224 € Cheap Flights from Colorado Springs Peterson Field to Seattle

Compare Colorado Springs Peterson Field to Seattle flight deals

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Flight deals from Colorado Springs Peterson Field to Seattle

Looking for a cheap last-minute deal or the best return flight from Colorado Springs Peterson Field Airport to Seattle? If you want to travel next month, return fares start from 224 €. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Colorado Springs Peterson Field to Seattle

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Colorado Springs Peterson Field to Seattle flights are currently cheapest in August.

Alternative Colorado Springs Peterson Field to Seattle routes

Looking for the cheapest, fastest or easiest route from Colorado Springs Peterson Field to Seattle? You could fly into the following airports instead.

Colorado Springs to Seattle: Flight information

The things to know before you go.
Cheapest flight found224 €
Cheapest month to flyAugust

Finding cheap flights from Colorado Springs Peterson Field to Seattle: Frequently asked questions

There are 4 airports in Seattle: Seattle Lake Union SPB, Seattle Boeing Fld, Seattle / Tacoma International, and Paine Field.
The best price we found for a return flight from Colorado Springs Peterson Field to Seattle is 224 €. 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.
Currently, there are no airlines that fly direct from Colorado Springs Peterson Field to Seattle. But we found flights with one or more stops from 224 €.
As of July 2026, there are no flights flying from Colorado Springs Peterson Field to Seattle.
The cheapest month to fly from Colorado Springs Peterson Field to Seattle is usually August.
If you're flying from Colorado Springs Peterson Field Airport, the cheapest airport near Seattle is Seattle / Tacoma International – which is 19.5 km away from the centre of Seattle. We've found flights into this airport from 224 €.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Colorado Springs Peterson Field Airport to Seattle on Saturday, 15 August 2026.
No airlines currently offer direct flights between Colorado Springs Peterson Field Airport and Seattle. Most routes have one or more stops.
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 Seattle 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 Seattle is around 40 days in advance, so don’t leave your flight to the last minute.

In July, the average temperature is usually around 17°C. August is typically the warmest month in Seattle, when it usually averages around 23°C. You can expect the least rain in July. The coldest month is December, with temperatures averaging 0°C. The rainiest month is November.
Currently, Southwest Airlines offers the cheapest flight tickets to Seattle.

Flying from Colorado Springs Airport (COS) to Seattle: what you need to know

  • The timezone in Seattle is UTC-8. The city is one hour behind Colorado Springs, where Colorado Springs Airport is located.

  • For a smooth journey, turn up at the airport two hours ahead of international flights and an hour before domestic departures. This leaves you with plenty of time to catch your COS to Seattle flight.

  • You'll likely experience longer lines in popular months such as July. Arriving up to four hours in advance for an international flight and two hours for a domestic departure is a good idea.

  • COS is around 11 kilometres from central Colorado Springs. If you're ride-sharing, driving or catching a taxi from the centre, it'll take 15 minutes or so to get there, depending on traffic conditions. If you're taking public transport, expect the trip time to be around 45 minutes.

  • Want a leisurely start to your holiday? Stay near COS. Whether you have an early flight from Colorado Springs Airport to Seattle or just don't want to be rushed, these hotels have you covered:

  • Colorado Springs Airport earns top marks for its on-time performance. 81% of flights that take off from COS arrive at their destination on time.

  • You'll find COS at 7770 Milton E. Proby Parkway.

How to find the cheapest flights from Colorado Springs Airport (COS) to Seattle

  • The best price we've found for a one-way Colorado Springs Airport to Seattle flight is 112 €. The cheapest price for a return flight is 224 €. Keep in mind fares can change due to demand at the time of booking.

  • Don't leave things to the last moment. You're more likely to find cheap flights from COS to Seattle if you book early. Airlines often offer some great early bird deals.

  • The 'Whole month' search tool will show you the cheapest tickets from Colorado Springs Airport to Seattle throughout the entire month. It's a great way to snap up a bargain if your travel plans are flexible.

  • There's no need to check every day to find out if fares have dropped when you set up a Price Alert. We'll let you know when there's an extra saving on cheap flights from COS to Seattle.

  • Tailor your flights with filters. Select your arrival and departure times, total journey duration and airlines. You can also sort your results by 'Cheapest,' 'Fastest' or 'Best' flights from Colorado Springs Airport to Seattle.

Airports in Seattle

Seattle-Tacoma International Airport (SEA)

  • The distance from Seattle-Tacoma International Airport (SEA) to central Seattle is roughly 23 kilometres. It takes around 25 minutes to reach the centre driving.

  • Getting to the centre on public transport takes around 35 minutes.

  • The last thing you want is a lengthy journey to your hotel if you're arriving on a late flight from Colorado Springs Airport to Seattle. Book one of these accommodation options near SEA instead:

  • Reserving your ride from Seattle-Tacoma International Airport around one week in advance of your flight from COS to Seattle can help you secure the lowest rate.

Seattle Paine Field International Airport (PAE)

  • Central Seattle is around 40 kilometres from Seattle Paine Field International Airport (PAE). After your flight from Colorado Springs Airport to Seattle has touched down and you've made your way out of the airport, expect a drive of about 40 minutes.

  • If you're travelling on public transport, it'll take about 1 hour 30 minutes.

  • After stepping off your COS to Seattle flight, settle in at a hotel close to PAE. These are some great accommodation options that'll help you sink into relaxation mode:

  • Save time at the rental desk by having everything prearranged. Reserve your ride from PAE in advance so you can simply pick up the keys and get on your way.

King County International Airport (BFI)

  • Make tracks for the city centre after your flight from Colorado Springs Airport to Seattle has landed. Central Seattle is about 11 kilometres from King County International Airport (BFI) and takes roughly 20 minutes to reach by car.

  • If you go by public transport, the journey time is around 35 minutes.

  • Find a hotel near BFI and go from landing to lounging in your room in a flash. Whether you have a late COS to Seattle flight or just want to keep your travel plans simple, these stays are all about convenience:

  • If you'd like a specific model or make, booking early gives you a better shot at snagging what you want. Book your ride from BFI at least a few weeks ahead of your flight from Colorado Springs Airport to Seattle.

Best time to go to Seattle

  • It's time to pick your trip dates for your flight from Colorado Springs Airport to Seattle. July is the busiest month to travel to Seattle. If you want a more relaxed atmosphere, go in December.

  • When booking your Colorado Springs Airport to Seattle plane ticket, think about the kind of weather forecast you're hoping for. August is the warmest month in Seattle, with temperatures ranging from 12ºC (54ºF) to 28ºC (82ºF).

  • For cooler conditions, search for a cheap ticket from COS to Seattle in February when temperatures average between -1ºC (30ºF) and 11ºC (52ºF).

More about Seattle

  • After booking your flight from Colorado Springs Airport to Seattle, find a hotel that keeps you close to what you want to see. Make one of these accommodation options your base for exploring Seattle:

  • Every great adventure has to include some sightseeing. Pike Place Market, Space Needle and Seattle Skyline are must-visits when exploring Seattle.

Explore more of the United States

  • Seattle has plenty going for it, but there are so many other corners of the United States just waiting to be explored. Around 241 kilometres south of Seattle, a visit to Portland will keep you on the move. Start with attractions like Portland Japanese Garden, Peninsula Park Rose Garden and Beyond Van Gogh Portland.

  • If you're ready to explore another great destination in the United States, head for Spokane, about 370 kilometres east of Seattle. Riverside State Park, Spokane Falls (Upper Falls) and Cathedral of Our Lady of Lourdes are among its highlights.

Prices shown on this page are estimated lowest prices only. Found in the last 12 days.