Popular in | April |
---|---|
Cheapest in | December |
Round-trip from | $235 |
One-way from | $173 |
Flights from St. Louis to Washington, D.C. Dulles Intl Airport are found to be more expensive on Saturday. 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. Dulles Intl Airport.
To save on the cost of your flight from St. Louis to Washington, D.C. Dulles Intl Airport, book at least 53 days before your planned departure. Booking around this time can save you about 108% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $327 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $466.
Due to multiple factors, expect to potentially pay more when booking in June. For low rates, January can be a great choice for travel to Washington, D.C. Dulles Intl Airport. Flights to Washington, D.C. Dulles Intl Airport from St. Louis in January are about $275 on average during January, but can be found for as low as $108.
It’s optimal to fly from St. Louis to Washington, D.C. Dulles Intl Airport in the evening. By choosing this option you can save up to 43% on the cost of your flight, compared to a flight at noon.
Fly from
Fly to
Budget
$198 - $314
Route
Depart
Return
Price
Lambert-St LouisWashington, D.C. Dulles Intl
STL - IAD
STLIAD
Lambert-St Louis
Thu 7/4
1 stop4h 46m
Washington, D.C. Dulles Intl
Tue 7/9
1 stop4h 02m
Lambert-St LouisWashington, D.C. Dulles Intl
STL - IAD
STLIAD
Lambert-St Louis
Tue 7/2
1 stop5h 01m
Washington, D.C. Dulles Intl
Tue 7/16
1 stop5h 28m
Lambert-St LouisWashington, D.C. Dulles Intl
STL - IAD
STLIAD
Lambert-St Louis
Tue 9/24
Nonstop2h 08m
Washington, D.C. Dulles Intl
Sat 9/28
Nonstop2h 23m
Lambert-St LouisWashington, D.C. Dulles Intl
STL - IAD
STLIAD
Lambert-St Louis
Mon 6/17
1 stop5h 34m
Washington, D.C. Dulles Intl
Tue 6/18
1 stop4h 10m
Lambert-St LouisWashington, D.C. Dulles Intl
STL - IAD
STLIAD
Lambert-St Louis
Wed 6/26
Nonstop2h 10m
Washington, D.C. Dulles Intl
Wed 7/3
1 stop5h 23m
Lambert-St LouisWashington, D.C. Dulles Intl
STL - IAD
STLIAD
Lambert-St Louis
Tue 7/2
Nonstop2h 10m
Washington, D.C. Dulles Intl
Fri 7/5
1 stop6h 08m
Lambert-St LouisWashington, D.C. Dulles Intl
STL - IAD
STLIAD
Lambert-St Louis
Fri 6/21
1 stop15h 14m
Washington, D.C. Dulles Intl
Mon 6/24
3 stops21h 48m
Lambert-St LouisWashington, D.C. Dulles Intl
STL - IAD
STLIAD
Lambert-St Louis
Fri 7/26
1 stop15h 23m
Washington, D.C. Dulles Intl
Sun 7/28
1 stop27h 29m
Lambert-St LouisWashington, D.C. Dulles Intl
STL - IAD
STLIAD
Lambert-St Louis
Tue 7/2
2 stops10h 13m
Washington, D.C. Dulles Intl
Tue 7/16
1 stop4h 30m
WAS Temperature | 35.6 - 80.6 °F |
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Comfort
Entertainment
Boarding
Crew
Overall
Food
Reviews
Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.
Comfort
Entertainment
Boarding
Crew
Overall
Food
Reviews
Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.
Comfort
Entertainment
Boarding
Crew
Overall
Food
Reviews
Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.
Comfort
Entertainment
Boarding
Crew
Overall
Food
Reviews
Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.
Comfort
Entertainment
Boarding
Crew
Overall
Food
Reviews
Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.
Comfort
Entertainment
Boarding
Crew
Overall
Food
Reviews
Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.
1%of flight departures | Early morningMidnight to 6 am |
---|---|
62%of flight departures | Morning6 am to noon |
37%of flight departures | AfternoonNoon to 6 pm |
0%of flight departures | Evening6 pm to midnight |
Sunday | 5daily flights |
---|---|
Monday | 6daily flights |
Tuesday | 5daily flights |
Wednesday | 6daily flights |
Thursday | 5daily flights |
Friday | 6daily flights |
Saturday | 4daily flights |
Cheapflights makes it easy to find St. Louis to Dulles Intl flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.
By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Dulles Intl from St. Louis.
Yes, we can. To see specific flights from St. Louis to Dulles Intl with no change fees, users can toggle flexible booking options after using the search form above to find flights.
Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Dulles Intl from St. Louis today and book when prices fit your budget.