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Cheap Flights from Spokane International to Denver International

Compare Spokane International to Denver International flight deals

Find the cheapest month or even day of the year to fly to Denver International

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Flight deals from Spokane International to Denver International

Looking for a cheap last-minute deal or the best return flight from Spokane International to Denver International? Find the lowest prices on one-way and return tickets right here.
Denver.C$129 per passenger.Departing Sun., Oct. 19.One-way flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Spokane International on Sun., Oct. 19, arriving in Denver International.Price includes taxes and charges.From C$129, select.
Denver.C$162 per passenger.Departing Mon., Nov. 17.One-way flight with United.Outbound direct flight with United departs from Spokane International on Mon., Nov. 17, arriving in Denver International.Price includes taxes and charges.From C$162, select.
Denver.C$201 per passenger.Departing Thu., Mar. 12.One-way flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Spokane International on Thu., Mar. 12, arriving in Denver International.Price includes taxes and charges.From C$201, select.
Denver.C$211 per passenger.Departing Thu., Sep. 25.One-way flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Spokane International on Thu., Sep. 25, arriving in Denver International.Price includes taxes and charges.From C$211, select.
Denver.C$215 per passenger.Departing Fri., Jan. 30.One-way flight with Alaska Airlines.Outbound indirect flight with Alaska Airlines, departs from Spokane International on Fri., Jan. 30, arriving in Denver International.Price includes taxes and charges.From C$215, select.
Denver.C$231 per passenger.Departing Mon., Dec. 22.One-way flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from Spokane International on Mon., Dec. 22, arriving in Denver International.Price includes taxes and charges.From C$231, select.
Denver.C$251 per passenger.Departing Sat., Jan. 31.One-way flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from Spokane International on Sat., Jan. 31, arriving in Denver International.Price includes taxes and charges.From C$251, select.

Find the cheapest month to fly from Spokane International to Denver International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Spokane International to Denver International flights are currently cheapest in October.
Sep.
from C$211
Oct.
from C$129
Nov.
from C$162
Dec.
from C$231
Jan.
from C$215
Feb.
Find prices
Mar.
from C$201
Apr.
Find prices
May
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Jun.
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Jul.
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Aug.
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Direct flights from Spokane International to Denver International

Spokane International to Denver International: Alternative routes

Compare routes from Spokane International to Denver below. You may find an airport to fly into that's cheaper, faster, or easier than Denver International.

Spokane to Denver: Flight information

The things to know before you go.
Cheapest flight foundC$129
Cheapest month to flyOctober
Average flight time2 hrs, 20 mins
Most popular airlineSouthwest Airlines
Average flights per week49

Finding cheap flights from Spokane International to Denver International: Frequently asked questions

The best price we found for a return flight from Spokane International to Denver International is C$167. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
2 hours and 20 minutes is the average flight time from Spokane International to Denver International.
Southwest Airlines, United and SkyWest Airlines fly direct from Spokane International to Denver International.
As of September 2025, there are 49 flights per week flying from Spokane International to Denver International.
The cheapest month to fly from Spokane International to Denver International is usually October.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Spokane International Airport to Denver International Airport on Thursday, October 23, 2025.
Yes – the average flight time is 2 hours and 20 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Denver International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Denver is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Frontier Airlines offers the cheapest flight tickets to Denver International.

Traveling from Spokane International Airport (GEG) to Denver International Airport (DEN): what you need to know

  • 2 hours 18 minutes is the average length of a direct flight from Spokane International Airport to Denver International Airport. Denver is 1 hour ahead of Spokane and is in the UTC-6 timezone.

  • There are 43 flights from Spokane International Airport to Denver International Airport each week. Hop on the 05:00 flight if you want to set off as early as possible. If you'd prefer to get the most out of your day, the last flight from GEG to DEN is at 22:50.

  • If you're heading away during a public holiday or other peak period, allow for even more time. A good rule is two hours before domestic flights and up to four hours before international departures. Queues at security and check-in will be longer.

  • To break up your flight from Spokane International Airport to Denver International Airport, add a stopover to your trip. Simply uncheck 'Direct flights only' to find a destination that appeals to you. The most popular stopovers on the GEG - DEN route are:

    • Salt Lake City International Airport

    • Harry Reid Airport (formerly McCarran Airport)

    • Seattle-Tacoma International Airport

How to find the cheapest flights from Spokane International Airport (GEG) to Denver International Airport (DEN)

  • The best price we've found for a one-way ticket from Spokane International Airport to Denver International Airport is C$129. The cheapest price for a return flight is C$167. Remember that fares could change due to demand when booking.

  • Book 9 months before flying. After crunching the numbers on our calendar, this is how far you'll want to book ahead to secure cheap flight tickets from GEG to DEN.

  • May is the cheapest month for flight tickets from Spokane International Airport to Denver International Airport. If you prefer to fly during a different time of year, the 'Whole month' tool will give you the lowest prices for each month.

  • Set up a Price Alert for cheap flight tickets from GEG to DEN. There's no need to check every day to see whether fares have fallen. We'll update you as soon as there's a change in price.

  • Play around with filters to find the ideal trip for you. To see the 'Cheapest,' 'Best' or 'Fastest' flights from Spokane International Airport to Denver International Airport, use the 'Sort by' function. You can also filter by departure and arrival times, airline, and journey duration.

Handy information about Spokane International Airport (GEG)

  • Located around 10 kilometres from the center of Spokane, Spokane International Airport can be reached in approximately 13 minutes by car (depending on traffic). The journey on public transport takes roughly 1 hour and 7 minutes.

  • Want a relaxed start to your trip? Stay near GEG. Whether you're taking an early flight from Spokane International Airport to Denver International Airport or just don't want to be rushed, these hotels are perfect:

Arriving at Denver International Airport (DEN)

  • Get off your flight from Spokane International Airport to Denver International Airport and be snoozing in your hotel bed shortly after. If you're searching for a convenient option a short drive from DEN, unpack your bags at SpringHill Suites Denver Airport.

Getting from Denver International Airport (DEN) to central Denver

  • Denver International Airport is approximately 40 kilometres from central Denver. With your own car rental or in a cab, the drive is about 34 minutes.

  • It'll take around 1 hour and 31 minutes if you're traveling by public transport.

When to fly to Denver International Airport (DEN)

  • It's time to choose your trip dates for your flight from Spokane International Airport to Denver International Airport. July is the busiest month to visit Denver. If you want a more low-key vibe, go in April.

  • Book your flight from Spokane International Airport to Denver International Airport for July if you'd like to go to Denver during its warmest month. You can expect temperatures of between 14ºC and 32ºC.

  • If you want to travel in cooler conditions, look for a cheap ticket from GEG to DEN in January. Temperatures average between -9ºC and 7ºC then.

More about Denver

Complete your Denver trip with hotels and a car rental

  • You've booked your cheap ticket to Denver International Airport — next on the list is finding a place to stay, and perhaps even your own set of wheels. We've compared prices across hundreds of companies to bring you the best hotels and car rental deals in Denver.

Plan the rest of your trip from Spokane to Denver

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.