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$149+ 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 7/21. Fares are subject to change and may not be available on all flights or dates of travel.
CMH — SEA
Jul 12 — Jul 191
Sun 7/12
Sun 7/19
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 83 days in advance, depart on a Wednesday or Friday and return on a Thursday

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 June 12, 2026.

This Southwest deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/116:50 pm
CMH
-
SEA
1 stop7h 05m
Southwest
Tue 9/225:20 am
SEA
-
CMH
1 stop6h 35m
Southwest
Deal found 6/9$252
This Southwest deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/97:20 pm
CMH
-
SEA
1 stop8h 20m
Southwest
Tue 11/176:15 am
SEA
-
CMH
1 stop6h 10m
Southwest
Deal found 6/11$256
This Southwest deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/209:30 am
CMH
-
SEA
2 stops14h 20m
Southwest
Tue 8/2511:05 pm
SEA
-
CMH
1 stop9h 05m
Southwest
Deal found 6/9$258
This Southwest deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/58:10 am
CMH
-
SEA
1 stop9h 15m
Southwest
Wed 10/146:35 am
SEA
-
CMH
1 stop6h 20m
Southwest
Deal found 6/8$259
This Southwest deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/251:10 pm
CMH
-
SEA
2 stops10h 05m
Southwest
Fri 8/285:15 am
SEA
-
CMH
2 stops9h 30m
Southwest
Deal found 6/8$262
This Southwest deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/209:30 am
CMH
-
SEA
1 stop13h 05m
Southwest
Thu 8/2011:00 pm
SEA
-
CMH
1 stop10h 25m
Southwest
Deal found 6/7$263
This Southwest deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/197:20 pm
CMH
-
SEA
1 stop7h 15m
Southwest
Wed 8/2611:05 pm
SEA
-
CMH
1 stop8h 30m
Southwest
Deal found 6/11$265
This Southwest deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/113:40 pm
CMH
-
SEA
2 stops10h 50m
Southwest
Sun 11/1512:15 am
SEA
-
CMH
1 stop7h 20m
Southwest
Deal found 6/11$267
This Southwest deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/289:30 am
CMH
-
SEA
2 stops14h 20m
Southwest
Tue 9/15:20 am
SEA
-
CMH
2 stops10h 10m
Southwest
Deal found 6/11$268

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 June 12, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$252
(Southwest)

One-way from

$149
(American Airlines)

Popular in

June

Cheapest in

January

Average price

$442

Good round-trip deal

$464 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. 16% potential increase in price ($68 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 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 June 12, 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

