---
title: "Cheap Flights from Calgary to Seattle YYC-BFI from - Expedia.ca"
description: "Looking for cheap flights from Calgary (YYC) to Seattle (BFI)? Compare prices by dates with one-way flights from and roundtrip from !"
canonical: "https://www.expedia.ca/lp/flights/yyc/bfi/calgary-to-seattle"
language: en-CA
market: CA
currency: CAD
prices_as_of: 2026-11-15T17:45:51Z
---

# Cheap Flights from Calgary (YYC) to Seattle (BFI)
![A city skyline with the Space Needle prominently in the center.](https://images.trvl-media.com/place/178307/74b030b2-80ee-45bf-9771-ebe736f0c7b1.jpg?impolicy=fcrop&w=1200&h=500&q=medium)

## Popular airlines from Calgary International Airport (YYC) to Seattle, WA (BFI-Boeing Field)

[Air Canada](https://www.expedia.ca/Flights-Search?leg1=from:YYC,to:BFI,departure:29/11/2026TANYT&leg2=from:BFI,to:YYC,departure:06/12/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AC"}}])

[WestJet](https://www.expedia.ca/Flights-Search?leg1=from:YYC,to:BFI,departure:29/11/2026TANYT&leg2=from:BFI,to:YYC,departure:06/12/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"WS"}}])

[Flair Airlines](https://www.expedia.ca/Flights-Search?leg1=from:YYC,to:BFI,departure:29/11/2026TANYT&leg2=from:BFI,to:YYC,departure:06/12/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"F8"}}])

[American Airlines](https://www.expedia.ca/Flights-Search?leg1=from:YYC,to:BFI,departure:29/11/2026TANYT&leg2=from:BFI,to:YYC,departure:06/12/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}])

[United](https://www.expedia.ca/Flights-Search?leg1=from:YYC,to:BFI,departure:29/11/2026TANYT&leg2=from:BFI,to:YYC,departure:06/12/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}])

[Delta](https://www.expedia.ca/Flights-Search?leg1=from:YYC,to:BFI,departure:29/11/2026TANYT&leg2=from:BFI,to:YYC,departure:06/12/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}])

[Porter Airlines](https://www.expedia.ca/Flights-Search?leg1=from:YYC,to:BFI,departure:29/11/2026TANYT&leg2=from:BFI,to:YYC,departure:06/12/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"PD"}}])

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## Alternative airports near Seattle

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

[Select flight to Seattle - Tacoma Intl. SEA. Cheapest option available. Average driving time to city centre is 20 minutes. Flights from CA $756](https://www.expedia.ca/Flights-Search?leg1=from:YYC,to:SEA,departure:29/11/2026TANYT&leg2=from:SEA,to:YYC,departure:30/11/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE)

20 min

## Book with confidence

### Calgary to Seattle Flights

#### The easy way to book your flights from Calgary to Seattle

With Expedia, it’s simple to find and book flights to Seattle from Calgary whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from airlines that cover this route. There are nonstop flights to Boeing Field, too.

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Calgary to Seattle today, tomorrow, or this week.

#### Save dollars with cheap flights from Calgary Intl., YYC to Boeing Field, BFI

Sort your search results by price to find great deals on your flight from Calgary to Seattle—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Seattle from Calgary currently is just rising to .

Here are more money-saving tips:

- Fly in when flight prices are normally at their lowest
- Book about a month to 6 weeks before you travel for the best prices to Seattle
- Avoid peak season and weekends when flights can cost more
- Early morning and late-night flights are sometimes cheaper, so try varying your travel times
- One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free!

#### Reasons to choose Expedia for your flight to Seattle from Calgary

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Seattle with Expedia today.

## Frequently Asked Questions

### How much does a flight from Calgary, AB (YYC-Calgary Intl.) to Seattle, WA (BFI-Boeing Field) cost?

You can find one-way and return flights from YYC to BFI with Expedia. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see our cheapest fares first, and use the Price Tracking tool to receive alerts when YYC to BFI ticket fares go up or down.

### What is the cheapest month to fly from Calgary, AB (YYC-Calgary Intl.) to Seattle, WA (BFI-Boeing Field)?

The cheapest months to fly from YYC to BFI are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.

### Which airlines fly direct from Calgary, AB (YYC-Calgary Intl.) to Seattle, WA (BFI-Boeing Field)?

Enter YYC to BFI and your travel dates, then apply the 'Nonstop' filter to see only direct flights.

