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Find cheap American Airlines flights to St. Louis from $85

1 adult
0 bags
Fri 7/12
Fri 7/19

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Good to know

Low season

January

High season

May

Cheapest flight

$85

Average price round-trip

$587

Good deal round-trip

$326

Good deal one-way

$158
Best time to beat the crowds with an average 0% drop in price.
Most popular time to fly with an average 2% increase in price.
Flight from Reagan Washington National Airport to St. Louis
(avg. price over the last 2 weeks)
or less
or less

When to book flights with American Airlines to St. Louis

Average price per month
Flight prices as travel date approaches

FAQs for flying to St. Louis with American Airlines

  • Is American Airlines cheaper than other airlines flying to St. Louis?

    With an average return price of $428, American Airlines is cheaper than Alaska Airlines and United Airlines when it comes to flights to St. Louis. However, the cheapest airline flying to St. Louis is Spirit Airlines, with an average return price of $125.

  • Which other airlines fly to St. Louis?

    Along with American Airlines, you can also fly to St. Louis with Southern / Mokulele, Delta, Spirit Airlines, United Airlines, Alaska Airlines, Delta, Frontier, Spirit Airlines and United Airlines.

  • How much is a flight to St. Louis with American Airlines?

    On average, American Airlines flights to St. Louis cost $226 for one-way and $428 return.

  • Which airport do American Airlines flights to St. Louis fly into?

    You’ll fly into St. Louis Lambert Airport when flying to St. Louis with American Airlines.

  • Are there any other airlines in oneworld that fly to St. Louis?

    The only other oneworld airline flying to St. Louis is Alaska Airlines.

See more FAQs

Top tips for your flights to St. Louis with American Airlines

  • Looking to fly from the United States to St. Louis with American Airlines? 25% of our users found flights for the following prices or less: From Miami $293 one-way, $326 round-trip.
  • The cheapest flight to St. Louis with American Airlines found on KAYAK in the last 2 weeks departed from Washington, D.C. Reagan-National Airport and cost $84.

American Airlines customer reviews

7.3
GoodBased on 10,000 verified guest reviews
7.2Comfort
7.6Boarding
8.0Crew
6.6Food
7.1Entertainment

Pros +
Cons -

Traveler rating:
Sort by:
A
6.0 Okay
Pros:1/ That it was a direct flight to Dublin. 2/ The price of ticket.
Cons:1/ flight was 3 1/2 hours late leaving JFK - thankfully they made up about 45 minutes en route. Otherwise we would have missed our connecting flight. 2/ food was not good. 3/ there were no individual screens for entertainment. 4/ my husband was in business and his seat did not recline!!
A
2.0 Poor
Pros:Nothing
Cons:Seat 17F is very short on leg room for a 6 foot man. Flight attendants didn't care and rough landing; pilot needs more practice.
A
8.0 Very good
Pros:On time
Cons:No gluten free food available
A
10.0 Wonderful
Pros:good attention
A
10.0 Wonderful
Pros:Early arrival
M
10.0 Wonderful
Pros:Free movies and tv
Cons:Nothing
A
5.0 Fair
Pros:Andres was so nice. Amazing actually
Cons:They boarded us then we had to switch planes. Delayed an hour
S
4.0 Mediocre
Cons:Delays, seats are cramped and uncomfortable
A
2.0 Poor
Cons:Had to reschedule to a later flight.
N
6.0 Okay
Cons:Films, TV screens did not work

