$304+ 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 10/5. Fares are subject to change and may not be available on all flights or dates of travel.
COU — SEA
Oct 29 — Nov 51
Round-trip
1 adult, Economy
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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 September 29, 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 September 29, 2026.
This American Airlines deal was found by Cheapflights users on 9/28. 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 10/2810:40 am -
1 stop7h 03m
Sat 11/711:34 pm -
1 stop8h 14m
Deal found 9/28![American Airlines logo]()
$368
This American Airlines deal was found by Cheapflights users on 9/28. 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 11/1212:05 pm -
1 stop9h 52m
Thu 11/1911:36 pm -
1 stop8h 28m
Deal found 9/28![American Airlines logo]()
$369
This United Airlines deal was found by Cheapflights users on 9/28. 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 10/288:00 am -
2 stops12h 33m
Sat 11/710:50 am -
1 stop8h 33m
Deal found 9/28![United Airlines logo]()
$374
This United Airlines deal was found by Cheapflights users on 9/28. 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 10/289:01 am -
2 stops9h 26m
Fri 11/68:35 pm -
2 stops12h 10m
Deal found 9/28![United Airlines logo]()
$379
This United Airlines deal was found by Cheapflights users on 9/28. 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 stops14h 56m
Sun 11/12:30 pm -
1 stop6h 28m
Deal found 9/28![United Airlines logo]()
$392
This American Airlines deal was found by Cheapflights users on 9/28. 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 10/176:39 am -
1 stop10h 13m
Mon 11/211:34 pm -
1 stop8h 14m
Deal found 9/28![American Airlines logo]()
$403
This United Airlines deal was found by Cheapflights users on 9/28. 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 10/173:19 pm -
1 stop9h 37m
Sat 10/247:11 am -
2 stops11h 22m
Deal found 9/28![United Airlines logo]()
$409
This United Airlines deal was found by Cheapflights users on 9/24. 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 10/219:00 am -
2 stops12h 29m
Sun 10/252:30 pm -
1 stop6h 28m
Deal found 9/24![United Airlines logo]()
$432
This American Airlines deal was found by Cheapflights users on 9/27. 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.
Tue 10/1312:01 pm -
1 stop9h 43m
Sat 10/1711:59 pm -
1 stop7h 59m
Deal found 9/27![American Airlines logo]()
$438
This United Airlines deal was found by Cheapflights users on 9/27. 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 10/139:00 am -
2 stops12h 29m
Sat 10/171:56 pm -
1 stop6h 59m
Deal found 9/27![United Airlines logo]()
$444
This American Airlines deal was found by Cheapflights users on 9/27. 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 10/215:14 pm -
1 stop8h 56m
Sat 10/2412:25 am -
1 stop9h 06m
Deal found 9/27![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 September 29, 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 September 29, 2026.
This United Airlines deal was found by Cheapflights users on 9/28. 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 10/289:01 am -
2 stops9h 26m
Fri 11/68:35 pm -
2 stops12h 10m
Deal found 9/28![United Airlines logo]()
$379
This United Airlines deal was found by Cheapflights users on 9/27. 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 10/139:00 am -
2 stops12h 29m
Sat 10/171:56 pm -
1 stop6h 59m
Deal found 9/27![United Airlines logo]()
$444
This United Airlines deal was found by Cheapflights users on 9/25. 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 10/249:00 am -
1 stop6h 21m
Fri 10/302:30 pm -
1 stop6h 28m
Deal found 9/25![United Airlines logo]()
$488
This United Airlines deal was found by Cheapflights users on 9/25. 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 2/69:00 am -
1 stop6h 20m
Tue 2/95:30 pm -
2 stops15h 25m
Deal found 9/25![United Airlines logo]()
$494
Last-minute flights from Columbia to SeattleDiscover last-minute flight deals from Columbia to Seattle. Data last updated September 29, 2026 and is based on user searches.
Discover last-minute flight deals from Columbia to Seattle. Data last updated September 29, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 9/27. 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.
Tue 10/1312:01 pm -
1 stop9h 43m
Sat 10/1711:59 pm -
1 stop7h 59m
Deal found 9/27![American Airlines logo]()
$438
This United Airlines deal was found by Cheapflights users on 9/27. 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 10/139:00 am -
2 stops12h 29m
Sat 10/171:56 pm -
1 stop6h 59m
Deal found 9/27![United Airlines logo]()
$444
This American Airlines deal was found by Cheapflights users on 9/28. 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 10/176:39 am -
1 stop10h 13m
Mon 11/211:34 pm -
1 stop8h 14m
Deal found 9/28![American Airlines logo]()
$403
This United Airlines deal was found by Cheapflights users on 9/28. 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 10/173:19 pm -
1 stop9h 37m
Sat 10/247:11 am -
2 stops11h 22m
Deal found 9/28![United Airlines logo]()
$409
This United Airlines deal was found by Cheapflights users on 9/24. 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 10/219:00 am -
2 stops12h 29m
Sun 10/252:30 pm -
1 stop6h 28m
Deal found 9/24![United Airlines logo]()
$432
This American Airlines deal was found by Cheapflights users on 9/27. 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 10/215:14 pm -
1 stop8h 56m
Sat 10/2412:25 am -
1 stop9h 06m
Deal found 9/27![American Airlines logo]()
$448
This United Airlines deal was found by Cheapflights users on 9/25. 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.
