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Cheap flights from Idaho Falls (IDA) to Washington, D.C. (WAS) from $264

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/14. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
IDA — WAS
Jun 3 — Jun 101
From?
To?
Mon 6/3
Mon 6/10
1 adult, Economy
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Cheap flight deals from Idaho Falls to Washington, D.C.

Discover tips and strategies to find the most affordable flight options for your journey from Idaho Falls (IDA) to Washington, D.C. (WAS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated May 29, 2024.

Popular in

October

Cheapest in

February

Average price

$671

Round-trip from

$235
High demand for flights, 21% potential price rise
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Best time to find cheap flights, 27% potential price drop
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Average for round-trip flights in May 2024
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From Idaho Falls Fanning Field to Washington, D.C. (WAS)
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What is the cheapest day to fly round-trip from Idaho Falls to Washington, D.C.?

Flights from Idaho Falls to Washington, D.C. are found to be more expensive on Thursday. This shouldn't discourage you from searching as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Washington, D.C..

What is the cheapest month to fly from Idaho Falls to Washington, D.C.?

February is one of the best times of the year to fly to Washington, D.C. from Idaho Falls. Prices for February average $658 per person but you can even find prices for as low as $483. The most expensive prices can be found in the month of October. Opting for a February flight can save you 26% on your journey compared to booking in October

When is the cheapest time to fly from Idaho Falls to Washington, D.C. (IDA - WAS)?

One of the essential ways to save on airfare from Idaho Falls to Washington, D.C. is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the afternoon could potentially save you up to 32% on airfare.

Cheap Alaska Airlines flights from Idaho Falls to Washington, D.C.

Explore cheap flight options specifically provided by Alaska Airlines for the route between Idaho Falls and Washington, D.C.. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,696,634 searches. Data last updated May 29, 2024.
Check out some of the cheapest Alaska Airlines flights we've come across from Idaho Falls to Washington, D.C.. It's recommended that users confirm their flight details before booking.
Fri 10/116:10 amIDA - IAD
1 stop15h 49mAlaska Airlines
Thu 10/177:02 amIAD - IDA
1 stop10h 09mAlaska Airlines
Deal found 5/28$532
Sat 11/233:44 pmIDA - IAD
2 stops46h 30mAlaska Airlines
Sun 12/18:00 amIAD - IDA
2 stops33h 02mAlaska Airlines
Deal found 5/27$1,668

Cheap United Airlines flights from Idaho Falls to Washington, D.C.

Explore cheap flight options specifically provided by United Airlines for the route between Idaho Falls and Washington, D.C.. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,696,634 searches. Data last updated May 29, 2024.
Browse through some of the cheapest United Airlines flights traveling from Idaho Falls to Washington, D.C.. Ensure the flight price, dates, time, and airline match your criteria before you book.
Wed 6/2610:45 amIDA - BWI
1 stop16h 25mUnited Airlines
Tue 7/210:05 amBWI - IDA
1 stop9h 13mUnited Airlines
Deal found 5/28$542
Thu 7/115:59 pmIDA - IAD
1 stop9h 26mUnited Airlines
Tue 7/2310:08 pmIAD - IDA
1 stop13h 27mUnited Airlines
Deal found 5/27$555
Mon 6/242:30 pmIDA - IAD
1 stop18h 56mUnited Airlines
Mon 7/110:08 pmIAD - IDA
1 stop13h 27mUnited Airlines
Deal found 5/27$565
Mon 6/245:56 pmIDA - IAD
1 stop15h 30mUnited Airlines
Mon 7/19:00 amIAD - IDA
2 stops14h 08mUnited Airlines
Deal found 5/27$595
Thu 7/115:59 pmIDA - IAD
1 stop9h 26mUnited Airlines
Tue 7/236:30 amIAD - IDA
2 stops12h 48mUnited Airlines
Deal found 5/27$620
Fri 10/115:58 pmIDA - IAD
1 stop15h 27mUnited Airlines
Thu 10/176:30 amIAD - IDA
2 stops16h 46mUnited Airlines
Deal found 5/28$640
Mon 6/2410:45 amIDA - IAD
2 stops12h 02mUnited Airlines
Mon 7/19:00 amIAD - IDA
2 stops14h 08mUnited Airlines
Deal found 5/27$698
Fri 10/115:58 pmIDA - IAD
2 stops25h 22mUnited Airlines
Thu 10/1710:10 pmIAD - IDA
2 stops13h 34mUnited Airlines
Deal found 5/28$771
Sat 11/2310:45 amIDA - IAD
1 stop6h 45mUnited Airlines
Sun 12/110:05 pmIAD - IDA
1 stop13h 23mUnited Airlines
Deal found 5/27$1,053

