$141 Cheap Delta flights Green Bay (GRB) to Seattle (SEA)

Set the “Price (lowest to highest)” filter on Expedia to look for cheap Delta Air Lines round-trip flights from $250 from GRB to SEA. Affordable one-way fares from $141 are available as well.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Delta Air Lines flights to Seattle are often cheaper in the low-season months of January and February. Whether you’re after a one-way or round-trip ticket, you could land a better deal then.

Search for affordable Delta Air Lines flights from Austin Straubel Intl. Airport (GRB) to Seattle - Tacoma Intl. Airport (SEA) one to three months before your departure day. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. No matter the fare type and itinerary, the ideal day to book a domestic flight is usually Sunday and the most expensive day is typically Monday. Passengers who book on a Sunday can save 6% on average compared to those who book their travel on a Monday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

Enter your dates, hit search and use the “Nonstop” filter on Expedia to browse any direct flights from GRB to SEA with Delta Air Lines or other carriers.

Filter your results by “Morning” and “Early Morning” to browse the earliest departures from GRB to SEA. Jetting off early means you’re 20% less likely to experience cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

Catch a Delta Air Lines flight from Austin Straubel Intl. Airport (GRB) to Seattle, and you’ll likely touch down at Seattle - Tacoma Intl. Airport (SEA). This is the airline’s primary hub here.

Delta Air Lines makes flying from GRB to SEA more comfortable with a rewarding loyalty program and an excellent in-flight experience. You also have the chance to earn points with Delta SkyMiles. Don’t forget to join Expedia’s free One Key™ rewards program to earn OneKeyCash™*, which can be redeemed on future bookings.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Changes are usually free within 24 hours of making your booking, but your airline may charge you after that. For further details about altering your flights, go to your “Trips,” select your flight and click on “Manage Booking.” If you’d like the flexibility to change your plans without additional charges, tick the “Changes included” and “No cancel fee” filters when organizing your next trip.