### How do I find cheap flights from Calgary, AB (YYC-Calgary Intl.) to Seattle, WA (BFI-Boeing Field)?

To find a cheap flight from Calgary, AB (YYC-Calgary Intl.) to Seattle, WA (BFI-Boeing Field), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up [Price Tracking](https://www.expedia.ca/why/price-tracking) and receive alerts when fares go up or down.

### What is the best time to fly from Calgary, AB (YYC-Calgary Intl.) to Seattle, WA (BFI-Boeing Field)?

The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.

### How many flights per day from Calgary, AB (YYC-Calgary Intl.) to Seattle, WA (BFI-Boeing Field)?

There are approximately 4 connecting flights per day from Calgary International (YYC) to Boeing Field (BFI). Some common connection points include Vancouver International (YVR) and Seattle - Tacoma International (SEA).

### What is the earliest flight from Calgary, AB (YYC-Calgary Intl.) to Seattle, WA (BFI-Boeing Field)?

Sort flights by "Departure (earliest)" on Expedia to find the earliest flight from YYC to BFI. To compare more early flights, use the "Early Morning" and "Morning" filters in your search.

### How long does it take to fly from Calgary, AB (YYC-Calgary Intl.) to Seattle, WA (BFI-Boeing Field)?

There are no nonstop flights from Calgary, AB (YYC-Calgary Intl.) to Seattle, WA (BFI-Boeing Field). Flights with two or more stops typically take around 11 hours. This route covers a distance of approximately 721 kilometres (448 miles). Keep in mind that actual travel times can vary based on your specific routing, layover durations, and factors like wind patterns.

### Can you fly business or first class from Calgary, AB (YYC-Calgary Intl.) to Seattle, WA (BFI-Boeing Field)?

Select the "Business class" and "First class" filters when looking for YYC to BFI flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.

### How do I earn miles on a Calgary, AB (YYC-Calgary Intl.) to Seattle, WA (BFI-Boeing Field) flight with Expedia?

It's easy to earn miles on a Calgary, AB (YYC-Calgary Intl.) to Seattle, WA (BFI-Boeing Field) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of [One Key™](https://www.expedia.ca/welcome-one-key), you can also earn OneKeyCash™\* on top of your airline miles when you book with Expedia.

\*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.

### Is it cheaper to buy a plane ticket from Calgary, AB (YYC-Calgary Intl.) to Seattle, WA (BFI-Boeing Field) at the last minute?

Typically, booking a last minute flight from Calgary, AB (YYC-Calgary Intl.) to Seattle, WA (BFI-Boeing Field) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.

### Is it cheaper to book a Calgary, AB (YYC-Calgary Intl.) to Seattle, WA (BFI-Boeing Field) flight and hotel package?

Securing a Calgary, AB (YYC-Calgary Intl.) to Seattle, WA (BFI-Boeing Field) [flight and hotel package](https://www.expedia.ca/seattle.d178307.destination-travel-guides) is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.

### Can I cancel or change the date of my flight from Calgary, AB (YYC-Calgary Intl.) to Seattle, WA (BFI-Boeing Field)?

If you booked your Calgary, AB (YYC-Calgary Intl.) to Seattle, WA (BFI-Boeing Field) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in [your itinerary](https://www.expedia.ca/trips) or confirmation email. Or, head to our [Customer Service portal](https://www.expedia.ca/helpcenter/) if you'd like more information.

## Travel information

| Origin airport      | Calgary International Airport |
| ------------------- | ----------------------------- |
| Destination airport | Seattle, WA                   |
| Distance            | 721 km away                   |

