$118 Cheap Delta flights Rochester (RST) to Denver (DEN)

Landing cheap one-way Delta Air Lines flights from RST to DEN from $118 on Expedia is easy — just filter by “Price (lowest to highest).” Alternatively, check out our affordable return fares from $228 for your next getaway.**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.

Search for one-way or round-trip flights to Denver in January or November. You could find lower fares with Delta Air Lines during these off-peak travel months.

Start searching one to three months before your departure to score cheaper fares on Delta Air Lines flights from Rochester Intl. Airport (RST) to Denver Intl. Airport (DEN). You can save 25% by booking your domestic flight 34 to 86 days in advance versus last-minute reservations made 6 to 12 days out. You could also reduce costs by buying your fare on a Sunday, as it’s 6% cheaper on average than a Monday, the most expensive day to book.* Get your timing spot on, and you can enjoy significant savings on domestic journeys.*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.

Click on the “Nonstop” filter when browsing for direct Delta Air Lines flights from RST to DEN. You’ll also be able to compare other carriers servicing the same nonstop trip.

Filter your results by “Morning” and “Early Morning” to find the earliest departures from RST to DEN. Heading off early means you’re 20% less likely to experience cancellations.**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.

Denver Intl. Airport (DEN) is the main Denver gateway for Delta Air Lines flights from Rochester Intl. Airport (RST).

Delta Air Lines makes flying from RST to DEN enjoyable with a rewarding loyalty program and an excellent in-flight experience. You also have the chance to earn points with Delta SkyMiles. Don’t forget to join Expedia’s free One Key™ rewards program to earn OneKeyCash™*, which can be redeemed on future trips.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Typically, you can reschedule or cancel your flight, although additional fees may apply if you booked more than 24 hours ago. Need to keep your options open? Make use of our “Changes included” and “No cancel fee” filters to find flights that won’t charge extra if you need to revise your plans. To make changes, head to “Trips,” select your flight and click on “Manage Booking” for further information.