What is the cheapest airline that flies from New Mexico to Lambert-St Louis?

United Airlines, Southwest, and Delta are the most popular carriers operating from New Mexico to Lambert-St Louis

How long does it take to fly to St. Louis?

Flight times from New Mexico to St. Louis vary, but if you’re flying out of Roswell and flying into St. Louis (one of the most popular routes), then the duration is 4h 13m on average. Another popular route from New Mexico to St. Louis is flying from Santa Fe to St. Louis, which will take roughly 4h 39m. Keep in mind that layovers or delays could extend your travel time.

How many flights depart from New Mexico to St. Louis on average per week?

1 flights are operational weekly from New Mexico to St. Louis as of October 2025. The most popular departure day for this route is Sun, with 100% of flights per week taking off on this day.

What airlines fly to St. Louis?

American Airlines, Southwest and United Airlines are the top three most popular airlines that fly to St. Louis from New Mexico according to our data. American Airlines is the first choice among our users, with 40% of people opting to fly with this airline when traveling to St. Louis. Keep in mind that there are 3 different airlines that fly to St. Louis on a routine basis, so you have a few additional options to choose from.

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

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

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

As of October 2025, there are 4 operators available to choose from for flights from New Mexico to Lambert-St Louis Airport.

How old do you have to be to fly from New Mexico 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 New Mexico to Lambert-St Louis Airport.

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

The necessary travel and health documents for your Lambert-St Louis Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$126 Cheap Flights from New Mexico to St. Louis in 2025/26

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Find the cheapest flights from New Mexico to St. Louis