## Explore a world of travel with Expedia

- [Flights](?equalTargetTab=tab-0)
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- [Flights from Philadelphia (PHL) to Seattle (SEA)](https://www.expedia.ca/lp/flights/phl/sea/philadelphia-to-seattle)
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- [Flights from Vancouver (YVR) to Seattle (BFI)](https://www.expedia.ca/lp/flights/yvr/bfi/vancouver-to-seattle)
- [Flights from Halifax (YHZ) to Seattle (SEA)](https://www.expedia.ca/lp/flights/yhz/sea/halifax-to-seattle)
- [Flights from Penticton (YYF) to Seattle (SEA)](https://www.expedia.ca/lp/flights/yyf/sea/penticton-to-seattle)
- [Flights from Abbotsford (YXX) to Seattle (BFI)](https://www.expedia.ca/lp/flights/yxx/bfi/abbotsford-to-seattle)
- [Flights from Bogotá (BOG) to Seattle (SEA)](https://www.expedia.ca/lp/flights/bog/sea/bogota-to-seattle)
- [Flights from Kahului (OGG) to Seattle (SEA)](https://www.expedia.ca/lp/flights/ogg/sea/kahului-to-seattle)
- [Flights from Spokane (GEG) to Seattle (SEA)](https://www.expedia.ca/lp/flights/geg/sea/spokane-to-seattle)
- [Flights from London (YXU) to Seattle (SEA)](https://www.expedia.ca/lp/flights/yxu/sea/london-to-seattle)
- [Flights from Kansas City (MCI) to Seattle (SEA)](https://www.expedia.ca/lp/flights/mci/sea/kansas-city-to-seattle)
- [Flights from Las Vegas (LAS) to Seattle (SEA)](https://www.expedia.ca/lp/flights/las/sea/las-vegas-to-seattle)
- [Flights from Thunder Bay (YQT) to Seattle (SEA)](https://www.expedia.ca/lp/flights/yqt/sea/thunder-bay-to-seattle)
- [Flights from Seoul (ICN) to Seattle (SEA)](https://www.expedia.ca/lp/flights/icn/sea/seoul-to-seattle)
- [Flights from Edmonton (YEG) to Seattle (SEA)](https://www.expedia.ca/lp/flights/yeg/sea/edmonton-to-seattle)
- [Flights from Detroit (DTW) to Seattle (SEA)](https://www.expedia.ca/lp/flights/dtw/sea/detroit-to-seattle)
- [Flights from Portland (PDX) to Seattle (SEA)](https://www.expedia.ca/lp/flights/pdx/sea/portland-to-seattle)
- [Flights from London (LHR) to Seattle (SEA)](https://www.expedia.ca/lp/flights/lhr/sea/london-to-seattle)
- [Flights from Tampa (TPA) to Seattle (SEA)](https://www.expedia.ca/lp/flights/tpa/sea/tampa-to-seattle)
- [Flights from Cranbrook (YXC) to Seattle (SEA)](https://www.expedia.ca/lp/flights/yxc/sea/cranbrook-to-seattle)
- [Flights from Denver (DEN) to Seattle (SEA)](https://www.expedia.ca/lp/flights/den/sea/denver-to-seattle)
- [Flights from Syracuse (SYR) to Seattle (SEA)](https://www.expedia.ca/lp/flights/syr/sea/syracuse-to-seattle)
- [Flights from Tallahassee (TLH) to Seattle (BFI)](https://www.expedia.ca/lp/flights/tlh/bfi/tallahassee-to-seattle)
- [Flights from Regina (YQR) to Seattle (SEA)](https://www.expedia.ca/lp/flights/yqr/sea/regina-to-seattle)
- [Flights from Charlotte (CLT) to Seattle (SEA)](https://www.expedia.ca/lp/flights/clt/sea/charlotte-to-seattle)
- [Flights from Hamilton (YHM) to Seattle (SEA)](https://www.expedia.ca/lp/flights/yhm/sea/hamilton-to-seattle)
- [Flights from Port Angeles (CLM) to Seattle (SEA)](https://www.expedia.ca/lp/flights/clm/sea/port-angeles-to-seattle)
- [Flights from Vernon (YVE) to Seattle (BFI)](https://www.expedia.ca/lp/flights/yve/bfi/vernon-to-seattle)
- [Flights from Toronto (YYZ) to Seattle (SEA)](https://www.expedia.ca/lp/flights/yyz/sea/toronto-to-seattle)
- [Flights from Cancun (CUN) to Seattle (SEA)](https://www.expedia.ca/lp/flights/cun/sea/cancun-to-seattle)
- [Flights from Buffalo (BUF) to Seattle (SEA)](https://www.expedia.ca/lp/flights/buf/sea/buffalo-to-seattle)
- [Flights from Delhi (DEL) to Seattle (SEA)](https://www.expedia.ca/lp/flights/del/sea/delhi-to-seattle)
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- [Flights from Saskatoon (YXE) to Seattle (SEA)](https://www.expedia.ca/lp/flights/yxe/sea/saskatoon-to-seattle)
