This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/6. Fares are subject to change and may not be available on all flights or dates of travel.
YYC — SEA
28 Jun — 5 Jul1
Round-trip
1 adult
Economy
Round-trip
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Calgary to Seattle/Tacoma Intl are usually found in November or January, booked 56 days in advance, depart on a Friday or Thursday and return on a Monday
Cheap flight deals from Calgary to Seattle
Enter your travel dates to find the best prices.
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Best
Direct
Last-minute
One-way
Cheapest flights from Calgary to Seattle
Explore the most affordable flight options available from Calgary to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 May 2026.
Sat 11/73:50 p.m.
YYC
-
SEA
2 stops7h 52m
Air Canada
Sat 18/75:45 a.m.
SEA
-
YYC
2 stops8h 17m
Air Canada
Deal found 27/5C$ 325
Thu 9/76:00 a.m.
YYC
-
SEA
1 stop5h 07m
Air Canada
Sun 12/73:00 p.m.
SEA
-
YYC
1 stop4h 30m
Air Canada
Deal found 29/5C$ 330
Wed 24/62:05 p.m.
YYC
-
SEA
1 stop5h 27m
Air Canada
Mon 29/63:00 p.m.
SEA
-
YYC
1 stop6h 00m
Air Canada
Deal found 28/5C$ 333
Sat 20/67:05 p.m.
YYC
-
SEA
1 stop4h 37m
Air Canada
Sat 27/65:45 a.m.
SEA
-
YYC
1 stop6h 25m
Air Canada
Deal found 24/5C$ 335
Fri 10/72:05 p.m.
YYC
-
SEA
1 stop5h 27m
Air Canada
Mon 13/77:20 p.m.
SEA
-
YYC
1 stop5h 20m
Air Canada
Deal found 27/5C$ 339
Best flights from Calgary to Seattle
Discover carefully curated flight deals from Calgary to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 29 May 2026.
Fri 23/105:50 p.m.
YYC
-
SEA
Nonstop1h 55m
Delta
Tue 27/107:20 a.m.
SEA
-
YYC
1 stop6h 00m
Delta
Deal found 28/5C$ 519
Fri 23/106:00 a.m.
YYC
-
SEA
2 stops18h 26m
United Airlines
Tue 27/105:00 a.m.
SEA
-
YYC
1 stop6h 03m
United Airlines
Deal found 28/5C$ 611
Fri 10/75:50 p.m.
YYC
-
SEA
Nonstop1h 55m
Delta
Mon 13/73:45 p.m.
SEA
-
YYC
1 stop6h 10m
Delta
Deal found 27/5C$ 535
Fri 7/88:45 a.m.
YYC
-
SEA
Nonstop1h 55m
Delta
Mon 10/85:32 p.m.
SEA
-
YYC
1 stop4h 23m
Delta
Deal found 27/5C$ 535
Wed 8/78:45 a.m.
YYC
-
SEA
Nonstop1h 55m
Delta
Mon 13/73:45 p.m.
SEA
-
YYC
1 stop4h 15m
Delta
Deal found 26/5C$ 535
Wed 14/105:50 p.m.
YYC
-
SEA
Nonstop1h 55m
Delta
Sat 17/109:20 a.m.
SEA
-
YYC
1 stop4h 55m
Delta
Deal found 24/5C$ 535
Wed 8/78:45 a.m.
YYC
-
SEA
Nonstop1h 55m
Delta
Wed 15/79:20 a.m.
SEA
-
YYC
1 stop4h 55m
Delta
Deal found 24/5C$ 535
Thu 1/105:50 p.m.
YYC
-
SEA
Nonstop1h 55m
Delta
Sat 3/103:35 p.m.
SEA
-
YYC
1 stop6h 20m
Delta
Deal found 29/5C$ 535
Wed 19/88:45 a.m.
YYC
-
SEA
Nonstop1h 55m
Delta
Mon 24/85:32 p.m.
SEA
-
YYC
1 stop6h 12m
Delta
Deal found 25/5C$ 535
Direct flights from Calgary to Seattle
Explore direct flight options from Calgary to Seattle based on user searches, and compare prices and availability for your desired travel dates. Data last updated 29 May 2026.
Fri 10/78:45 a.m.
YYC
-
SEA
Nonstop1h 55m
WestJet
Fri 17/710:30 a.m.
SEA
-
YYC
Nonstop1h 40m
WestJet
Deal found 27/5C$ 365
Wed 15/78:45 a.m.
YYC
-
SEA
Nonstop1h 55m
WestJet
Wed 29/77:35 p.m.
SEA
-
YYC
Nonstop1h 40m
WestJet
Deal found 27/5C$ 375
Thu 16/77:55 p.m.
