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Cheap flights from Idaho Falls (IDA) to Heathrow (LHR) from $632

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/1. 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 — LHR
Jun 13 — Jun 201
From?
To?
Thu 6/13
Thu 6/20
1 adult, Economy
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Cheap flight deals from Idaho Falls to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Idaho Falls (IDA) to Heathrow (LHR). 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 June 8, 2024.

Round-trip from

$643
From Idaho Falls Fanning Field to London Heathrow
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What is the cheapest day to fly round-trip from Idaho Falls to London Heathrow Airport?

Wednesday is generally a great day to depart. Flying on this day could help you save up to 37%.

What is the cheapest month to fly from Idaho Falls to London Heathrow Airport?

March is one of the best times of the year to fly to London Heathrow Airport from Idaho Falls. Prices for March average $984 per person but you can even find prices for as low as $657. The most expensive prices can be found in the month of June. Opting for a March flight can save you 76% on your journey compared to booking in June

What is the cheapest time of day to fly from IDA to LHR?

Unlike in the morning, when flights are generally more expensive, you can save up to 1% on flights from Idaho Falls to London Heathrow Airport by exploring options for tickets at noon.

Cheap Idaho Falls to Heathrow flights in June & July 2024

Find cheap flight options from Idaho Falls to Heathrow specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,022,473 searches. Prices were last updated on June 8, 2024.
The lowest fares we've come across on flights traveling from Idaho Falls to London in June and July 2024. Check back in a little while for more flight options.
Mon 7/2910:45 amIDA - LHR
1 stop18h 35mUnited Airlines
Wed 8/711:05 amLHR - IDA
1 stop29h 30mUnited Airlines
Deal found 6/8$881
Mon 7/296:59 pmIDA - LHR
2 stops33h 21mDelta
Wed 8/79:20 amLHR - IDA
2 stops19h 50mDelta
Deal found 6/8$896
Mon 7/296:59 pmIDA - LHR
3 stops33h 11mDelta
Wed 8/79:20 amLHR - IDA
2 stops19h 50mDelta
Deal found 6/8$906

Idaho Falls to Heathrow 2024 flight deals

Discover exclusive flight deals for travel between Idaho Falls and Heathrow in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,022,473 searches. Data last updated June 8, 2024.
The lowest fares we've come across on flights traveling from Idaho Falls to London in June and July 2024. Check back in a little while for more flight options.
Tue 10/110:55 amIDA - LHR
1 stop15h 45mUnited Airlines
Thu 10/313:00 pmLHR - IDA
2 stops32h 22mUnited Airlines
Deal found 6/8$632
Tue 10/110:55 amIDA - LHR
1 stop15h 45mUnited Airlines
Thu 10/318:50 amLHR - IDA
2 stops30h 38mUnited Airlines
Deal found 6/7$634
Tue 10/110:55 amIDA - LHR
2 stops17h 50mUnited Airlines
Thu 10/313:00 pmLHR - IDA
2 stops32h 22mUnited Airlines
Deal found 6/8$637
Tue 10/15:58 pmIDA - LHR
2 stops30h 42mUnited Airlines
Thu 10/3111:10 amLHR - IDA
2 stops28h 18mUnited Airlines
Deal found 6/7$639
Tue 10/12:35 pmIDA - LHR
1 stop12h 05mUnited Airlines
Thu 10/3111:35 amLHR - IDA
1 stop15h 18mUnited Airlines
Deal found 6/8$648
Mon 7/2910:45 amIDA - LHR
1 stop18h 35mUnited Airlines
Wed 8/711:05 amLHR - IDA
1 stop29h 30mUnited Airlines
Deal found 6/8$881
Mon 7/296:59 pmIDA - LHR
2 stops33h 21mDelta
Wed 8/79:20 amLHR - IDA
2 stops19h 50mDelta
Deal found 6/8$896
Mon 7/296:59 pmIDA - LHR
3 stops33h 11mDelta
Wed 8/79:20 amLHR - IDA
2 stops19h 50mDelta
Deal found 6/8$906
Thu 8/296:14 amIDA - LHR
2 stops17h 41mAmerican Airlines
Wed 9/49:15 amLHR - IDA
2 stops19h 19mAmerican Airlines
Deal found 6/8$911

Find flights from Idaho Falls to Heathrow within your budget

Customize your flight search to find flights from Idaho Falls to Heathrow 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 3,022,473 searches. Data last updated June 8, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$632 - $911

