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Cheap flights from Roswell, New Mexico to St. Louis from $394

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Roswell, New Mexico to St. Louis departing on 10/24. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Roswell, New Mexico to St. Louis

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
10:40 am - 4:30 pmROW  Roswell Intl-STL Lambert-St Louis
4h 50m1 stop Denver Intl
United Airlines Logo
6:00 am - 5:13 pmSTL  Lambert-St Louis-ROW Roswell Intl
12h 13m2 stops Newark Denver Intl
$394United Airlines
Sat, Oct 24 - Wed, Oct 28
United Airlines Logo
10:40 am - 9:21 pmROW  Roswell Intl-STL Lambert-St Louis
9h 41m2 stops Denver Intl Chicago O'Hare Intl
United Airlines Logo
6:00 am - 5:13 pmSTL  Lambert-St Louis-ROW Roswell Intl
12h 13m2 stops Newark Denver Intl
$399United Airlines
Sat, Oct 24 - Wed, Oct 28
United Airlines Logo
5:54 pm - 11:44 pmROW  Roswell Intl-STL Lambert-St Louis
4h 50m1 stop Denver Intl
United Airlines Logo
8:50 am - 9:56 amSTL  Lambert-St Louis-ROW Roswell Intl
26h 06m1 stop Denver Intl
$436United Airlines
Sat, Oct 24 - Wed, Oct 28
United Airlines Logo
10:40 am - 4:37 pmROW  Roswell Intl-STL Lambert-St Louis
4h 57m1 stop Denver Intl
United Airlines Logo
4:39 pm - 5:13 pmSTL  Lambert-St Louis-ROW Roswell Intl
25h 34m1 stop Denver Intl
$460United Airlines
Sat, Oct 24 - Wed, Oct 28

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United Airlines flights from Roswell, New Mexico to St. Louis

Our best United Airlines deals on Roswell, New Mexico to St. Louis flight tickets
United Airlines
Oct 24
ROW10:40 amRoswell Intl
4h 50m
1 stop
STL4:30 pmLambert-St Louis
Oct 28
STL6:00 amLambert-St Louis
12h 13m
2 stops
ROW5:13 pmRoswell Intl
$394
United Airlines
Oct 24
ROW10:40 amRoswell Intl
9h 41m
2 stops
STL9:21 pmLambert-St Louis
Oct 28
STL6:00 amLambert-St Louis
12h 13m
2 stops
ROW5:13 pmRoswell Intl
$399
United Airlines
Aug 19
ROW10:40 amRoswell Intl
4h 54m
1 stop
STL4:34 pmLambert-St Louis
Aug 22
STL5:10 amLambert-St Louis
5h 51m
1 stop
ROW10:01 amRoswell Intl
$413

momondo Fare Finder

 
Customize your flight search to find flights from Roswell, New Mexico 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 August 17, 2026.
Use the filters below to find and compare flights from Roswell, New Mexico to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

RoswellSt. Louis

ROW Roswell Intl - STL Lambert-St Louis

ROWSTL

Roswell Intl

Sat 10/24

10:40 am-4:30 pm

1 stop4h 50m

Lambert-St Louis

Wed 10/28

6:00 am-5:13 pm

2 stops12h 13m

$394

RoswellSt. Louis

ROW Roswell Intl - STL Lambert-St Louis

ROWSTL

Roswell Intl

Sat 10/24

10:40 am-9:21 pm

2 stops9h 41m

Lambert-St Louis

Wed 10/28

6:00 am-5:13 pm

2 stops12h 13m

$399

RoswellSt. Louis

ROW Roswell Intl - STL Lambert-St Louis

ROWSTL

Roswell Intl

Sat 10/24

5:54 pm-11:44 pm

1 stop4h 50m

Lambert-St Louis

Wed 10/28

8:50 am-9:56 am

1 stop26h 06m

$436

RoswellSt. Louis

ROW Roswell Intl - STL Lambert-St Louis

ROWSTL

Roswell Intl

Sat 10/24

10:40 am-4:37 pm

1 stop4h 57m

Lambert-St Louis

Wed 10/28

4:39 pm-5:13 pm

1 stop25h 34m

$460

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Roswell, New Mexico to St. Louis

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

Cheap Roswell, New Mexico to St. Louis (ROW to STL) flight deals and tips

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

Best Price Found

$394

Fastest flight time

4h 50m

Direct flights

None
The best flight deal from Roswell, New Mexico to St. Louis found on momondo in the last 72 hours is $394
The fastest flight from Roswell, New Mexico to St. Louis takes 4h 50m
There are no direct flights from Roswell, New Mexico to St. Louis. There are no popular flight routes from Roswell, New Mexico to St. Louis.
Search flight deals

Frequently asked questions about flying from Roswell, New Mexico to St. Louis

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

    A flight from Roswell Intl to Lambert-St Louis will travel around 876.5 mi. 4h 50m is a normal flight duration for this route.

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

    Prices for flights from Roswell Intl Airport to Lambert-St Louis Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Roswell Intl Airport to Lambert-St Louis 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 Roswell Intl Airport to Lambert-St Louis Airport.

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

    The travel and health documents required for your trip to Lambert-St Louis Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Lambert-St Louis Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Frequently asked questions about flying from Roswell, New Mexico to St. Louis

  • How do I get Price Alerts for flights from Roswell, New Mexico to St. Louis?

    Search flight deals from Roswell, New Mexico to St. Louis. While viewing offers you’ll have the option to create a Price Alert.

  • How can I save money on flights from Roswell, New Mexico to St. Louis with momondo?

    With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

  • How does momondo find its flight prices?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Traveling to a place near St. Louis?

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

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Roswell to St. Louis. momondo saves you time and could save you money on your trip.

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

Flights from Roswell to St. Louis with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

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

Yes momondo offers price alerts on flights to St. Louis from Roswell. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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