How long is the flight from Rochester to St. Louis?

A quick flight from Rochester to St. Louis can take about 4h 44m. American Airlines provides one of the quickest options available for as low as $332. There are 727 mi between Rochester and St. Louis. Both multi-stop and nonstop flights can be found to your destination and back.

What are the cheapest airlines flying from Rochester to St. Louis round-trip?

Flying on American Airlines is currently your cheapest option to St. Louis, with prices starting at $236. Additional round-trip tickets that might be worth considering are offered by Southwest and Delta, with the lowest prices starting at $256 and $286, respectively. Users have found that American Airlines is 41% cheaper than the other options available to this destination.

In terms of precipitation, rainfall in St. Louis ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit St. Louis when rainfall is around 2.2 in.

If weather is an important factor for your trip to St. Louis, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

What are the most popular airlines that fly from Rochester to St. Louis?

American Airlines, Delta and Southwest are the most popular airlines when flying from Rochester to St. Louis.

Most accurate provider : When it comes to deals on Rochester-St. Louis flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Rochester-St. Louis flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Rochester-St. Louis flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Rochester-St. Louis flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Rochester-St. Louis flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Can I find deals for flights from Rochester to St. Louis that include hotel bookings?

Yes. In addition to deals on Rochester to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Rochester to St. Louis?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Rochester to St. Louis.

Can I find deals for business class flights from Rochester to St. Louis?

Yes. Cheapflights offers flight deals from Rochester to St. Louis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$184+ Cheap Flights from Rochester to St. Louis

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Rochester to St. Louis with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Greater Rochester Intl to Lambert-St Louis are usually found in September or March, booked 63 days in advance, depart on a Saturday or Thursday and return on a Monday

Cheap flight deals from Rochester to St. Louis

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$247 (American Airlines)
One-way from	$184 (Delta)
Popular in	November
Cheapest in	September
Average price	$492

Provider with most accurate pricing for Greater Rochester Intl-Lambert-St Louis flight deals.

Search Deals

Provider most trusted by Cheapflights users for Greater Rochester Intl-Lambert-St Louis flights.

Search Deals

From Greater Rochester Intl to Lambert-St Louis

Search Deals

One-way flight from Greater Rochester Intl to Lambert-St Louis

Search Deals

Highest demand for flights based on searches. 16% potential increase in price ($82 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in October 2025

Search Deals

Find flight deals from Rochester to St. Louis

Cheapest flights from Rochester to St. Louis
Explore the most affordable flight options available from Rochester to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

Mon 11/2410:08 amROC - STL

1 stop4h 43mDelta

Mon 12/16:09 pmSTL - ROC

1 stop3h 45mDelta

Deal found 10/27

$343

Sun 11/165:20 amROC - STL

1 stop4h 40mSouthwest

Fri 11/215:05 pmSTL - ROC

1 stop5h 40mSouthwest

Deal found 10/28

$417

Tue 11/1111:51 amROC - STL

1 stop5h 45mAmerican Airlines

Sat 11/156:00 amSTL - ROC

1 stop4h 01mAmerican Airlines

Deal found 10/27

$427

Sat 11/226:04 amROC - STL

1 stop6h 59mUnited Airlines

Sat 11/2910:00 amSTL - ROC

1 stop5h 41mUnited Airlines

Deal found 10/28

$447

Mon 11/2410:08 amROC - STL

1 stop4h 43mDelta

Sat 11/296:40 amSTL - ROC

1 stop3h 52mDelta

Deal found 10/27

$463

Wed 11/126:06 amROC - STL

1 stop5h 34mUnited Airlines

Sun 11/167:00 amSTL - ROC

1 stop4h 47mUnited Airlines

Deal found 10/28

$517

Best flights from Rochester to St. Louis
Discover carefully curated flight deals from Rochester to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 29, 2025.

