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Cheap flights from St. Louis to Rochester from $220

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 3/15. 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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Cheap round-trip flights

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Multiple Airlines Logo
10:48 am - 4:55 pmSTL-ROC
29h 07m2 stops
Multiple Airlines Logo
6:00 pm - 10:33 pmROC-STL
29h 33m1 stop
$267Multiple Airlines
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Tue, Dec 23 - Mon, Jan 5
Multiple Airlines Logo
4:27 pm - 4:55 pmSTL-ROC
23h 28m1 stop
Multiple Airlines Logo
6:57 pm - 10:33 pmROC-STL
28h 36m2 stops
$269Multiple Airlines
Find Deal
Wed, Dec 24 - Mon, Jan 5
Multiple Airlines Logo
10:42 am - 6:17 pmSTL-ROC
30h 35m2 stops
Multiple Airlines Logo
6:00 pm - 10:33 pmROC-STL
29h 33m1 stop
$276Multiple Airlines
Find Deal
Thu, Dec 18 - Mon, Jan 5
Delta Logo
6:00 am - 12:04 pmSTL-ROC
5h 04m1 stop
Delta Logo
6:00 am - 12:25 pmROC-STL
7h 25m1 stop
$297Delta
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Tue, Mar 3 - Wed, Mar 4
Delta Logo
6:39 am - 11:40 amSTL-ROC
4h 01m1 stop
Delta Logo
5:43 pm - 8:45 pmROC-STL
4h 02m1 stop
$306Delta
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Thu, Dec 18 - Tue, Jan 6
United Airlines Logo
8:05 am - 1:50 pmSTL-ROC
4h 45m1 stop
United Airlines Logo
6:20 am - 12:27 pmROC-STL
7h 07m1 stop
$332United Airlines
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Thu, Dec 25 - Mon, Dec 29
United Airlines Logo
3:10 pm - 9:15 pmSTL-ROC
5h 05m1 stop
United Airlines Logo
6:00 am - 2:26 pmROC-STL
9h 26m2 stops
$337United Airlines
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Thu, Dec 25 - Mon, Dec 29
American Airlines Logo
5:16 pm - 11:53 pmSTL-ROC
5h 37m1 stop
American Airlines Logo
5:15 am - 8:35 amROC-STL
4h 20m1 stop
$367American Airlines
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Sun, Dec 21 - Sat, Jan 3
American Airlines Logo
5:00 am - 12:04 pmSTL-ROC
6h 04m1 stop
American Airlines Logo
6:00 am - 10:30 amROC-STL
5h 30m1 stop
$368American Airlines
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Wed, Nov 26 - Wed, Dec 3
Southwest Logo
7:50 am - 5:30 pmSTL-ROC
8h 40m2 stops
Southwest Logo
6:30 pm - 10:20 pmROC-STL
4h 50m1 stop
$412Southwest
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Wed, Nov 26 - Wed, Dec 3

United Airlines flights from St. Louis to Rochester

Our best United Airlines deals on St. Louis to Rochester flight tickets
United Airlines
Dec 25
STL8:05 amLambert-St Louis
4h 45m
1 stop
ROC1:50 pmGreater Rochester Intl
Dec 29
ROC6:20 amGreater Rochester Intl
7h 07m
1 stop
STL12:27 pmLambert-St Louis
$332
Find similar
United Airlines
Dec 25
STL3:10 pmLambert-St Louis
5h 05m
1 stop
ROC9:15 pmGreater Rochester Intl
Dec 29
ROC6:00 amGreater Rochester Intl
9h 26m
2 stops
STL2:26 pmLambert-St Louis
$337
Find similar
United Airlines
Dec 25
STL3:10 pmLambert-St Louis
7h 31m
2 stops
ROC11:41 pmGreater Rochester Intl
Dec 29
ROC6:00 amGreater Rochester Intl
7h 27m
2 stops
STL12:27 pmLambert-St Louis
$342
Find similar

American Airlines flights from St. Louis to Rochester

Our best American Airlines deals on St. Louis to Rochester flight tickets
American Airlines
Dec 21
STL5:16 pmLambert-St Louis
5h 37m
1 stop
ROC11:53 pmGreater Rochester Intl
Jan 3
ROC5:15 amGreater Rochester Intl
4h 20m
1 stop
STL8:35 amLambert-St Louis
$367
Find similar
American Airlines
Nov 26
STL5:00 amLambert-St Louis
6h 04m
1 stop
ROC12:04 pmGreater Rochester Intl
Dec 3
ROC6:00 amGreater Rochester Intl
5h 30m
1 stop
STL10:30 amLambert-St Louis
$368
Find similar
American Airlines
Mar 3
STL9:46 amLambert-St Louis
8h 17m
2 stops
ROC7:03 pmGreater Rochester Intl
Mar 4
ROC11:45 amGreater Rochester Intl
7h 26m
1 stop
STL6:11 pmLambert-St Louis
$372
Find similar

