$368+ Cheap flights from Columbia, MO to Seattle (COU - SEA)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/19. Fares are subject to change and may not be available on all flights or dates of travel.
COU — SEA
Nov 18 — Nov 251
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Columbia 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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
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 Columbia to Seattle
Cheapest
Best
Last-minute
One-way
Cheapest flights from Columbia to SeattleExplore the most affordable flight options available from Columbia to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 19, 2026.
Explore the most affordable flight options available from Columbia to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 19, 2026.
This American Airlines deal was found by Cheapflights users on 10/18. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/196:26 am -
1 stop9h 59m
Sun 11/2212:55 am -
1 stop8h 40m
Deal found 10/18![American Airlines logo]()
$368
This United Airlines deal was found by Cheapflights users on 10/17. 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 12/159:00 am -
1 stop6h 49m
Tue 2/98:30 am -
2 stops13h 00m
Deal found 10/17![United Airlines logo]()
$374
This United Airlines deal was found by Cheapflights users on 10/17. 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 12/1211:25 am -
2 stops11h 56m
Tue 2/97:00 am -
2 stops11h 30m
Deal found 10/17![United Airlines logo]()
$379
This United Airlines deal was found by Cheapflights users on 10/14. 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 12/128:00 am -
1 stop10h 18m
Mon 12/147:00 am -
2 stops12h 23m
Deal found 10/14![United Airlines logo]()
$383
This American Airlines deal was found by Cheapflights users on 10/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/76:26 pm -
1 stop8h 09m
Mon 11/96:14 am -
1 stop9h 38m
Deal found 10/14![American Airlines logo]()
$388
This United Airlines deal was found by Cheapflights users on 10/14. 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 11/78:00 am -
1 stop9h 32m
Mon 11/96:00 am -
2 stops12h 41m
Deal found 10/14![United Airlines logo]()
$437
This American Airlines deal was found by Cheapflights users on 10/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/306:25 pm -
1 stop8h 11m
Wed 11/46:14 am -
1 stop9h 38m
Deal found 10/15![American Airlines logo]()
$438
This United Airlines deal was found by Cheapflights users on 10/14. 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.
Fri 10/308:00 am -
1 stop9h 32m
Tue 11/36:00 am -
2 stops12h 41m
Deal found 10/14![United Airlines logo]()
$444
This American Airlines deal was found by Cheapflights users on 10/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/186:26 pm -
1 stop8h 09m
Sat 11/2112:55 am -
1 stop8h 40m
Deal found 10/16![American Airlines logo]()
$448
Best flights from Columbia to SeattleDiscover carefully curated flight deals from Columbia to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 19, 2026.
Discover carefully curated flight deals from Columbia to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 19, 2026.
This United Airlines deal was found by Cheapflights users on 10/17. 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 1/163:12 pm -
1 stop9h 33m
Tue 2/910:21 am -
2 stops11h 09m
Deal found 10/17![United Airlines logo]()
$374
This American Airlines deal was found by Cheapflights users on 10/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2610:36 am -
1 stop7h 23m
Mon 11/3011:36 pm -
1 stop8h 28m
Deal found 10/16![American Airlines logo]()
$448
This United Airlines deal was found by Cheapflights users on 10/17. 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 1/1211:36 am -
1 stop10h 02m
Tue 2/910:21 am -
2 stops11h 09m
Deal found 10/17![United Airlines logo]()
$374
This United Airlines deal was found by Cheapflights users on 10/17. 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 12/159:00 am -
1 stop6h 49m
Tue 2/98:30 am -
2 stops13h 00m
Deal found 10/17![United Airlines logo]()
$374
This American Airlines deal was found by Cheapflights users on 10/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/306:39 am -
1 stop10h 13m
Tue 11/35:10 am -
1 stop9h 31m
Deal found 10/14![American Airlines logo]()
$458
This United Airlines deal was found by Cheapflights users on 10/17. 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 1/911:36 am -
2 stops12h 23m
Tue 2/97:00 am -
2 stops11h 30m
Deal found 10/17![United Airlines logo]()
$379
This United Airlines deal was found by Cheapflights users on 10/17. 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 12/1211:25 am -
2 stops11h 56m
Tue 2/97:00 am -
2 stops11h 30m
Deal found 10/17![United Airlines logo]()
$379
This United Airlines deal was found by Cheapflights users on 10/14. 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 12/128:00 am -
1 stop10h 18m
Mon 12/147:00 am -
2 stops12h 23m
Deal found 10/14![United Airlines logo]()
$383
This United Airlines deal was found by Cheapflights users on 10/14. 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 11/78:00 am -
1 stop9h 32m
Mon 11/96:00 am -
2 stops12h 41m
Deal found 10/14![United Airlines logo]()
$437
This United Airlines deal was found by Cheapflights users on 10/14. 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.
