$103 Cheap Delta flights St. Louis (STL) to Rochester (RST)

View $103 flight on Wed, Sep 17, 2025Opens in a new window

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$103 Cheap Delta flights St. Louis (STL) to Rochester (RST)

Prices were available within the past 7 days and start at $103 for one-way flights and $206 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Mon, Aug 11 - Tue, Aug 26
STL
St. Louis
RST
Rochester
$206 Roundtrip, found 8 hours ago
$206
Roundtrip
found 8 hours ago
Select Delta flight, departing Mon, Aug 11 from St. Louis to Rochester, returning Tue, Aug 26, priced at $206 found 8 hours ago
Delta
Tue, Sep 30 - Wed, Oct 15
STL
St. Louis
RST
Rochester
$212 Roundtrip, found 8 hours ago
$212
Roundtrip
found 8 hours ago
Select Delta flight, departing Tue, Sep 30 from St. Louis to Rochester, returning Wed, Oct 15, priced at $212 found 8 hours ago
Delta
Mon, Aug 25 - Sat, Sep 6
STL
St. Louis
RST
Rochester
$219 Roundtrip, found 8 hours ago
$219
Roundtrip
found 8 hours ago
Select Delta flight, departing Mon, Aug 25 from St. Louis to Rochester, returning Sat, Sep 6, priced at $219 found 8 hours ago
Delta
Sat, Aug 9 - Sat, Aug 23
STL
St. Louis
RST
Rochester
$220 Roundtrip, found 8 hours ago
$220
Roundtrip
found 8 hours ago
Select Delta flight, departing Sat, Aug 9 from St. Louis to Rochester, returning Sat, Aug 23, priced at $220 found 8 hours ago
Delta
Sat, Aug 23 - Sat, Sep 6
STL
St. Louis
RST
Rochester
$226 Roundtrip, found 8 hours ago
$226
Roundtrip
found 8 hours ago
Select Delta flight, departing Sat, Aug 23 from St. Louis to Rochester, returning Sat, Sep 6, priced at $226 found 8 hours ago
Delta
Wed, Sep 3 - Wed, Sep 17
STL
St. Louis
RST
Rochester
$237 Roundtrip, found 8 hours ago
$237
Roundtrip
found 8 hours ago
Select Delta flight, departing Wed, Sep 3 from St. Louis to Rochester, returning Wed, Sep 17, priced at $237 found 8 hours ago
Flights from St. Louis (STL) to Rochester (RST)
Origin airport
Lambert-St. Louis Intl.
Destination airport
Rochester Intl.
Airlines serving
American Airlines, Delta
Popular airline
American Airlines
Distance
373 mi

Frequently asked questions

How much is a Delta Air Lines flight from Lambert-St. Louis Intl. Airport (STL) to Rochester Intl. Airport (RST)?
You'll discover cheap return Delta Air Lines flights from $206 from STL to RST by organizing your results from "Price (lowest to highest)" on Expedia. Or search for options from $103 for a one-way trip.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from STL to RST with Delta Air Lines?
December is one of the most affordable months to travel to Rochester with Delta Air Lines. You could also find great prices on return and one-way tickets in February.
What is the cheapest time to book flights from Lambert-St. Louis Intl. Airport (STL) to Rochester Intl. Airport (RST) with Delta Air Lines?
Search for cheap Delta Air Lines flights from Lambert-St. Louis Intl. Airport (STL) to Rochester Intl. Airport (RST) one to three months before your departure date. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. No matter the fare type and itinerary, the best day of the week to book a domestic flight is usually Sunday and the most expensive day tends to be Monday. Passengers who book on a Sunday can save 6% on average compared to those who book their travel on a Monday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does Delta Air Lines fly nonstop from Lambert-St. Louis Intl. Airport (STL) to Rochester Intl. Airport (RST)?
Fill in your dates, hit search and select the "Nonstop" filter on Expedia to browse any direct flights from STL to RST with Delta Air Lines or other airlines.
What is the earliest Delta Air Lines flight from STL to RST?
Sort your results by "Early Morning" and "Morning" to browse the earliest departures from STL to RST. Taking off early means flight cancellations are less likely.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does Delta Air Lines fly into in Rochester?
Rochester Intl. Airport (RST) is the primary Rochester hub for Delta Air Lines flights from Lambert-St. Louis Intl. Airport (STL).
Why fly with Delta Air Lines from STL to RST?
Jetting off from STL to RST with Delta Air Lines means enjoying a range of perks, such as an excellent in-flight experience and a rewarding loyalty program. Plus, when you book through Expedia, One Key™ members can earn OneKeyCash™* to redeem on select future travel purchases. That's on top of the Delta SkyMiles points you can earn with Delta Air Lines.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my Delta Air Lines flight from Lambert-St. Louis Intl. Airport (STL) to Rochester Intl. Airport (RST)?
Changes are often free within 24 hours of making your booking, but your airline may charge a fee after that time. For more details about altering your flights, head to your "Trips," select your flight and click on "Manage Booking." If you'd like the freedom to make changes without being charged, tick the "No cancel fee" or "Changes included" filter when planning your trip.

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