Cheap Idaho Falls to Washington, D.C. flights in May & June 2024

Find cheap flight options from Idaho Falls to Washington, D.C. specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,696,634 searches. Prices were last updated on May 29, 2024.
These are some of the best deals we've found on flights to Washington, D.C. in 2024 at this time. More deals are always being added, so be sure to check back regularly.
Wed 6/267:00 pmIDA - BWI
1 stop8h 50mDelta
Tue 7/26:05 amBWI - IDA
2 stops8h 18mDelta
Deal found 5/28$508
Wed 6/2610:45 amIDA - IAD
1 stop6h 20mUnited Airlines
Tue 7/212:45 pmIAD - IDA
1 stop6h 33mUnited Airlines
Deal found 5/28$528
Wed 6/2610:45 amIDA - BWI
1 stop16h 25mUnited Airlines
Tue 7/210:05 amBWI - IDA
1 stop9h 13mUnited Airlines
Deal found 5/28$542
Wed 6/267:00 pmIDA - BWI
2 stops11h 45mDelta
Tue 7/26:05 amBWI - IDA
2 stops8h 18mDelta
Deal found 5/28$553
Wed 6/267:00 pmIDA - IAD
2 stops11h 45mDelta
Tue 7/26:10 amIAD - IDA
2 stops8h 13mDelta
Deal found 5/28$558
Wed 6/2610:45 amIDA - IAD
1 stop8h 37mUnited Airlines
Tue 7/210:30 pmIAD - IDA
2 stops20h 48mUnited Airlines
Deal found 5/28$627
Wed 6/266:32 amIDA - DCA
2 stops11h 24mAmerican Airlines
Tue 7/26:59 amDCA - IDA
1 stop16h 44mAmerican Airlines
Deal found 5/28$662
Wed 6/267:00 pmIDA - DCA
2 stops12h 00mDelta
Tue 7/26:05 amDCA - IDA
2 stops8h 18mDelta
Deal found 5/28$704
Wed 6/266:32 amIDA - DCA
1 stop16h 20mAmerican Airlines
Tue 7/26:59 amDCA - IDA
1 stop16h 44mAmerican Airlines
Deal found 5/28$715

