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$85+ Cheap flights from Columbus (CMH) to Seattle (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 4/21. Fares are subject to change and may not be available on all flights or dates of travel.
CMH — SEA
Mar 23 — Mar 301
Mon 3/23
Mon 3/30
1 adult, Economy
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Cheapflights Tip: The best prices from Columbus to Seattle/Tacoma Intl are usually found in January or April, booked 60 days in advance, depart on a Wednesday or Friday and return on a Wednesday

Cheap flight deals from Columbus to Seattle

Cheapest flights from Columbus to Seattle
Explore the most affordable flight options available from Columbus to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 21, 2026.

This Delta deal was found by Cheapflights users on 2/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/292:00 pm
CMH
-
SEA
1 stop9h 29m
Delta
Fri 9/49:58 pm
SEA
-
CMH
1 stop8h 42m
Delta
Deal found 2/18$197
This Kiwi.com deal was found by Cheapflights users on 2/21. 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.
Fri 4/247:53 pm
CMH
-
SEA
1 stop16h 34m
Frontier
Sun 5/37:12 pm
SEA
-
CMH
1 stop20h 51m
Frontier
Deal found 2/21$199
This CheapOair deal was found by Cheapflights users on 2/18. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/238:18 pm
CMH
-
SEA
1 stop21h 47m
Frontier
Wed 4/296:57 pm
SEA
-
CMH
1 stop21h 26m
Frontier
Deal found 2/18$211
This American Airlines deal was found by Cheapflights users on 2/18. 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.
Wed 3/187:51 pm
CMH
-
SEA
1 stop8h 04m
American Airlines
Tue 3/2412:07 am
SEA
-
CMH
1 stop6h 29m
American Airlines
Deal found 2/18$212
This Delta deal was found by Cheapflights users on 2/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/137:48 pm
CMH
-
SEA
1 stop6h 53m
Delta
Wed 5/2711:05 pm
SEA
-
CMH
1 stop7h 48m
Delta
Deal found 2/18$217
This Delta deal was found by Cheapflights users on 2/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/296:00 pm
CMH
-
SEA
1 stop7h 05m
Delta
Thu 9/39:58 pm
SEA
-
CMH
1 stop8h 42m
Delta
Deal found 2/18$218
This American Airlines deal was found by Cheapflights users on 2/18. 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.
Tue 9/15:30 am
CMH
-
SEA
1 stop6h 49m
American Airlines
Tue 9/151:24 pm
SEA
-
CMH
1 stop6h 20m
American Airlines
Deal found 2/18$219
This American Airlines deal was found by Cheapflights users on 2/18. 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 4/306:00 am
CMH
-
SEA
1 stop7h 14m
American Airlines
Tue 5/126:00 am
SEA
-
CMH
1 stop10h 04m
American Airlines
Deal found 2/18$222
This Kiwi.com deal was found by Cheapflights users on 2/20. 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 4/208:21 pm
CMH
-
SEA
1 stop16h 06m
Frontier
Fri 4/247:12 pm
SEA
-
CMH
2 stops35h 56m
Frontier
Deal found 2/20$226
This American Airlines deal was found by Cheapflights users on 2/18. 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 4/306:00 am
CMH
-
SEA
1 stop7h 14m
American Airlines
Mon 5/1111:55 pm
SEA
-
CMH
1 stop7h 47m
American Airlines
Deal found 2/18$227
This CheapOair deal was found by Cheapflights users on 2/18. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/168:18 pm
CMH
-
SEA
1 stop16h 09m
Frontier
Sun 4/196:57 pm
SEA
-
CMH
1 stop21h 26m
Frontier
Deal found 2/18$232
This Expedia deal was found by Cheapflights users on 2/19. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/217:35 pm
CMH
-
SEA
Nonstop5h 13m
Alaska Airlines
Sat 3/2811:13 am
SEA
-
CMH
Nonstop4h 26m
Alaska Airlines
Deal found 2/19$237

Find flight deals from Columbus to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Columbus (CMH) 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 February 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$197
(Delta)

One-way from

$85
(United Airlines)

Popular in

July

Cheapest in

January

Average price

$382

Good round-trip deal

$306 or less

Good one-way deal

$198 or less
Provider with most accurate pricing for Columbus-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Columbus-Seattle/Tacoma Intl flights.
Search Deals
From Columbus to Seattle/Tacoma Intl
Search Deals
One-way flight from Columbus to Seattle/Tacoma Intl
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($64 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals
Price to beat on a round-trip flight from Columbus to Seattle/Tacoma Intl.
Search Deals
Price to beat on a one-way flight from Columbus to Seattle/Tacoma Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Columbus 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 February 21, 2026.
Use the filters below to find and compare flights from Columbus Airport to Seattle that are best for you.

