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Did you mean flights from Washington to St Louis?

Flights from St Louis to Washington, United States Last modified: Sep 26, 2016 2:42 AM

TIPSave $36 by flying into Allentown - Bethlehem - Easton instead of Washington from St Louis

St Louis to Washington Last modified: Sep 26, 2016 2:42 AM

We've scanned 20,789,023,501 round trip itineraries and found the cheapest flights from St Louis to Washington. United & American frequently offer the best deals on St Louis to Washington flights, or select your preferred carrier below to see the cheapest days to fly.

United
STLWAS
Sat 11/19
nonstop
WASSTL
Mon 11/21
nonstop
$203
Select
American
STLWAS
Sat 11/19
1 stop
WASSTL
Mon 11/21
1 stop
$211
Select
Alaska
STLWAS
Mon 11/7
nonstop
WASSTL
Fri 11/11
nonstop
$330
Select
Alaska
STLWAS
Tue 11/8
nonstop
WASSTL
Fri 11/11
nonstop
$330
Select
Alaska
STLWAS
Mon 11/14
nonstop
WASSTL
Sun 11/20
nonstop
$330
Select

How Much is a Flight from St Louis to Washington?

We have collected flight cost data from across the web for travel from St Louis to Washington, and have found the average flight price for this trip to be $274.

Where To Buy Cheap Flights from St Louis to Washington?

The best way to find a great deal on airfare is to search multiple sites. When you run a search on FareCompare, we search multiple sites and fare sources all at once so you don't have to - which is why we thinking FareCompare is the best place to find cheap tickets. Airlines can adjust prices for tickets from St Louis to Washington based on the day and time that you decide to book your flight. We have collected data from all airlines, and have found that Tuesdays, Wednesdays, and Saturdays are often the best days to book flights. If you'd like to learn more, read our article about the best time to buy airline tickets.

How far in advance should I book tickets from St Louis to Washington?

The chart below shows up-to-date information regarding how far in advance to book your flight from St Louis to Washington.

Non Stop versus Connecting
Advanced PurchaseNon StopConnecting
< 7 days $486 $493
7-14 days $307 $311
14-21 days $287 $291
21-30 days $286 $291
30-60 days $203 $211
60-90 days $287 $285
90+ days $287 $295

Cheapest Day To Fly from St Louis to Washington

We've examined 20,795,316,600 itinerary searches that we've seen for departures in the next 90 days and found that the cheapest day to fly from St Louis to Washington is Saturday. See the chart below to compare prices for other days of the week.

Monday Tuesday Wednesday Thursday Friday Saturday Sunday
$307 $267 $277 $267 $265 $203 $327

Compare Flight Prices from St Louis to Washington by Month

Low priced flights are most commonly available by purchasing between one and three months in advance. International or holiday flights may need to be purchased even further in advance. The chart below shows the cheapest flight prices by month for St Louis to Washington flights.

Month Origin Destination Carrier Depart Date Return Date Stops Price
September St Louis Washington American 9/29/16 10/7/16 0 $601
October St Louis Washington United 10/26/16 11/2/16 0 $286
November St Louis Washington United 11/19/16 11/21/16 0 $203
December St Louis Washington American 12/20/16 12/27/16 0 $287
January St Louis Washington American 1/17/17 1/25/17 0 $287
February St Louis Washington United 2/1/17 2/7/17 0 $287
March St Louis Washington American 3/6/17 3/10/17 0 $331
April St Louis Washington American 4/11/17 4/14/17 0 $331

Cheap Last Minute Flights from St Louis to Washington

Looking for cheap last minute flights or a weekend getaway? We've got you covered with weekend flight deals from St Louis to Washington. The chart below shows the best last minute deals and cheap flights this weekend we could find.

Next 30 Days

SunMonTueWedThuFriSat
25 26 27 28 29 30 1
$677
2 3 4 5 6 7 8
$677 $390
9 10 11 12 13 14 15
$390 $287
16 17 18 19 20 21 22
$287 $287
23 24 25 26 27 28 29
$287 $287
30 31 1 2 3 4 5
$287

Connecting Flights vs Direct Flights from St Louis to Washington

Flights between some cities may be significantly cheaper if you choose a multi-stop airline ticket. Although these connecting flights sacrifice some convenience, on average, travelers save 20%-60% when they choose to fly multi-stop versus a direct flight.

