The prices shown on this page were available within the last 20 days for the specified periods and should not be considered the final price offered. Please note that availability and prices are subject to change.

Cheapest time to fly from Seattle to Denver

If you’re planning to fly this route soon, keep in mind that the lowest fares are usually available at the end of November. Take advantage of this period to save on your flight tickets and make the most of your trip. Please note that prices may change after your search.

Filter by

week: 23 Nov - 29 Nov

Flights from just £82

£188

£98

£93

£82

£88

£123

£108

£94

£86

£106

NovemberDecemberJanuary

Flight Duration2 h and 49 mFlights between Seattle and Denver take, on average, 2 h and 49 m minutes, but the time can vary according to other factors

Cheapest flight£65Cheapest price for a flight between Seattle and Denver found by our customers in the last 72 hours

Origin airportSeattle-Tacoma International AirportWhen flying from Seattle to Denver

Destination airportDenver International AirportFor the route from Seattle to Denver

High seasonMarchAccording to search data from our customers, March is the busiest time to fly from Seattle to Denver

Airlines flying this routeFrontier Airlines, Alaska AirlinesAirline(s) with flights between Seattle to Denver

One-way average Price£101The average price for a flight Seattle - Denver at Opodo is £101, based on the price of last 6 months

Best time to bookMarchAccording to real data December is the most popular time to book a flight to Denver when departing from Seattle

Airlines that fly from Seattle to Denver

Alaska Airlines

500£

Exchange rate

1 GBP = 1.34 USD

1 USD = 0.75 GBP

Last checked on Sat 07/11

Distance: 1,020 mi

Seattle airports

Seattle-Tacoma International Airport (SEA)How far from city centre: 11 mi

Denver airports

Denver International Airport (DEN)How far from city centre: 19 mi

Book your Seattle to Denver flight

Search direct and connecting flights from Seattle to Denver (United States) with Opodo. When your results appear, sort them by timing or fare and book whichever option fits your plans best.

The cheapest fare booked on this route in recent days was £65, although the price you're shown will vary with your travel dates and departure times.

Flying non-stop from Seattle to Denver takes roughly 2 h and 45 m, whereas journeys with a layover will take longer.

Airports and airlines on the Seattle–Denver route

Plan your trip with confidence by checking the relevant airports and comparing the airlines that fly this route.

Departure airport: Seattle-Tacoma International Airport (SEA)
Arrival airport: Denver International Airport (DEN)

The weather in Denver

The best time to go may come down to the kind of weather you most enjoy. In Denver, temperatures average around 30ºC in the warmest months and roughly -8ºC in the coldest. Bear this in mind when deciding what to pack and planning time outdoors.

Highs: up to 32ºC
Lows: down to -8ºC
Hottest month: July
Coldest month: December
Driest month: December
Wettest month: July

Tips for cheaper flights from Seattle to Denver

A few ways to bring down the cost of your flight from Seattle to Denver:

Flexible dates: check fares across two or three departure days. Going a day earlier or later can make a real difference to what you pay.
Baggage allowance: see what's included in each fare before booking, so you're not stung by unexpected charges at the airport.
Airports on your route: double-check which airports you'll fly from and into, particularly if the city has more than one. It makes it easier to plan transfers and work out the full cost of getting around.

After a bigger saving? Book a Flight + Hotel package to combine the two in a single booking and unlock exclusive discounts on your stay in Denver. Adding car hire to the same booking can save you money too.

Frequently asked questions about flights from Seattle to Denver

On average, how much is the price of a flight from Seattle to Denver?

When you fly from Seattle to Denver the average price is £101. However, this price depends on many other factors such as seasonality or how far in advance the route has been booked.

How can I find cheap flights from Seattle to Denver at Opodo?

The cheapest price for a flight from Seattle to Denver is 65 £. At Opodo we use different machine learned based methodologies to find our costumers the best option available, considering airline combinations, stopovers and direct flights as well as different criteria for inbound and outbound journeys.

When is the best time to book a flight from Seattle to Denver?

The most popular months to book a flight from Seattle to Denver are December, January and February, based on the searches of our customers.

When is the best time to travel from Seattle to Denver?

The best time of the year to go to Denver when flying from Seattle depends on several preference factors like climate, seasonality and, of course, price. When it comes to popularity, February is the top 1º month to fly to Denver from Seattle in terms of searches from our customer, followed by March and September. If you prefer to avoid high peaks of turism, however, and escape a crowded period, October, April and November are the months with less volume of searchs for the route Seattle - Denver.

How long does the flight take to go from Seattle to Denver?

The total flight time between Seattle and Denver is of around 2 h and 49 m on average, considering an average distance of 1,019.72 mi, for both direct and indirect flights for the route (which may have 1 or more stops in other cities in between).

How is the weather in Denver compared to Seattle?

While in Seattle temperatures can reach an average of 18º ºC in summer, Denver can experience temperatures up to 22º ºC during the hot season. In winter, however, the weather shows around -1º ºC in Denver, compared to the 6º ºC average in Seattle.

Which airports have flights between Seattle and Denver?

The main airport route flying between Seattle and Denver is: Seattle-Tacoma International Airport (SEA) to Denver International Airport(DEN). This route is covered by the following airline(s):

Which are the airlines with flights from Seattle to Denver?

Airlines with direct flights departing from Seattle to Denver are:

Frontier Airlines.
Alaska Airlines.

Frontier Airlines

Alaska Airlines
Frontier Airlines

Plan your trip

Other popular routesPopular Flight Routes