HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Seattle

$149+ Cheap flights from Green Bay to Seattle (GRB - 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 1/8. Fares are subject to change and may not be available on all flights or dates of travel.
GRB — SEA
Jan 3 — Jan 101
Sat 1/3
Sat 1/10
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Green Bay 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.

Cheapflights Tip: The best prices from Green Bay Austin-Straubel to Seattle/Tacoma Intl are usually found in October or December, booked 45 days in advance, depart on a Monday or Thursday and return on a Saturday

Cheap flight deals from Green Bay to Seattle

Cheapest flights from Green Bay to Seattle
Explore the most affordable flight options available from Green Bay to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 4, 2025.

This United Airlines deal was found by Cheapflights users on 12/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/223:42 pmGRB - SEA
1 stop9h 05mUnited Airlines
Tue 12/3011:59 pmSEA - GRB
1 stop8h 10mUnited Airlines
Deal found 12/3$395
This Delta deal was found by Cheapflights users on 12/3. 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.
Wed 12/107:00 amGRB - SEA
1 stop9h 45mDelta
Wed 12/1011:15 pmSEA - GRB
1 stop9h 16mDelta
Deal found 12/3$457
This Delta deal was found by Cheapflights users on 12/3. 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.
Wed 12/244:29 pmGRB - SEA
1 stop9h 02mDelta
Thu 12/256:10 amSEA - GRB
1 stop7h 39mDelta
Deal found 12/3$461
This Delta deal was found by Cheapflights users on 12/3. 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.
Thu 12/1112:13 pmGRB - SEA
1 stop6h 47mDelta
Thu 12/1111:15 pmSEA - GRB
1 stop9h 16mDelta
Deal found 12/3$505
This American Airlines deal was found by Cheapflights users on 12/3. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/47:17 amGRB - SEA
1 stop8h 38mAmerican Airlines
Sat 12/612:38 amSEA - GRB
1 stop6h 35mAmerican Airlines
Deal found 12/3$519
This United Airlines deal was found by Cheapflights users on 12/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/46:15 amGRB - SEA
2 stops9h 32mUnited Airlines
Sun 12/75:00 amSEA - GRB
2 stops9h 46mUnited Airlines
Deal found 12/3$529
This Delta deal was found by Cheapflights users on 12/3. 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.
Mon 12/2211:11 amGRB - SEA
1 stop9h 17mDelta
Wed 12/2410:57 pmSEA - GRB
1 stop9h 34mDelta
Deal found 12/3$546
This United Airlines deal was found by Cheapflights users on 12/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/156:15 amGRB - SEA
1 stop7h 30mUnited Airlines
Mon 12/157:34 pmSEA - GRB
2 stops12h 33mUnited Airlines
Deal found 12/3$552

Find flight deals from Green Bay to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Green Bay (GRB) 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 December 4, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$251
(Delta)

One-way from

$149
(American Airlines)

Popular in

January

Cheapest in

October

Average price

$328
Provider with most accurate pricing for Green Bay Austin-Straubel-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Green Bay Austin-Straubel-Seattle/Tacoma Intl flights.
Search Deals
From Green Bay Austin-Straubel to Seattle/Tacoma Intl
Search Deals
One-way flight from Green Bay Austin-Straubel to Seattle/Tacoma Intl
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($16 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($23 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Green Bay 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 December 4, 2025.
Use the filters below to find and compare flights from Green Bay to Seattle that are best for you.

Fly from

Green Bay

Fly to

Seattle

Route

Depart

Return

Price

Green BaySeattle

GRB - SEA

GRBSEA

Green Bay Austin-Straubel

Wed 1/28

4:18 pm-8:46 pm

1 stop6h 28m

Seattle/Tacoma Intl

Sat 1/31

6:05 am-4:48 pm

1 stop8h 43m

$251

Green BaySeattle

GRB - SEA

GRBSEA

Green Bay Austin-Straubel

Sat 1/31

4:15 pm-8:46 pm

1 stop6h 31m

Seattle/Tacoma Intl

Tue 2/3

6:05 am-4:39 pm

1 stop8h 34m

$251

Green BaySeattle

GRB - SEA

GRBSEA

Green Bay Austin-Straubel

Sat 1/24

4:15 pm-8:46 pm

1 stop6h 31m

Seattle/Tacoma Intl

Sun 1/25

6:05 am-3:38 pm

1 stop7h 33m

$270

Green BaySeattle

GRB - SEA

GRBSEA

Green Bay Austin-Straubel

Wed 1/21

6:31 am-11:32 am

1 stop7h 01m

Seattle/Tacoma Intl

Thu 1/22

5:00 am-4:47 pm

2 stops9h 47m

$279

Green BaySeattle

GRB - SEA

GRBSEA

Green Bay Austin-Straubel

Thu 1/8

4:53 pm-10:20 pm

1 stop7h 27m

Seattle/Tacoma Intl

Mon 1/12

2:04 pm-10:12 pm

1 stop6h 08m

$289

Green BaySeattle

GRB - SEA

GRBSEA

Green Bay Austin-Straubel

Sat 1/10

10:42 am-6:14 pm

1 stop9h 32m

Seattle/Tacoma Intl

Sun 1/11

7:00 am-3:07 pm

1 stop6h 07m

$292

Green BaySeattle

GRB - SEA

GRBSEA

Green Bay Austin-Straubel

Thu 1/8

11:20 am-8:45 pm

2 stops11h 25m

Seattle/Tacoma Intl

Sun 1/11

11:12 pm-10:50 am

2 stops9h 38m

$299

Green BaySeattle

GRB - SEA

GRBSEA

Green Bay Austin-Straubel

Thu 1/8

4:53 pm-10:20 pm

1 stop7h 27m

$149

Green BaySeattle

GRB - SEA

GRBSEA

Green Bay Austin-Straubel

Thu 1/8

6:31 am-9:12 pm

3 stops16h 41m

$204

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/3

Compare providers for flights from Green Bay 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 Green Bay to Seattle in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 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 Green Bay-Seattle flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Green Bay-Seattle flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Green Bay-Seattle flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Green Bay-Seattle flights, Cheapflights users trust eDreams the most. eDreams 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 Green Bay-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 Green Bay to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Green Bay 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 Green Bay to Seattle