YYC
-
SEA
Nonstop2h 05m
WestJet
Sun 19/77:00 a.m.
SEA
-
YYC
Nonstop1h 50m
WestJet
Deal found 27/5C$ 380
Thu 23/78:45 a.m.
YYC
-
SEA
Nonstop1h 55m
WestJet
Fri 7/87:00 a.m.
SEA
-
YYC
Nonstop1h 50m
WestJet
Deal found 27/5C$ 383
Thu 9/75:50 p.m.
YYC
-
SEA
Nonstop1h 55m
WestJet
Sun 12/77:35 p.m.
SEA
-
YYC
Nonstop1h 40m
WestJet
Deal found 26/5C$ 384
Fri 23/105:50 p.m.
YYC
-
SEA
Nonstop1h 55m
WestJet
Tue 27/103:10 p.m.
SEA
-
YYC
Nonstop1h 40m
WestJet
Deal found 28/5C$ 386
Fri 24/78:45 a.m.
YYC
-
SEA
Nonstop1h 55m
WestJet
Mon 27/77:00 a.m.
SEA
-
YYC
Nonstop1h 50m
WestJet
Deal found 25/5C$ 387
Fri 4/98:45 a.m.
YYC
-
SEA
Nonstop1h 55m
WestJet
Fri 4/97:35 p.m.
SEA
-
YYC
Nonstop1h 40m
WestJet
Deal found 27/5C$ 390
Last-minute flights from Calgary to Seattle
Discover last-minute flight deals from Calgary to Seattle. Data last updated 29 May 2026 and is based on user searches.
Thu 11/62:05 p.m.
YYC
-
SEA
1 stop5h 25m
Air Canada
Wed 17/67:20 p.m.
SEA
-
YYC
1 stop5h 21m
Air Canada
Deal found 29/5C$ 337
Sat 13/67:00 a.m.
YYC
-
SEA
1 stop4h 05m
Air Canada
Tue 16/63:00 p.m.
SEA
-
YYC
1 stop4h 41m
Air Canada
Deal found 26/5C$ 339
Sat 20/67:05 p.m.
YYC
-
SEA
1 stop4h 37m
Air Canada
Sat 27/65:45 a.m.
SEA
-
YYC
1 stop6h 25m
Air Canada
Deal found 24/5C$ 335
Sat 20/66:00 a.m.
YYC
-
SEA
1 stop5h 07m
Air Canada
Tue 23/67:20 p.m.
SEA
-
YYC
1 stop5h 20m
Air Canada
Deal found 25/5C$ 365
Sun 21/66:00 a.m.
YYC
-
SEA
1 stop5h 07m
Air Canada
Sat 27/67:20 p.m.
SEA
-
YYC
1 stop5h 20m
Air Canada
Deal found 28/5C$ 361
Wed 24/62:05 p.m.
YYC
-
SEA
1 stop5h 27m
Air Canada
Mon 29/63:00 p.m.
SEA
-
YYC
1 stop6h 00m
Air Canada
Deal found 28/5C$ 333
One-way flights from Calgary to Seattle
Search for one-way flight options from Calgary to Seattle. Find affordable one-way fares based on user searches. Data last updated 29 May 2026.
Mon 8/62:05 p.m.
YYC
-
SEA
1 stop5h 25m
Air Canada
Deal found 24/5C$ 201
Sat 11/73:50 p.m.
YYC
-
SEA
2 stops7h 52m
Air Canada
Deal found 27/5C$ 202
Thu 11/66:00 a.m.
YYC
-
SEA
1 stop5h 05m
Air Canada
Deal found 26/5C$ 205
Tue 1/93:50 p.m.
YYC
-
SEA
2 stops7h 58m
Air Canada
Deal found 27/5C$ 207
Thu 15/107:05 p.m.
YYC
-
SEA
1 stop4h 37m
Air Canada
Deal found 26/5C$ 214
Fri 3/73:05 p.m.
YYC
-
SEA
1 stop4h 27m
Air Canada
Deal found 28/5C$ 223
Sat 18/73:50 p.m.
YYC
-
SEA
2 stops7h 52m
Air Canada
Deal found 27/5C$ 224
Sat 15/83:50 p.m.
YYC
-
SEA
2 stops7h 58m
Air Canada
Deal found 28/5C$ 227
Find flight deals from Calgary to Seattle
Discover tips and strategies to find the most affordable flight options for your journey from Calgary (YYC) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 29 May 2026.
Customize your flight search to find flights from Calgary to Seattle that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 29 May 2026.
Use the filters below to find and compare flights from Calgary to Seattle that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
Cheapest round-trip
CalgarySeattle
YYC - SEA
YYCSEA
Calgary
Fri 23/10
5:50 p.m.-6:45 p.m.
