$108 Cheap United flights Sacramento (SMF) to Denver (DEN)

Make use of the “Price (lowest to highest)” filter on Expedia to search for cheap United Airlines return flights from $201 from SMF to DEN. Affordable one-way options from $108 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.

January is one of the cheapest months to fly to Denver with United Airlines. You could also find excellent prices on one-way and round-trip fares in November.

Start searching one to three months ahead of your departure date to find cheap fares on United Airlines flights from Sacramento Intl. Airport (SMF) 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 flights.*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.

Easily travel from Sacramento Intl. Airport (SMF) to Denver Intl. Airport (DEN) on one of United Airlines’s 29 weekly direct flights. Use Expedia’s “Nonstop” and “Airline” filters to find the United Airlines flight that’ll get you to DEN at your preferred time.

It takes around 2h 26m to fly nonstop from Sacramento Intl. Airport (SMF) to Denver Intl. Airport (DEN) with United Airlines.

Saturday has the most United Airlines flights from Sacramento Intl. Airport (SMF) to Denver Intl. Airport (DEN). With 5 daily departures, this is the best day of the week to book something that will work for your schedule.

The first flight from SMF to DEN with United Airlines leaves at 5:20AM UTC-8. You’ll land at 8:46AM UTC-7. The last United Airlines flight of the day leaves at 6:45PM UTC-8 and arrives at 10:11PM UTC-7. With approximately 20% fewer cancellations for morning departures, setting off early is typically the best option.**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 primary Denver hub for United Airlines flights from Sacramento Intl. Airport (SMF).

A rewarding loyalty program and the ability to collect points through United Mileage Plus are the start of the reasons to travel from SMF to DEN with United Airlines. Plus, when you sign up to our One Key™ program, you can receive OneKeyCash™* in addition to United Airlines’s loyalty program earnings. It’s yours to spend on future travel plans.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

United Airlines generally uses Boeing 737 MAX 8 planes for flights from Sacramento Intl. Airport (SMF) to Denver Intl. Airport (DEN). This carrier also operates the Boeing 737-900 on this route. Remember that aircraft type can change due to operational reasons, so the plane you board could be different on your travel date.

Depending on your ticket type, a fee typically applies if you modify or cancel your flight more than 24 hours after it has been confirmed. To find flexible plane tickets, select our “Changes included” or “No cancel fee” filter when you search for flights. For additional information on canceling or modifying your reservation, visit “Trips,” select your flight and click on “Manage Booking.”