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 November 3, 2025.
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

Tue 12/23

10:48 am-4:55 pm

2 stops29h 07m

Greater Rochester Intl

Mon 1/5

6:00 pm-10:33 pm

1 stop29h 33m

$267

St. LouisRochester

STL - ROC

STLROC

Lambert-St Louis

Wed 12/24

4:27 pm-4:55 pm

1 stop23h 28m

Greater Rochester Intl

Mon 1/5

6:57 pm-10:33 pm

2 stops28h 36m

$269

St. LouisRochester

STL - ROC

STLROC

Lambert-St Louis

Thu 12/18

10:42 am-6:17 pm

2 stops30h 35m

Greater Rochester Intl

Mon 1/5

6:00 pm-10:33 pm

1 stop29h 33m

$276

St. LouisRochester

STL - ROC

STLROC

Lambert-St Louis

Tue 3/3

6:00 am-12:04 pm

1 stop5h 04m

Greater Rochester Intl

Wed 3/4

6:00 am-12:25 pm

1 stop7h 25m

$297

St. LouisRochester

STL - ROC

STLROC

Lambert-St Louis

Thu 12/18

6:39 am-11:40 am

1 stop4h 01m

Greater Rochester Intl

Tue 1/6

5:43 pm-8:45 pm

1 stop4h 02m

$306

St. LouisRochester

STL - ROC

STLROC

Lambert-St Louis

Thu 12/25

8:05 am-1:50 pm

1 stop4h 45m

Greater Rochester Intl

Mon 12/29

6:20 am-12:27 pm

1 stop7h 07m

$332

St. LouisRochester

STL - ROC

STLROC

Lambert-St Louis

Thu 12/25

3:10 pm-9:15 pm

1 stop5h 05m

Greater Rochester Intl

Mon 12/29

6:00 am-2:26 pm

2 stops9h 26m

$337

St. LouisRochester

STL - ROC

STLROC

Lambert-St Louis

Sun 12/21

5:16 pm-11:53 pm

1 stop5h 37m

Greater Rochester Intl

Sat 1/3

5:15 am-8:35 am

1 stop4h 20m

$367

St. LouisRochester

STL - ROC

STLROC

Lambert-St Louis

Wed 11/26

5:00 am-12:04 pm

1 stop6h 04m

Greater Rochester Intl

Wed 12/3

6:00 am-10:30 am

1 stop5h 30m

$368

St. LouisRochester

STL - ROC

STLROC

Lambert-St Louis

Wed 11/26

7:50 am-5:30 pm

2 stops8h 40m

Greater Rochester Intl

Wed 12/3

6:30 pm-10:20 pm

1 stop4h 50m

$412

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 June. Flight prices, which tend to average around $293, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of June, then book flights to Rochester from St. Louis during September instead. Flights to Rochester in September, while not as cheap as those in June, still average around $326.

What is the cheapest day to depart on your flight to Rochester?

The cheapest day to depart from St. Louis to Rochester is on a Monday. Travelers who choose to depart for Rochester on a Monday will often find tickets for as low as $325. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $619. These prices are subject to change though, so be sure to set up a Price Alert for flights to Rochester.

What is the cheapest time of day to depart on your flight to Rochester?

Our most recent data shows that the best time of day to fly to Rochester is in the morning. Flights from St. Louis to Rochester during this time can be as low as $390. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $530 on average. Flights to Rochester from St. Louis in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

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

As of November 2025, prices for St. Louis to Rochester flights are approximately 13% cheaper when compared to flights at the same time last year.

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

Direct flights

None
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 01m, 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
8,997 reviews
Search United Airlines flights
SouthwestPriceFrom $236Free CancellationRating
8.0
4,238 reviews
Search Southwest flights
DeltaPriceFrom $271Free CancellationRating
7.9
8,002 reviews
Search Delta flights
American AirlinesPriceFrom $284Free CancellationRating
7.2
11,038 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
Geneva
Canandaigua
Webster
Victor
Fairport
Brockport
Pittsford
Farmington
Geneseo
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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