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Cheap flights from Rochester, Minnesota to St. Louis from $163

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.
Delta Logo
5:28 am - 10:23 amRST  Rochester-STL Lambert-St Louis
4h 55m1 stop Minneapolis St Paul
Delta Logo
6:20 am - 10:52 amSTL  Lambert-St Louis-RST Rochester
4h 32m1 stop Minneapolis St Paul
$288Delta
Thu, Sep 3 - Mon, Sep 7
American Airlines Logo
6:17 pm - 12:27 amRST  Rochester-STL Lambert-St Louis
6h 10m1 stop Chicago O'Hare Intl
American Airlines Logo
5:18 pm - 11:59 pmSTL  Lambert-St Louis-RST Rochester
6h 41m1 stop Chicago O'Hare Intl
$288American Airlines
Sun, Sep 13 - Sat, Sep 19
American Airlines Logo
7:55 pm - 12:14 amRST  Rochester-STL Lambert-St Louis
4h 19m1 stop Chicago O'Hare Intl
American Airlines Logo
5:00 am - 9:52 amSTL  Lambert-St Louis-RST Rochester
4h 52m1 stop Chicago O'Hare Intl
$288American Airlines
Tue, Sep 8 - Tue, Sep 15
American Airlines Logo
6:18 pm - 12:27 amRST  Rochester-STL Lambert-St Louis
6h 09m1 stop Chicago O'Hare Intl
American Airlines Logo
5:00 am - 9:49 amSTL  Lambert-St Louis-RST Rochester
4h 49m1 stop Chicago O'Hare Intl
$288American Airlines
Wed, Sep 23 - Sat, Sep 26
American Airlines Logo
6:18 pm - 12:27 amRST  Rochester-STL Lambert-St Louis
6h 09m1 stop Chicago O'Hare Intl
American Airlines Logo
5:27 pm - 12:07 amSTL  Lambert-St Louis-RST Rochester
6h 40m1 stop Chicago O'Hare Intl
$288American Airlines
Mon, Sep 28 - Mon, Oct 5
American Airlines Logo
6:18 pm - 12:27 amRST  Rochester-STL Lambert-St Louis
6h 09m1 stop Chicago O'Hare Intl
American Airlines Logo
5:00 am - 9:52 amSTL  Lambert-St Louis-RST Rochester
4h 52m1 stop Chicago O'Hare Intl
$288American Airlines
Fri, Sep 11 - Tue, Sep 15
American Airlines Logo
7:53 pm - 12:14 amRST  Rochester-STL Lambert-St Louis
4h 21m1 stop Chicago O'Hare Intl
American Airlines Logo
8:07 pm - 11:59 pmSTL  Lambert-St Louis-RST Rochester
3h 52m1 stop Chicago O'Hare Intl
$303American Airlines
Thu, Aug 27 - Thu, Sep 3
Delta Logo
5:28 am - 8:37 amRST  Rochester-STL Lambert-St Louis
3h 09m1 stop Minneapolis St Paul
Delta Logo
5:34 pm - 10:45 pmSTL  Lambert-St Louis-RST Rochester
5h 11m1 stop Minneapolis St Paul
$318Delta
Thu, Aug 27 - Mon, Aug 31
American Airlines Logo
6:10 am - 12:54 pmRST  Rochester-STL Lambert-St Louis
6h 44m1 stop Chicago O'Hare Intl
American Airlines Logo
6:00 am - 9:49 amSTL  Lambert-St Louis-RST Rochester
3h 49m1 stop Chicago O'Hare Intl
$318American Airlines
Fri, Aug 28 - Tue, Sep 1
Delta Logo
11:14 am - 4:34 pmRST  Rochester-STL Lambert-St Louis
5h 20m1 stop Minneapolis St Paul
Delta Logo
6:20 am - 10:28 amSTL  Lambert-St Louis-RST Rochester
4h 08m1 stop Minneapolis St Paul
$461Delta
Tue, Nov 17 - Fri, Nov 20

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Delta flights from Rochester, Minnesota to St. Louis

Our best Delta deals on Rochester, Minnesota to St. Louis flight tickets
Delta
Sep 3
RST5:28 amRochester
4h 55m
1 stop
STL10:23 amLambert-St Louis
Sep 7
STL6:20 amLambert-St Louis
4h 32m
1 stop
RST10:52 amRochester
$288
Delta
Aug 27
RST5:28 amRochester
3h 09m
1 stop
STL8:37 amLambert-St Louis
Aug 31
STL5:34 pmLambert-St Louis
5h 11m
1 stop
RST10:45 pmRochester
$318
Delta
Nov 17
RST6:00 amRochester
3h 19m
1 stop
STL9:19 amLambert-St Louis
Nov 20
STL9:45 amLambert-St Louis
5h 50m
1 stop
RST3:35 pmRochester
$461