Sat 2/145:20 pmROC - STL

1 stop5h 11mAmerican Airlines

Tue 2/176:43 pmSTL - ROC

1 stop4h 01mAmerican Airlines

Deal found 10/28

$247

Wed 2/256:00 amROC - STL

1 stop4h 44mDelta

Sun 3/16:45 amSTL - ROC

1 stop3h 59mDelta

Deal found 10/26

$332

Wed 2/252:49 pmROC - STL

2 stops8h 11mUnited Airlines

Sun 3/17:41 amSTL - ROC

1 stop5h 02mUnited Airlines

Deal found 10/26

$407

Sun 11/165:20 amROC - STL

1 stop4h 40mSouthwest

Fri 11/215:05 pmSTL - ROC

1 stop5h 40mSouthwest

Deal found 10/28

$417

Tue 11/1111:51 amROC - STL

1 stop5h 45mAmerican Airlines

Sat 11/156:00 amSTL - ROC

1 stop4h 01mAmerican Airlines

Deal found 10/27

$427

Fri 3/137:45 amROC - STL

1 stop5h 45mSouthwest

Sun 3/155:20 amSTL - ROC

1 stop9h 25mSouthwest

Deal found 10/27

$442

Last-minute flights from Rochester to St. Louis
Discover last-minute flight deals from Rochester to St. Louis. Data last updated October 29, 2025 and is based on user searches.

Tue 11/1111:51 amROC - STL

1 stop5h 45mAmerican Airlines

Sat 11/156:00 amSTL - ROC

1 stop4h 01mAmerican Airlines

Deal found 10/27

$427

Tue 11/113:01 pmROC - STL

1 stop6h 22mAmerican Airlines

Wed 11/1210:15 amSTL - ROC

2 stops6h 50mAmerican Airlines

Deal found 10/27

$432

Wed 11/126:06 amROC - STL

1 stop5h 34mUnited Airlines

Sun 11/167:00 amSTL - ROC

1 stop4h 47mUnited Airlines

Deal found 10/28

$517

Sun 11/165:20 amROC - STL

1 stop4h 40mSouthwest

Fri 11/215:05 pmSTL - ROC

1 stop5h 40mSouthwest

Deal found 10/28

$417

Sat 11/226:04 amROC - STL

1 stop6h 59mUnited Airlines

Sat 11/2910:00 amSTL - ROC

1 stop5h 41mUnited Airlines

Deal found 10/28

$447

Mon 11/2410:08 amROC - STL

1 stop4h 43mDelta

Mon 12/16:09 pmSTL - ROC

1 stop3h 45mDelta

Deal found 10/27

$343

Mon 11/2410:08 amROC - STL

1 stop4h 43mDelta

Sat 11/296:40 amSTL - ROC

1 stop3h 52mDelta

Deal found 10/27

$463

One-way flights from Rochester to St. Louis
Search for one-way flight options from Rochester to St. Louis. Find affordable one-way fares based on user searches. Data last updated October 29, 2025.

Fri 3/136:00 amROC - STL

1 stop6h 55mDelta

Deal found 10/29

$184

Fri 3/136:45 amROC - STL

1 stop6h 36mUnited Airlines

Deal found 10/28

$219

Fri 11/76:25 pmROC - STL

1 stop22h 13mMultiple Airlines

Deal found 10/27

$220

Fri 3/133:57 pmROC - STL

2 stops7h 21mAmerican Airlines

Deal found 10/28

$259

Cheapflights Fare Finder

Use the filters below to find and compare flights from Rochester to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