- [Flights from Miami (MIA) to Seattle (SEA)](https://www.expedia.ca/lp/flights/mia/sea/miami-to-seattle)
- [Flights from Shanghai (PVG) to Seattle (SEA)](https://www.expedia.ca/lp/flights/pvg/sea/shanghai-to-seattle)
- [Flights from Kalispell (FCA) to Seattle (SEA)](https://www.expedia.ca/lp/flights/fca/sea/kalispell-to-seattle)
- [Flights from Nanaimo (YCD) to Seattle (SEA)](https://www.expedia.ca/lp/flights/ycd/sea/nanaimo-to-seattle)
- [Flights from Vancouver (YVR) to Seattle (SEA)](https://www.expedia.ca/lp/flights/yvr/sea/vancouver-to-seattle)
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- [Flights from Detroit (DTW) to Seattle (BFI)](https://www.expedia.ca/lp/flights/dtw/bfi/detroit-to-seattle)
- [Flights from Victoria (YYJ) to Seattle (BFI)](https://www.expedia.ca/lp/flights/yyj/bfi/victoria-to-seattle)
- [Flights from Kelowna (YLW) to Seattle (BFI)](https://www.expedia.ca/lp/flights/ylw/bfi/kelowna-to-seattle)
- [Flights from Dallas (DFW) to Seattle (SEA)](https://www.expedia.ca/lp/flights/dfw/sea/dallas-to-seattle)
- [Flights from Tokyo (NRT) to Seattle (SEA)](https://www.expedia.ca/lp/flights/nrt/sea/tokyo-to-seattle)
- [Flights from Port Townsend (TWD) to Seattle (BFI)](https://www.expedia.ca/lp/flights/twd/bfi/port-townsend-to-seattle)
- [Flights from Montreal (YUL) to Seattle (SEA)](https://www.expedia.ca/lp/flights/yul/sea/montreal-to-seattle)
- [Flights from Mumbai (BOM) to Seattle (SEA)](https://www.expedia.ca/lp/flights/bom/sea/mumbai-to-seattle)
- [Flights from Atlanta (ATL) to Seattle (SEA)](https://www.expedia.ca/lp/flights/atl/sea/atlanta-to-seattle)
- [Flights from Chatellerault (XCX) to Seattle (BFI)](https://www.expedia.ca/lp/flights/xcx/bfi/chatellerault-to-seattle)
- [Flights from Los Angeles (LAX) to Seattle (BFI)](https://www.expedia.ca/lp/flights/lax/bfi/los-angeles-to-seattle)
- [Flights from Sudbury (YSB) to Seattle (SEA)](https://www.expedia.ca/lp/flights/ysb/sea/sudbury-to-seattle)
- [Flights from Vancouver (CXH) to Seattle (LKE)](https://www.expedia.ca/lp/flights/cxh/lke/vancouver-to-seattle)
- [Flights from Montreal (YUL) to Seattle (BFI)](https://www.expedia.ca/lp/flights/yul/bfi/montreal-to-seattle)
- [Flights from State College (SCE) to Seattle (BFI)](https://www.expedia.ca/lp/flights/sce/bfi/state-college-to-seattle)
- [Flights from Abbotsford (YXX) to Seattle (SEA)](https://www.expedia.ca/lp/flights/yxx/sea/abbotsford-to-seattle)
- [Flights from Austin (AUS) to Seattle (SEA)](https://www.expedia.ca/lp/flights/aus/sea/austin-to-seattle)
- [Flights from San Francisco (SFO) to Seattle (SEA)](https://www.expedia.ca/lp/flights/sfo/sea/san-francisco-to-seattle)
- [Flights from New York (JFK) to Seattle (SEA)](https://www.expedia.ca/lp/flights/jfk/sea/new-york-to-seattle)
- [Flights from Winnipeg (YWG) to Seattle (SEA)](https://www.expedia.ca/lp/flights/ywg/sea/winnipeg-to-seattle)
- [Flights from Minneapolis (MSP) to Seattle (SEA)](https://www.expedia.ca/lp/flights/msp/sea/minneapolis-to-seattle)
- [Flights from Grande Prairie (YQU) to Seattle (SEA)](https://www.expedia.ca/lp/flights/yqu/sea/grande-prairie-to-seattle)
- [Flights from Terrace (YXT) to Seattle (SEA)](https://www.expedia.ca/lp/flights/yxt/sea/terrace-to-seattle)
- [Flights from Toronto (YYZ) to Seattle (BFI)](https://www.expedia.ca/lp/flights/yyz/bfi/toronto-to-seattle)
- [Flights from Toronto (YTO) to Seattle (SEA)](https://www.expedia.ca/lp/flights/yto/sea/toronto-to-seattle)
- [Flights from Washington (DCA) to Seattle (SEA)](https://www.expedia.ca/lp/flights/dca/sea/washington-to-seattle)

\*Available to Expedia members.

## Other language versions

```yaml
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