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Cheap flights from Roswell, New Mexico to St. Louis from $298

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 7/2. 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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0 bags

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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
5:58 pm - 11:57 pm
ROW
-
STL
4h 59m
1 stop
United Airlines Logo
5:10 am - 10:01 am
STL
-
ROW
5h 51m
1 stop
$298United Airlines
Thu, Jul 2 - Mon, Jul 6
United Airlines Logo
5:58 pm - 11:57 pm
ROW
-
STL
4h 59m
1 stop
United Airlines Logo
5:10 am - 10:01 am
STL
-
ROW
5h 51m
1 stop
$328United Airlines
Fri, May 29 - Tue, Jun 2
United Airlines Logo
10:40 am - 9:30 pm
ROW
-
STL
9h 50m
2 stops
United Airlines Logo
5:10 am - 10:01 am
STL
-
ROW
5h 51m
1 stop
$364United Airlines
Tue, Jun 2 - Sat, Jun 6
United Airlines Logo
5:58 pm - 11:57 pm
ROW
-
STL
4h 59m
1 stop
United Airlines Logo
10:25 am - 5:23 pm
STL
-
ROW
7h 58m
2 stops
$520United Airlines
Fri, May 29 - Tue, Jun 2
United Airlines Logo
5:58 pm - 11:57 pm
ROW
-
STL
4h 59m
1 stop
United Airlines Logo
5:33 pm - 10:01 am
STL
-
ROW
17h 28m
2 stops
$532United Airlines
Thu, Jul 2 - Mon, Jul 6
United Airlines Logo
10:40 am - 9:30 pm
ROW
-
STL
9h 50m
2 stops
United Airlines Logo
6:00 am - 5:23 pm
STL
-
ROW
12h 23m
2 stops
$556United Airlines
Tue, Jun 2 - Sat, Jun 6
United Airlines Logo
10:40 am - 12:07 pm
ROW
-
STL
24h 27m
2 stops
United Airlines Logo
6:00 am - 5:23 pm
STL
-
ROW
12h 23m
2 stops
$704United Airlines
Fri, May 29 - Tue, Jun 2
United Airlines Logo
10:40 am - 9:26 pm
ROW
-
STL
9h 46m
2 stops
United Airlines Logo
6:00 am - 5:23 pm
STL
-
ROW
12h 23m
2 stops
$765United Airlines
Thu, Jul 2 - Mon, Jul 6

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
Jul 2
ROW5:58 pmRoswell Intl
4h 59m
1 stop
STL11:57 pmLambert-St Louis
Jul 6
STL5:10 amLambert-St Louis
5h 51m
1 stop
ROW10:01 amRoswell Intl
$298
United Airlines
May 29
ROW5:58 pmRoswell Intl
4h 59m
1 stop
STL11:57 pmLambert-St Louis
Jun 2
STL5:10 amLambert-St Louis
5h 51m
1 stop
ROW10:01 amRoswell Intl
$328
United Airlines
Jun 2
ROW10:40 amRoswell Intl
9h 50m
2 stops
STL9:30 pmLambert-St Louis
Jun 6
STL5:10 amLambert-St Louis
5h 51m
1 stop
ROW10:01 amRoswell Intl
$364

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 May 18, 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 - STL

ROWSTL

Roswell Intl

Thu 7/2

5:58 pm-11:57 pm

1 stop4h 59m

Lambert-St Louis

Mon 7/6

5:10 am-10:01 am

1 stop5h 51m

$298

RoswellSt. Louis

ROW - STL

ROWSTL

Roswell Intl

Fri 5/29

5:58 pm-11:57 pm

1 stop4h 59m

Lambert-St Louis

Tue 6/2

5:10 am-10:01 am

1 stop5h 51m

$328

RoswellSt. Louis

ROW - STL

ROWSTL

Roswell Intl

Tue 6/2

10:40 am-9:30 pm

2 stops9h 50m

Lambert-St Louis

Sat 6/6

5:10 am-10:01 am

1 stop5h 51m

$364

RoswellSt. Louis

ROW - STL

ROWSTL

Roswell Intl

Fri 5/29

5:58 pm-11:57 pm

1 stop4h 59m

Lambert-St Louis

Tue 6/2

10:25 am-5:23 pm

2 stops7h 58m

$520

RoswellSt. Louis

ROW - STL

ROWSTL

Roswell Intl

Thu 7/2

5:58 pm-11:57 pm

1 stop4h 59m

Lambert-St Louis

Mon 7/6

5:33 pm-10:01 am

2 stops17h 28m

$532

RoswellSt. Louis

ROW - STL

ROWSTL

Roswell Intl

Tue 6/2

10:40 am-9:30 pm

2 stops9h 50m

Lambert-St Louis

Sat 6/6

6:00 am-5:23 pm

2 stops12h 23m

$556

RoswellSt. Louis

ROW - STL

ROWSTL

Roswell Intl

Fri 5/29

10:40 am-12:07 pm

2 stops24h 27m

Lambert-St Louis

Tue 6/2

6:00 am-5:23 pm

2 stops12h 23m

$704

RoswellSt. Louis

ROW - STL

ROWSTL

Roswell Intl

Thu 7/2

10:40 am-9:26 pm

2 stops9h 46m

Lambert-St Louis

Mon 7/6

6:00 am-5:23 pm

2 stops12h 23m

$765

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

Fastest flight time

4h 59m

Direct flights

None
The fastest flight from Roswell, New Mexico to St. Louis takes 4h 59m
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 59m 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
Hermann
Fairview Heights
Maryland Heights
Florissant
O'Fallon
St. Peters
Collinsville
Alton
Wentzville
Fenton
Farmington
Festus
Eureka
Clayton
Litchfield
Edwardsville
Shrewsbury
Grafton

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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