Popular in | June |
---|---|
Cheapest in | January |
Round-trip from | $235 |
One-way from | $94 |
Flights from St. Louis to Washington, D.C. 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..
Travelers have found it’s best to book a flight 53 days in advance to save up to 108% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 53 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from St. Louis to Washington, D.C. 1-2 weeks in advance for as low as $327, or $462 for flights within the next 24 hours.
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.. Flights to Washington, D.C. from St. Louis in January are about $278 on average during January, but can be found for as low as $108.
It’s typically best to fly out from St. Louis to Washington, D.C. in the evening. Doing so could potentially save you 46% on the flight price compared to flying at noon, which is usually more expensive.
If you’re traveling from St. Louis to Washington, D.C., one of the more common airlines traveling that route is United Airlines. Flights from United Airlines traveling this route typically cost $378.95 RT. This price is typically 55% more expensive than other airlines that offer St. Louis to Washington, D.C. flights. When booking this route, the cheapest RT price found was $196. The most popular departure airport in St. Louis when flying to Washington, D.C. is Lambert-St Louis Airport. The most popular airport to fly into when visiting Washington, D.C. is Washington, D.C. Dulles Intl Airport. When flying from St. Louis to Washington, D.C., United Airlines flights are 6% more popular than any other airline flying that same route.
One of the most popular airlines traveling from St. Louis to Washington, D.C. is Delta. Flights from Delta traveling this route typically cost $357.54 RT. This price is typically 53% cheaper than other airlines that offer St. Louis to Washington, D.C. flights. When booking this route, the cheapest RT price found was $192. Lambert-St Louis Airport is the most common St. Louis airport to take off from when flying to Washington, D.C.. Washington, D.C. Dulles Intl Airport is the most popular arrival airport in Washington, D.C.. When flying from St. Louis to Washington, D.C., Delta flights are 4% more popular than any other airline flying that same route.
Fly from
Fly to
Budget
$145 - $209
Route
Depart
Return
Price
Lambert-St LouisWashington, D.C. Reagan-National
STL - DCA
STLDCA
Lambert-St Louis
Wed 6/12
1 stop20h 58m
Washington, D.C. Reagan-National
Sat 6/22
1 stop20h 38m
Lambert-St LouisBaltimore/Washington
STL - BWI
STLBWI
Lambert-St Louis
Thu 5/30
1 stop11h 09m
Baltimore/Washington
Tue 6/4
1 stop11h 54m
Lambert-St LouisBaltimore/Washington
STL - BWI
STLBWI
Lambert-St Louis
Tue 6/4
1 stop21h 01m
Baltimore/Washington
Fri 6/14
1 stop19h 43m
Lambert-St LouisBaltimore/Washington
STL - BWI
STLBWI
Lambert-St Louis
Thu 9/26
1 stop13h 10m
Baltimore/Washington
Mon 9/30
1 stop23h 47m
Lambert-St LouisBaltimore/Washington
STL - BWI
STLBWI
Lambert-St Louis
Tue 6/25
1 stop10h 53m
Baltimore/Washington
Tue 7/2
1 stop6h 12m
Lambert-St LouisBaltimore/Washington
STL - BWI
STLBWI
Lambert-St Louis
Wed 7/17
1 stop18h 24m
Baltimore/Washington
Tue 7/23
1 stop5h 44m
Lambert-St LouisWashington, D.C. Reagan-National
STL - DCA
STLDCA
Lambert-St Louis
Tue 6/25
Nonstop2h 02m
Washington, D.C. Reagan-National
Tue 7/2
Nonstop2h 23m
Lambert-St LouisWashington, D.C. Reagan-National
STL - DCA
STLDCA
Lambert-St Louis
Mon 7/1
1 stop4h 38m
Washington, D.C. Reagan-National
Fri 7/5
1 stop6h 44m
Lambert-St LouisWashington, D.C. Dulles Intl
STL - IAD
STLIAD
Lambert-St Louis
Wed 6/26
Nonstop2h 10m
Washington, D.C. Dulles Intl
Tue 7/2
1 stop5h 02m
Currently, September is the cheapest month in which you can book a flight from St. Louis to Washington, D.C. (average of $280). Flying from St. Louis to Washington, D.C. in June is currently the most expensive (average of $397). 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.
January
$308
February
$303
March
$358
April
$337
May
$336
June
$397
July
$376
August
$298
September
$280
October
$303
November
$328
December
$293
WAS Temperature | 35.6 - 80.6 °F |
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Overall
Comfort
Entertainment
Food
Crew
Boarding
Reviews
Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.
Overall
Comfort
Entertainment
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Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.
Overall
Comfort
Entertainment
Food
Crew
Boarding
Reviews
Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.
Overall
Comfort
Entertainment
Food
Crew
Boarding
Reviews
Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.
Overall
Comfort
Entertainment
Food
Crew
Boarding
Reviews
Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.
Overall
Comfort
Entertainment
Food
Crew
Boarding
Reviews
Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.
10%of flight departures | Early morningMidnight to 6 am |
---|---|
51%of flight departures | Morning6 am to noon |
31%of flight departures | AfternoonNoon to 6 pm |
8%of flight departures | Evening6 pm to midnight |
Sunday | 10daily flights |
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Monday | 13daily flights |
Tuesday | 12daily flights |
Wednesday | 13daily flights |
Thursday | 12daily flights |
Friday | 13daily flights |
Saturday | 10daily flights |
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