Cheap flights from Colorado Springs to Seattle from $80
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Colorado Springs to Seattle departing on 8/26. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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How to get the cheapest flight ticket from Colorado Springs to Seattle
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Seattle?
In general, January is the cheapest month to fly from Colorado Springs to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $206. If you don’t want to visit Seattle in January, then you should wait until February to fly from Colorado Springs, when ticket prices are also cheap, with an average price of $309.
What is the cheapest day to depart on your flight to Seattle?
On average, the least expensive day to fly to Seattle from Colorado Springs is on a Friday. momondo users have found tickets for Friday departures for as low as $279. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Sunday is the most expensive day to depart from Colorado Springs because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $433.
What is the cheapest time of day to depart on your flight to Seattle?
Flying to Seattle from Colorado Springs in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $255 when looking at flights departing in the afternoon. Flights to Seattle are more costly in the morning, with an average ticket price of $360. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.
How far in advance should I book a flight to Seattle?
You are more likely to see cheaper flights to Seattle from Colorado Springs when booking 17 weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $381 when searching 17 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Colorado Springs for as low as $301 on momondo.
What is the cheapest airline that flies from Colorado Springs to Seattle/Tacoma Intl?
Southwest, Delta, and United Airlines are the most popular carriers operating from Colorado Springs to Seattle/Tacoma Intl
What airlines fly to Seattle?
Frontier, Alaska Airlines and Delta are the top three most popular airlines that fly to Seattle from Colorado Springs according to our data. Frontier is the first choice among our users, with 40% of people opting to fly with this airline when traveling to Seattle. Keep in mind that there are 7 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.
When to book flights from Colorado Springs to Seattle
Cheap Colorado Springs to Seattle (COS to SEA) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Colorado Springs to Seattle
How far is Colorado Springs to Seattle/Tacoma Intl by plane?
Seattle/Tacoma Intl is 1065.8 mi away from Colorado Springs. Flights usually cover this in 5h 00m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Colorado Springs Airport to Seattle/Tacoma Intl Airport?
Prices for flights from Colorado Springs Airport to Seattle/Tacoma Intl Airport refresh daily.
How many operators does momondo search for flights from Colorado Springs Airport to Seattle/Tacoma Intl Airport?
There are 4 operators available for flights from Colorado Springs Airport to Seattle/Tacoma Intl Airport as of June 2025.
How old do you have to be to fly from Colorado Springs Airport to Seattle/Tacoma Intl Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Colorado Springs Airport to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The travel and health documents you'll need for your trip to Seattle/Tacoma Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Colorado Springs to Seattle?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Colorado Springs to Seattle is United Airlines (73% of total bookings). The next most popular airlines are Southwest (14%), American Airlines (9%), and Delta (4%).
Best airlines flying from Colorado Springs to Seattle
Compare and see reviews for airlines that fly from Colorado Springs to Seattle with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $206 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $226 | Free Cancellation | Rating 8.0 7,946 reviews | |||
| PriceFrom $245 | Free Cancellation | Rating 7.4 8,790 reviews | |||
| PriceFrom $246 | Free Cancellation | Rating 8.0 4,287 reviews |
Traveling to a place near Seattle?
Book flights to Seattle if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Colorado Springs to Seattle?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Seattle from Colorado Springs.
Can I find flights from Colorado Springs to Seattle with flexible booking policies on momondo?
momondo does allow users to show only those flights to Seattle from Colorado Springs which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from Colorado Springs to Seattle?
Once all potential Colorado Springs to Seattle flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from Colorado Springs to Seattle right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Colorado Springs to Seattle now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Seattle and let you know when they change.