Idaho Falls to Washington, D.C. 2024 flight deals

Discover exclusive flight deals for travel between Idaho Falls and Washington, D.C. in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,696,634 searches. Data last updated May 29, 2024.
These are some of the best deals we've found on flights to Washington, D.C. in 2024 at this time. More deals are always being added, so be sure to check back regularly.
Wed 6/267:00 pmIDA - BWI
1 stop8h 50mDelta
Tue 7/26:05 amBWI - IDA
2 stops8h 18mDelta
Deal found 5/28$508
Wed 8/76:00 amIDA - IAD
2 stops21h 27mAlaska Airlines
Wed 8/144:16 pmIAD - IDA
2 stops33h 41mAlaska Airlines
Deal found 5/28$514
Wed 8/710:45 amIDA - IAD
1 stop8h 37mUnited Airlines
Wed 8/144:10 pmIAD - IDA
1 stop6h 58mUnited Airlines
Deal found 5/28$520
Wed 6/2610:45 amIDA - IAD
1 stop6h 20mUnited Airlines
Tue 7/212:45 pmIAD - IDA
1 stop6h 33mUnited Airlines
Deal found 5/28$528
Wed 8/74:02 pmIDA - IAD
1 stop13h 33mAlaska Airlines
Wed 8/145:43 pmIAD - IDA
2 stops32h 14mAlaska Airlines
Deal found 5/28$531
Fri 10/116:10 amIDA - IAD
1 stop15h 49mAlaska Airlines
Thu 10/177:02 amIAD - IDA
1 stop10h 09mAlaska Airlines
Deal found 5/28$532
Wed 6/2610:45 amIDA - BWI
1 stop16h 25mUnited Airlines
Tue 7/210:05 amBWI - IDA
1 stop9h 13mUnited Airlines
Deal found 5/28$542
Wed 6/267:00 pmIDA - BWI
2 stops11h 45mDelta
Tue 7/26:05 amBWI - IDA
2 stops8h 18mDelta
Deal found 5/28$553
Wed 6/267:00 pmIDA - IAD
2 stops11h 45mDelta
Tue 7/26:10 amIAD - IDA
2 stops8h 13mDelta
Deal found 5/28$558

One-way flights to Washington, D.C. from Idaho Falls

Search for one-way flight options from Idaho Falls to Washington, D.C.. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,696,634 searches. Data last updated May 29, 2024.
Some of the best available deals we've found on one-way flights from Idaho Falls to Washington, D.C.. Those needing a return flight from Idaho Falls to Washington, D.C. can use the search form above.
Sat 9/1410:40 amIDA - IAD
1 stop6h 06mUnited Airlines
Deal found 5/27$264
Sat 9/146:06 amIDA - IAD
2 stops56h 27mAlaska Airlines
Deal found 5/27$310
Sat 9/147:05 amIDA - IAD
3 stops15h 10mUnited Airlines
Deal found 5/27$802

Find flights from Idaho Falls to Washington, D.C. within your budget

Customize your flight search to find flights from Idaho Falls to Washington, D.C. that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,696,634 searches. Data last updated May 29, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$508 - $581