How far ahead should I book a flight from Green Bay to Seattle?

Use this chart to determine the optimal time to book a round-trip flight from Green Bay to Seattle. Price data was last updated on November 28, 2025.

To ensure you get the cheapest price possible for a flight from Green Bay to Seattle, you should look to book at least 45 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Green Bay to Seattle?

Currently, February is the cheapest month in which you can book a flight from Green Bay to Seattle (average of $143). Flying from Green Bay to Seattle in July is currently the most expensive (average of $300). 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 GRB to SEA?

Find hourly flight availability from Green Bay 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 December 4, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 56% on flights from Green Bay 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 December 4, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines, and American Airlines from Green Bay 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.
Delta
7.9
Good
8,011 reviews

Comfort

7.9

Overall

7.9

Crew

8.5

Boarding

8.1

Food

7.3

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,011 reviews
Delta
7.9
Good
8,011 reviews

Comfort

7.9

Overall

7.9

Crew

8.5

Boarding

8.1

Food

7.3

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,066 reviews
Delta
7.9
Good
8,011 reviews

Comfort

7.9

Overall

7.9

Crew

8.5

Boarding

8.1

Food

7.3

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,047 reviews
Delta
7.9
Good
8,011 reviews

Comfort

7.9

Overall

7.9

Crew

8.5

Boarding

8.1

Food

7.3

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Frontier
5.8
Fair
3,090 reviews
Delta
7.9
Good
8,011 reviews

Comfort

7.9

Overall

7.9

Crew

8.5

Boarding

8.1

Food

7.3

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

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

  • How long is the flight from Green Bay to Seattle?

    Departing from Green Bay to Seattle will take you 6h 28m. The distance between Green Bay and Seattle is about 1640 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Green Bay to Seattle round-trip?

    Flying on Frontier is currently your cheapest option to Seattle, with prices starting at $122. Additional round-trip tickets that might be worth considering are offered by Delta and United Airlines, with the lowest prices starting at $250 and $269, respectively. You may be able to fly from Green Bay to Seattle for 72% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Green Bay to Seattle one-way?

    One-way options have recently been found by users for as low as $135 on Delta. Other airlines that offer cheap prices include United Airlines from $140 and American Airlines from $203 one-way.

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

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

  • How can I find direct flights from Green Bay to Seattle?

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

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

    Yes. Cheapflights offers flight deals from Green Bay 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 Green Bay to Seattle?

    Currently, February is the cheapest month in which you can book a flight from Green Bay to Seattle (average of $143). Flying from Green Bay to Seattle in July is currently the most expensive (average of $300). 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
Olympia
Ocean Shores
Edmonds
Lynnwood
Renton
Puyallup
Kirkland
Kent
Tukwila
Cle Elum
Marysville
Leavenworth
Fife
Aberdeen
Shoreline
Centralia
Federal Way

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Green Bay to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to Seattle flights
Minneapolis to Seattle flights
O'Hare Intl to Portland flights
Milwaukee to Seattle flights
Minneapolis to Portland flights
Madison to Seattle flights
Minneapolis to Spokane flights
O'Hare Intl to Spokane flights
Appleton to Seattle flights
Minneapolis to Pasco flights
Appleton to Portland flights
Milwaukee to Portland flights
Madison to Portland flights
Rhinelander to Seattle flights
Madison to Spokane flights
Escanaba to Seattle flights
O'Hare Intl to Pasco flights
Green Bay to Portland flights
Appleton to Spokane flights
Duluth to Portland flights
Minneapolis to Bellingham flights
Wausau to Seattle flights
Duluth to Seattle flights
Milwaukee to Pasco flights
Madison to Pasco flights
Milwaukee to Spokane flights
Duluth to Spokane flights
O'Hare Intl to Walla Walla flights
La Crosse to Seattle flights
Wausau to Spokane flights
Minneapolis to Yakima flights
Green Bay to Spokane flights
La Crosse to Portland flights
Minneapolis to Walla Walla flights
O'Hare Intl to Wenatchee flights
Wausau to Portland flights
Minneapolis to Pullman flights
O'Hare Intl to Yakima flights
Eau Claire to Portland flights
O'Hare Intl to Bellingham flights
Milwaukee to Yakima flights
Milwaukee to Bellingham flights
O'Hare Intl to Pullman flights
Milwaukee to Pullman flights
La Crosse to Spokane flights
Dubuque to Seattle flights

Top 4 airlines flying from Green Bay to Seattle

Discover the top 4 airlines that operate flights from Green Bay 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 December 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$122Average$324FlexibilityNo cancel feeOn-time62%
DeltaCheapest$250Average$456FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$269Average$547FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$288Average$467FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.