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$76+ 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 8/21. Fares are subject to change and may not be available on all flights or dates of travel.
CMH — SEA
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
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Cheapflights Tip: The best prices from Columbus to Seattle/Tacoma Intl are usually found in April or November, booked 51 days in advance, depart on a Wednesday or Friday and return on a Friday

Cheap 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 3, 2025.

Round-trip from

$239
(Southwest)

One-way from

$76
(Priceline)

Popular in

July

Cheapest in

April

Average price

$445

Good round-trip deal

$317 or less

Good one-way deal

$196 or less
From Columbus to Seattle/Tacoma Intl
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One-way flight from Columbus to Seattle/Tacoma Intl
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Highest demand for flights based on searches. 11% potential increase in price ($46 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from Columbus to Seattle/Tacoma Intl.
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Price to beat on a one-way flight from Columbus to Seattle/Tacoma Intl.
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Find 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 3, 2025.

This Southwest deal was found by Cheapflights users on 7/2. 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 7/246:40 pmCMH - SEA
1 stop9h 45mSouthwest
Mon 7/2810:40 pmSEA - CMH
1 stop9h 55mSouthwest
Deal found 7/2$239
This FlightHub deal was found by Cheapflights users on 7/3. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/128:34 pmCMH - SEA
1 stop27h 09mFrontier
Sun 9/146:12 amSEA - CMH
1 stop10h 27mFrontier
Deal found 7/3$242
This Hawaiian Airlines deal was found by Cheapflights users on 7/3. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/316:25 pmCMH - SEA
Nonstop5h 10mHawaiian Airlines
Mon 11/310:00 amSEA - CMH
Nonstop4h 25mHawaiian Airlines
Deal found 7/3$246
This American Airlines deal was found by Cheapflights users on 7/1. 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 10/125:30 amCMH - SEA
1 stop7h 19mAmerican Airlines
Fri 10/1712:34 amSEA - CMH
1 stop12h 26mAmerican Airlines
Deal found 7/1$250
This Delta deal was found by Cheapflights users on 7/3. 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.
Fri 9/512:26 pmCMH - SEA
1 stop8h 25mDelta
Mon 9/811:55 pmSEA - CMH
1 stop7h 06mDelta
Deal found 7/3$258
This United Airlines deal was found by Cheapflights users on 6/30. 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 9/205:52 pmCMH - SEA
1 stop7h 28mUnited Airlines
Sat 9/275:00 amSEA - CMH
2 stops8h 48mUnited Airlines
Deal found 6/30$262
This Alaska Airlines deal was found by Cheapflights users on 7/2. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/307:00 amCMH - SEA
Nonstop5h 05mAlaska Airlines
Wed 8/139:45 pmSEA - CMH
Nonstop4h 28mAlaska Airlines
Deal found 7/2$276
This Orbitz deal was found by Cheapflights users on 7/3. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/207:00 amCMH - SEA
Nonstop5h 05mMultiple Airlines
Mon 8/256:17 amSEA - CMH
1 stop10h 25mMultiple Airlines
Deal found 7/3$282
This Sun Country Air deal was found by Cheapflights users on 7/2. 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/37:41 pmCMH - SEA
1 stop15h 27mSun Country Air
Thu 8/1411:59 pmSEA - CMH
1 stop9h 24mSun Country Air
Deal found 7/2$310

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 3, 2025.
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