Fri 10/308:00 am -
2 stops10h 27m
Tue 11/310:40 am -
2 stops10h 18m
Deal found 10/14![United Airlines logo]()
$449
Last-minute flights from Columbia to SeattleDiscover last-minute flight deals from Columbia to Seattle. Data last updated October 19, 2026 and is based on user searches.
Discover last-minute flight deals from Columbia to Seattle. Data last updated October 19, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 10/16. 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.
Wed 10/216:15 am -
1 stop7h 12m
Tue 11/37:00 am -
2 stops13h 58m
Deal found 10/16![United Airlines logo]()
$508
This American Airlines deal was found by Cheapflights users on 10/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/306:25 pm -
1 stop8h 11m
Wed 11/46:14 am -
1 stop9h 38m
Deal found 10/15![American Airlines logo]()
$438
This United Airlines deal was found by Cheapflights users on 10/14. 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.
Fri 10/308:00 am -
1 stop9h 32m
Tue 11/36:00 am -
2 stops12h 41m
Deal found 10/14![United Airlines logo]()
$444
This American Airlines deal was found by Cheapflights users on 10/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/306:39 am -
1 stop10h 13m
Tue 11/35:10 am -
1 stop9h 31m
Deal found 10/14![American Airlines logo]()
$458
This United Airlines deal was found by Cheapflights users on 10/15. 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.
Fri 10/308:00 am -
1 stop9h 32m
Wed 11/46:00 am -
2 stops12h 41m
Deal found 10/15![United Airlines logo]()
$474
This American Airlines deal was found by Cheapflights users on 10/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/76:26 pm -
1 stop8h 09m
Mon 11/96:14 am -
1 stop9h 38m
Deal found 10/14![American Airlines logo]()
$388
This United Airlines deal was found by Cheapflights users on 10/14. 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 11/78:00 am -
1 stop9h 32m
Mon 11/96:00 am -
2 stops12h 41m
Deal found 10/14![United Airlines logo]()
$437
This American Airlines deal was found by Cheapflights users on 10/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/186:26 pm -
1 stop8h 09m
Sat 11/2112:55 am -
1 stop8h 40m
Deal found 10/16![American Airlines logo]()
$448
This American Airlines deal was found by Cheapflights users on 10/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/196:26 am -
1 stop9h 59m
Mon 11/235:10 am -
1 stop9h 28m
Deal found 10/15![American Airlines logo]()
$368
One-way flights from Columbia to SeattleSearch for one-way flight options from Columbia to Seattle. Find affordable one-way fares based on user searches. Data last updated October 19, 2026.
Search for one-way flight options from Columbia to Seattle. Find affordable one-way fares based on user searches. Data last updated October 19, 2026.
This United Airlines deal was found by Cheapflights users on 10/14. 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 11/79:01 am -
1 stop6h 54m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/14![United Airlines logo]()
$373
Find flight deals from Columbia to Seattle
Discover tips and strategies to find the most affordable flight options for your journey from Columbia (COU) 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 October 19, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $368 (American Airlines) |
Popular in | November |
Cheapest in | May |
Average price | $418 |
Cheapflights Fare Finder
Customize your flight search to find flights from Columbia 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 7,457,451 searches. Data last updated October 19, 2026.
