$99 Cheap United flights Spokane (GEG) to Denver (DEN)

Scoring cheap one-way United Airlines flights from GEG to DEN from $99 on Expedia is a cinch — just filter by “Price (lowest to highest).” Or check out our affordable return fares from $173 for your next exciting adventure.**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.

United Airlines flights to Denver are usually cheaper in the off-peak months of January and November. Whether you’re after a return or one-way ticket, you could score a better deal then.

Look for cheap United Airlines flights from Spokane Intl. Airport (GEG) to Denver Intl. Airport (DEN) one to three months ahead of 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 journey, the best day of the week to book a domestic flight is generally Sunday and the most expensive day is typically Monday. Passengers who book on a Sunday can save 6% on average compared to those who book 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.

Jet off on one of United Airlines’s 19 weekly direct flights from Spokane Intl. Airport (GEG) to Denver Intl. Airport (DEN). To see what’s available, enter your origin, dates and destination and hit search. Then select the “Nonstop” and “Airline” filters.

On average, it takes 2h 25m to travel nonstop from Spokane Intl. Airport (GEG) to Denver Intl. Airport (DEN) with United Airlines.

If you’re looking for flexibility, Thursday offers the most choice for United Airlines flights from Spokane Intl. Airport (GEG) to Denver Intl. Airport (DEN). You can pick from 3 different departures.

Jetting off from GEG at 5:05AM UTC-8, the earliest United Airlines flight to DEN arrives at 8:33AM UTC-7. Flying earlier in the day means you’ll be less likely to encounter cancellations or delays.* Prefer a later start? The last United Airlines flight from GEG to DEN departs at 3:55PM UTC-8 and touches down at 7:33PM UTC-7.*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 United Airlines flight from Spokane Intl. Airport (GEG) to Denver, and you’re most likely to land at Denver Intl. Airport (DEN). This is the airline’s primary hub in this destination.

Offering a rewarding loyalty program, United Airlines is a popular choice for many passengers departing from GEG to DEN. Plus, as a United Mileage Plus and One Key™ member booking through Expedia, you can earn OneKeyCash™* on eligible flights on top of your airline miles.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

United Airlines typically flies Boeing 737-800 planes for flights from Spokane Intl. Airport (GEG) to Denver Intl. Airport (DEN). This airline also operates the Embraer 175 on this route. Keep in mind that aircraft type can change depending on operational reasons, so the plane you catch could be different on your travel date.

Depending on the ticket type you purchased, a fee typically applies if you cancel or change your flight more than 24 hours after confirmation. To find flexible plane tickets, select our “Changes included” or “No cancel fee” filter when you look for flights. For more information on canceling or modifying your reservation, head to “Trips,” select your flight and click on “Manage Booking.”