$109 Cheap United flights Fayetteville (XNA) to Denver (DEN)

Set the "Price (lowest to highest)" filter on Expedia to search for cheap United Airlines round-trip flights from $179 from XNA to DEN. Affordable one-way tickets from $109 are available as well.**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.

Look for cheap United Airlines flights from Northwest Arkansas Regional Airport (XNA) to Denver Intl. Airport (DEN) one to three months before your departure. 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. Regardless of fare class and itinerary, the ideal day to book a domestic flight is generally 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.

The first United Airlines flight from XNA to DEN departs at 8:25AM UTC-6, landing at 9:51AM UTC-7. If you want to head off later in the day, the last United Airlines flight leaves XNA at 5:05PM UTC-6 and touches down at DEN at 6:15PM UTC-7. Flying early is often a wise choice as morning and mid-morning flights are 20% less likely to be canceled.**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.

Journey from XNA to DEN with United Airlines and you can look forward to a range of benefits starting with a rewarding loyalty program. When booking through Expedia as a United Mileage Plus and One Key™ member, you can also earn OneKeyCash™* to spend on select future travel purchases.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.