Cheap Flights to Northwest Seattle

View ฿3,380 flight on Wed, 10 Dec 2025Opens in a new window

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Cheap round-trip flights to Northwest Seattle

Prices were available within the past 7 days and start at ฿3,380 for one-way flights and ฿6,755 for round trip, for the period specified. Be sure to select the 'Direct flights only' box above if you are looking for a non stop route. Prices and availability are subject to change. Additional terms apply.

Delta
Mon, 22 Sep - Tue, 30 Sep
BWI
Baltimore
SEA
Seattle
฿6,755 Return, found 1 day ago
฿6,755
Return
found 1 day ago
Select Delta flight, departing Mon, 22 Sep from Baltimore to Seattle, returning Tue, 30 Sep, priced at ฿6,755 found 1 day ago
American Airlines
Mon, 22 Sep - Tue, 30 Sep
BWI
Baltimore
SEA
Seattle
฿10,015 Return, found 1 day ago
฿10,015
Return
found 1 day ago
Select American Airlines flight, departing Mon, 22 Sep from Baltimore to Seattle, returning Tue, 30 Sep, priced at ฿10,015 found 1 day ago
United
Mon, 22 Sep - Tue, 30 Sep
BWI
Baltimore
SEA
Seattle
฿12,950 Return, found 1 day ago
฿12,950
Return
found 1 day ago
Select United flight, departing Mon, 22 Sep from Baltimore to Seattle, returning Tue, 30 Sep, priced at ฿12,950 found 1 day ago
Philippine Airlines
Tue, 5 May - Wed, 13 May
BKK
Bangkok
SEA
Seattle
฿20,335 Return, found 6 days ago
฿20,335
Return
found 6 days ago
Select Philippine Airlines flight, departing Tue, 5 May from Bangkok to Seattle, returning Wed, 13 May, priced at ฿20,335 found 6 days ago
STARLUX Airlines
Wed, 17 Sep - Sun, 28 Sep
BKK
Bangkok
SEA
Seattle
฿26,179 Return, found 5 days ago
฿26,179
Return
found 5 days ago
Select STARLUX Airlines flight, departing Wed, 17 Sep from Bangkok to Seattle, returning Sun, 28 Sep, priced at ฿26,179 found 5 days ago

Find the cheapest month to fly from Columbus (CMH) to Seattle (SEA)

October is typically the cheapest month to fly

From ฿4,452 - ฿7,787 per traveller.

Graph displaying average flight prices per month

Flights to Northwest Seattle

Searching for cheap flights to Northwest Seattle? No travel company presents more choices than Expedia if you're looking to compare flights to Northwest Seattle. With more airlines, cheaper flights, fewer stops, and more departure and arrival times travellers should ensure they search on Expedia before any holiday to Northwest Seattle. Expedia provides the cheapest flights to Northwest Seattle and you may find even greater savings if you combine your flight to Northwest Seattle with a hotel stay. Travellers who are flexible about flight times can benefit from last minute cheap flights to Northwest Seattle.

Expedia is the largest online travel agency which means that Expedia have access to cheap airline tickets. So make sure you check Expedia regularly for these bargain flights because the cheapest airline ticket deals sell out fast.

Expedia is not only free for everyone to use but it quick and easy to use. Find the lowest flight prices guaranteed and book directly through Expedia. Browse through hundreds of cheap flight offers to find the one that suits your budget by simply inputting your travel dates. Expedia will then find the cheapest flights to Northwest Seattle for that period and let you choose your preferred time and airline.

Frequently asked questions

How do I find cheap flights to Northwest Seattle that have flexible change policies?
By using our smart "No change fee" filter, that's how. All you have to do is enter your preferred dates and destination, click "Search," then check the box directly under the "Flexible change policies" subheading (it's on the left of your screen). Expedia makes it easy to find flexible, low-priced tickets to Northwest Seattle.
Which airlines fly to Northwest Seattle?
When it's time for a well-earned break, these top airlines will make journeying to Northwest Seattle a total breeze:

  • Kenmore Air - 243 flights to or near Northwest Seattle each month, including 243 flights to Boeing Field Airport (BFI) per month.
  • Sun Country Airlines - 4 flights to or near Northwest Seattle each month, including 4 flights to Boeing Field Airport (BFI) per month.

How can I find cheap tickets to Northwest Seattle?
A great strategy for finding cheap airfares is to be flexible with your travel dates. Start by searching for your flight to Northwest Seattle, then click on the "flexible dates" box for a list of prices for nearby days. Want another tip? Book ahead of time. To give you an idea of costs, ฿6,755 was the best price for a flight to Northwest Seattle in the last seven days.
How much is a flight to Northwest Seattle?
In the last seven days, return airfares to Northwest Seattle sold for as low as ฿6,755 and reached a maximum of ฿26,179. For one-way fares departing from Baltimore (BWI), the lowest price during this time was just ฿3,380.
What are the most popular airports to fly into in Northwest Seattle?
Book your flight to Boeing Field Airport (BFI) and sample the best that Northwest Seattle has to offer. As the region's main entry point, around 247 flights land here every month.
How much is a plane ticket to Northwest Seattle?
In the last seven days, ticket prices to Northwest Seattle ranged from ฿6,755 to ฿26,179.
What months are the cheapest to book a flight to Northwest Seattle?
February is the most affordable month to reserve a seat for your Northwest Seattle adventure. Fares are at a premium during December, so avoid this time if you can.
Flights to Northwest Seattle information
Destination airport
Seattle - Tacoma Intl.
Destination airport IATA code
SEA
Destination city name
Seattle
Return price
฿9,475

Trending flights to Northwest Seattle

Prices were available within the past 7 days and start at ฿3,380 for one-way flights and ฿6,755 for round trip, for the period specified. Be sure to select the 'Direct flights only' box above if you are looking for a non stop route. Prices and availability are subject to change. Additional terms apply.

Philippine Airlines
Tue, 5 May - Wed, 13 May
BKK
Bangkok
SEA
Seattle
฿20,335 Return, found 6 days ago
฿20,335
Return
found 6 days ago
Select Philippine Airlines flight, departing Tue, 5 May from Bangkok to Seattle, returning Wed, 13 May, priced at ฿20,335 found 6 days ago
*Available to Expedia members.