Route

Depart

Return

Price

Idaho Falls Fanning FieldBaltimore/Washington

IDA - BWI

IDABWI

Idaho Falls Fanning Field

Wed 6/26

1 stop8h 50m

Baltimore/Washington

Tue 7/2

2 stops8h 18m

$508

Idaho Falls Fanning FieldWashington, D.C. Dulles Intl

IDA - IAD

IDAIAD

Idaho Falls Fanning Field

Fri 10/11

1 stop15h 49m

Washington, D.C. Dulles Intl

Thu 10/17

1 stop10h 09m

$532

Idaho Falls Fanning FieldBaltimore/Washington

IDA - BWI

IDABWI

Idaho Falls Fanning Field

Wed 6/26

1 stop16h 25m

Baltimore/Washington

Tue 7/2

1 stop9h 13m

$542

Idaho Falls Fanning FieldBaltimore/Washington

IDA - BWI

IDABWI

Idaho Falls Fanning Field

Wed 6/26

2 stops11h 45m

Baltimore/Washington

Tue 7/2

2 stops8h 18m

$553

Idaho Falls Fanning FieldWashington, D.C. Dulles Intl

IDA - IAD

IDAIAD

Idaho Falls Fanning Field

Thu 7/11

1 stop9h 26m

Washington, D.C. Dulles Intl

Tue 7/23

1 stop13h 27m

$555

Idaho Falls Fanning FieldWashington, D.C. Dulles Intl

IDA - IAD

IDAIAD

Idaho Falls Fanning Field

Mon 6/24

1 stop18h 56m

Washington, D.C. Dulles Intl

Mon 7/1

1 stop13h 27m

$565

Idaho Falls Fanning FieldBaltimore/Washington

IDA - BWI

IDABWI

Idaho Falls Fanning Field

Wed 8/7

1 stop8h 07m

Baltimore/Washington

Wed 8/14

1 stop9h 55m

$568

Idaho Falls Fanning FieldBaltimore/Washington

IDA - BWI

IDABWI

Idaho Falls Fanning Field

Wed 8/7

1 stop8h 07m

Baltimore/Washington

Wed 8/14

2 stops10h 11m

$572

Idaho Falls Fanning FieldBaltimore/Washington

IDA - BWI

IDABWI

Idaho Falls Fanning Field

Wed 8/7

2 stops19h 27m

Baltimore/Washington

Wed 8/14

2 stops10h 11m

$581

Flights are sorted by cheapest first

Deals found on 5/28

When is the cheapest time to fly from Idaho Falls to Washington, D.C.?

Use this chart to determine the cheapest time to fly round-trip from Idaho Falls to Washington, D.C.. Price data was last updated on May 26, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Idaho Falls to Washington, D.C. flight should consider departing on Wednesday at noon when fares are most often at their lowest. Friday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
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Best time to book a flight from Idaho Falls to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Idaho Falls with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Temperature and rainfall in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average temperature and rainfall totals by month.

WAS

Temperature

35.6 - 80.6 °F

Reviews of airlines servicing Washington, D.C.

Get insights into the airlines that provide service to Washington, D.C.. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Washington, D.C.. Reviews last updated May 29, 2024.
To help decide which airline to fly from Idaho Falls to Washington, D.C., see what other customers have to say about Alaska Airlines, United Airlines and Delta. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.1
Very good
9,194 reviews
Check prices

Comfort

7.9

Food

7.3

Overall

8.1

Boarding

8.2

Crew

8.6

Entertainment

7.3

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

Alaska Airlines
8.1
Very good
9,194 reviews
Alaska Airlines
8.1
Very good
9,194 reviews
Check prices

Comfort

7.9

Food

7.3

Overall

8.1

Boarding

8.2

Crew

8.6

Entertainment

7.3

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

Delta
8.0
Very good
10,476 reviews
Alaska Airlines
8.1
Very good
9,194 reviews
Check prices

Comfort

7.9

Food

7.3

Overall

8.1

Boarding

8.2

Crew

8.6

Entertainment

7.3

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

United Airlines
7.4
Good
10,784 reviews
Alaska Airlines
8.1
Very good
9,194 reviews
Check prices

Comfort

7.9

Food

7.3

Overall

8.1

Boarding

8.2

Crew

8.6

Entertainment

7.3

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

American Airlines
7.3
Good
14,302 reviews
Alaska Airlines
8.1
Very good
9,194 reviews
Check prices

Comfort

7.9

Food

7.3

Overall

8.1

Boarding

8.2

Crew

8.6

Entertainment

7.3

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

Related info for your journey

Find useful and relevant information for your journey from Idaho Falls to Washington, D.C.. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Idaho Falls to Washington, D.C.?

    Located just 3.8 mi from the city center, Idaho Falls Fanning Field is the airport most travelers will use when flying to Washington, D.C. from Idaho Falls. Booking flights from Fanning Field (IDA) to Washington, D.C. should be relatively easy as there are 0 daily outbound flights to Washington, D.C. from 3 different airlines.

  • Can I find flights from Idaho Falls to Washington, D.C. for under $600 on Cheapflights?

    Yes, there are multiple flights from Idaho Falls to Washington, D.C. for under $600. The cheapest flight booked recently is on Delta for just $508, but on average you can expect to pay $671.

  • What are the cheapest airlines flying from Idaho Falls to Washington, D.C. round-trip?

    Delta, at $508, was found to be the cheapest airline from Idaho Falls to Washington, D.C..Alternate airlines to your destination round-trip include Alaska Airlines and United Airlines. Delta is priced at 22% lower than the current average price of a flight leaving 3 months from now.

  • What are the most popular routes from Idaho Falls to Washington, D.C.?

