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Cheap flights from St. Louis to Rochester from $136

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Rochester departing on 3/8. 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
0 bags

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Find the cheapest flights from St. Louis to Rochester

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
5:46 am - 11:22 am
STL
-
ROC
4h 36m
1 stop
American Airlines Logo
8:24 pm - 11:46 pm
ROC
-
STL
4h 22m
1 stop
$325American Airlines
Mon, Apr 13 - Thu, Apr 16
United Airlines Logo
6:25 am - 1:43 pm
STL
-
ROC
6h 18m
1 stop
United Airlines Logo
1:29 pm - 6:00 pm
ROC
-
STL
5h 31m
1 stop
$332United Airlines
Tue, Mar 3 - Tue, Mar 10
United Airlines Logo
6:25 am - 2:14 pm
STL
-
ROC
6h 49m
2 stops
United Airlines Logo
6:07 am - 10:12 am
ROC
-
STL
5h 05m
1 stop
$337United Airlines
Tue, Mar 3 - Tue, Mar 10
United Airlines Logo
8:30 am - 2:14 pm
STL
-
ROC
4h 44m
1 stop
United Airlines Logo
7:23 pm - 10:59 pm
ROC
-
STL
4h 36m
1 stop
$339United Airlines
Tue, Feb 17 - Fri, Feb 20
United Airlines Logo
7:00 am - 12:52 pm
STL
-
ROC
4h 52m
1 stop
United Airlines Logo
2:24 pm - 9:40 pm
ROC
-
STL
8h 16m
2 stops
$344United Airlines
Tue, Feb 17 - Fri, Feb 20
Delta Logo
5:59 pm - 10:59 pm
STL
-
ROC
4h 00m
1 stop
Delta Logo
6:13 pm - 11:34 pm
ROC
-
STL
6h 21m
1 stop
$346Delta
Fri, Apr 10 - Mon, Apr 13
American Airlines Logo
5:46 am - 11:22 am
STL
-
ROC
4h 36m
1 stop
American Airlines Logo
5:25 pm - 11:46 pm
ROC
-
STL
7h 21m
2 stops
$351American Airlines
Fri, Apr 10 - Mon, Apr 13
Southwest Logo
2:15 pm - 9:55 pm
STL
-
ROC
6h 40m
2 stops
Southwest Logo
12:20 pm - 7:55 pm
ROC
-
STL
8h 35m
2 stops
$352Southwest
Tue, Mar 3 - Tue, Mar 10
United Airlines Logo
6:25 am - 2:14 pm
STL
-
ROC
6h 49m
2 stops
United Airlines Logo
2:49 pm - 9:05 pm
ROC
-
STL
7h 16m
2 stops
$362United Airlines
Tue, Feb 17 - Fri, Feb 20
United Airlines Logo
7:00 am - 12:52 pm
STL
-
ROC
4h 52m
1 stop
United Airlines Logo
10:30 am - 4:02 pm
ROC
-
STL
6h 32m
1 stop
$367United Airlines
Sat, Feb 28 - Wed, Mar 4

American Airlines flights from St. Louis to Rochester

Our best American Airlines deals on St. Louis to Rochester flight tickets
American Airlines
Apr 13
STL5:46 amLambert-St Louis
4h 36m
1 stop
ROC11:22 amGreater Rochester Intl
Apr 16
ROC8:24 pmGreater Rochester Intl
4h 22m
1 stop
STL11:46 pmLambert-St Louis
$325
American Airlines
Apr 10
STL5:46 amLambert-St Louis
4h 36m
1 stop
ROC11:22 amGreater Rochester Intl
Apr 13
ROC5:25 pmGreater Rochester Intl
7h 21m
2 stops
STL11:46 pmLambert-St Louis
$351
American Airlines
Mar 12
STL6:00 amLambert-St Louis
4h 48m
1 stop
ROC11:48 amGreater Rochester Intl
Mar 15
ROC6:00 amGreater Rochester Intl
7h 43m
1 stop
STL12:43 pmLambert-St Louis
$403

Southwest flights from St. Louis to Rochester

Our best Southwest deals on St. Louis to Rochester flight tickets
Southwest
Mar 3
STL2:15 pmLambert-St Louis
6h 40m
2 stops
ROC9:55 pmGreater Rochester Intl
Mar 10
ROC12:20 pmGreater Rochester Intl
8h 35m
2 stops
STL7:55 pmLambert-St Louis
$352
Southwest
Apr 13
STL2:10 pmLambert-St Louis
8h 00m
2 stops
ROC11:10 pmGreater Rochester Intl
Apr 16
ROC7:50 pmGreater Rochester Intl
3h 55m
1 stop
STL10:45 pmLambert-St Louis
$382
Southwest
Apr 13
STL2:10 pmLambert-St Louis
8h 00m
2 stops
ROC11:10 pmGreater Rochester Intl
Apr 16
ROC4:00 pmGreater Rochester Intl
8h 15m
2 stops
STL11:15 pmLambert-St Louis
$427

momondo Fare Finder

 
Customize your flight search to find flights from St. Louis to Rochester 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 February 5, 2026.
Use the filters below to find and compare flights from St. Louis to Rochester that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisRochester

STL - ROC

STLROC

Lambert-St Louis

Mon 4/13

5:46 am-11:22 am

1 stop4h 36m

Greater Rochester Intl

Thu 4/16

8:24 pm-11:46 pm

1 stop4h 22m

$325

St. LouisRochester

STL - ROC

STLROC

Lambert-St Louis

Tue 3/3

6:25 am-1:43 pm

1 stop6h 18m

Greater Rochester Intl

Tue 3/10

1:29 pm-6:00 pm

1 stop5h 31m

$332

St. LouisRochester

STL - ROC

STLROC

Lambert-St Louis

Tue 3/3

6:25 am-2:14 pm

2 stops6h 49m

Greater Rochester Intl

Tue 3/10

6:07 am-10:12 am

1 stop5h 05m

$337

St. LouisRochester

STL - ROC

STLROC

Lambert-St Louis

Tue 2/17

8:30 am-2:14 pm

1 stop4h 44m

Greater Rochester Intl

Fri 2/20

7:23 pm-10:59 pm

1 stop4h 36m

$339

St. LouisRochester

STL - ROC

STLROC

Lambert-St Louis

Tue 2/17

7:00 am-12:52 pm

1 stop4h 52m

Greater Rochester Intl

Fri 2/20

2:24 pm-9:40 pm

2 stops8h 16m

$344

St. LouisRochester

STL - ROC

STLROC

Lambert-St Louis

Fri 4/10

5:59 pm-10:59 pm

1 stop4h 00m

Greater Rochester Intl

Mon 4/13

6:13 pm-11:34 pm

1 stop6h 21m

$346

St. LouisRochester

STL - ROC

STLROC

Lambert-St Louis

Fri 4/10

5:46 am-11:22 am

1 stop4h 36m

Greater Rochester Intl

Mon 4/13

5:25 pm-11:46 pm

2 stops7h 21m

$351

St. LouisRochester

STL - ROC

STLROC

Lambert-St Louis

Tue 3/3

2:15 pm-9:55 pm

2 stops6h 40m

Greater Rochester Intl

Tue 3/10

12:20 pm-7:55 pm

2 stops8h 35m

$352

St. LouisRochester

STL - ROC

STLROC

Lambert-St Louis

Tue 2/17

6:25 am-2:14 pm

2 stops6h 49m

Greater Rochester Intl

Fri 2/20

2:49 pm-9:05 pm

2 stops7h 16m

$362

St. LouisRochester

STL - ROC

STLROC

Lambert-St Louis

Sat 2/28

7:00 am-12:52 pm

1 stop4h 52m

Greater Rochester Intl

Wed 3/4

10:30 am-4:02 pm

1 stop6h 32m

$367

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 Rochester from

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

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 month to fly to Rochester?

The cheapest month to fly to Rochester from St. Louis is in December. Flight prices, which tend to average around $284, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of December, then book flights to Rochester from St. Louis during June instead. Flights to Rochester in June, while not as cheap as those in December, still average around $293.

How have St. Louis to Rochester flight prices changed over time?

When to book flights from St. Louis to Rochester

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

Cheap St. Louis to Rochester (STL to ROC) flight deals and tips

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

Fastest flight time

4h 00m

Direct flights

None
The fastest flight from St. Louis to Rochester takes 4h 00m
There are no direct flights from St. Louis to Rochester. There are no popular flight routes from St. Louis to Rochester.
Search flight deals

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

    Greater Rochester Intl is 726.3 mi away from Lambert-St Louis. Flights usually cover this in 4h 00m, depending on flying conditions and air traffic around both airports.

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

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

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Lambert-St Louis Airport to Greater Rochester Intl Airport.

  • What documentation or ID do you need to fly to Greater Rochester Intl Airport?

    The necessary travel and health documents for your Greater Rochester Intl 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.

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

Best airlines flying from St. Louis to Rochester

Compare and see reviews for airlines that fly from St. Louis to Rochester with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $222Free CancellationRating
7.4
9,236 reviews
Search United Airlines flights
SouthwestPriceFrom $236Free CancellationRating
8.0
4,274 reviews
Search Southwest flights
DeltaPriceFrom $271Free CancellationRating
7.9
8,144 reviews
Search Delta flights
American AirlinesPriceFrom $284Free CancellationRating
7.2
11,222 reviews
Search American Airlines flights

Traveling to a place near Rochester?

Book flights to Rochester if you plan to visit one of these locations
Henrietta
Canandaigua
Geneva
Webster
Victor
Brockport
Fairport
Pittsford
Geneseo
Farmington
Brighton

Why use momondo?

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

Finding the right flight to Rochester from St. Louis 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 Rochester quick and easy, saving you time and money.

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

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

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Rochester from St. Louis.

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

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