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Cheap flights from St. Louis to Waco from $326

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Waco departing on 4/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from St. Louis to Waco

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
5:12 am - 10:05 am
STL
-
ACT
4h 53m
1 stop
American Airlines Logo
6:12 pm - 10:58 pm
ACT
-
STL
4h 46m
1 stop
$326American Airlines
Wed, Apr 1 - Fri, Apr 3
American Airlines Logo
5:12 am - 10:05 am
STL
-
ACT
4h 53m
1 stop
American Airlines Logo
6:12 pm - 10:58 pm
ACT
-
STL
4h 46m
1 stop
$373American Airlines
Fri, Mar 6 - Sun, Mar 8
American Airlines Logo
5:45 am - 10:40 am
STL
-
ACT
4h 55m
1 stop
American Airlines Logo
6:01 pm - 9:34 pm
ACT
-
STL
3h 33m
1 stop
$398American Airlines
Thu, Jul 16 - Mon, Jul 20
American Airlines Logo
2:29 pm - 11:45 pm
STL
-
ACT
9h 16m
2 stops
American Airlines Logo
10:35 am - 3:28 pm
ACT
-
STL
4h 53m
1 stop
$404American Airlines
Wed, Apr 1 - Fri, Apr 3
American Airlines Logo
5:12 am - 10:05 am
STL
-
ACT
4h 53m
1 stop
American Airlines Logo
5:05 am - 8:55 am
ACT
-
STL
3h 50m
1 stop
$428American Airlines
Thu, Feb 26 - Mon, Mar 2
American Airlines Logo
2:33 pm - 11:45 pm
STL
-
ACT
9h 12m
2 stops
American Airlines Logo
5:05 am - 11:45 am
ACT
-
STL
6h 40m
2 stops
$487American Airlines
Wed, May 6 - Wed, May 13
American Airlines Logo
6:50 pm - 11:45 pm
STL
-
ACT
4h 55m
1 stop
American Airlines Logo
5:05 am - 1:43 pm
ACT
-
STL
8h 38m
2 stops
$501American Airlines
Sun, Mar 1 - Thu, Mar 5
American Airlines Logo
5:20 am - 10:08 am
STL
-
ACT
4h 48m
1 stop
American Airlines Logo
5:05 am - 11:45 am
ACT
-
STL
6h 40m
2 stops
$538American Airlines
Thu, May 7 - Tue, May 19
American Airlines Logo
5:12 am - 10:05 am
STL
-
ACT
4h 53m
1 stop
American Airlines Logo
5:05 am - 1:43 pm
ACT
-
STL
8h 38m
2 stops
$588American Airlines
Fri, Mar 6 - Sun, Mar 8
American Airlines Logo
7:15 am - 5:31 pm
STL
-
ACT
10h 16m
2 stops
American Airlines Logo
6:01 pm - 9:34 pm
ACT
-
STL
3h 33m
1 stop
$613American Airlines
Thu, Jul 16 - Mon, Jul 20

American Airlines flights from St. Louis to Waco

Our best American Airlines deals on St. Louis to Waco flight tickets
American Airlines
Apr 1
STL5:12 amLambert-St Louis
4h 53m
1 stop
ACT10:05 amWaco
Apr 3
ACT6:12 pmWaco
4h 46m
1 stop
STL10:58 pmLambert-St Louis
$326
American Airlines
Mar 6
STL5:12 amLambert-St Louis
4h 53m
1 stop
ACT10:05 amWaco
Mar 8
ACT6:12 pmWaco
4h 46m
1 stop
STL10:58 pmLambert-St Louis
$373
American Airlines
Jul 16
STL5:45 amLambert-St Louis
4h 55m
1 stop
ACT10:40 amWaco
Jul 20
ACT6:01 pmWaco
3h 33m
1 stop
STL9:34 pmLambert-St Louis
$398

momondo Fare Finder

 
Customize your flight search to find flights from St. Louis to Waco that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated February 15, 2026.
Use the filters below to find and compare flights from St. Louis to Waco that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisWaco

STL - ACT

STLACT

Lambert-St Louis

Wed 4/1

5:12 am-10:05 am

1 stop4h 53m

Waco

Fri 4/3

6:12 pm-10:58 pm

1 stop4h 46m

$326

St. LouisWaco

STL - ACT

STLACT

Lambert-St Louis

Fri 3/6

5:12 am-10:05 am

1 stop4h 53m

Waco

Sun 3/8

6:12 pm-10:58 pm

1 stop4h 46m

$373

St. LouisWaco

STL - ACT

STLACT

Lambert-St Louis

Thu 7/16

5:45 am-10:40 am

1 stop4h 55m

Waco

Mon 7/20

6:01 pm-9:34 pm

1 stop3h 33m

$398

St. LouisWaco

STL - ACT

STLACT

Lambert-St Louis

Wed 4/1

2:29 pm-11:45 pm

2 stops9h 16m

Waco

Fri 4/3

10:35 am-3:28 pm

1 stop4h 53m

$404

St. LouisWaco

STL - ACT

STLACT

Lambert-St Louis

Thu 2/26

5:12 am-10:05 am

1 stop4h 53m

Waco

Mon 3/2

5:05 am-8:55 am

1 stop3h 50m

$428

St. LouisWaco

STL - ACT

STLACT

Lambert-St Louis

Wed 5/6

2:33 pm-11:45 pm

2 stops9h 12m

Waco

Wed 5/13

5:05 am-11:45 am

2 stops6h 40m

$487

St. LouisWaco

STL - ACT

STLACT

Lambert-St Louis

Sun 3/1

6:50 pm-11:45 pm

1 stop4h 55m

Waco

Thu 3/5

5:05 am-1:43 pm

2 stops8h 38m

$501

St. LouisWaco

STL - ACT

STLACT

Lambert-St Louis

Thu 5/7

5:20 am-10:08 am

1 stop4h 48m

Waco

Tue 5/19

5:05 am-11:45 am

2 stops6h 40m

$538

St. LouisWaco

STL - ACT

STLACT

Lambert-St Louis

Fri 3/6

5:12 am-10:05 am

1 stop4h 53m

Waco

Sun 3/8

5:05 am-1:43 pm

2 stops8h 38m

$588

St. LouisWaco

STL - ACT

STLACT

Lambert-St Louis

Thu 7/16

7:15 am-5:31 pm

2 stops10h 16m

Waco

Mon 7/20

6:01 pm-9:34 pm

1 stop3h 33m

$613

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Waco from

How to get the cheapest flight ticket from St. Louis to Waco

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What airlines fly to Waco?

Southwest, American Airlines and Frontier are the top three most popular airlines that fly to Waco from St. Louis according to our data. Southwest is the first choice among our users, with 51% of people opting to fly with this airline when traveling to Waco. Keep in mind that there are 6 different airlines that fly to Waco on a routine basis, so you have a few additional options to choose from.

When to book flights from St. Louis to Waco

Are you open to changing your travel dates? Check out the ideal times to fly from St. Louis to Waco according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap St. Louis to Waco (STL to ACT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Waco

Fastest flight time

4h 48m

Direct flights

None
The fastest flight from St. Louis to Waco takes 4h 48m
There are no direct flights from St. Louis to Waco. There are no popular flight routes from St. Louis to Waco.
Search flight deals

  • How far is Lambert-St Louis to Waco by plane?

    The distance between Lambert-St Louis and Waco is about 626.4 mi. Flights usually cover this in 4h 48m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Lambert-St Louis Airport to Waco Airport?

    Prices for flights from Lambert-St Louis Airport to Waco Airport refresh daily.

  • How many operators does momondo search for flights from Lambert-St Louis Airport to Waco Airport?

  • How old do you have to be to fly from Lambert-St Louis Airport to Waco Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to Waco Airport.

  • What documentation or ID do you need to fly to Waco Airport?

    The required travel and health documents for your Waco Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Waco Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from St. Louis to Waco?

Best airlines flying from St. Louis to Waco

Compare and see reviews for airlines that fly from St. Louis to Waco with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $268Free CancellationRating
7.2
11,297 reviews
Search American Airlines flights

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Can I find flights from St. Louis to Waco with flexible booking policies on momondo?

momondo does allow users to show only those flights to Waco from St. Louis which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from St. Louis to Waco?

momondo helps you find the best flight between St. Louis and Waco by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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