Thu 10/223:43 pm -
1 stop9h 13m
Mon 10/262:30 pm -
1 stop6h 28m
Deal found 9/25![United Airlines logo]()
$488
This American Airlines deal was found by Cheapflights users on 9/28. 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 10/2810:40 am -
1 stop7h 03m
Sat 11/711:34 pm -
1 stop8h 14m
Deal found 9/28![American Airlines logo]()
$368
This United Airlines deal was found by Cheapflights users on 9/28. 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 10/288:00 am -
2 stops12h 33m
Sat 11/710:50 am -
1 stop8h 33m
Deal found 9/28![United Airlines logo]()
$374
This United Airlines deal was found by Cheapflights users on 9/28. 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 10/289:01 am -
2 stops9h 26m
Fri 11/68:35 pm -
2 stops12h 10m
Deal found 9/28![United Airlines logo]()
$379
This United Airlines deal was found by Cheapflights users on 9/28. 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 stops14h 56m
Sun 11/12:30 pm -
1 stop6h 28m
Deal found 9/28![United Airlines logo]()
$392
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 September 29, 2026.
Search for one-way flight options from Columbia to Seattle. Find affordable one-way fares based on user searches. Data last updated September 29, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/56:30 pm -
2 stops41h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/27![Multiple Airlines logo]()
$304
This United Airlines deal was found by Cheapflights users on 9/27. 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.
Mon 10/511:15 am -
1 stop9h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/27![United Airlines logo]()
$533
This United Airlines deal was found by Cheapflights users on 9/27. 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 10/66:15 am -
2 stops11h 18m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/27![United Airlines logo]()
$539
This American Airlines deal was found by Cheapflights users on 9/27. 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.
Sun 10/46:26 pm -
1 stop7h 41m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/27![American Airlines logo]()
$643
This United Airlines deal was found by Cheapflights users on 9/27. 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.
Thu 10/86:15 am -
3 stops17h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/27![United Airlines logo]()
$767
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 September 29, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $368 (American Airlines) |
One-way from | $304 (Kiwi.com) |
Popular in | November |
Cheapest in | May |
Average price | $451 |
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 September 29, 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
ColumbiaSeattle
COU Columbia Regional - SEA Seattle/Tacoma Intl
COUSEA
Columbia Regional
Mon 10/5
6:30 pm-9:42 am
3 stops41h 12m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$359
ColumbiaSeattle
COU Columbia Regional - SEA Seattle/Tacoma Intl
COUSEA
Columbia Regional
Wed 10/28
9:01 am-4:27 pm
2 stops9h 26m
Seattle/Tacoma Intl
Fri 11/6
8:35 pm-10:45 am
2 stops12h 10m
$379
ColumbiaSeattle
COU Columbia Regional - SEA Seattle/Tacoma Intl
COUSEA
Columbia Regional
Tue 10/13
9:00 am-7:29 pm
2 stops12h 29m
Seattle/Tacoma Intl
Sat 10/17
1:56 pm-10:55 pm
1 stop6h 59m
$444
ColumbiaSeattle
COU Columbia Regional - SEA Seattle/Tacoma Intl
COUSEA
Columbia Regional
Sat 10/24
9:00 am-1:21 pm
1 stop6h 21m
Seattle/Tacoma Intl
Fri 10/30
2:30 pm-10:58 pm
1 stop6h 28m
$488
ColumbiaSeattle
COU Columbia Regional - SEA Seattle/Tacoma Intl
COUSEA
Columbia Regional
Sat 2/6
9:00 am-1:20 pm
1 stop6h 20m
Seattle/Tacoma Intl
Tue 2/9
5:30 pm-10:55 am
2 stops15h 25m
$494
Quickest round-trip
ColumbiaSeattle
COU Columbia Regional - SEA Seattle/Tacoma Intl
COUSEA
Columbia Regional
Wed 10/7
6:15 am-11:27 am
1 stop7h 12m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$533
ColumbiaSeattle
COU Columbia Regional - SEA Seattle/Tacoma Intl
COUSEA
Columbia Regional
Mon 10/5
11:15 am-6:52 pm
1 stop9h 37m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$533
ColumbiaSeattle
COU Columbia Regional - SEA Seattle/Tacoma Intl
COUSEA
Columbia Regional
Thu 10/8
11:15 am-9:59 pm
2 stops12h 44m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$539
ColumbiaSeattle
COU Columbia Regional - SEA Seattle/Tacoma Intl
COUSEA
Columbia Regional
Tue 10/6
6:15 am-9:15 pm
3 stops17h 00m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$544
Sorted 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 September.
| 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 September 29, 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.
Overall
7.4
Comfort
7.3
Entertainment
7.1
Boarding
7.7
Crew
8.1
Food
6.7
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Overall
7.4
Comfort
7.3
Entertainment
7.1
Boarding
7.7
Crew
8.1
Food
6.7
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Overall
7.4
Comfort
7.3
Entertainment
7.1
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
Marysville
Lakewood
Fife
Poulsbo
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Columbia and Seattle flights
Browse other Columbia and Seattle flight options. Last updated on September 29, 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 September 29, 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 September 29, 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 September 29, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$323 | Average$523 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$338 | Average$463 | FlexibilityNo cancel fee | On-time71% |