Book Cheap flights with American Airlines to St. Louis

Recent round-trip flight deals

8/16Fri
nonstopAmerican Airlines
2h 22mDCA-STL
8/20Tue
nonstopAmerican Airlines
2h 06mSTL-DCA
$125
7/9Tue
nonstopAmerican Airlines
2h 41mPHL-STL
7/10Wed
nonstopAmerican Airlines
2h 15mSTL-PHL
$131
8/16Fri
nonstopAmerican Airlines
2h 22mDCA-STL
8/20Tue
1 stopAmerican Airlines
4h 38mSTL-DCA
$151
6/22Sat
nonstopAmerican Airlines
2h 27mPHL-STL
6/25Tue
nonstopAmerican Airlines
2h 16mSTL-PHL
$151
8/6Tue
nonstopAmerican Airlines
2h 24mPHL-STL
8/9Fri
nonstopAmerican Airlines
2h 12mSTL-PHL
$155
7/13Sat
nonstopAmerican Airlines
2h 41mPHL-STL
7/14Sun
nonstopAmerican Airlines
2h 15mSTL-PHL
$156
8/14Wed
nonstopAmerican Airlines
2h 22mDCA-STL
8/20Tue
nonstopAmerican Airlines
1h 57mSTL-DCA
$157
8/20Tue
nonstopAmerican Airlines
2h 43mPHL-STL
8/23Fri
1 stopAmerican Airlines
5h 18mSTL-PHL
$165
6/29Sat
1 stopAmerican Airlines
7h 16mPHL-STL
7/5Fri
nonstopAmerican Airlines
2h 14mSTL-PHL
$166
8/5Mon
nonstopAmerican Airlines
2h 29mDCA-STL
8/9Fri
nonstopAmerican Airlines
1h 57mSTL-DCA
$167
7/1Mon
nonstopAmerican Airlines
2h 28mDCA-STL
7/5Fri
nonstopAmerican Airlines
2h 01mSTL-DCA
$169
8/14Wed
1 stopAmerican Airlines
4h 16mIAD-STL
8/20Tue
1 stopAmerican Airlines
4h 38mSTL-IAD
$176
8/16Fri
1 stopAmerican Airlines
5h 52mDCA-STL
8/20Tue
1 stopAmerican Airlines
4h 30mSTL-DCA
$176
6/22Sat
nonstopAmerican Airlines
2h 36mPHL-STL
6/25Tue
nonstopAmerican Airlines
2h 16mSTL-PHL
$176
9/18Wed
1 stopAmerican Airlines
5h 16mATL-STL
9/26Thu
1 stopAmerican Airlines
6h 07mSTL-ATL
$180
7/11Thu
1 stopAmerican Airlines
4h 30mBWI-STL
7/18Thu
1 stopAmerican Airlines
5h 09mSTL-BWI
$180
8/23Fri
nonstopAmerican Airlines
2h 30mPHL-STL
8/25Sun
nonstopAmerican Airlines
2h 12mSTL-PHL
$180
7/12Fri
nonstopAmerican Airlines
2h 41mPHL-STL
7/14Sun
nonstopAmerican Airlines
2h 15mSTL-PHL
$181
8/5Mon
nonstopAmerican Airlines
2h 29mDCA-STL
8/9Fri
nonstopAmerican Airlines
1h 59mSTL-DCA
$183
8/31Sat
nonstopAmerican Airlines
3h 42mLAX-STL
9/3Tue
nonstopAmerican Airlines
3h 52mSTL-LAX
$185

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Recent one-way flight deals

7/3Wed
nonstopAmerican Airlines
2h 28mDCA-STL
$85
6/19Wed
nonstopAmerican Airlines
2h 38mPHL-STL
$86
10/7Mon
1 stopAmerican Airlines
4h 02mIAD-STL
$88
8/29Thu
1 stopAmerican Airlines
6h 54mDCA-STL
$88
9/27Fri
nonstopAmerican Airlines
3h 38mLAX-STL
$93
7/10Wed
nonstopAmerican Airlines
2h 29mDCA-STL
$95
6/30Sun
1 stopAmerican Airlines
7h 13mPHL-STL
$100
8/15Thu
1 stopAmerican Airlines
5h 43mLAX-STL
$102
8/19Mon
1 stopAmerican Airlines
9h 04mJFK-STL
$103
8/9Fri
nonstopAmerican Airlines
2h 22mDCA-STL
$105
6/26Wed
nonstopAmerican Airlines
2h 27mPHL-STL
$111
9/1Sun
1 stopAmerican Airlines
9h 26mLAX-STL
$114
8/17Sat
nonstopAmerican Airlines
2h 45mLGA-STL
$115
6/21Fri
1 stopAmerican Airlines
6h 00mPHL-STL
$120
7/30Tue
1 stopAmerican Airlines
7h 14mJFK-STL
$124
7/28Sun
nonstopAmerican Airlines
2h 29mDCA-STL
$129
9/8Sun
nonstopAmerican Airlines
2h 46mLGA-STL
$130
7/3Wed
1 stopAmerican Airlines
10h 08mSEA-STL
$133
8/17Sat
1 stopAmerican Airlines
6h 50mLGA-STL
$138
7/3Wed
1 stopAmerican Airlines
4h 33mIAD-STL
$138

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Flights to St. Louis - American Airlines

Destination:

St. Louis (STL)United States

Return flight deals:

St. Louis - United States

Cabin classes:

$589
$392
$369
$35

Browse origins: