$108+ Cheap flights from Colorado Springs to Seattle (COS - SEA)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/1. Fares are subject to change and may not be available on all flights or dates of travel.
COS — SEA
Jul 12 — Jul 191
Round-trip
1 adult, Economy
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Find cheap flights from Colorado Springs to Seattle with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Colorado Springs to Seattle
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Cheapest flights from Colorado Springs to SeattleExplore the most affordable flight options available from Colorado Springs to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2026.
Explore the most affordable flight options available from Colorado Springs to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2026.
This Southwest deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/45:20 pm
COS
- SEA
1 stop7h 05m
Southwest
Wed 8/1211:40 am
SEA
- COS
1 stop7h 15m
Southwest
Deal found 6/10![Southwest logo]()
$215
This Delta deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/46:16 pm
COS
- SEA
1 stop4h 49m
Delta
Wed 8/1212:36 pm
SEA
- COS
2 stops8h 52m
Delta
Deal found 6/8![Delta logo]()
$220
This Southwest deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/103:05 pm
COS
- SEA
2 stops8h 15m
Southwest
Tue 11/1711:30 am
SEA
- COS
2 stops8h 10m
Southwest
Deal found 6/10![Southwest logo]()
$226
This Southwest deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/246:45 pm
COS
- SEA
1 stop6h 35m
Southwest
Tue 9/2911:40 am
SEA
- COS
1 stop7h 15m
Southwest
Deal found 6/11![Southwest logo]()
$235
This Southwest deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/255:20 pm
COS
- SEA
1 stop7h 05m
Southwest
Sat 8/295:30 am
SEA
- COS
1 stop5h 40m
Southwest
Deal found 6/8![Southwest logo]()
$236
This Delta deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/125:55 pm
COS
- SEA
1 stop5h 21m
Delta
Wed 9/2312:36 pm
SEA
- COS
2 stops9h 18m
Delta
Deal found 6/8![Delta logo]()
$240
This Southwest deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/205:10 pm
COS
- SEA
1 stop8h 30m
Southwest
Wed 8/267:10 am
SEA
- COS
1 stop7h 30m
Southwest
Deal found 6/11![Southwest logo]()
$251
Best flights from Colorado Springs to SeattleDiscover carefully curated flight deals from Colorado Springs to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 12, 2026.
Discover carefully curated flight deals from Colorado Springs to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 12, 2026.
This Southwest deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/106:35 am
COS
- SEA
1 stop6h 30m
Southwest
Tue 11/175:45 am
SEA
- COS
1 stop6h 10m
Southwest
Deal found 6/10![Southwest logo]()
$215
This Delta deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/125:55 pm
COS
- SEA
1 stop5h 21m
Delta
Wed 9/2312:36 pm
SEA
- COS
2 stops9h 18m
Delta
Deal found 6/11![Delta logo]()
$240
This United Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/197:00 am
COS
- SEA
2 stops10h 04m
United Airlines
Wed 9/235:00 am
SEA
- COS
1 stop7h 17m
United Airlines
Deal found 6/11![United Airlines logo]()
$302
This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/46:16 pm
COS
- SEA
1 stop4h 49m
Delta
Wed 8/1212:36 pm
SEA
- COS
2 stops8h 52m
Delta
Deal found 6/10![Delta logo]()
$272
This Southwest deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/15:20 pm
COS
- SEA
1 stop7h 05m
Southwest
Sun 9/135:20 am
SEA
- COS
1 stop9h 50m
Southwest
Deal found 6/8![Southwest logo]()
$296
This Southwest deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/77:05 pm
COS
- SEA
1 stop6h 30m
Southwest
Wed 7/154:35 pm
SEA
- COS
1 stop6h 15m
Southwest
Deal found 6/8![Southwest logo]()
$346
This Southwest deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/41:15 pm
COS
- SEA
2 stops9h 00m
Southwest
Wed 8/126:25 am
SEA
- COS
2 stops8h 15m
Southwest
Deal found 6/7![Southwest logo]()
$355
Last-minute flights from Colorado Springs to SeattleDiscover last-minute flight deals from Colorado Springs to Seattle. Data last updated June 12, 2026 and is based on user searches.
Discover last-minute flight deals from Colorado Springs to Seattle. Data last updated June 12, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/37:55 pm
COS
- SEA
1 stop5h 55m
Southwest
Wed 7/811:05 pm
SEA
- COS
1 stop13h 55m
Southwest
Deal found 6/10![Southwest logo]()
$369
This Southwest deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/43:05 pm
COS
- SEA
1 stop6h 05m
Southwest
Mon 7/65:00 am
SEA
- COS
2 stops10h 20m
Southwest
Deal found 6/9![Southwest logo]()
$360
This Southwest deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/77:05 pm
COS
- SEA
1 stop6h 30m
Southwest
Wed 7/154:35 pm
SEA
- COS
1 stop6h 15m
Southwest
Deal found 6/8![Southwest logo]()
$346
This Southwest deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/87:55 pm
COS
- SEA
1 stop5h 50m
Southwest
Wed 7/152:00 pm
SEA
- COS
1 stop8h 00m
Southwest
Deal found 6/8![Southwest logo]()
$325
This Southwest deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/187:55 pm
COS
- SEA
1 stop6h 20m
Southwest
Thu 7/235:35 pm
SEA
- COS
1 stop6h 45m
Southwest
Deal found 6/9![Southwest logo]()
$345
This Southwest deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/239:05 pm
COS
- SEA
1 stop5h 40m
Southwest
Fri 7/315:35 pm
SEA
- COS
1 stop6h 45m
Southwest
Deal found 6/11![Southwest logo]()
$366
This Southwest deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/257:55 pm
COS
- SEA
1 stop6h 20m
Southwest
Tue 8/49:25 am
SEA
- COS
2 stops8h 45m
Southwest
Deal found 6/7![Southwest logo]()
$330
This Southwest deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/295:10 pm
COS
- SEA
2 stops7h 05m
Southwest
Mon 8/36:30 am
SEA
- COS
1 stop11h 50m
Southwest
Deal found 6/12![Southwest logo]()
$356
One-way flights from Colorado Springs to SeattleSearch for one-way flight options from Colorado Springs to Seattle. Find affordable one-way fares based on user searches. Data last updated June 12, 2026.
Search for one-way flight options from Colorado Springs to Seattle. Find affordable one-way fares based on user searches. Data last updated June 12, 2026.
This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/16:16 pm
COS
- SEA
1 stop4h 49m
Delta
Deal found 6/10![Delta logo]()
$108
This United Airlines deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/111:30 am
COS
- SEA
2 stops7h 59m
United Airlines
Deal found 6/9![United Airlines logo]()
$113
This Southwest deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/43:30 pm
COS
- SEA
1 stop8h 45m
Southwest
Deal found 6/10![Southwest logo]()
$136
This Delta deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/136:16 pm
COS
- SEA
1 stop6h 43m
Delta
Deal found 6/8![Delta logo]()
$143
This Delta deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/188:10 am
COS
- SEA
2 stops9h 27m
Delta
Deal found 6/8![Delta logo]()
$148
This United Airlines deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2610:27 am
COS
- SEA
2 stops9h 17m
United Airlines
Deal found 6/12![United Airlines logo]()
$154
This Delta deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/256:16 pm
COS
- SEA
1 stop4h 44m
Delta
Deal found 6/8![Delta logo]()
$163
This Southwest deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/111:15 pm
COS
- SEA
2 stops9h 00m
Southwest
Deal found 6/10![Southwest logo]()
$168
This Southwest deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/207:55 pm
COS
- SEA
1 stop6h 00m
Southwest
Deal found 6/11![Southwest logo]()
$183
This Southwest deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/67:45 pm
COS
- SEA
1 stop6h 10m
Southwest
Deal found 6/10![Southwest logo]()
$184
Find flight deals from Colorado Springs to Seattle
Discover tips and strategies to find the most affordable flight options for your journey from Colorado Springs (COS) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $215 (Southwest) |
One-way from | $108 (Delta) |
Popular in | June |
Cheapest in | January |
Average price | $502 |
Cheapflights Fare Finder
Customize your flight search to find flights from Colorado Springs to Seattle that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2026.