RochesterSt. Louis

ROC - STL

ROCSTL

Greater Rochester Intl

Sat 2/14

5:20 pm-9:31 pm

1 stop5h 11m

Lambert-St Louis

Tue 2/17

6:43 pm-11:44 pm

1 stop4h 01m

$247

RochesterSt. Louis

ROC - STL

ROCSTL

Greater Rochester Intl

Wed 2/25

6:00 am-9:44 am

1 stop4h 44m

Lambert-St Louis

Sun 3/1

6:45 am-11:44 am

1 stop3h 59m

$332

RochesterSt. Louis

ROC - STL

ROCSTL

Greater Rochester Intl

Wed 2/25

2:49 pm-10:00 pm

2 stops8h 11m

Lambert-St Louis

Sun 3/1

7:41 am-1:43 pm

1 stop5h 02m

$407

RochesterSt. Louis

ROC - STL

ROCSTL

Greater Rochester Intl

Sun 11/16

5:20 am-9:00 am

1 stop4h 40m

Lambert-St Louis

Fri 11/21

5:05 pm-11:45 pm

1 stop5h 40m

$417

RochesterSt. Louis

ROC - STL

ROCSTL

Greater Rochester Intl

Tue 11/11

11:51 am-4:36 pm

1 stop5h 45m

Lambert-St Louis

Sat 11/15

6:00 am-11:01 am

1 stop4h 01m

$427

RochesterSt. Louis

ROC - STL

ROCSTL

Greater Rochester Intl

Fri 3/13

7:45 am-12:30 pm

1 stop5h 45m

Lambert-St Louis

Sun 3/15

5:20 am-3:45 pm

1 stop9h 25m

$442

RochesterSt. Louis

ROC - STL

ROCSTL

Greater Rochester Intl

Fri 3/13

6:00 am-11:55 am

1 stop6h 55m

$184

RochesterSt. Louis

ROC - STL

ROCSTL

Greater Rochester Intl

Fri 3/13

6:45 am-12:21 pm

1 stop6h 36m

$219

RochesterSt. Louis

ROC - STL

ROCSTL

Greater Rochester Intl

Fri 11/7

6:57 pm-11:09 am

3 stops41h 12m

$225

RochesterSt. Louis

ROC - STL

ROCSTL

Greater Rochester Intl

Fri 3/13

3:57 pm-10:18 pm

2 stops7h 21m

$259

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Compare providers for flights from Rochester to St. Louis

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Rochester to St. Louis in October.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy2 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*1 star
eDreams	Price Accuracy3 stars	Trust Score*3 stars
Priceline	Price Accuracy1 star	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Rochester-St. Louis flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Rochester-St. Louis flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Rochester-St. Louis flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Rochester-St. Louis flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Rochester-St. Louis flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Rochester to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Rochester with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Rochester to St. Louis

How far ahead should I book a flight from Rochester to St. Louis?

The price you pay for your flight from Rochester to St. Louis may vary depending on when you book. For the best chance of a lower fare, look to book 63 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Rochester to St. Louis?

Currently, August is the cheapest month in which you can book a flight from Rochester to St. Louis (average of $112). Flying from Rochester to St. Louis in May is currently the most expensive (average of $248). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ROC to STL?

One of the essential ways to save on airfare from Rochester to St. Louis is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 41% on airfare.

Reviews of airlines servicing St. Louis

See what other customers who have flown with Southwest, Delta, and United Airlines from Rochester to St. Louis have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Southwest

8.0

Very good

4,241 reviews

Reviews

1 / 20

2.0

Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Southwest

8.0

Very good

4,241 reviews

Southwest

8.0

Very good

4,241 reviews

Reviews

1 / 20

2.0

Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Delta

7.9

Good

7,992 reviews

Southwest

8.0

Very good

4,241 reviews

Reviews

1 / 20

2.0

Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

United Airlines

7.4

Good

8,999 reviews

Southwest

8.0

Very good

4,241 reviews

Reviews

1 / 20

2.0

Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

American Airlines

7.2

Good

11,032 reviews

Southwest

8.0

Very good

4,241 reviews

Reviews

1 / 20

2.0

Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

How long is the flight from Rochester to St. Louis?
A quick flight from Rochester to St. Louis can take about 4h 44m. American Airlines provides one of the quickest options available for as low as $332. There are 727 mi between Rochester and St. Louis. Both multi-stop and nonstop flights can be found to your destination and back.
What are the cheapest airlines flying from Rochester to St. Louis round-trip?
Flying on American Airlines is currently your cheapest option to St. Louis, with prices starting at $236. Additional round-trip tickets that might be worth considering are offered by Southwest and Delta, with the lowest prices starting at $256 and $286, respectively. Users have found that American Airlines is 41% cheaper than the other options available to this destination.
Can I find deals for flights from Rochester to St. Louis that include hotel bookings?
Yes. In addition to deals on Rochester to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Rochester to St. Louis?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Rochester to St. Louis.
Can I find deals for business class flights from Rochester to St. Louis?
Yes. Cheapflights offers flight deals from Rochester to St. Louis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Rochester to St. Louis?
Currently, August is the cheapest month in which you can book a flight from Rochester to St. Louis (average of $112). Flying from Rochester to St. Louis in May is currently the most expensive (average of $248). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Edwardsville

