Cheap Flights to Northwest Washington , WA from CA $173

View CA $173 flight on Wed, Sep. 10, 2025Opens in a new window

Popular airlines

  • Alaska Airlines

    Alaska Airlines

  • American Airlines

    American Airlines

  • Hawaiian Airlines

    Hawaiian Airlines

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

How much is the cheapest flight to Northwest Washington?

Prices were available within the past 7 days and start at CA $173 for one-way flights and CA $281 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

WestJet
Wed, Sep. 17 - Thu, Sep. 18
YYC
Calgary
SEA
Seattle
CA $281 Roundtrip, found 5 hours ago
CA $281
Roundtrip
found 5 hours ago
Select WestJet flight, departing Wed, Sep. 17 from Calgary to Seattle, returning Thu, Sep. 18, priced at CA $281 found 5 hours ago
Air Canada
Thu, Nov. 13 - Tue, Nov. 18
YYC
Calgary
SEA
Seattle
CA $297 Roundtrip, found 3 days ago
CA $297
Roundtrip
found 3 days ago
Select Air Canada flight, departing Thu, Nov. 13 from Calgary to Seattle, returning Tue, Nov. 18, priced at CA $297 found 3 days ago
Alaska Airlines
Sat, Sep. 20 - Tue, Sep. 23
YYC
Calgary
SEA
Seattle
CA $301 Roundtrip, found 2 hours ago
CA $301
Roundtrip
found 2 hours ago
Select Alaska Airlines flight, departing Sat, Sep. 20 from Calgary to Seattle, returning Tue, Sep. 23, priced at CA $301 found 2 hours ago
United
Thu, Oct. 16 - Fri, Oct. 17
YYC
Calgary
SEA
Seattle
CA $310 Roundtrip, found 1 day ago
CA $310
Roundtrip
found 1 day ago
Select United flight, departing Thu, Oct. 16 from Calgary to Seattle, returning Fri, Oct. 17, priced at CA $310 found 1 day ago
Porter Airlines
Sat, Oct. 4 - Mon, Oct. 6
YYZ
Toronto
PAE
Seattle
CA $656 Roundtrip, found 1 day ago
CA $656
Roundtrip
found 1 day ago
Select Porter Airlines flight, departing Sat, Oct. 4 from Toronto to Seattle, returning Mon, Oct. 6, priced at CA $656 found 1 day ago

Expedia.ca gives you the best tools to secure great deals on flights to Northwest Washington. Use our easy and convenient booking engine to browse nonstop flights and convenient departure points every day of the year. Search airfares from the top airlines to book your perfect flight to Northwest Washington. Whatever your travel needs, you can always rely on Expedia.ca to help you find cheap flights to Northwest Washington.

Using our booking engine is simple - just type in your points of travel and preferred dates and Expedia.ca does the rest! If your travel times are flexible, you can find even better bargains by adjusting your flight dates. Browse connecting flights to increase your chances of finding even lower fares. Thanks to Expedia's Best Price Guarantee, you can book your Northwest Washington flights with full confidence knowing that you've found the best deal online.

Expedia.ca makes the booking process easy and stress-free by offering support along the entire way. Our friendly staff is available 24 hours a day to provide assistance and help you book your ticket. Call us toll-free at 1-888-397-3342 to answer any questions that you may have about your trip to Northwest Washington.

Looking to save even more? Get additional savings by bundling your Northwest Washington flight with a hotel and/or car rental to create a bargain travel package. Early birds can discover terrific savings by booking in advance while last minute travelers can enjoy great last minute deals. With Expedia.ca, there's no shortage of options to save even more on your Northwest Washington trip!

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 $281 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 $281 and CA $656 in the last seven days. For one-way journeys departing from Calgary (YYC), the lowest price during this time was just CA $173.
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 $281 and CA $656. 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.
Flights to Northwest Washington information
Destination airport
Seattle - Tacoma Intl.
Destination airport IATA code
SEA
Destination city name
Seattle
Roundtrip price
CA $188

Trending flights to Northwest Washington

Prices were available within the past 7 days and start at CA $173 for one-way flights and CA $281 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

WestJet
Wed, Sep. 17 - Thu, Sep. 18
YYC
Calgary
SEA
Seattle
CA $281 Roundtrip, found 5 hours ago
CA $281
Roundtrip
found 5 hours ago
Select WestJet flight, departing Wed, Sep. 17 from Calgary to Seattle, returning Thu, Sep. 18, priced at CA $281 found 5 hours ago
*Available to Expedia members.