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Cheap flights from Rochester, Minnesota to St. Louis from $133

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Rochester, Minnesota to St. Louis departing on 12/12. 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

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Rochester, Minnesota to St. Louis

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
6:39 pm - 12:15 am
RST
-
STL
5h 36m
1 stop
American Airlines Logo
8:06 pm - 12:22 am
STL
-
RST
4h 16m
1 stop
$267American Airlines
Sat, Jul 18 - Sat, Jul 25
Delta Logo
5:15 am - 10:28 am
RST
-
STL
5h 13m
1 stop
Delta Logo
6:20 am - 10:52 am
STL
-
RST
4h 32m
1 stop
$278Delta
Fri, Jul 24 - Fri, Aug 7
Delta Logo
5:15 am - 10:28 am
RST
-
STL
5h 13m
1 stop
Delta Logo
5:36 pm - 10:42 pm
STL
-
RST
5h 06m
1 stop
$293Delta
Fri, Jul 10 - Mon, Jul 13
American Airlines Logo
5:46 am - 12:51 pm
RST
-
STL
7h 05m
1 stop
American Airlines Logo
6:55 am - 10:28 am
STL
-
RST
3h 33m
1 stop
$308American Airlines
Thu, Jul 9 - Sun, Jul 12
Delta Logo
5:15 am - 8:40 am
RST
-
STL
3h 25m
1 stop
Delta Logo
6:15 am - 10:56 am
STL
-
RST
4h 41m
1 stop
$357Delta
Thu, Sep 17 - Sun, Sep 20
American Airlines Logo
7:02 pm - 12:16 am
RST
-
STL
5h 14m
1 stop
American Airlines Logo
7:55 pm - 12:22 am
STL
-
RST
4h 27m
1 stop
$378American Airlines
Mon, Jul 13 - Sun, Jul 19
United Airlines Logo
2:51 pm - 9:13 pm
RST
-
STL
6h 22m
1 stop
United Airlines Logo
7:33 am - 2:09 pm
STL
-
RST
6h 36m
1 stop
$387United Airlines
Tue, Dec 8 - Sat, Dec 12
American Airlines Logo
6:39 pm - 12:15 am
RST
-
STL
5h 36m
1 stop
American Airlines Logo
7:32 am - 6:09 pm
STL
-
RST
10h 37m
2 stops
$437American Airlines
Sat, Jul 18 - Sat, Jul 25
United Airlines Logo
2:51 pm - 9:13 pm
RST
-
STL
6h 22m
1 stop
United Airlines Logo
7:04 pm - 2:09 pm
STL
-
RST
19h 05m
1 stop
$460United Airlines
Tue, Dec 8 - Sat, Dec 12
American Airlines Logo
6:08 pm - 9:29 am
RST
-
STL
15h 21m
2 stops
American Airlines Logo
5:00 am - 9:49 am
STL
-
RST
4h 49m
1 stop
$540American Airlines
Fri, Oct 2 - Sun, Oct 4

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American Airlines flights from Rochester, Minnesota to St. Louis

Our best American Airlines deals on Rochester, Minnesota to St. Louis flight tickets
American Airlines
Jul 18
RST6:39 pmRochester
5h 36m
1 stop
STL12:15 amLambert-St Louis
Jul 25
STL8:06 pmLambert-St Louis
4h 16m
1 stop
RST12:22 amRochester
$267
American Airlines
Jul 9
RST5:46 amRochester
7h 05m
1 stop
STL12:51 pmLambert-St Louis
Jul 12
STL6:55 amLambert-St Louis
3h 33m
1 stop
RST10:28 amRochester
$308
American Airlines
Jun 28
RST6:39 pmRochester
5h 37m
1 stop
STL12:16 amLambert-St Louis
Jul 4
STL1:20 pmLambert-St Louis
4h 49m
1 stop
RST6:09 pmRochester
$328

Delta flights from Rochester, Minnesota to St. Louis

Our best Delta deals on Rochester, Minnesota to St. Louis flight tickets
Delta
Jul 24
RST5:15 amRochester
5h 13m
1 stop
STL10:28 amLambert-St Louis
Aug 7
STL6:20 amLambert-St Louis
4h 32m
1 stop
RST10:52 amRochester
$278
Delta
Jul 10
RST5:15 amRochester
5h 13m
1 stop
STL10:28 amLambert-St Louis
Jul 13
STL5:36 pmLambert-St Louis
5h 06m
1 stop
RST10:42 pmRochester
$293
Delta
Sep 17
RST5:15 amRochester
3h 25m
1 stop
STL8:40 amLambert-St Louis
Sep 20
STL6:15 amLambert-St Louis
4h 41m
1 stop
RST10:56 amRochester
$357