American Airlines flights from Rochester, Minnesota to St. Louis

Our best American Airlines deals on Rochester, Minnesota to St. Louis flight tickets
American Airlines
Aug 27
RST7:53 pmRochester
4h 21m
1 stop
STL12:14 amLambert-St Louis
Sep 3
STL8:07 pmLambert-St Louis
3h 52m
1 stop
RST11:59 pmRochester
$303
American Airlines
Sep 11
RST5:50 amRochester
4h 28m
1 stop
STL10:18 amLambert-St Louis
Sep 15
STL1:54 pmLambert-St Louis
10h 05m
2 stops
RST11:59 pmRochester
$487
American Airlines
Aug 28
RST7:53 pmRochester
4h 21m
1 stop
STL12:14 amLambert-St Louis
Sep 1
STL3:25 pmLambert-St Louis
8h 34m
2 stops
RST11:59 pmRochester
$502

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 August 16, 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 Rochester - STL Lambert-St Louis

RSTSTL

Rochester

Thu 9/3

5:28 am-10:23 am

1 stop4h 55m

Lambert-St Louis

Mon 9/7

6:20 am-10:52 am

1 stop4h 32m

$288

RochesterSt. Louis

RST Rochester - STL Lambert-St Louis

RSTSTL

Rochester

Sun 9/13

6:17 pm-12:27 am

1 stop6h 10m

Lambert-St Louis

Sat 9/19

5:18 pm-11:59 pm

1 stop6h 41m

$288

RochesterSt. Louis

RST Rochester - STL Lambert-St Louis

RSTSTL

Rochester

Tue 9/8

7:55 pm-12:14 am

1 stop4h 19m

Lambert-St Louis

Tue 9/15

5:00 am-9:52 am

1 stop4h 52m

$288

RochesterSt. Louis

RST Rochester - STL Lambert-St Louis

RSTSTL

Rochester

Wed 9/23

6:18 pm-12:27 am

1 stop6h 09m

Lambert-St Louis

Sat 9/26

5:00 am-9:49 am

1 stop4h 49m

$288

RochesterSt. Louis

RST Rochester - STL Lambert-St Louis

RSTSTL

Rochester

Mon 9/28

6:18 pm-12:27 am

1 stop6h 09m

Lambert-St Louis

Mon 10/5

5:27 pm-12:07 am

1 stop6h 40m

$288

RochesterSt. Louis

RST Rochester - STL Lambert-St Louis

RSTSTL

Rochester

Fri 9/11

6:18 pm-12:27 am

1 stop6h 09m

Lambert-St Louis

Tue 9/15

5:00 am-9:52 am

1 stop4h 52m

$288
Quickest round-trip

RochesterSt. Louis

RST Rochester - STL Lambert-St Louis

RSTSTL

Rochester

Thu 8/27

7:53 pm-12:14 am

1 stop4h 21m

Lambert-St Louis

Thu 9/3

8:07 pm-11:59 pm

1 stop3h 52m

$303

RochesterSt. Louis

RST Rochester - STL Lambert-St Louis

RSTSTL

Rochester

Thu 8/27

5:28 am-8:37 am

1 stop3h 09m

Lambert-St Louis

Mon 8/31

5:34 pm-10:45 pm

1 stop5h 11m

$318

RochesterSt. Louis

RST Rochester - STL Lambert-St Louis

RSTSTL

Rochester

Fri 8/28

6:10 am-12:54 pm

1 stop6h 44m

Lambert-St Louis

Tue 9/1

6:00 am-9:49 am

1 stop3h 49m

$318

RochesterSt. Louis

RST Rochester - STL Lambert-St Louis

RSTSTL

Rochester

Tue 11/17

11:14 am-4:34 pm

1 stop5h 20m

Lambert-St Louis

Fri 11/20

6:20 am-10:28 am

1 stop4h 08m

$461

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 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 month to fly to St. Louis?

In general, December is the cheapest month to fly from Rochester, Minnesota to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $0. The month of May is another great option to travel to St. Louis, with average flight prices from Rochester, Minnesota averaging around $0.

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 09m

Direct flights

None
The fastest flight from Rochester, Minnesota to St. Louis takes 3h 09m
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 09m.

  • 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 $186Free CancellationRating
7.8
8,502 reviews
Search Delta flights
American AirlinesPriceFrom $258Free CancellationRating
7.1
11,950 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
St. Peters
Maryland Heights
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 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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