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$93+ 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 8/30. Fares are subject to change and may not be available on all flights or dates of travel.
CMH — SEA
Aug 22 — Aug 291
Sat 8/22
Sat 8/29
1 adult, Economy
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Find cheap flights from Columbus to Seattle with Cheapflights

1. Tell us where you want to go

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Cheapflights Tip: The best prices from Columbus to Seattle/Tacoma Intl are usually found in January or April, booked 29 days in advance, depart on a Wednesday or Friday and return on a Friday

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 July 23, 2026.

This CheapOair deal was found by Cheapflights users on 7/18. 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.
Mon 8/103:22 pm
CMH
-
SEA
1 stop24h 55m
Frontier
Tue 8/187:06 pm
SEA
-
CMH
1 stop21h 36m
Frontier
Deal found 7/18$307
This CheapOair deal was found by Cheapflights users on 7/19. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/143:22 pm
CMH
-
SEA
1 stop20h 42m
Frontier
Tue 8/182:37 pm
SEA
-
CMH
1 stop26h 05m
Frontier
Deal found 7/19$308
This Frontier deal was found by Cheapflights users on 7/18. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/48:27 pm
CMH
-
SEA
1 stop19h 55m
Frontier
Thu 9/107:41 pm
SEA
-
CMH
1 stop17h 16m
Frontier
Deal found 7/18$309
This Kiwi.com deal was found by Cheapflights users on 7/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/123:22 pm
CMH
-
SEA
1 stop20h 42m
Frontier
Tue 8/187:06 pm
SEA
-
CMH
1 stop21h 36m
Frontier
Deal found 7/18$311
This CheapOair deal was found by Cheapflights users on 7/19. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/218:27 pm
CMH
-
SEA
1 stop15h 52m
Frontier
Tue 8/252:37 pm
SEA
-
CMH
1 stop26h 05m
Frontier
Deal found 7/19$317
This CheapOair deal was found by Cheapflights users on 7/19. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/24:57 pm
CMH
-
SEA
1 stop10h 30m
Frontier
Sun 10/47:41 pm
SEA
-
CMH
1 stop17h 16m
Frontier
Deal found 7/19$318
This CheapOair deal was found by Cheapflights users on 7/21. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/123:22 pm
CMH
-
SEA
1 stop20h 42m
Frontier
Thu 8/202:37 pm
SEA
-
CMH
1 stop26h 05m
Frontier
Deal found 7/21$327
This CheapOair deal was found by Cheapflights users on 7/19. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/74:57 pm
CMH
-
SEA
1 stop10h 30m
Frontier
Thu 10/87:41 pm
SEA
-
CMH
1 stop16h 51m
Frontier
Deal found 7/19$335
This CheapOair deal was found by Cheapflights users on 7/19. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/288:27 pm
CMH
-
SEA
1 stop15h 52m
Frontier
Sun 8/302:37 pm
SEA
-
CMH
1 stop26h 05m
Frontier
Deal found 7/19$336
This Kiwi.com deal was found by Cheapflights users on 7/22. 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 8/318:27 pm
CMH
-
SEA
1 stop15h 52m
Frontier
Tue 9/87:06 pm
SEA
-
CMH
1 stop17h 51m
Frontier
Deal found 7/22$353
This Expedia deal was found by Cheapflights users on 7/22. 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.
Wed 9/164:57 pm
CMH
-
SEA
1 stop10h 30m
Multiple Airlines
Sat 9/269:38 pm
SEA
-
CMH
Nonstop4h 30m
Multiple Airlines
Deal found 7/22$354
This Kiwi.com deal was found by Cheapflights users on 7/20. 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.
Sun 8/95:44 pm
CMH
-
SEA
2 stops42h 20m
Frontier
Thu 8/207:06 pm
SEA
-
CMH
1 stop21h 36m
Frontier
Deal found 7/20$355

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 July 23, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$307
(CheapOair)