Use the filters below to find and compare flights from Colorado Springs to Seattle that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
Colorado SpringsSeattle
COS - SEA
COSSEA
Colorado Springs
Tue 11/10
6:35 am-12:05 pm
1 stop6h 30m
Seattle/Tacoma Intl
Tue 11/17
5:45 am-12:55 pm
1 stop6h 10m
$215
Colorado SpringsSeattle
COS - SEA
COSSEA
Colorado Springs
Sat 9/12
5:55 pm-10:16 pm
1 stop5h 21m
Seattle/Tacoma Intl
Wed 9/23
12:36 pm-10:54 pm
2 stops9h 18m
$240
Colorado SpringsSeattle
COS - SEA
COSSEA
Colorado Springs
Tue 8/4
6:16 pm-10:05 pm
1 stop4h 49m
Seattle/Tacoma Intl
Wed 8/12
12:36 pm-10:28 pm
2 stops8h 52m
$272
Colorado SpringsSeattle
COS - SEA
COSSEA
Colorado Springs
Tue 9/1
5:20 pm-11:25 pm
1 stop7h 05m
Seattle/Tacoma Intl
Sun 9/13
5:20 am-4:10 pm
1 stop9h 50m
$296
Colorado SpringsSeattle
COS - SEA
COSSEA
Colorado Springs
Sat 9/19
7:00 am-4:04 pm
2 stops10h 04m
Seattle/Tacoma Intl
Wed 9/23
5:00 am-1:17 pm
1 stop7h 17m
$302
Colorado SpringsSeattle
COS - SEA
COSSEA
Colorado Springs
Tue 7/7
7:05 pm-12:35 am
1 stop6h 30m
Seattle/Tacoma Intl
Wed 7/15
4:35 pm-11:50 pm
1 stop6h 15m
$346
Colorado SpringsSeattle
COS - SEA
COSSEA
Colorado Springs
Tue 8/4
1:15 pm-9:15 pm
2 stops9h 00m
Seattle/Tacoma Intl
Wed 8/12
6:25 am-3:40 pm
2 stops8h 15m
$355
Cheapest one-way
Colorado SpringsSeattle
COS - SEA
COSSEA
Colorado Springs
Wed 9/16
6:14 pm-10:05 pm
1 stop4h 51m
$108
Quickest one-way
Colorado SpringsSeattle
COS - SEA
COSSEA
Colorado Springs
Tue 9/1
6:16 pm-10:05 pm
1 stop4h 49m
$108
Colorado SpringsSeattle
COS - SEA
COSSEA
Colorado Springs
Tue 9/1
10:27 am-6:29 pm
2 stops9h 02m
$113
Showing 1-10 of 15 resultsSorted by cheapest first
Compare providers for flights from Colorado Springs to Seattle
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Colorado Springs to Seattle in June.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Colorado Springs-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Colorado Springs-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Colorado Springs-Seattle flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Colorado Springs-Seattle flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Colorado Springs-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Colorado Springs to Seattle
Have a flexible travel schedule? Discover the best time to fly to Seattle from Colorado Springs with our price prediction graph.
COS-SEA
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Colorado Springs to Seattle
How far ahead should I book a flight from Colorado Springs to Seattle?
The price you pay for your flight from Colorado Springs to Seattle may vary depending on when you book. For the best chance of a lower fare, look to book 59 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Colorado Springs to Seattle?
Currently, January is the cheapest month in which you can book a flight from Colorado Springs to Seattle (average of $224). Flying from Colorado Springs to Seattle in June is currently the most expensive (average of $502). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
How much does it cost to fly round-trip from Colorado Springs to Seattle?
Reviews of airlines servicing Seattle
Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated June 12, 2026.
Peruse reviews from past customers who have flown with Southwest,Delta, andUnited Airlines from Colorado Springs to Seattle to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.5
Crew
8.6
Comfort
8.0
Food
7.0
Overall
7.9
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Entertainment
7.5
Crew
8.6
Comfort
8.0
Food
7.0
Overall
7.9
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Entertainment
7.5
Crew
8.6
Comfort
8.0
Food
7.0
Overall
7.9
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Entertainment
7.5
Crew
8.6
Comfort
8.0
Food
7.0
Overall
7.9
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Related info for your journey
Find useful and relevant information for your journey from Colorado Springs to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Seattle?
Book flights to Seattle if you plan to visit one of these locationsSeaTac
Tacoma
Lacey
Ocean Shores
Leavenworth
Olympia
Edmonds
Snoqualmie
Tumwater
Tukwila
Puyallup
Kent
Lynnwood
Renton
Ellensburg
Fife
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Issaquah
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Shoreline
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Colorado Springs and Seattle flights
Browse other Colorado Springs and Seattle flight options. Last updated on June 12, 2026.
Other flights from Colorado Springs
Browse through other flights departing from Colorado Springs. Flights are based on user searches made on Cheapflights and were last updated on June 12, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to Seattle
Explore flights to Seattle departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on June 12, 2026.
Top 3 airlines flying from Colorado Springs to Seattle
Discover the top 3 airlines that operate flights from Colorado Springs to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$137 | Average$299 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$162 | Average$387 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$217 | Average$366 | FlexibilityNo cancel fee | On-time69% |