O'Fallon

Fairview Heights

Maryland Heights

Collinsville

Eureka

Glencoe

St. Peters

Chesterfield

Alton

Farmington

Festus

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Rochester to St. Louis

Newark to St. Louis flights

John F Kennedy Intl to Kansas City flights

John F Kennedy Intl to St. Louis flights

LaGuardia to St. Louis flights

LaGuardia to Kansas City flights

Newark to Kansas City flights

Newark to Springfield flights

John F Kennedy Intl to Springfield flights

Syracuse to Kansas City flights

LaGuardia to Springfield flights

White Plains to Kansas City flights

White Plains to St. Louis flights

Syracuse to St. Louis flights

Albany to St. Louis flights

Buffalo to Kansas City flights

Buffalo to St. Louis flights

Elmira to St. Louis flights

Ithaca to St. Louis flights

Stewart to Kansas City flights

Albany to Kansas City flights

Newark to Columbia flights

Rochester to Kansas City flights

Rochester to Springfield flights

Stewart to St. Louis flights

Syracuse to Springfield flights

Syracuse to Columbia flights

Buffalo to Springfield flights

LaGuardia to Columbia flights

Islip to St. Louis flights

John F Kennedy Intl to Columbia flights

Buffalo to Columbia flights

Albany to Springfield flights

Islip to Kansas City flights

Ithaca to Kansas City flights

LaGuardia to Joplin flights

Watertown to Kansas City flights

Newark to Joplin flights

Newark to Fort Leonard Wood flights

White Plains to Springfield flights

Elmira to Kansas City flights

Binghamton to Kansas City flights

Binghamton to St. Louis flights

Albany to Joplin flights

Rochester to Columbia flights

Watertown to St. Louis flights

Stewart to Columbia flights

White Plains to Columbia flights

Complete your trip

St. Louis car rentals

Lambert-St Louis Airport car rentals

Springfield Capital Airport car rentals

Belleville Airport car rentals

Marion Williamson County Airport car rentals

Kansas City car rentals

Springfield car rentals

Joplin car rentals

Columbia car rentals

Fort Leonard Wood car rentals

Downtown car rentals

The Hill car rentals

Other flights to St. Louis

Top 4 airlines flying from Rochester to St. Louis

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$236	Average$372	FlexibilityNo cancel fee	On-time71%
Southwest	Cheapest$256	Average$362	FlexibilityNo cancel fee	On-time63%
Delta	Cheapest$286	Average$411	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$291	Average$365	FlexibilityNo cancel fee	On-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

$184+ Cheap flights from Rochester to St. Louis (ROC - STL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/13. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Rochester to St. Louis with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Greater Rochester Intl to Lambert-St Louis are usually found in September or March, booked 63 days in advance, depart on a Saturday or Thursday and return on a Monday

Cheap flight deals from Rochester to St. Louis

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Rochester to St. Louis

Cheapest flights from Rochester to St. LouisExplore the most affordable flight options available from Rochester to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

Explore the most affordable flight options available from Rochester to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Rochester to St. Louis that are best for you.

Compare providers for flights from Rochester to St. Louis

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Rochester to St. Louis in October.

Best time to book a flight from Rochester to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Rochester with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Rochester to St. Louis

How far ahead should I book a flight from Rochester to St. Louis?

What is the cheapest month to book a flight from Rochester to St. Louis?

What is the cheapest time of day to fly from ROC to STL?

Reviews of airlines servicing St. Louis

See what other customers who have flown with Southwest, Delta, and United Airlines from Rochester to St. Louis have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Rochester to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

How long is the flight from Rochester to St. Louis?

What are the cheapest airlines flying from Rochester to St. Louis round-trip?

Can I find deals for flights from Rochester to St. Louis that include hotel bookings?

How can I find direct flights from Rochester to St. Louis?

Can I find deals for business class flights from Rochester to St. Louis?

What is the cheapest month to book a flight from Rochester to St. Louis?

Traveling to a place near St. Louis?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Rochester to St. Louis

See prices for flight routes from nearby airports that may be better suited for you.

Top 4 airlines flying from Rochester to St. Louis

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Rochester to St. Louis
Explore the most affordable flight options available from Rochester to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.