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$314+ Cheap flights from Rochester to St. Louis (RST - STL)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/18. Fares are subject to change and may not be available on all flights or dates of travel.
RST — STL
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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Cheap flight deals from Rochester to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Rochester (RST) to St. Louis (STL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$314
(Delta)

Popular in

July

Cheapest in

March

Average price

$488
Provider with most accurate pricing for Rochester-Lambert-St Louis flight deals.
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Provider most trusted by Cheapflights users for Rochester-Lambert-St Louis flights.
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From Rochester to Lambert-St Louis
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($92 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($21 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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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 February 20, 2025.

This Delta deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/186:35 amRST - STL
1 stop3h 59mDelta
Tue 4/16:00 amSTL - RST
1 stop6h 03mDelta
Deal found 2/19$314
This American Airlines deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/62:37 pmRST - STL
2 stops9h 03mAmerican Airlines
Mon 3/101:51 pmSTL - RST
2 stops8h 06mAmerican Airlines
Deal found 2/19$431

Find flights from Rochester to St. Louis within your budget

Customize your flight search to find flights from Rochester 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, Cheapflights users made 2,558,603 searches. Data last updated February 20, 2025.

Fly from

Rochester

Fly to

St. Louis

Route

Depart

Return

Price

RochesterSt. Louis

RST - STL

RSTSTL

Rochester

Tue 3/18

6:35 am-10:34 am

1 stop3h 59m

Lambert-St Louis

Tue 4/1

6:00 am-12:03 pm

1 stop6h 03m

$314

RochesterSt. Louis

RST - STL

RSTSTL

Rochester

Thu 3/6

2:37 pm-11:40 pm

2 stops9h 03m

Lambert-St Louis

Mon 3/10

1:51 pm-9:57 pm

2 stops8h 06m

$431

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

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 February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Rochester-St. Louis flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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.

Travel insights for flights from Rochester to St. Louis

Get recent, data-driven insights about flights from Rochester to St. Louis including ideal travel times, pricing trends, and more.

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 $311). Flying from Rochester to St. Louis in March is currently the most expensive (average of $356). 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.

Rainfall in St. Louis by month

Plan your trip to St. Louis by taking into account the average rainfall totals by month.

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.

Temperature in St. Louis by month

Plan your trip to St. Louis by taking into account the average temperature totals by month.

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).

Reviews of airlines servicing St. Louis

Get insights into the airlines that provide service to St. Louis. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to St. Louis. Reviews last updated February 20, 2025.
Delta
8.0
Very good
8,227 reviews

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

8.0

Overall

8.0

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta
8.0
Very good
8,227 reviews
Delta
8.0
Very good
8,227 reviews

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

8.0

Overall

8.0

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
8,227 reviews

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

8.0

Overall

8.0

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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.

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

    Flying on Delta is currently your cheapest option to St. Louis, with prices starting at $314. Another option worth looking into is American Airlines, starting at $431 round trip. Users have found that Delta is 15% 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 $311). Flying from Rochester to St. Louis in March is currently the most expensive (average of $356). 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

Traveling to a place near Rochester?

Book flights to Rochester if you plan to visit one of these locations
Fenton
Fairview Heights
Maryland Heights
Collinsville
Wentzville
Eureka
St. Peters
Festus
Alton
Farmington
Chesterfield

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Top 2 airlines flying from Rochester to St. Louis

Discover the top 2 airlines that operate flights from Rochester to St. Louis. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$265Average$386FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$286Average$361FlexibilityNo cancel feeOn-time71%
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