SEARCH ONE AND DONE. - Compare hundreds of travel sites at once.
Choose where to book.
Find deals from over 400 airlines worldwide.

Cheap Flights from Washington to St Louis (DCA - STL)

DepartReturn
1 adult
Note: some airlines charge for infants in laps.
The price shown for each flight will be the average for all passengers including any infants.
Choose Sites to Compare vs. KAYAK all | none

Best fares from DCA to STL (Found by others)

Sun Mon Tue Wed Thu Fri Sat
        1 $323 2 $329 3 $315
4 $329 5 $304 6 $304 7 $315 8 $323 9 $335 10 $304
11 $335 12 $315 13 $304 14 $318 15 $315 16 $329 17 $315
18 $335 19 $304 20 $304 21 $315 22 $339 23 $357 24 $326
25 $335 26 $339 27 $326 28 $339 29 $304 30 $335 31 $304
KAYAK searches hundreds of sites to find the best rate for your next flight from Washington to St Louis. Get the best flight deal for your St Louis trip!
Here's how it works. Search KAYAK for a flight ticket from Washington to St Louis. Sort, filter and compare results on one web page. Then book your plane ticket direct on the airline or travel agent site of your choice!
Direct flights DCA to STL on American Airlines
Flight # Depart DCA Arrive STL Sun Mon Tue Wed Thu Fri Sat Valid Between
3023 10:20 am 11:30 am Apr 15 - May 7
3023 10:35 am 11:35 am May 26 - Jun 4
3023 10:35 am 11:35 am May 8 - May 24
3047 3:30 pm 4:35 pm Apr 15 - May 7
3047 3:35 pm 4:35 pm May 26 - Jun 4
3047 3:35 pm 4:35 pm May 8 - May 24
3051 8:35 pm 9:35 pm Apr 15 - May 7
3051 8:40 pm 9:35 pm May 8 - Jun 4