$131 Cheap Frontier Airlines flights Syracuse (SYR) to Denver (DEN)

Grab cheap return Frontier Airlines flights from $249 from SYR to DEN by organizing your results from “Price (lowest to highest)” on Expedia. Or search for deals from $131 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.

Frontier Airlines flights to Denver tend to be more affordable in the off-peak months of January and November. Whether you need a one-way or round-trip ticket, you could find a better deal then.

To find cheap Frontier Airlines fares from Hancock Intl. Airport (SYR) to Denver Intl. Airport (DEN), start searching one to three months before your planned departure. Reserving domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also impact the price you pay. Sunday tends to be the most affordable, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking your trip on a Sunday.**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.

Select our “Nonstop” filter when browsing for direct Frontier Airlines flights from SYR to DEN. It’s also an easy way to compare other carriers offering the same nonstop route.

Sort your results by “Morning” and “Early Morning” to browse the earliest departures from SYR to DEN. Taking off early means you’re 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.

Catch a Frontier Airlines flight from Hancock Intl. Airport (SYR) to Denver, and you’re most likely to arrive at Denver Intl. Airport (DEN). This is the airline’s primary hub in this city.

Fly from SYR to DEN with Frontier Airlines and enjoy a host of benefits starting with a rewarding loyalty program. When you book through Expedia as a Frontier Miles and One Key™ member, you can also earn OneKeyCash™* to use on select future travel purchases.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Depending on the type of ticket you purchased, a fee is typically charged if you cancel or change your flight more than 24 hours after it’s been confirmed. To find plane tickets with more flexibility, select our “Changes included” and “No cancel fee” boxes when you look for flights. For additional information on canceling or changing your reservation, go to “Trips,” select your flight and click on “Manage Booking.”