Use the filters below to find and compare flights from Columbia to Seattle that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
ColumbiaSeattle
COU Columbia Regional - SEA Seattle/Tacoma Intl
COUSEA
Columbia Regional
Sat 11/7
9:01 am-1:55 pm
1 stop6h 54m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$373
ColumbiaSeattle
COU Columbia Regional - SEA Seattle/Tacoma Intl
COUSEA
Columbia Regional
Sat 1/16
3:12 pm-10:45 pm
1 stop9h 33m
Seattle/Tacoma Intl
Tue 2/9
10:21 am-11:30 pm
2 stops11h 09m
$374
ColumbiaSeattle
COU Columbia Regional - SEA Seattle/Tacoma Intl
COUSEA
Columbia Regional
Tue 1/12
11:36 am-7:38 pm
1 stop10h 02m
Seattle/Tacoma Intl
Tue 2/9
10:21 am-11:30 pm
2 stops11h 09m
$374
ColumbiaSeattle
COU Columbia Regional - SEA Seattle/Tacoma Intl
COUSEA
Columbia Regional
Tue 12/15
9:00 am-1:49 pm
1 stop6h 49m
Seattle/Tacoma Intl
Tue 2/9
8:30 am-11:30 pm
2 stops13h 00m
$374
ColumbiaSeattle
COU Columbia Regional - SEA Seattle/Tacoma Intl
COUSEA
Columbia Regional
Sat 1/9
11:36 am-9:59 pm
2 stops12h 23m
Seattle/Tacoma Intl
Tue 2/9
7:00 am-8:30 pm
2 stops11h 30m
$379
ColumbiaSeattle
COU Columbia Regional - SEA Seattle/Tacoma Intl
COUSEA
Columbia Regional
Sat 12/12
11:25 am-9:21 pm
2 stops11h 56m
Seattle/Tacoma Intl
Tue 2/9
7:00 am-8:30 pm
2 stops11h 30m
$379
ColumbiaSeattle
COU Columbia Regional - SEA Seattle/Tacoma Intl
COUSEA
Columbia Regional
Sat 12/12
8:00 am-4:18 pm
1 stop10h 18m
Seattle/Tacoma Intl
Mon 12/14
7:00 am-9:23 pm
2 stops12h 23m
$383
ColumbiaSeattle
COU Columbia Regional - SEA Seattle/Tacoma Intl
COUSEA
Columbia Regional
Sat 11/7
8:00 am-3:32 pm
1 stop9h 32m
Seattle/Tacoma Intl
Mon 11/9
6:00 am-8:41 pm
2 stops12h 41m
$437
ColumbiaSeattle
COU Columbia Regional - SEA Seattle/Tacoma Intl
COUSEA
Columbia Regional
Thu 11/26
10:36 am-3:59 pm
1 stop7h 23m
Seattle/Tacoma Intl
Mon 11/30
11:36 pm-10:04 am
1 stop8h 28m
$448
ColumbiaSeattle
COU Columbia Regional - SEA Seattle/Tacoma Intl
COUSEA
Columbia Regional
Fri 10/30
8:00 am-4:27 pm
2 stops10h 27m
Seattle/Tacoma Intl
Tue 11/3
10:40 am-10:58 pm
2 stops10h 18m
$449
Showing 1-10 of 11 resultsSorted by cheapest first
Compare providers for flights from Columbia 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 Columbia to Seattle in October.
| 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 Columbia, Missouri-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Columbia, Missouri-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Columbia, Missouri-Seattle flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Columbia, Missouri-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 Columbia, Missouri-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 Columbia to Seattle
Have a flexible travel schedule? Discover the best time to fly to Seattle from Columbia with our price prediction graph.
COU-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 Columbia 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 October 19, 2026.
Get a feel of what it's like to fly with United Airlines and American Airlines from Columbia to Seattle by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.3
Entertainment
7.1
Overall
7.3
Boarding
7.7
Crew
8.1
Food
6.7
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Comfort
7.3
Entertainment
7.1
Overall
7.3
Boarding
7.7
Crew
8.1
Food
6.7
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Comfort
7.3
Entertainment
7.1
Overall
7.3
Boarding
7.7
Crew
8.1
Food
6.7
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Related info for your journey
Find useful and relevant information for your journey from Columbia 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
Renton
Tacoma
Lacey
Leavenworth
Olympia
Tukwila
Snoqualmie
Puyallup
Lynnwood
Centralia
Kent
Tumwater
Ocean Shores
Ellensburg
Issaquah
Lakewood
Poulsbo
Marysville
Shoreline
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Columbia
Popular flights
Seattle flight routes
Alternative routes for Columbia to Seattle
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Seattle by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Columbia to Seattle by cabin class
Find flights from Columbia to Seattle, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Columbia and Seattle flights
Browse other Columbia and Seattle flight options. Last updated on October 19, 2026.
Other flights from Columbia
Browse through other flights departing from Columbia. Flights are based on user searches made on Cheapflights and were last updated on October 19, 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 October 19, 2026.
Top 2 airlines flying from Columbia to Seattle
Discover the top 2 airlines that operate flights from Columbia 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 7,457,451 searches. Data last updated October 19, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$323 | Average$506 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$338 | Average$463 | FlexibilityNo cancel fee | On-time71% |