One-way from

$93
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$463

Good round-trip deal

$483 or less

Good one-way deal

$288 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. 20% potential increase in price ($91 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 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 July 23, 2026.
Use the filters below to find and compare flights from Columbus Airport to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ColumbusSeattle

CMH - SEA

CMHSEA

Columbus

Fri 8/28

6:50 pm-10:55 pm

1 stop7h 05m

Seattle/Tacoma Intl

Mon 8/31

11:05 pm-12:25 pm

2 stops10h 20m

$393

ColumbusSeattle

CMH - SEA

CMHSEA

Columbus

Sat 8/29

5:35 pm-7:38 pm

Nonstop5h 03m

Seattle/Tacoma Intl

Sun 9/6

9:38 pm-5:08 am

Nonstop4h 30m

$397

ColumbusSeattle

CMH - SEA

CMHSEA

Columbus

Wed 11/25

5:30 am-1:45 pm

2 stops11h 15m

Seattle/Tacoma Intl

Mon 11/30

12:15 am-10:35 am

1 stop7h 20m

$398

ColumbusSeattle

CMH - SEA

CMHSEA

Columbus

Tue 9/1

6:00 am-1:00 pm

1 stop10h 00m

Seattle/Tacoma Intl

Sun 9/13

11:05 pm-10:35 am

1 stop8h 30m

$406
Quickest round-trip

ColumbusSeattle

CMH - SEA

CMHSEA

Columbus

Sat 10/17

8:34 am-10:39 am

Nonstop5h 05m

Seattle/Tacoma Intl

Fri 10/23

1:25 pm-8:50 pm

Nonstop4h 25m

$417

ColumbusSeattle

CMH - SEA

CMHSEA

Columbus

Wed 8/12

5:20 am-9:35 am

1 stop7h 15m

Seattle/Tacoma Intl

Mon 8/17

5:20 pm-5:22 am

1 stop9h 02m

$442

ColumbusSeattle

CMH - SEA

CMHSEA

Columbus

Thu 9/3

9:30 am-7:35 pm

1 stop13h 05m

Seattle/Tacoma Intl

Sun 9/6

5:25 am-4:05 pm

1 stop7h 40m

$446

ColumbusSeattle

CMH - SEA

CMHSEA

Columbus

Fri 8/21

9:30 am-6:50 pm

2 stops12h 20m

Seattle/Tacoma Intl

Sun 8/23

11:05 pm-10:35 am

1 stop8h 30m

$452

ColumbusSeattle

CMH - SEA

CMHSEA

Columbus

Sat 8/8

4:40 pm-10:55 pm

1 stop9h 15m

Seattle/Tacoma Intl

Thu 8/13

2:35 pm-12:55 am

1 stop7h 20m

$453

ColumbusSeattle

CMH - SEA

CMHSEA

Columbus

Sat 8/22

7:02 am-9:02 am

Nonstop5h 00m

Seattle/Tacoma Intl

Sun 8/30

9:38 pm-5:08 am

Nonstop4h 30m

$462

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/23

Showing 1-10 of 22 resultsSorted by cheapest first
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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 July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
CheapOairPrice Accuracy3 starsTrust Score*3 stars
CheapTicketsDealPrice Accuracy1 starTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star

*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?

Booking 28 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, January is the cheapest month in which you can book a flight from Columbus Airport to Seattle (average of $205). Flying from Columbus Airport to Seattle in June is currently the most expensive (average of $496). 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 July 23, 2026.

Unlike at noon, when flights are generally more expensive, you can save up to 20% on flights from Columbus Airport to Seattle by exploring options for tickets in the evening.

How much does it cost to fly round-trip from Columbus Airport to Seattle?

Airfare is below average for this route at the moment.

Columbus Airport to Seattle flights typically cost between $350 and $552 in August.
The cheapest round-trip price found within the last 5 days was $307 on Frontier (Aug 10-Aug 18).