The average price for connecting flights from St Louis to Washington is $325.

The average price for direct flights from St Louis to Washington is $294.

The chart below shows up to date information regarding non-stop flights from St Louis to Washington.

Weekly Direct Flights from St Louis to Washington - By Carrier
CarrierMonTueWedThuFriSatSunEarliest FlightLatest Flight
American 4 4 4 4 4 2 4 06:10 18:00
United 4 4 4 4 4 3 4 08:25 18:30
Southwest 3 3 3 3 3 3 3 08:10 19:40

One Way Flights vs Round Trip Flights from St Louis to Washington

We have found that there is often no price difference between buying a round trip flight versus a one way flight. Increased flexibility is the main benefit when it comes to buying a one way flight from St Louis to Washington. However, booking a round trip flight can be a simpler process. You can compare round trip and one way flights by using our flight comparison.

The average price for one way flights from St Louis to Washington is not available.

The average price for round trip flights from St Louis to Washington is $294.

St Louis to Washington Flight Questions

Below are some common questions that asked about this flight route:

Question: How long is the flight from St Louis to Washington?
Answer: The average St Louis to Washington flight time is 2 hours and a minute.
Question: How far is Washington from St Louis?
Answer: The distance from St Louis to Washington is 694 miles (1,116 kilometers).
Question: How common are direct flights from St Louis to Washington?
Answer: There are 74 direct flights from St Louis to Washington.
Question: What are the most popular St Louis airlines for direct flights from St Louis to Washington?
Answer: United Airlines provides 36% of the non-stop flights between St Louis and Washington.
Question: What are the most popular connecting cities when flying from St Louis to Washington?
Answer: Chicago, IL

Airlines in St Louis flying to Washington Last modified: Sep 26, 2016 2:42 AMNumber of routes searched: 205Number of itineraries searched: 215,068

Wondering which airlines fly out of St Louis to Washington? We've gathered the average price of St Louis airlines with flights to Washington. Different airlines offer different levels of comfort and service, so consider convenience when choosing your airline.

Below is the full flight schedule summary showing which days of the week individual carriers offer flights for the next 30 days.

St Louis to Washington
Airline Connections Mon Tue Wed Thu Fri Sat Sun
American LGA
Delta ATL
Delta DTW
Delta MSP
American ORD
American CLT
American PHL
Delta CVG
Alaska LAX
United EWR
American MIA
Alaska SEA
United DEN
United IAH

St Louis to Washington Airports

These are the major commercial airports we're currently monitoring in St Louis and Washington. If your route includes a city with multiple airports, you may be able to find substantial savings by choosing an alternate airport.

Farecompare Research Tools

FareCompare's Flight Schedule Search Tool helps you find information about airline schedule filings, including flight numbers, depart times, and travel distance.

Cheap Domestic Flights from St Louis - STL

FlightsAirlineLowest Price
Flights from St Louis to Baltimore American, Alaska, Delta, United $273
Flights from St Louis to New York American, Alaska, Delta, United $251
Flights from St Louis to Philadelphia American, Alaska, Delta $295
Flights from St Louis to Atlanta American, Delta, Frontier $87
Flights from St Louis to Chicago American, United $231
Flights from St Louis to Newark American, Delta, United $251
Flights from St Louis to Richmond American, Delta, United $295
Flights from St Louis to Harrisburg American, Delta, United $300
Flights from St Louis to Charlotte American, Alaska, Delta, United $283
Flights from St Louis to Pittsburgh American, Delta $199
Flights from St Louis to Boston American, Delta, United $318
Flights from St Louis to Charlottesville American, Delta, United $297
Flights from St Louis to Norfolk American, Delta, United $297
Flights from St Louis to Dallas - Ft Worth American, Alaska $213
Flights from St Louis to Raleigh - Durham American, Delta, United $224
Cheap Flights from St Louis to Washington