Nonstop1h 55m
Seattle/Tacoma Intl
Tue 27/10
7:20 a.m.-2:20 p.m.
1 stop6h 00m
C$ 519
CalgarySeattle
YYC - SEA
YYCSEA
Calgary
Fri 10/7
5:50 p.m.-6:45 p.m.
Nonstop1h 55m
Seattle/Tacoma Intl
Mon 13/7
3:45 p.m.-10:55 p.m.
1 stop6h 10m
C$ 535
CalgarySeattle
YYC - SEA
YYCSEA
Calgary
Fri 7/8
8:45 a.m.-9:40 a.m.
Nonstop1h 55m
Seattle/Tacoma Intl
Mon 10/8
5:32 p.m.-10:55 p.m.
1 stop4h 23m
C$ 535
Quickest round-trip
CalgarySeattle
YYC - SEA
YYCSEA
Calgary
Wed 8/7
8:45 a.m.-9:40 a.m.
Nonstop1h 55m
Seattle/Tacoma Intl
Mon 13/7
3:45 p.m.-9:00 p.m.
1 stop4h 15m
C$ 535
CalgarySeattle
YYC - SEA
YYCSEA
Calgary
Wed 14/10
5:50 p.m.-6:45 p.m.
Nonstop1h 55m
Seattle/Tacoma Intl
Sat 17/10
9:20 a.m.-3:15 p.m.
1 stop4h 55m
C$ 535
CalgarySeattle
YYC - SEA
YYCSEA
Calgary
Wed 8/7
8:45 a.m.-9:40 a.m.
Nonstop1h 55m
Seattle/Tacoma Intl
Wed 15/7
9:20 a.m.-3:15 p.m.
1 stop4h 55m
C$ 535
CalgarySeattle
YYC - SEA
YYCSEA
Calgary
Thu 1/10
5:50 p.m.-6:45 p.m.
Nonstop1h 55m
Seattle/Tacoma Intl
Sat 3/10
3:35 p.m.-10:55 p.m.
1 stop6h 20m
C$ 535
CalgarySeattle
YYC - SEA
YYCSEA
Calgary
Wed 19/8
8:45 a.m.-9:40 a.m.
Nonstop1h 55m
Seattle/Tacoma Intl
Mon 24/8
5:32 p.m.-12:44 a.m.
1 stop6h 12m
C$ 535
CalgarySeattle
YYC - SEA
YYCSEA
Calgary
Fri 23/10
6:00 a.m.-11:26 p.m.
2 stops18h 26m
Seattle/Tacoma Intl
Tue 27/10
5:00 a.m.-12:03 p.m.
1 stop6h 03m
C$ 611
Cheapest one-way
CalgarySeattle
YYC - SEA
YYCSEA
Calgary
Thu 23/7
7:05 p.m.-10:42 p.m.
1 stop4h 37m
C$ 205
Flights are sorted by cheapest round-trip flights first.
Deals found on 27/5
Showing 1-10 of 18 resultsSorted by cheapest first
1
2
Best time to book a flight from Calgary to Seattle
Have a flexible travel schedule? Discover the best time to fly to Seattle from Calgary with our price prediction graph.
YYC-SEA
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Calgary to Seattle
Prices
Airlines
Delays
More
How far ahead should I book a flight from Calgary to Seattle?
The best time to book flights from Calgary to Seattle is 55 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from Calgary to Seattle?
Currently, November is the cheapest month in which you can book a flight from Calgary to Seattle (average of C$ 272). Flying from Calgary to Seattle in May is currently the most expensive (average of C$ 470). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from YYC to SEA?
Find hourly flight availability from Calgary to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 29 May 2026.
It’s optimal to fly from Calgary to Seattle in the afternoon. By choosing this option you can save up to 75% on the cost of your flight, compared to a flight at noon.
What is the cheapest day to fly from Calgary to Seattle?
Use this chart to determine the cheapest time to fly round-trip from Calgary to Seattle. Price data was last updated on 23 May 2026.
Travelers seeking maximum savings on their Calgary to Seattle flight should consider departing on Friday evenings when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
How much does it cost to fly round-trip from Calgary to Seattle?
Weekly flight availability from Calgary to Seattle
Explore weekly flight availability from Calgary to Seattle. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 29 May 2026.
The most flights from YYC to SEA are scheduled on a Monday (9 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (4 on average).
How often are flights from Calgary to Seattle delayed?
About 18% of weekly flights between Calgary and Seattle have experienced delays in the past year, with the average delay time being 116 minutes.
What is the most punctual flight time for Calgary to Seattle flights?
Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Sunday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Calgary to Seattle flights?