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 July 23, 2026.
Peruse reviews from past customers who have flown with Southwest,Alaska Airlines, andDelta 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.
Southwest
8.0
Very good
4,238 reviews

Comfort

8.0

Boarding

8.1

Crew

8.6

Overall

8.0

Entertainment

7.5

Food

7.0

Reviews

1 / 20
8.0
Excellent

Libby,Jun 2026

TUS - LAS

One delay in a 2 layover flight=a good trip. The crew was great.
Southwest
8.0
Very good
4,238 reviews
Southwest
8.0
Very good
4,238 reviews

Comfort

8.0

Boarding

8.1

Crew

8.6

Overall

8.0

Entertainment

7.5

Food

7.0

Reviews

1 / 20
8.0
Excellent

Libby,Jun 2026

TUS - LAS

One delay in a 2 layover flight=a good trip. The crew was great.
Alaska Airlines
7.9
Good
12,696 reviews
Southwest
8.0
Very good
4,238 reviews

Comfort

8.0

Boarding

8.1

Crew

8.6

Overall

8.0

Entertainment

7.5

Food

7.0

Reviews

1 / 20
8.0
Excellent

Libby,Jun 2026

TUS - LAS

One delay in a 2 layover flight=a good trip. The crew was great.
Delta
7.8
Good
8,479 reviews
Southwest
8.0
Very good
4,238 reviews

Comfort

8.0

Boarding

8.1

Crew

8.6

Overall

8.0

Entertainment

7.5

Food

7.0

Reviews

1 / 20
8.0
Excellent

Libby,Jun 2026

TUS - LAS

One delay in a 2 layover flight=a good trip. The crew was great.
United Airlines
7.4
Good
10,026 reviews
Southwest
8.0
Very good
4,238 reviews

Comfort

8.0

Boarding

8.1

Crew

8.6

Overall

8.0

Entertainment

7.5

Food

7.0

Reviews

1 / 20
8.0
Excellent

Libby,Jun 2026

TUS - LAS

One delay in a 2 layover flight=a good trip. The crew was great.
American Airlines
7.1
Good
11,834 reviews
Southwest
8.0
Very good
4,238 reviews

Comfort

8.0

Boarding

8.1

Crew

8.6

Overall

8.0

Entertainment

7.5

Food

7.0

Reviews

1 / 20
8.0
Excellent

Libby,Jun 2026

TUS - LAS

One delay in a 2 layover flight=a good trip. The crew was great.

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 3 inbound flights from Columbus per day.

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

    For as low as $397, Southwest can have you in Seattle from Columbus Airport in 5h 03m. 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 $119 on this airline. Additional options worth looking into are Hawaiian Airlines and Frontier, starting at $129 and $134 round-trip. Delta is currently priced 65% below the average price you’ll pay for this route.

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

    $89 is the cheapest one-way deal found within the past few days, from American Airlines. You may also be able to find cheap deals on Southwest and Delta, with prices starting from $97 and $98, respectively.

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

    Consider Finnair (96%), Alaska Airlines (78%) or American Airlines (75%) 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 $242. On average you can expect to pay $762. The most popular route, (Columbus - Seattle/Tacoma Intl), can usually be booked for $325.

  • 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, January is the cheapest month in which you can book a flight from Columbus Airport to Seattle (average of $205). Flying from Columbus Airport to Seattle in June is currently the most expensive (average of $496). 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
SeaTac
Tacoma
Renton
Lacey
Leavenworth
Olympia
Edmonds
Snoqualmie
Tumwater
Tukwila
Centralia
Puyallup
Kent
Ellensburg
Fife
Marysville
Ocean Shores
Lakewood
Lynnwood
Issaquah

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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

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 July 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$119Average$285FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$129Average$382FlexibilityNo cancel feeOn-time85%
FrontierCheapest$134Average$313FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$178Average$363FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$178Average$347FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$205Average$426FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$233Average$344FlexibilityNo cancel feeOn-time69%

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