    When deciding which route to take from Idaho Falls to Washington, D.C. consider Idaho Falls Fanning Field - Washington, D.C. Dulles Intl, Idaho Falls Fanning Field - Baltimore/Washington or Idaho Falls Fanning Field - Washington, D.C. Reagan-National as they are the most popular.

  • What does IDA to IAD mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Idaho Falls Fanning Field Airport to Washington, D.C. Dulles Intl Airport flight would often be abbreviated as a IDA to IAD flight. Ready for more IATA code knowledge? These are related airports for your current travel destination: Baltimore/Washington Airport (BWI), Washington, D.C. Reagan-National Airport (DCA).

  • Can I find deals for flights from Idaho Falls to Washington, D.C. that include extra baggage allowance?

    The amount of baggage you can bring on your Idaho Falls to Washington, D.C. flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Idaho Falls to Washington, D.C. with specific airlines?

    Yes, Cheapflights allows you to browse and filter Idaho Falls to Washington, D.C. flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Idaho Falls to Washington, D.C. that include hotel bookings?

    Yes. In addition to deals on Idaho Falls to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Idaho Falls to Washington, D.C.?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Idaho Falls to Washington, D.C..

  • Can I find deals for business class flights from Idaho Falls to Washington, D.C.?

    Yes. Cheapflights offers flight deals from Idaho Falls to Washington, D.C. by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Idaho Falls to Washington, D.C. that allow pets onboard?

    Many airlines flying from Idaho Falls to Washington, D.C. offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Idaho Falls to Washington, D.C.?

    Yes, you can often find last-minute deals on Idaho Falls to Washington, D.C. flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Idaho Falls to Washington, D.C. flight deals updated?

    The Idaho Falls to Washington, D.C. flight deals you see on this page were last updated on 5/28.

  • What are the most popular airlines that fly from Idaho Falls to Washington, D.C.?

    Before booking your flight from Idaho Falls to Washington, D.C. check out the most popular airlines for this route: American Airlines, Delta or United Airlines.

  • When is the best time to book a flight from Idaho Falls to Washington, D.C.?

    Currently, September is the cheapest month in which you can book a flight from Idaho Falls to Washington, D.C. (average of $278). Flying from Idaho Falls to Washington, D.C. in June is currently the most expensive (average of $388). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Idaho Falls to Washington, D.C.
See prices for flight routes from nearby airports that may be better suited for you.

Spokane to Dulles Intl flights
Boise to Dulles Intl flights
Boise to Reagan-National flights
Spokane to Reagan-National flights
Idaho Falls to Dulles Intl flights
Jackson to Dulles Intl flights
Jackson to Reagan-National flights
Idaho Falls to Reagan-National flights
Lewiston to Dulles Intl flights
Lewiston to Reagan-National flights
Hailey to Reagan-National flights
Hailey to Dulles Intl flights
Twin Falls to Reagan-National flights
Twin Falls to Dulles Intl flights

Top 3 airlines flying from Idaho Falls to Washington, D.C.

Discover the top 3 airlines that operate flights from Idaho Falls to Washington, D.C.. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,696,634 searches. Data last updated May 29, 2024.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$359Average$549FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapest$451Average$791FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapest$500Average$672FlexibilityNo cancel feeOn-time71%
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Search flights from Idaho Falls to Washington, D.C. by cabin class

Find flights from Idaho Falls to Washington, D.C., based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Idaho Falls to Washington, D.C.?

When you search for this flight from Idaho Falls to Washington, D.C., Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Idaho Falls to Washington, D.C.?

Cheapflights helps you find that perfect flight to Washington, D.C. from Idaho Falls by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Idaho Falls to Washington, D.C. with no change fees?

Need flexible booking options for your flight to Washington, D.C. from Idaho Falls? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Idaho Falls to Washington, D.C. become cheaper?

Yes! Start tracking prices for Idaho Falls to Washington, D.C. flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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