Fly from

Columbus

Fly to

Seattle

Route

Depart

Return

Price

ColumbusSeattle

CMH - SEA

CMHSEA

Columbus

Wed 8/19

1:35 pm-8:47 pm

1 stop10h 12m

Seattle/Tacoma Intl

Mon 8/24

9:58 pm-9:40 am

1 stop8h 42m

$197

ColumbusSeattle

CMH - SEA

CMHSEA

Columbus

Tue 4/28

7:00 am-2:42 pm

1 stop10h 42m

Seattle/Tacoma Intl

Wed 5/6

11:14 pm-9:53 am

1 stop7h 39m

$197

ColumbusSeattle

CMH - SEA

CMHSEA

Columbus

Tue 4/7

3:55 pm-10:55 pm

2 stops10h 00m

Seattle/Tacoma Intl

Tue 4/14

6:30 am-3:30 pm

1 stop6h 00m

$242

ColumbusSeattle

CMH - SEA

CMHSEA

Columbus

Mon 3/16

8:00 pm-12:30 am

1 stop7h 30m

Seattle/Tacoma Intl

Mon 3/23

7:50 am-12:45 am

1 stop13h 55m

$253

ColumbusSeattle

CMH - SEA

CMHSEA

Columbus

Tue 5/12

4:10 pm-12:10 am

2 stops11h 00m

Seattle/Tacoma Intl

Wed 5/20

6:00 am-3:15 pm

1 stop6h 15m

$262

ColumbusSeattle

CMH - SEA

CMHSEA

Columbus

Tue 4/28

7:17 pm-9:22 pm

Nonstop5h 05m

Seattle/Tacoma Intl

Wed 5/6

10:41 am-6:21 pm

Nonstop4h 40m

$267

ColumbusSeattle

CMH - SEA

CMHSEA

Columbus

Sat 4/18

6:35 am-10:25 am

1 stop6h 50m

Seattle/Tacoma Intl

Wed 4/22

6:30 am-3:30 pm

1 stop6h 00m

$282

ColumbusSeattle

CMH - SEA

CMHSEA

Columbus

Tue 6/16

1:15 pm-9:45 pm

1 stop11h 30m

Seattle/Tacoma Intl

Tue 6/23

11:05 pm-10:15 am

1 stop8h 10m

$283

ColumbusSeattle

CMH - SEA

CMHSEA

Columbus

Thu 6/4

5:30 am-9:40 am

1 stop7h 10m

Seattle/Tacoma Intl

Sun 6/7

10:40 pm-8:38 am

1 stop6h 58m

$287

ColumbusSeattle

CMH - SEA

CMHSEA

Columbus

Tue 4/28

3:55 pm-10:55 pm

2 stops10h 00m

Seattle/Tacoma Intl

Tue 5/5

9:20 am-9:05 pm

2 stops8h 45m

$287

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/18

Showing 1-10 of 21 results
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Compare providers for flights from Columbus 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 Columbus to Seattle in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Columbus Airport-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Columbus Airport-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Columbus Airport-Seattle flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Columbus Airport-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 Columbus Airport-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 Columbus to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Columbus with our price prediction graph.
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 Columbus Airport to Seattle

How far ahead should I book a flight from Columbus Airport to Seattle?

Use this chart to determine the optimal time to book a round-trip flight from Columbus to Seattle. Price data was last updated on February 20, 2026.

Booking 60 days in advance of your planned departure date is, on average, the best time to get cheap flights from Columbus Airport to Seattle. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Columbus Airport to Seattle?

Currently, September is the cheapest month in which you can book a flight from Columbus Airport to Seattle (average of $158). Flying from Columbus Airport to Seattle in August is currently the most expensive (average of $245). 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.

What is the cheapest time of day to fly from CMH to SEA?

Find hourly flight availability from Columbus to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 21, 2026.

Unlike at noon, when flights are generally more expensive, you can save up to 33% on flights from Columbus Airport to Seattle by exploring options for tickets in the evening.