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:35 am - 9:22 amELP-STL

21h 47m1 stop

7:45 pm - 1:55 pmSTL-ELP

19h 10m1 stop

$158Frontier

Find Deal

Wed, Oct 22 - Mon, Nov 3

1:24 pm - 9:04 pmSAF-STL

6h 40m1 stop

2:45 pm - 8:50 pmSTL-SAF

7h 05m1 stop

$314United Airlines

Find Deal

Fri, Feb 20 - Tue, Feb 24

7:22 pm - 9:27 amSAF-STL

13h 05m2 stops

5:27 am - 11:04 amSTL-SAF

6h 37m1 stop

$324American Airlines

Find Deal

Fri, Feb 20 - Tue, Feb 24

5:45 am - 1:20 pmABQ-STL

6h 35m1 stop

7:50 pm - 11:10 pmSTL-ABQ

4h 20m1 stop

$327Southwest

Find Deal

Tue, Nov 18 - Fri, Nov 21

4:45 pm - 11:49 pmABQ-STL

6h 04m1 stop

5:11 am - 9:56 amSTL-ABQ

5h 45m1 stop

$329American Airlines

Find Deal

Mon, Oct 27 - Fri, Oct 31

4:20 pm - 11:40 pmABQ-STL

6h 20m1 stop

6:00 am - 12:59 pmSTL-ABQ

7h 59m1 stop

$332Delta

Find Deal

Sun, Jan 25 - Sat, Jan 31

7:00 am - 2:40 pmABQ-STL

6h 40m2 stops

7:50 pm - 11:10 pmSTL-ABQ

4h 20m1 stop

$333Southwest

Find Deal

Tue, Nov 18 - Fri, Nov 21

6:00 am - 12:35 pmELP-STL

5h 35m1 stop

5:15 pm - 9:49 pmSTL-ELP

5h 34m1 stop

$357Delta

Find Deal

Tue, Oct 21 - Wed, Oct 29

6:55 pm - 1:54 pmABQ-STL

17h 59m2 stops

6:19 pm - 6:15 pmSTL-ABQ

24h 56m2 stops

$443Alaska Airlines

Find Deal

Sun, Jan 25 - Sat, Jan 31

6:50 pm - 3:01 pmABQ-STL

19h 11m2 stops

6:33 am - 6:00 pmSTL-ABQ

12h 27m1 stop

$668Alaska Airlines

Find Deal

Tue, Oct 21 - Sat, Oct 25

Frontier flights from New Mexico to St. Louis

Our best Frontier deals on New Mexico to St. Louis flight tickets

Frontier

Oct 22

ELP10:35 amEl Paso

21h 47m

1 stop

STL9:22 amLambert-St Louis

Nov 3

STL7:45 pmLambert-St Louis

19h 10m

1 stop

ELP1:55 pmEl Paso

$158

Find similar

Frontier

Oct 9

ELP1:37 pmEl Paso

18h 30m

1 stop

STL9:07 amLambert-St Louis

Oct 12

STL6:05 pmLambert-St Louis

25h 54m

2 stops

ELP6:59 pmEl Paso

$774

Find similar

Frontier

Oct 9

ELP1:37 pmEl Paso

18h 30m

1 stop

STL9:07 amLambert-St Louis

Oct 12

STL7:52 pmLambert-St Louis

18h 05m

1 stop

ELP12:57 pmEl Paso

$800

Find similar

United Airlines flights from New Mexico to St. Louis

Our best United Airlines deals on New Mexico to St. Louis flight tickets

United Airlines

Feb 20

SAF1:24 pmSanta Fe

6h 40m

1 stop

STL9:04 pmLambert-St Louis

Feb 24

STL2:45 pmLambert-St Louis

7h 05m

1 stop

SAF8:50 pmSanta Fe

$314

Find similar

United Airlines

Feb 28

SAF3:20 pmSanta Fe

4h 44m

1 stop

STL9:04 pmLambert-St Louis

Mar 3

STL2:45 pmLambert-St Louis

7h 05m

1 stop

SAF8:50 pmSanta Fe

$344

Find similar

United Airlines

Feb 28

SAF3:20 pmSanta Fe

4h 44m

1 stop

STL9:04 pmLambert-St Louis

Mar 3

STL7:41 amLambert-St Louis

10h 15m

2 stops

SAF4:56 pmSanta Fe

$354

Find similar

Fly from

Fly to

Route

Depart

Return

Price

El PasoSt. Louis

ELP - STL

ELPSTL

El Paso

Wed 10/22

10:35 am-9:22 am

1 stop21h 47m

Lambert-St Louis

Mon 11/3

7:45 pm-1:55 pm

1 stop19h 10m

$158

Santa FeSt. Louis

SAF - STL

SAFSTL

Santa Fe

Fri 2/20

1:24 pm-9:04 pm

1 stop6h 40m

Lambert-St Louis

Tue 2/24

2:45 pm-8:50 pm

1 stop7h 05m

$314

Santa FeSt. Louis

SAF - STL

SAFSTL

Santa Fe

Fri 2/20

7:22 pm-9:27 am

2 stops13h 05m

Lambert-St Louis

Tue 2/24

5:27 am-11:04 am

1 stop6h 37m

$324

AlbuquerqueSt. Louis

ABQ - STL

ABQSTL

Albuquerque

Tue 11/18

5:45 am-1:20 pm

1 stop6h 35m

Lambert-St Louis

Fri 11/21

7:50 pm-11:10 pm

1 stop4h 20m

$327

AlbuquerqueSt. Louis

ABQ - STL

ABQSTL

Albuquerque

Mon 10/27

4:45 pm-11:49 pm

1 stop6h 04m

Lambert-St Louis

Fri 10/31

5:11 am-9:56 am

1 stop5h 45m

$329

AlbuquerqueSt. Louis

ABQ - STL

ABQSTL

Albuquerque

Sun 1/25

4:20 pm-11:40 pm

1 stop6h 20m

Lambert-St Louis

Sat 1/31

6:00 am-12:59 pm

1 stop7h 59m

$332

AlbuquerqueSt. Louis

ABQ - STL

ABQSTL

Albuquerque

Tue 11/18

7:00 am-2:40 pm

2 stops6h 40m

Lambert-St Louis

Fri 11/21

7:50 pm-11:10 pm

1 stop4h 20m

$333

El PasoSt. Louis

ELP - STL

ELPSTL

El Paso

Tue 10/21

6:00 am-12:35 pm

1 stop5h 35m

Lambert-St Louis

Wed 10/29

5:15 pm-9:49 pm

1 stop5h 34m

$357

AlbuquerqueSt. Louis

ABQ - STL

ABQSTL

Albuquerque

Sun 1/25

6:55 pm-1:54 pm

2 stops17h 59m

Lambert-St Louis

Sat 1/31

6:19 pm-6:15 pm

2 stops24h 56m

$443

AlbuquerqueSt. Louis

ABQ - STL

ABQSTL

Albuquerque

Tue 10/21

6:50 pm-3:01 pm

2 stops19h 11m

Lambert-St Louis

Sat 10/25

6:33 am-6:00 pm

1 stop12h 27m

$668

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from New Mexico 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

Prices

Airlines

Other information

What is the cheapest month to fly to St. Louis?

In general, September is the cheapest month to fly from New Mexico to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $262. The month of July is another great option to travel to St. Louis, with average flight prices from New Mexico averaging around $331.

What is the cheapest day to depart on your flight to St. Louis?

The cheapest day to depart on your flight to St. Louis is on a Tuesday when prices can be found for as low as $345. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $451. These prices are subject to change though, so be sure to set up a Price Alert for flights to St. Louis.

What is the cheapest time of day to depart on your flight to St. Louis?

Flying to St. Louis from New Mexico in the evening is the least expensive time of day to depart. momondo users have found prices as low as $264 when looking at flights departing in the evening. At noon is when there is more demand to fly to St. Louis, so prices are often more expensive at around $541 per ticket.

Cheap New Mexico to St. Louis flight deals and tips

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

Direct flights	None

There are no direct flights from New Mexico to St. Louis. There are no popular flight routes from New Mexico to St. Louis.

Search flight deals

When did momondo last update prices for flights from New Mexico to Lambert-St Louis Airport?
Prices for flights from New Mexico to Lambert-St Louis Airport refresh daily.
How many operators does momondo search for flights from New Mexico to Lambert-St Louis Airport?
As of October 2025, there are 4 operators available to choose from for flights from New Mexico to Lambert-St Louis Airport.
How old do you have to be to fly from New Mexico 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 New Mexico to Lambert-St Louis Airport.
What documentation or ID do you need to fly to Lambert-St Louis Airport?
The necessary travel and health documents for your Lambert-St Louis Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from New Mexico to St. Louis

Compare and see reviews for airlines that fly from New Mexico to St. Louis with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $248	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
United Airlines	PriceFrom $254	Free Cancellation	Rating 7.4 8,953 reviews	Search United Airlines flights
Southwest	PriceFrom $262	Free Cancellation	Rating 8.0 4,237 reviews	Search Southwest flights

St. Charles

Chesterfield

Hermann

Fairview Heights

Florissant

Maryland Heights

O'Fallon

Collinsville

Fenton

Wentzville

St. Peters

Alton

Farmington

Festus

Glencoe

Clayton

Edwardsville

Eureka

Litchfield

Shrewsbury

Why use momondo?

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

Finding the right flight to St. Louis from New Mexico is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to St. Louis quick and easy, saving you time and money.

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

Yes. momondo allows you to filter the results for New Mexico to St. Louis flights to just show those with flexible booking policies.

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

momondo helps you find the best flight between New Mexico 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 New Mexico to St. Louis right now. Can momondo alert me if prices change?

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