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Cheap flights from Aguascalientes to St. Louis from $393

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Aguascalientes to St. Louis departing on 7/24. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Aguascalientes to St. Louis

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
12:55 pm - 8:42 pm
AGU
-
STL
6h 47m
1 stop
United Airlines Logo
1:13 pm - 11:59 am
STL
-
AGU
23h 46m
2 stops
$583United Airlines
Fri, May 22 - Tue, May 26
United Airlines Logo
12:55 pm - 8:42 pm
AGU
-
STL
6h 47m
1 stop
United Airlines Logo
5:29 pm - 11:59 am
STL
-
AGU
19h 30m
2 stops
$584United Airlines
Fri, May 22 - Tue, May 26
United Airlines Logo
12:55 pm - 10:34 am
AGU
-
STL
20h 39m
2 stops
United Airlines Logo
7:05 pm - 11:59 am
STL
-
AGU
17h 54m
2 stops
$585United Airlines
Fri, May 22 - Tue, May 26
United Airlines Logo
6:25 am - 8:41 am
AGU
-
STL
25h 16m
2 stops
United Airlines Logo
9:06 am - 11:59 am
STL
-
AGU
27h 53m
2 stops
$586United Airlines
Fri, Jul 24 - Mon, Aug 3
United Airlines Logo
6:25 am - 10:30 pm
AGU
-
STL
15h 05m
1 stop
United Airlines Logo
10:14 am - 11:59 am
STL
-
AGU
26h 45m
1 stop
$590United Airlines
Thu, May 14 - Tue, May 19
United Airlines Logo
12:55 pm - 8:42 pm
AGU
-
STL
6h 47m
1 stop
United Airlines Logo
6:14 am - 11:59 am
STL
-
AGU
6h 45m
1 stop
$624United Airlines
Fri, May 22 - Tue, May 26
United Airlines Logo
6:25 am - 11:57 pm
AGU
-
STL
16h 32m
2 stops
United Airlines Logo
6:00 am - 7:27 pm
STL
-
AGU
14h 27m
2 stops
$661United Airlines
Fri, May 22 - Tue, May 26
United Airlines Logo
6:25 am - 11:57 pm
AGU
-
STL
16h 32m
2 stops
United Airlines Logo
5:10 am - 7:27 pm
STL
-
AGU
15h 17m
2 stops
$662United Airlines
Fri, May 22 - Tue, May 26
United Airlines Logo
6:25 am - 10:45 pm
AGU
-
STL
15h 20m
1 stop
United Airlines Logo
6:14 am - 11:59 am
STL
-
AGU
6h 45m
1 stop
$663United Airlines
Fri, May 22 - Tue, May 26
Delta Logo
6:14 am - 11:36 pm
AGU
-
STL
16h 22m
2 stops
Delta Logo
6:00 am - 11:16 pm
STL
-
AGU
18h 16m
2 stops
$739Delta
Mon, May 4 - Thu, May 7

United Airlines flights from Aguascalientes to St. Louis

Our best United Airlines deals on Aguascalientes to St. Louis flight tickets
United Airlines
May 22
AGU12:55 pmAguascalients
6h 47m
1 stop
STL8:42 pmLambert-St Louis
May 26
STL1:13 pmLambert-St Louis
23h 46m
2 stops
AGU11:59 amAguascalients
$583
United Airlines
May 22
AGU12:55 pmAguascalients
6h 47m
1 stop
STL8:42 pmLambert-St Louis
May 26
STL5:29 pmLambert-St Louis
19h 30m
2 stops
AGU11:59 amAguascalients
$584
United Airlines
May 22
AGU12:55 pmAguascalients
20h 39m
2 stops
STL10:34 amLambert-St Louis
May 26
STL7:05 pmLambert-St Louis
17h 54m
2 stops
AGU11:59 amAguascalients
$585

Delta flights from Aguascalientes to St. Louis

Our best Delta deals on Aguascalientes to St. Louis flight tickets
Delta
May 4
AGU6:14 amAguascalients
16h 22m
2 stops
STL11:36 pmLambert-St Louis
May 7
STL6:00 amLambert-St Louis
18h 16m
2 stops
AGU11:16 pmAguascalients
$739
Delta
May 4
AGU8:27 amAguascalients
14h 09m
2 stops
STL11:36 pmLambert-St Louis
May 7
STL6:00 amLambert-St Louis
18h 16m
2 stops
AGU11:16 pmAguascalients
$742
Delta
May 4
AGU6:14 amAguascalients
16h 22m
2 stops
STL11:36 pmLambert-St Louis
May 7
STL7:05 amLambert-St Louis
17h 11m
2 stops
AGU11:16 pmAguascalients
$780

momondo Fare Finder

 
Customize your flight search to find flights from Aguascalientes to St. Louis 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 April 22, 2026.
Use the filters below to find and compare flights from Aguascalientes to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

