Cheap Flights from Washington D.C. to St. Louis
We've found these cheap flights for you. You can book one-way or return flight tickets.
Swipe up to view more
>
>
>
>
>
Flights from Washington D.C. to St. Louis
Flights from Washington D.C. to St. Louis Starting at NZD 138
We've found these cheap flights for you. You can book one-way or return flight tickets.
-
Round-trip
-
One way
-
-
Cheapest nonstop
DCA 12:102h 15mNonstopSTL 13:25Washington D.C. - St. Louis | Tue, Apr 22 | Southwest Airlines
STL 08:201h 55mNonstopDCA 11:15St. Louis - Washington D.C. | Tue, Apr 29 | Southwest AirlinesNZD 304 NZD 37018% OFF18% OFFNZD 370 NZD 304 -
IAD 17:546h 52m1 stopsSTL 23:46Washington D.C. - St. Louis | Tue, Apr 8 | Frontier Airlines
STL 16:5716h 58m1 stopsIAD 10:55St. Louis - Washington D.C. | Sat, Apr 12 | Frontier AirlinesNZD 219 NZD 37041% OFF41% OFFNZD 370 NZD 219 -
IAD 11:4513h 1m1 stopsSTL 23:46Washington D.C. - St. Louis | Thu, Apr 3 | Frontier Airlines
STL 18:5116h 13m1 stopsDCA 12:04St. Louis - Washington D.C. | Mon, Apr 7 | Frontier AirlinesNZD 220 NZD 37041% OFF41% OFFNZD 370 NZD 220
-
DCA 18:0018h 37m1 stopsSTL 11:37Washington D.C. - St. Louis | Sat, Apr 5 | Frontier Airlines
STL 16:5723h 7m1 stopsIAD 17:04St. Louis - Washington D.C. | Mon, Apr 7 | Frontier AirlinesNZD 22539% OFFNZD 370 NZD 225
-
IAD 17:257h 39m1 stopsSTL 00:04Washington D.C. - St. Louis | Sun, Apr 27 | Frontier Airlines
STL 18:5116h 16m1 stopsDCA 12:07St. Louis - Washington D.C. | Wed, Apr 30 | Frontier AirlinesNZD 23237% OFFNZD 370 NZD 232
-
IAD 17:546h 55m1 stopsSTL 23:49Washington D.C. - St. Louis | Tue, Mar 25 | Frontier Airlines
STL 16:5722h 59m1 stopsIAD 16:56St. Louis - Washington D.C. | Tue, Apr 1 | Frontier AirlinesNZD 25332% OFFNZD 370 NZD 253
-
IAD 17:556h 51m1 stopsSTL 23:46Washington D.C. - St. Louis | Fri, Apr 4 | Frontier Airlines
STL 18:5116h 13m1 stopsDCA 12:04St. Louis - Washington D.C. | Sat, Apr 5 | Frontier AirlinesNZD 26628% OFFNZD 370 NZD 266
-
DCA 07:009h 7m1 stopsSTL 15:07Washington D.C. - St. Louis | Thu, May 1 | Frontier Airlines
STL 21:5531h 36m1 stopsIAD 06:31St. Louis - Washington D.C. | Thu, May 8 | Frontier AirlinesNZD 28722% OFFNZD 370 NZD 287
-
DCA 08:552h 25mNonstopSTL 10:20Washington D.C. - St. Louis | Wed, Apr 30 | Southwest Airlines
STL 18:5316h 14m1 stopsDCA 12:07St. Louis - Washington D.C. | Wed, May 7 | Frontier AirlinesNZD 30119% OFFNZD 370 NZD 301
-
DCA 15:002h 20mNonstopSTL 16:20Washington D.C. - St. Louis | Thu, Apr 3 | Southwest Airlines
STL 18:5116h 13m1 stopsDCA 12:04St. Louis - Washington D.C. | Mon, Apr 7 | Frontier AirlinesNZD 30318% OFFNZD 370 NZD 303
-
WAS 13:0017h 25m1 stopsSTL Invalid DateWashington D.C. - St. Louis | Wed, Mar 26 | Normal Airline
STL 15:006hNonstopWAS 16:00St. Louis - Washington D.C. | Fri, Mar 28 | Normal AirlineFind More FlightsFind More Flights
-
Cheapest nonstop
DCA 18:552h 15mNonstopSTL 20:10Washington D.C. - St. Louis | Mon, May 5 | Southwest AirlinesNZD 152 NZD 19020% OFF20% OFFNZD 190 NZD 152
-
DCA 08:552h 25mNonstopSTL 10:20Washington D.C. - St. Louis | Wed, May 7 | Southwest AirlinesNZD 154 NZD 19019% OFF19% OFFNZD 190 NZD 154
-
DCA 21:102h 18mNonstopSTL 22:28Washington D.C. - St. Louis | Mon, May 5 | American AirlinesNZD 155 NZD 19018% OFF18% OFFNZD 190 NZD 155 -
