Cheap Flights to Northwest Washington , WA from CA $149

View CA $149 flight on Sat, Jul 25, 2026Opens in a new window

Flight 1

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How much is the cheapest flight to Northwest Washington?

Prices were available within the past 7 days and start at CA $149 for one-way flights and CA $298 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Fri, May 1 - Tue, Jun 30
YYC
Calgary
SEA
Seattle
CA $305 Roundtrip, found 5 days ago
CA $305
Roundtrip
found 5 days ago
Select United flight, departing Fri, May 1 from Calgary to Seattle, returning Tue, Jun 30, priced at CA $305 found 5 days ago
Air Canada
Tue, Jul 21 - Thu, Jul 23
YYC
Calgary
SEA
Seattle
CA $317 Roundtrip, found 4 days ago
CA $317
Roundtrip
found 4 days ago
Select Air Canada flight, departing Tue, Jul 21 from Calgary to Seattle, returning Thu, Jul 23, priced at CA $317 found 4 days ago
WestJet
Mon, Jun 22 - Fri, Jun 26
YYC
Calgary
SEA
Seattle
CA $362 Roundtrip, found 3 days ago
CA $362
Roundtrip
found 3 days ago
Select WestJet flight, departing Mon, Jun 22 from Calgary to Seattle, returning Fri, Jun 26, priced at CA $362 found 3 days ago
Alaska Airlines
Wed, May 20 - Mon, May 25
YYC
Calgary
SEA
Seattle
CA $374 Roundtrip, found 3 days ago
CA $374
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Wed, May 20 from Calgary to Seattle, returning Mon, May 25, priced at CA $374 found 3 days ago
American Airlines
Sat, May 2 - Wed, May 6
YYZ
Toronto
SEA
Seattle
CA $439 Roundtrip, found 1 hour ago
CA $439
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Sat, May 2 from Toronto to Seattle, returning Wed, May 6, priced at CA $439 found 1 hour ago

Alternative airports

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Vancouver Intl. YVR. Cheapest option available. Flights from CA $459
YVR
Vancouver Intl.
Cheapest
Flights from CA $459

Frequently asked questions

How do I find cheap flights to Northwest Washington that have flexible change policies?
By using our convenient "No change fee" filter, that's how. Simply enter your travel dates, click the "Search" button, then tick the box under the "Flexible change policies" heading (to the left of your screen). Expedia makes it easy to find flexible and affordable flights to Northwest Washington.
Which airlines fly to Northwest Washington?
With a good selection of airlines offering flights into or near Northwest Washington, you won't be short of options:

  • Alaska Airlines - 7,940 flights to or near Northwest Washington each month, including 7,593 flights to Seattle - Tacoma Intl. Airport (SEA) per month.
  • Delta - 3,907 flights to or near Northwest Washington each month, including 3,694 flights to Seattle - Tacoma Intl. Airport (SEA) per month.
  • Air Canada - 933 flights to or near Northwest Washington each month, including 933 flights to Vancouver Intl. Airport (YVR) per month.

How can I find cheap tickets to Northwest Washington?
To get your hands on a great deal to Northwest Washington, book well ahead of time. Also make use of Expedia's handy "flexible dates" link at the top of your search results. This will compare prices for the days around your travel dates. In the last seven days, CA $298 was the best price for a flight to Northwest Washington.
How much is a flight to Northwest Washington?
You could have snapped up a return air ticket to Northwest Washington from anywhere between CA $298 and CA $439 in the last seven days. For one-way journeys departing from Calgary (YYC), the lowest price during this time was just CA $149.
What are the most popular airports to fly into in Northwest Washington?
Which airport you touch down at in Northwest Washington depends on where you're coming from and where you're heading to. Listed below are three of the top airports in the region:

  • Seattle - Tacoma Intl. Airport (SEA) - 13,152 flights per month.
  • Vancouver Intl. Airport (YVR) - 1,900 flights per month.
  • Snohomish County - Paine Field Airport (PAE) - 260 flights per month.

When is the cheapest time to fly to Northwest Washington?
If you'd prefer to spend your hard-earned vacation dollars enjoying the delights of Northwest Washington rather than on flying there, take off early in the week. The most economical day to travel is generally Tuesday, with Monday coming in second. With many folks travelling on weekends, Saturday typically has the highest fares.
How much is a plane ticket to Northwest Washington?
In the last seven days, airfares to Northwest Washington ranged between CA $298 and CA $439. Prices depend on a number of things, particularly the time of departure, airline, seating class and how early the fare is booked.
What are the best things to do in Northwest Washington?

  • Kick off your Northwest Washington getaway in the bustling city of Bellingham. There's so much to keep you on the move here, from fascinating attractions like Western Washington University to great food, arts, shopping and more.
  • When figuring out what kind of clothes to take on your getaway, bear in mind that Bellingham has an oceanic climate. To give you a clearer picture of what to expect, check the weather conditions before you jet off.
  • You'll want to make Deming your next stop. It's around 21 kilometres to the northeast of Bellingham and home to Deming Homestead Eagle Park, one of the destination's best attractions.

What is the best time to go to Northwest Washington?
June, July and August are the busiest months to travel to Bellingham, one of Northwest Washington's leading destinations. If you're chasing a summer adventure, book your vacation from June 20 onward and make the most of the warm, sunny weather. Temperatures usually range from a low 11ºC to 21ºC around this time of year.
What months are the cheapest to book a flight to Northwest Washington?
An excellent month to purchase budget fares to Northwest Washington is February. It's worth noting that in the USA, an expensive time to reserve a ticket is the month of December.

Travel information

Destination airport
Lake Union Seaplane Base
Destination airport IATA code
LKE
Destination city name
Seattle
Roundtrip price
CA $298

Trending flights to Northwest Washington

Prices were available within the past 7 days and start at CA $149 for one-way flights and CA $298 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Harbour Air Seaplanes
Wed, May 13 - Wed, May 20
CXH
Vancouver
LKE
Seattle
CA $298 Roundtrip, just found
CA $298
Roundtrip
just found
Select Harbour Air Seaplanes flight, departing Wed, May 13 from Vancouver to Seattle, returning Wed, May 20, priced at CA $298 just found

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