AguascalientesSt. Louis

AGU - STL

AGUSTL

Aguascalients

Fri 5/22

12:55 pm-8:42 pm

1 stop6h 47m

Lambert-St Louis

Tue 5/26

1:13 pm-11:59 am

2 stops23h 46m

$583

AguascalientesSt. Louis

AGU - STL

AGUSTL

Aguascalients

Fri 5/22

12:55 pm-8:42 pm

1 stop6h 47m

Lambert-St Louis

Tue 5/26

5:29 pm-11:59 am

2 stops19h 30m

$584

AguascalientesSt. Louis

AGU - STL

AGUSTL

Aguascalients

Fri 5/22

12:55 pm-10:34 am

2 stops20h 39m

Lambert-St Louis

Tue 5/26

7:05 pm-11:59 am

2 stops17h 54m

$585

AguascalientesSt. Louis

AGU - STL

AGUSTL

Aguascalients

Fri 7/24

6:25 am-8:41 am

2 stops25h 16m

Lambert-St Louis

Mon 8/3

9:06 am-11:59 am

2 stops27h 53m

$586

AguascalientesSt. Louis

AGU - STL

AGUSTL

Aguascalients

Thu 5/14

6:25 am-10:30 pm

1 stop15h 05m

Lambert-St Louis

Tue 5/19

10:14 am-11:59 am

1 stop26h 45m

$590
Quickest round-trip

AguascalientesSt. Louis

AGU - STL

AGUSTL

Aguascalients

Fri 5/22

12:55 pm-8:42 pm

1 stop6h 47m

Lambert-St Louis

Tue 5/26

6:14 am-11:59 am

1 stop6h 45m

$624

AguascalientesSt. Louis

AGU - STL

AGUSTL

Aguascalients

Fri 5/22

6:25 am-11:57 pm

2 stops16h 32m

Lambert-St Louis

Tue 5/26

6:00 am-7:27 pm

2 stops14h 27m

$661

AguascalientesSt. Louis

AGU - STL

AGUSTL

Aguascalients

Fri 5/22

6:25 am-11:57 pm

2 stops16h 32m

Lambert-St Louis

Tue 5/26

5:10 am-7:27 pm

2 stops15h 17m

$662

AguascalientesSt. Louis

AGU - STL

AGUSTL

Aguascalients

Fri 5/22

6:25 am-10:45 pm

1 stop15h 20m

Lambert-St Louis

Tue 5/26

6:14 am-11:59 am

1 stop6h 45m

$663

AguascalientesSt. Louis

AGU - STL

AGUSTL

Aguascalients

Mon 5/4

6:14 am-11:36 pm

2 stops16h 22m

Lambert-St Louis

Thu 5/7

6:00 am-11:16 pm

2 stops18h 16m

$739

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to St. Louis from

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

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 is the cheapest airline that flies from Aguascalients to Lambert-St Louis?

American Airlines, United Airlines, and Volaris are the most popular carriers operating from Aguascalients to Lambert-St Louis

When to book flights from Aguascalientes to St. Louis

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

Cheap Aguascalientes to St. Louis (AGU to STL) flight deals and tips

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

Fastest flight time

6h 47m

Direct flights

None
The fastest flight from Aguascalientes to St. Louis takes 6h 47m
There are no direct flights from Aguascalientes to St. Louis. There are no popular flight routes from Aguascalientes to St. Louis.
Search flight deals

Frequently asked questions about flying from Aguascalientes to St. Louis

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

    The distance between Aguascalients and Lambert-St Louis is about 1359.5 mi. A reasonable flight in good conditions will take 6h 47m.

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

    Prices for flights from Aguascalients Airport to Lambert-St Louis Airport are updated daily.

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Aguascalients Airport to Lambert-St Louis Airport.

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The required travel and health documents for your Lambert-St Louis 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 Lambert-St Louis Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles
Chesterfield
Hermann
Fairview Heights
Maryland Heights
O'Fallon
Florissant
St. Peters
Collinsville
Wentzville
Alton
Fenton
Farmington
Festus
Clayton
Eureka
Litchfield
Edwardsville
Shrewsbury
Grafton

Why use momondo?

Why should I use momondo to find a flight deal from Aguascalientes to St. Louis?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to St. Louis from Aguascalientes.

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

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

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

momondo helps you find the best flight between Aguascalientes and St. Louis 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.

I’m not ready to book a flight from Aguascalientes to St. Louis right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Aguascalientes to St. Louis flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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