Route

Depart

Return

Price

Idaho Falls Fanning FieldLondon Heathrow

IDA - LHR

IDALHR

Idaho Falls Fanning Field

Tue 10/1

1 stop15h 45m

London Heathrow

Thu 10/31

2 stops32h 22m

$632

Idaho Falls Fanning FieldLondon Heathrow

IDA - LHR

IDALHR

Idaho Falls Fanning Field

Tue 10/1

1 stop15h 45m

London Heathrow

Thu 10/31

2 stops30h 38m

$634

Idaho Falls Fanning FieldLondon Heathrow

IDA - LHR

IDALHR

Idaho Falls Fanning Field

Tue 10/1

2 stops17h 50m

London Heathrow

Thu 10/31

2 stops32h 22m

$637

Idaho Falls Fanning FieldLondon Heathrow

IDA - LHR

IDALHR

Idaho Falls Fanning Field

Tue 10/1

2 stops30h 42m

London Heathrow

Thu 10/31

2 stops28h 18m

$639

Idaho Falls Fanning FieldLondon Heathrow

IDA - LHR

IDALHR

Idaho Falls Fanning Field

Tue 10/1

1 stop12h 05m

London Heathrow

Thu 10/31

1 stop15h 18m

$648

Idaho Falls Fanning FieldLondon Heathrow

IDA - LHR

IDALHR

Idaho Falls Fanning Field

Mon 7/29

1 stop18h 35m

London Heathrow

Wed 8/7

1 stop29h 30m

$881

Idaho Falls Fanning FieldLondon Heathrow

IDA - LHR

IDALHR

Idaho Falls Fanning Field

Mon 7/29

2 stops33h 21m

London Heathrow

Wed 8/7

2 stops19h 50m

$896

Idaho Falls Fanning FieldLondon Heathrow

IDA - LHR

IDALHR

Idaho Falls Fanning Field

Mon 7/29

3 stops33h 11m

London Heathrow

Wed 8/7

2 stops19h 50m

$906

Idaho Falls Fanning FieldLondon Heathrow

IDA - LHR

IDALHR

Idaho Falls Fanning Field

Thu 8/29

2 stops17h 41m

London Heathrow

Wed 9/4

2 stops19h 19m

$911

Flights are sorted by cheapest first

Deals found on 6/8

What is the cheapest day to fly from Idaho Falls to London Heathrow Airport?

Use this chart to determine the cheapest time to fly round-trip from Idaho Falls to Heathrow. Price data was last updated on June 2, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Idaho Falls to London Heathrow Airport flight should consider departing on Thursday 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 Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow 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 Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature and rainfall totals by month.

LON

Temperature

39.2 - 62.6 °F

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated June 8, 2024.
To help decide which airline to fly from Idaho Falls to London, see what other customers have to say about United Airlines and Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
10,333 reviews

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.6

Food

7.4

Entertainment

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Delta
8.0
Very good
10,333 reviews
Delta
8.0
Very good
10,333 reviews

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.6

Food

7.4

Entertainment

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

United Airlines
7.4
Good
10,680 reviews
Delta
8.0
Very good
10,333 reviews

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.6

Food

7.4

Entertainment

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

American Airlines
7.3
Good
14,186 reviews
Delta
8.0
Very good
10,333 reviews

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.6

Food

7.4

Entertainment

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Related info for your journey

Find useful and relevant information for your journey from Idaho Falls to Heathrow. 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 London Heathrow?

    Idaho Falls Fanning Field (IDA), located 3.8 mi from the city center, is the airport you fly out of when you book flights from Idaho Falls to London Heathrow. 2 airlines have flights from Fanning Field to London Heathrow on a regular basis. Booking flights from Idaho Falls Fanning Field to London Heathrow should not be difficult; the airport handles an average of 0 outbound flights to London Heathrow per day.

  • Can I find flights from Idaho Falls to London Heathrow Airport for under $700 on Cheapflights?

    Yes, there are multiple flights from Idaho Falls to London Heathrow Airport for under $700. The cheapest flight booked recently is on United Airlines for just $632, but on average you can expect to pay $753.

  • What are the cheapest airlines flying from Idaho Falls to London Heathrow Airport round-trip?

    United Airlines, at $632, was found to be the cheapest airline from Idaho Falls to London Heathrow Airport.Alternate airlines to your destination round-trip include Delta and American Airlines.

  • What does IDA to LHR mean?

    This is defined as Idaho Falls Fanning Field Airport (IDA) and London Heathrow Airport (LHR). Codes like London Heathrow Airport are often used to just call airports uniquely.

  • Can I find deals for flights from Idaho Falls to Heathrow that include extra baggage allowance?

    The amount of baggage you can bring on your Idaho Falls to Heathrow 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 Heathrow with specific airlines?

    Yes, Cheapflights allows you to browse and filter Idaho Falls to Heathrow 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 Heathrow that include hotel bookings?

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

  • How can I find direct flights from Idaho Falls to Heathrow?

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

  • Can I find deals for business class flights from Idaho Falls to Heathrow?

    Yes. Cheapflights offers flight deals from Idaho Falls to Heathrow 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 Heathrow that allow pets onboard?

    Many airlines flying from Idaho Falls to Heathrow 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 Heathrow?

    Yes, you can often find last-minute deals on Idaho Falls to Heathrow 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 London Heathrow Airport flight deals updated?

    The Idaho Falls to London Heathrow Airport flight deals you see on this page were last updated on 6/8.

  • What is the cheapest month to book a flight from Idaho Falls to London Heathrow Airport?

    Currently, November is the cheapest month in which you can book a flight from Idaho Falls to London Heathrow Airport (average of $653). Flying from Idaho Falls to London Heathrow Airport in June is currently the most expensive (average of $1,102). 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.

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Alternative routes for Idaho Falls to Heathrow
See prices for flight routes from nearby airports that may be better suited for you.

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Top 2 airlines flying from Idaho Falls to Heathrow

Discover the top 2 airlines that operate flights from Idaho Falls to Heathrow. 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 3,022,473 searches. Data last updated June 8, 2024.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$675Average$773FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$714Average$901FlexibilityNo cancel feeOn-time69%
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Search flights from Idaho Falls to Heathrow by cabin class

Find flights from Idaho Falls to Heathrow, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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