Over the past year, Alaska Airlines has had the lowest number of delays on this route, with just 15% of flights being delayed.
What’s the top layover airport for flights from Calgary to Seattle?
Share of one-stop round-trip flights from Calgary to Seattle chosen by Cheapflights users in the past 12 months, using the same layover each way.
Vancouver (YVR) – chosen by Cheapflights users on 77% of one-stop itineraries from Calgary to Seattle on Cheapflights.
What’s the cheapest layover airport for flights from Calgary to Seattle?
Average round-trip fare for 1-stop flights from Calgary to Seattle, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Kelowna (YLW) is the most affordable 1-stop option, with an average round-trip price of C$ 288.
What’s the fastest layover option from Calgary to Seattle?
Shortest average travel time for 1-stop one-way flights from Calgary to Seattle, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Vancouver (YVR) have the shortest average one-way travel time for 1-stop routes: 4h 29m.
Which airport typically offers the quickest layover for flights from Calgary to Seattle?
Average layover duration for 1-stop one-way flights from Calgary to Seattle, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Vancouver (YVR) offer the fastest connection on this route, with an average layover time of 1h 54m.
Reviews of airlines servicing Seattle
Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated 29 May 2026.
Read through reviews of airlines operating flights from Calgary to Seattle, such as Alaska Airlines,WestJet, andAir Canada. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well
Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well
Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well
Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well
Related info for your journey
Find useful and relevant information for your journey from Calgary to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
What airports do I use to fly from Calgary to Seattle?
Booking a flight from Calgary (YYC) to Seattle/Tacoma Intl (SEA) is your only option if you wish to fly from Calgary to Seattle. On a typical day, there are 7 flights from Calgary to Seattle/Tacoma Intl, all of which are around 1h 47m for a nonstop flight. You can also purchase a plane ticket from 3 airlines when you book a flight from Calgary to Seattle.
How popular is this Calgary to Seattle flight route?
This flight path from Calgary to Seattle/Tacoma Intl was viewed by 1,796 users in the past month. Keep an eye out for changes in search interest prior to high and low season.
How long is the flight from Calgary to Seattle?
Delta can get you from Calgary to Seattle in just under 1h 55m. Your travel time will be generally consistent. Calgary and Seattle are separated by a distance of 726 km. Most flights are nonstop.
What are the cheapest airlines flying from Calgary to Seattle round-trip?
According to our current data, Air Canada (C$ 153), WestJet (C$ 200), and Alaska Airlines (C$ 257) offers the cheapest pricing from Calgary to Seattle. Air Canada is currently priced 57% below the average price you’ll pay for this route.
What are the cheapest airlines to fly from Calgary to Seattle one-way?
To fly one-way, consider booking your trip with WestJet, which is currently one of the cheapest options available, starting at C$ 107. Air Canada flights start at C$ 144 while deals on Alaska Airlines start at C$ 146 one-way.
What are the most reliable airlines from Calgary to Seattle?
No one likes to see their flight delayed. When booking a flight from Calgary to Seattle consider choosing American Airlines (100%), Qatar Airways (100%) or China Airlines (100%) as they are the most reliable in getting you off to your destination on time.
What are the cheapest flights from Calgary to Seattle?
The cheapest flight price from Calgary to Seattle is C$ 184. On average you can expect to pay C$ 1,016. The most popular route, (Calgary - Seattle/Tacoma Intl), can usually be booked for C$ 382.
Can I find deals for business class flights from Calgary to Seattle?
Yes. Cheapflights offers flight deals from Calgary to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Calgary to Seattle?
Currently, November is the cheapest month in which you can book a flight from Calgary to Seattle (average of C$ 272). Flying from Calgary to Seattle in May is currently the most expensive (average of C$ 470). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Book flights to Seattle if you plan to visit one of these locations
SeaTac
Leavenworth
Kent
Mukilteo
Tacoma
Renton
Cashmere
Tukwila
Olympia
Marysville
Kirkland
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Fly from Calgary to Seattle on these airlines
Choose from the following airlines for your flight from Calgary to Seattle. Flights are based on user searches made on Cheapflights and were last updated on 29 May 2026.
Discover the top 3 airlines that operate flights from Calgary to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 29 May 2026.
Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Calgary to Seattle?
When you search for this flight from Calgary to Seattle, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.
Why should you use Cheapflights to find cheap flight tickets from Calgary to Seattle?
It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Calgary to Seattle.
Can Cheapflights find flights from Calgary to Seattle with no change fees?
Yes, we can. To see specific flights from Calgary to Seattle with no change fees, users can toggle flexible booking options after using the search form above to find flights.
Can Cheapflights notify me if prices for flights from Calgary to Seattle become cheaper?
Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Seattle from Calgary today and book when prices fit your budget.
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