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

RochesterSt. Louis

RST - STL

RSTSTL

Rochester

Sat 7/18

6:39 pm-12:15 am

1 stop5h 36m

Lambert-St Louis

Sat 7/25

8:06 pm-12:22 am

1 stop4h 16m

$267

RochesterSt. Louis

RST - STL

RSTSTL

Rochester

Fri 7/24

5:15 am-10:28 am

1 stop5h 13m

Lambert-St Louis

Fri 8/7

6:20 am-10:52 am

1 stop4h 32m

$278

RochesterSt. Louis

RST - STL

RSTSTL

Rochester

Fri 7/10

5:15 am-10:28 am

1 stop5h 13m

Lambert-St Louis

Mon 7/13

5:36 pm-10:42 pm

1 stop5h 06m

$293

RochesterSt. Louis

RST - STL

RSTSTL

Rochester

Thu 7/9

5:46 am-12:51 pm

1 stop7h 05m

Lambert-St Louis

Sun 7/12

6:55 am-10:28 am

1 stop3h 33m

$308
Quickest round-trip

RochesterSt. Louis

RST - STL

RSTSTL

Rochester

Thu 9/17

5:15 am-8:40 am

1 stop3h 25m

Lambert-St Louis

Sun 9/20

6:15 am-10:56 am

1 stop4h 41m

$357

RochesterSt. Louis

RST - STL

RSTSTL

Rochester

Mon 7/13

7:02 pm-12:16 am

1 stop5h 14m

Lambert-St Louis

Sun 7/19

7:55 pm-12:22 am

1 stop4h 27m

$378

RochesterSt. Louis

RST - STL

RSTSTL

Rochester

Tue 12/8

2:51 pm-9:13 pm

1 stop6h 22m

Lambert-St Louis

Sat 12/12

7:33 am-2:09 pm

1 stop6h 36m

$387

RochesterSt. Louis

RST - STL

RSTSTL

Rochester

Sat 7/18

6:39 pm-12:15 am

1 stop5h 36m

Lambert-St Louis

Sat 7/25

7:32 am-6:09 pm

2 stops10h 37m

$437

RochesterSt. Louis

RST - STL

RSTSTL

Rochester

Tue 12/8

2:51 pm-9:13 pm

1 stop6h 22m

Lambert-St Louis

Sat 12/12

7:04 pm-2:09 pm

1 stop19h 05m

$460

RochesterSt. Louis

RST - STL

RSTSTL

Rochester

Fri 10/2

6:08 pm-9:29 am

2 stops15h 21m

Lambert-St Louis

Sun 10/4

5:00 am-9:49 am

1 stop4h 49m

$540

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to St. Louis from

How to get the cheapest flight ticket from Rochester, Minnesota 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 Rochester to Lambert-St Louis?

Delta and American Airlines are the most popular carriers operating from Rochester to Lambert-St Louis

What airlines fly to St. Louis?

Delta, Southwest and Sun Country Air are the top three most popular airlines that fly to St. Louis from Rochester, Minnesota according to our data. Delta is the first choice among our users, with 66% of people opting to fly with this airline when traveling to St. Louis. Keep in mind that there are 5 different airlines that fly to St. Louis on a routine basis, so you have a few additional options to choose from.

When to book flights from Rochester, Minnesota to St. Louis

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

Cheap Rochester, Minnesota to St. Louis (RST to STL) flight deals and tips

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

Fastest flight time

3h 25m

Direct flights

None
The fastest flight from Rochester, Minnesota to St. Louis takes 3h 25m
There are no direct flights from Rochester, Minnesota to St. Louis. There are no popular flight routes from Rochester, Minnesota to St. Louis.
Search flight deals

Frequently asked questions about flying from Rochester, Minnesota to St. Louis

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

    There are 389.9 mi between Rochester and Lambert-St Louis. In terms of flight time, this usually takes a little over 3h 25m.

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

    Prices for flights from Rochester Airport to Lambert-St Louis Airport were last updated today.

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

  • How old do you have to be to fly from Rochester 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 Rochester 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.

  • What is the most popular airline from Rochester, Minnesota to St. Louis?

Best airlines flying from Rochester, Minnesota to St. Louis

Compare and see reviews for airlines that fly from Rochester, Minnesota to St. Louis with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $238Free CancellationRating
7.8
8,421 reviews
Search Delta flights
American AirlinesPriceFrom $258Free CancellationRating
7.1
11,739 reviews
Search American Airlines flights

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
Hermann
Maryland Heights
Florissant
O'Fallon
Collinsville
St. Peters
Alton
Wentzville
Farmington
Fenton
Clayton
Festus
Eureka
Litchfield
Edwardsville
Grafton
Shrewsbury

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Rochester to St. Louis for you.

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

Yes. All flights to St. Louis from Rochester on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo provides multiple filters to help you find the best flight to St. Louis from Rochester. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes momondo offers price alerts on flights to St. Louis from Rochester. 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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