Thu 7/24

6:40 pm-1:25 am

1 stop9h 45m

Seattle/Tacoma Intl

Mon 7/28

10:40 pm-11:35 am

1 stop9h 55m

$239

ColumbusSeattle

CMH - SEA

CMHSEA

Columbus

Fri 9/12

8:34 pm-8:43 pm

1 stop27h 09m

Seattle/Tacoma Intl

Sun 9/14

6:12 am-7:39 pm

1 stop10h 27m

$242

ColumbusSeattle

CMH - SEA

CMHSEA

Columbus

Sat 8/23

7:00 am-9:03 am

Nonstop5h 03m

Seattle/Tacoma Intl

Sat 8/30

10:00 am-5:37 pm

Nonstop4h 37m

$249

ColumbusSeattle

CMH - SEA

CMHSEA

Columbus

Fri 9/5

12:26 pm-5:51 pm

1 stop8h 25m

Seattle/Tacoma Intl

Mon 9/8

11:55 pm-10:01 am

1 stop7h 06m

$258

ColumbusSeattle

CMH - SEA

CMHSEA

Columbus

Sat 9/20

5:52 pm-10:20 pm

1 stop7h 28m

Seattle/Tacoma Intl

Sat 9/27

5:00 am-4:48 pm

2 stops8h 48m

$262

ColumbusSeattle

CMH - SEA

CMHSEA

Columbus

Sun 9/14

5:37 am-9:21 am

1 stop6h 44m

Seattle/Tacoma Intl

Sat 9/20

6:05 am-5:39 pm

1 stop8h 34m

$265

ColumbusSeattle

CMH - SEA

CMHSEA

Columbus

Wed 7/30

7:00 am-9:05 am

Nonstop5h 05m

Seattle/Tacoma Intl

Tue 8/12

9:45 pm-5:13 am

Nonstop4h 28m

$276

ColumbusSeattle

CMH - SEA

CMHSEA

Columbus

Wed 8/20

7:00 am-9:05 am

Nonstop5h 05m

Seattle/Tacoma Intl

Mon 8/25

6:17 am-7:42 pm

1 stop10h 25m

$282

ColumbusSeattle

CMH - SEA

CMHSEA

Columbus

Sun 8/3

7:41 pm-8:08 am

1 stop15h 27m

Seattle/Tacoma Intl

Thu 8/14

11:59 pm-12:23 pm

1 stop9h 24m

$310

ColumbusSeattle

CMH - SEA

CMHSEA

Columbus

Thu 8/21

8:30 pm-12:34 am

1 stop7h 04m

$76

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

Showing 1-10 of 19 results
1
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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 June 27, 2025.

Booking 51 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 $238). Flying from Columbus Airport to Seattle in July is currently the most expensive (average of $390). 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 3, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 34% on flights from Columbus Airport to Seattle by exploring options for tickets at noon.

What is the cheapest day to fly from Columbus Airport to Seattle?

Use this chart to determine the cheapest time to fly round-trip from Columbus to Seattle. Price data was last updated on June 29, 2025.

Travelers seeking maximum savings on their Columbus Airport to Seattle flight should consider departing on Monday at noon when fares are most often at their lowest. Thursday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Columbus Airport to Seattle

Explore weekly flight availability from Columbus to Seattle. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated July 3, 2025.

The most flights from CMH to SEA are scheduled on a Monday (10 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (3 on average).

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 3, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest, and Delta 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
10,000 reviews

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Southwest
8.0
Very good
4,266 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,982 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Hawaiian Airlines
7.8
Good
2,545 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,861 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

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 7 inbound flights from Columbus per day.

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

    Our cheapest airline available from Columbus Airport to Seattle is Southwest. Our recent data shows that you can find tickets from as low as $239 on this airline. Additional options worth looking into are Frontier and Hawaiian Airlines, starting at $242 and $249 round-trip. Southwest is currently priced 35% below the average price you’ll pay for this route.

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

    $76 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Southwest and Delta, with prices starting from $98 and $99, respectively.

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

    Consider Finnair (85%), Air Tahiti Nui (76%) or Alaska Airlines (71%) 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 $143. On average you can expect to pay $731. The most popular route, (Columbus - Seattle/Tacoma Intl), can usually be booked for $195.

  • 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 $238). Flying from Columbus Airport to Seattle in July is currently the most expensive (average of $390). 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 Columbus Airport?

Book flights to Columbus Airport if you plan to visit one of these locations
SeaTac
Tukwila
Tacoma
Lakewood
Ocean Shores
Lacey
Leavenworth
Lynnwood
Renton
Olympia
Shoreline
Puyallup
Cle Elum
Centralia
Kent
Federal Way
Chehalis
Kirkland
Aberdeen
Shelton

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 Wenatchee flights
Columbus to Pasco flights
Columbus to Pullman flights
Columbus to Yakima 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 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$130Average$196FlexibilityNo cancel feeOn-time65%
DeltaCheapest$157Average$300FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$194Average$336FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$196Average$391FlexibilityNo cancel feeOn-time71%
Hawaiian AirlinesCheapest$212Average$390FlexibilityNo cancel feeOn-time85%
United AirlinesCheapest$234Average$350FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$252Average$402FlexibilityNo cancel feeOn-time75%

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