IAD 17:546h 55m1 stopsSTL 23:49Washington D.C. - St. Louis | Tue, Mar 25 | Frontier AirlinesNZD 13827% OFFNZD 190 NZD 138
-
DCA 07:0027h 6m1 stopsSTL 09:06Washington D.C. - St. Louis | Tue, Apr 15 | Frontier AirlinesNZD 14026% OFFNZD 190 NZD 140
-
IAD 17:546h 52m1 stopsSTL 23:46Washington D.C. - St. Louis | Thu, Apr 3 | Frontier AirlinesNZD 14921% OFFNZD 190 NZD 149
-
DCA 18:0016h 6m1 stopsSTL 09:06Washington D.C. - St. Louis | Tue, Apr 1 | Frontier AirlinesNZD 15021% OFFNZD 190 NZD 150
-
DCA 07:0027h 9m1 stopsSTL 09:09Washington D.C. - St. Louis | Tue, May 20 | Frontier AirlinesNZD 15021% OFFNZD 190 NZD 150
-
IAD 17:267h 40m1 stopsSTL 00:06Washington D.C. - St. Louis | Sun, May 11 | Frontier AirlinesNZD 15220% OFFNZD 190 NZD 152
-
IAD 17:546h 55m1 stopsSTL 23:49Washington D.C. - St. Louis | Thu, Mar 27 | Frontier AirlinesNZD 15419% OFFNZD 190 NZD 154
-
WAS 13:0017h 25m1 stopsSTL Invalid DateWashington D.C. - St. Louis | Wed, Mar 26 | Normal AirlineFind More FlightsFind More Flights
-
Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.
Find the best time to fly from Washington D.C. to St. Louis
We monitor flight fares to help you find the best deals effortlessly
Cheapest flights
From price
Search
Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
Airlines Flying from Washington D.C. to St. Louis
Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.
FAQ
-
When are flight tickets from Washington D.C. (WAS) to St. Louis (STL) the cheapest?
Airlines adjust prices for flights from Washington D.C. to St. Louis based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays. -
How much do flights from Washington D.C. (WAS) to St. Louis (STL) cost?
According to Trip.com's data, the lowest price is around NZD 669. -
How long does it take to fly from Washington D.C. (WAS) to St. Louis (STL) and what is the distance?
It takes around 2 hours 32 minutes to fly from Washington D.C. (WAS) to St. Louis (STL). -
What is the transportation method from the main airport to downtown in St. Louis?
- The distance from St. Louis Lambert International Airport to downtown is about 20 km. It takes about 40 minutes by taxi.
-
What are the most popular airlines that fly from Washington D.C. (WAS) to St. Louis (STL)?
Airlines with flights from Washington D.C. (WAS) to St. Louis (STL): American Airlines, United Airlines, Southwest Airlines, Copa Airlines, avianca, Lufthansa and Brussels Airlines.
How to find a cheap flight from Washington D.C. to St. Louis
Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Washington D.C. to St. Louis. Book your flights at the right time and save more.
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
Compare Flight Prices
Compare prices on travel agency and airline websites.
Look Out for Deals
Check airline and travel agency websites for latest flight deals
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com
Flight Information from Washington D.C. to St. Louis
| Cheapest one-way flight price | NZD 138 |
|---|---|
| Cheapest round-trip ticket price | NZD 300 |
| Off-season for travel | March |
| Peak season for travel | December |
| Flight distance | 1,139.76 km |
| Average flight time | 2 hours 32 minutes |
| Popular airline | Delta Air Lines |