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 February 21, 2026.
Peruse reviews from past customers who have flown with Alaska Airlines, Delta, and Hawaiian Airlines from Columbus Airport 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.
Alaska Airlines
8.0
Very good
11,928 reviews

Food

7.1

Comfort

7.8

Overall

8.0

Boarding

8.1

Crew

8.5

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
Alaska Airlines
8.0
Very good
11,928 reviews
Alaska Airlines
8.0
Very good
11,928 reviews

Food

7.1

Comfort

7.8

Overall

8.0

Boarding

8.1

Crew

8.5

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
Delta
7.9
Good
8,240 reviews
Alaska Airlines
8.0
Very good
11,928 reviews

Food

7.1

Comfort

7.8

Overall

8.0

Boarding

8.1

Crew

8.5

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
Hawaiian Airlines
7.8
Good
2,835 reviews
Alaska Airlines
8.0
Very good
11,928 reviews

Food

7.1

Comfort

7.8

Overall

8.0

Boarding

8.1

Crew

8.5

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
United Airlines
7.4
Good
9,341 reviews
Alaska Airlines
8.0
Very good
11,928 reviews

Food

7.1

Comfort

7.8

Overall

8.0

Boarding

8.1

Crew

8.5

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
American Airlines
7.2
Good
11,338 reviews
Alaska Airlines
8.0
Very good
11,928 reviews

Food

7.1

Comfort

7.8

Overall

8.0

Boarding

8.1

Crew

8.5

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.

Related info for your journey

Find useful and relevant information for your journey from Columbus to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Seattle from Columbus?

    Seattle/Tacoma Intl (SEA), located 11.4 mi from the city center, is the airport you fly into when you book flights from Columbus to Seattle. 7 airlines have flights to Seattle/Tacoma Intl from Columbus on a regular basis. Booking flights from Columbus to Seattle/Tacoma Intl should not be difficult; the airport handles an average of 2 inbound flights from Columbus per day.

  • How long is the flight from Columbus Airport to Seattle?

    For as low as $259, Delta can have you in Seattle from Columbus Airport in 7h 10m. The distance from Columbus Airport to Seattle is about 2010 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Columbus Airport to Seattle round-trip?

    Our cheapest airline available from Columbus Airport to Seattle is Delta. Our recent data shows that you can find tickets from as low as $123 on this airline. Additional options worth looking into are Frontier and Hawaiian Airlines, starting at $134 and $158 round-trip. Delta is currently priced 64% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Columbus Airport to Seattle one-way?

    $97 is the cheapest one-way deal found within the past few days, from Southwest. You may also be able to find cheap deals on American Airlines and Delta, with prices starting from $97 and $98, respectively.

  • What are the most reliable airlines from Columbus Airport to Seattle?

    Consider Alaska Airlines (54%), American Airlines (38%) or Hawaiian Airlines (38%) when booking your flight. These represent the most reliable airlines when flying from Columbus Airport to Seattle.

  • What are the cheapest flights from Columbus Airport to Seattle?

    The cheapest flight price from Columbus Airport to Seattle is $108. On average you can expect to pay $966. The most popular route, (Columbus - Seattle/Tacoma Intl), can usually be booked for $197.

  • Can I find deals for flights from Columbus to Seattle that include hotel bookings?

    Yes. In addition to deals on Columbus to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Columbus to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Columbus to Seattle.

  • Can I find deals for business class flights from Columbus to Seattle?

    Yes. Cheapflights offers flight deals from Columbus to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Columbus Airport to Seattle?

    Currently, September is the cheapest month in which you can book a flight from Columbus Airport to Seattle (average of $158). Flying from Columbus Airport to Seattle in August is currently the most expensive (average of $245). 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.

See more FAQs

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Tacoma
SeaTac
Lakewood
Ocean Shores
Olympia
Kent
Lynnwood
Edmonds
Lacey
Renton
Puyallup
Kirkland
Tukwila
Fife
Aberdeen
Shoreline
Marysville
Centralia
Federal Way
Chehalis

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Columbus to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
Columbus to Portland flights
Columbus to Spokane flights
Columbus to Pasco flights
Columbus to Yakima flights
Columbus to Wenatchee flights
Columbus to Pullman flights

Top 7 airlines flying from Columbus to Seattle

Discover the top 7 airlines that operate flights from Columbus 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 February 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$123Average$268FlexibilityNo cancel feeOn-timeN/A
FrontierCheapest$134Average$278FlexibilityNo cancel feeOn-time62%
Hawaiian AirlinesCheapest$158Average$385FlexibilityNo cancel feeOn-time85%
American AirlinesCheapest$178Average$344FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$183Average$272FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$201Average$390FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$221Average$330FlexibilityNo cancel feeOn-time69%

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