Mon 8/10

9:30 am-10:55 pm

2 stops16h 25m

Seattle/Tacoma Intl

Tue 8/18

6:25 am-11:10 pm

1 stop13h 45m

$282

ColumbusSeattle

CMH - SEA

CMHSEA

Columbus

Fri 8/7

5:40 pm-12:40 am

1 stop10h 00m

Seattle/Tacoma Intl

Tue 8/11

11:00 pm-12:45 pm

1 stop10h 45m

$311

ColumbusSeattle

CMH - SEA

CMHSEA

Columbus

Tue 7/14

7:20 pm-12:35 am

1 stop8h 15m

Seattle/Tacoma Intl

Tue 7/21

10:45 pm-1:20 pm

1 stop11h 35m

$313

ColumbusSeattle

CMH - SEA

CMHSEA

Columbus

Thu 8/27

9:30 am-10:55 pm

2 stops16h 25m

Seattle/Tacoma Intl

Fri 9/4

11:05 pm-12:15 pm

2 stops10h 10m

$322

ColumbusSeattle

CMH - SEA

CMHSEA

Columbus

Fri 8/7

4:25 pm-12:20 am

1 stop10h 55m

Seattle/Tacoma Intl

Sat 8/15

5:00 am-7:05 pm

1 stop11h 05m

$324

ColumbusSeattle

CMH - SEA

CMHSEA

Columbus

Mon 6/29

7:00 pm-11:05 pm

1 stop7h 05m

Seattle/Tacoma Intl

Fri 7/3

9:25 pm-12:00 pm

1 stop11h 35m

$324

ColumbusSeattle

CMH - SEA

CMHSEA

Columbus

Thu 9/3

1:10 pm-9:45 pm

1 stop11h 35m

Seattle/Tacoma Intl

Sun 9/6

11:05 pm-10:35 am

1 stop8h 30m

$364
Quickest round-trip

ColumbusSeattle

CMH - SEA

CMHSEA

Columbus

Fri 7/3

6:07 pm-8:15 pm

Nonstop5h 08m

Seattle/Tacoma Intl

Mon 7/6

10:12 pm-5:40 am

Nonstop4h 28m

$387

ColumbusSeattle

CMH - SEA

CMHSEA

Columbus

Mon 8/3

6:07 pm-8:15 pm

Nonstop5h 08m

Seattle/Tacoma Intl

Tue 8/11

10:12 pm-5:40 am

Nonstop4h 28m

$387

ColumbusSeattle

CMH - SEA

CMHSEA

Columbus

Fri 7/24

3:10 pm-9:30 pm

1 stop9h 20m

Seattle/Tacoma Intl

Fri 7/24

10:45 pm-12:15 pm

1 stop10h 30m

$404

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 21 resultsSorted by cheapest first
1
2
3

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 June.
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 82 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 $207). Flying from Columbus Airport to Seattle in June is currently the most expensive (average of $442). 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 June 12, 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?

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated June 12, 2026.
Peruse reviews from past customers who have flown with Alaska Airlines,Southwest, 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.
Alaska Airlines
7.9
Good
12,490 reviews

Entertainment

7.0

Comfort

7.8

Overall

7.9

Boarding

8.1

Food

7.0

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Jun 2026

RDU - SEA

There was almost a 2 hour delay after arriving before our next flight. Also my husband needed a wheelchair and it seemed hard to get help.
Alaska Airlines
7.9
Good
12,490 reviews
Alaska Airlines
7.9
Good
12,490 reviews

Entertainment

7.0

Comfort

7.8

Overall

7.9

Boarding

8.1

Food

7.0

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Jun 2026

RDU - SEA

There was almost a 2 hour delay after arriving before our next flight. Also my husband needed a wheelchair and it seemed hard to get help.
Southwest
7.9
Good
4,234 reviews
Alaska Airlines
7.9
Good
12,490 reviews

Entertainment

7.0

Comfort

7.8

Overall

7.9

Boarding

8.1

Food

7.0

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Jun 2026

RDU - SEA

There was almost a 2 hour delay after arriving before our next flight. Also my husband needed a wheelchair and it seemed hard to get help.
Delta
7.9
Good
8,400 reviews
Alaska Airlines
7.9
Good
12,490 reviews

Entertainment

7.0

Comfort

7.8

Overall

7.9

Boarding

8.1

Food

7.0

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Jun 2026

RDU - SEA

There was almost a 2 hour delay after arriving before our next flight. Also my husband needed a wheelchair and it seemed hard to get help.
United Airlines
7.4
Good
9,810 reviews
Alaska Airlines
7.9
Good
12,490 reviews

Entertainment

7.0

Comfort

7.8

Overall

7.9

Boarding

8.1

Food

7.0

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Jun 2026

RDU - SEA

There was almost a 2 hour delay after arriving before our next flight. Also my husband needed a wheelchair and it seemed hard to get help.
American Airlines
7.1
Good
11,644 reviews
Alaska Airlines
7.9
Good
12,490 reviews

Entertainment

7.0

Comfort

7.8

Overall

7.9

Boarding

8.1

Food

7.0

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Jun 2026

RDU - SEA

There was almost a 2 hour delay after arriving before our next flight. Also my husband needed a wheelchair and it seemed hard to get help.

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 $282, Southwest can have you in Seattle from Columbus Airport in 16h 25m. The distance from Columbus Airport to Seattle is about 2010 mi.

  • 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 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?

    $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 Frontier and Southwest, with prices starting from $93 and $97, respectively.

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

    Consider Finnair (100%), American Airlines (74%) or Alaska Airlines (74%) 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 $197. On average you can expect to pay $481. The most popular route, (Columbus - Seattle/Tacoma Intl), can usually be booked for $212.

  • 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 $207). Flying from Columbus Airport to Seattle in June is currently the most expensive (average of $442). 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
Lacey
Ocean Shores
Leavenworth
Olympia
Edmonds
Snoqualmie
Tumwater
Tukwila
Puyallup
Kent
Lynnwood
Renton
Ellensburg
Fife
Lakewood
Issaquah
Marysville
Shoreline

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

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 June 12, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$119Average$277FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$129Average$366FlexibilityNo cancel feeOn-time85%
FrontierCheapest$134Average$278FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$177Average$304FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$178Average$357FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$201Average$398FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$226Average$341FlexibilityNo cancel feeOn-time69%

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