This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 20/12. Fares are subject to change and may not be available on all flights or dates of travel.
YYC — SEA
5 Dec — 12 Dec1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Calgary to Seattle/Tacoma Intl are usually found in May or November, booked 72 days in advance, depart on a Wednesday or Monday and return on a Wednesday
Cheap flight deals from Calgary to Seattle
Enter your travel dates to find the best prices.
Cheapest
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 5 November 2026.
Thu 17/1213:45 -
Nonstop1h 55m
Thu 24/1214:30 -
Nonstop1h 40m
Deal found 2/11£226
Fri 18/1209:03 -
Nonstop2h 06m
Sun 20/1217:52 -
Nonstop1h 41m
Deal found 1/11£228
Thu 17/1219:15 -
1 stop16h 15m
Thu 24/1217:52 -
Nonstop1h 41m
Deal found 2/11£233
Thu 24/1209:03 -
Nonstop2h 06m
Fri 8/117:52 -
Nonstop1h 38m
Deal found 2/11£258
Thu 26/1109:00 -
Nonstop1h 57m
Sun 29/1117:48 -
Nonstop1h 42m
Deal found 4/11£264
Mon 23/1109:00 -
Nonstop1h 57m
Mon 30/1117:48 -
Nonstop1h 42m
Deal found 5/11£269
Thu 3/1216:30 -
1 stop9h 14m
Sun 13/1208:40 -
2 stops9h 55m
Deal found 31/10£279
Tue 17/1109:09 -
Nonstop1h 57m
Fri 20/1117:48 -
Nonstop1h 42m
Deal found 3/11£287
Tue 1/1216:30 -
1 stop6h 17m
Tue 8/1219:05 -
2 stops14h 50m
Deal found 1/11£287
Mon 21/1209:15 -
1 stop5h 30m
Fri 25/1214:30 -
Nonstop1h 40m
Deal found 2/11£291
Best flights from Calgary to Seattle
Discover carefully curated flight deals from Calgary to Seattle that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 5 November 2026.
Fri 18/1209:03 -
Nonstop2h 06m
Sun 20/1217:52 -
Nonstop1h 41m
Deal found 1/11£228
Thu 3/1216:30 -
1 stop9h 14m
Sun 13/1208:40 -
2 stops9h 55m
Deal found 31/10£279
Wed 7/415:22 -
1 stop6h 26m
Sat 10/405:00 -
1 stop6h 03m
Deal found 1/11£304
Thu 26/1109:00 -
Nonstop1h 57m
Sun 29/1117:48 -
Nonstop1h 42m
Deal found 4/11£264
Mon 23/1109:00 -
Nonstop1h 57m
Mon 30/1117:48 -
Nonstop1h 42m
Deal found 4/11£264
Wed 2/1216:30 -
1 stop9h 14m
Wed 9/1219:05 -
2 stops14h 50m
Deal found 31/10£296
Sun 6/1209:07 -
Nonstop1h 57m
Mon 7/1217:54 -
Nonstop1h 43m
Deal found 3/11£264
Sun 6/1216:30 -
1 stop6h 17m
Tue 8/1208:40 -
2 stops9h 55m
Deal found 2/11£298
Sun 28/210:40 -
1 stop14h 32m
Mon 8/310:10 -
2 stops8h 22m
Deal found 31/10£302
Mon 11/109:00 -
Nonstop1h 52m
Fri 15/117:52 -
Nonstop1h 38m
Deal found 2/11£300
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 5 November 2026.
Thu 17/1213:45 -
Nonstop1h 55m
Thu 24/1214:30 -
Nonstop1h 40m
Deal found 2/11£226
Fri 18/1209:03 -
Nonstop2h 06m
Sun 20/1217:52 -
Nonstop1h 41m
Deal found 1/11£228
Thu 24/1209:03 -
Nonstop2h 06m
Fri 8/117:52 -
Nonstop1h 38m
Deal found 2/11£258
Thu 26/1109:00 -
Nonstop1h 57m
Sun 29/1117:48 -
Nonstop1h 42m
Deal found 4/11£264
Mon 23/1109:00 -
Nonstop1h 57m
Mon 30/1117:48 -
Nonstop1h 42m
Deal found 5/11£269
Tue 17/1109:09 -
Nonstop1h 57m
Fri 20/1117:48 -
Nonstop1h 42m
Deal found 3/11£287
Mon 11/109:00 -
Nonstop1h 52m
Fri 15/117:52 -
Nonstop1h 38m
Deal found 3/11£299
Fri 20/1113:45 -
Nonstop1h 55m
Mon 30/1114:30 -
Nonstop1h 40m
Deal found 2/11£318
Fri 23/408:10 -
Nonstop1h 50m
Sat 24/417:57 -
Nonstop1h 30m
Deal found 4/11£330
Sat 19/1209:03 -
Nonstop2h 06m
Sat 26/1217:52 -
Nonstop1h 41m
Deal found 4/11£408
Mon 16/1109:09 -
Nonstop1h 57m
Tue 17/1117:58 -
Nonstop1h 41m
Deal found 1/11£455
Last-minute flights from Calgary to Seattle
Discover last-minute flight deals from Calgary to Seattle. Data last updated 5 November 2026 and is based on user searches.
Tue 17/1109:09 -
Nonstop1h 57m
Fri 20/1117:48 -
Nonstop1h 42m
Deal found 3/11£287
Mon 23/1109:00 -
Nonstop1h 57m
Mon 30/1117:48 -
Nonstop1h 42m
Deal found 5/11£269
Thu 26/1109:00 -
Nonstop1h 57m
Sun 29/1117:48 -
Nonstop1h 42m
Deal found 4/11£264
Tue 1/1216:30 -
1 stop6h 17m
Tue 8/1219:05 -
2 stops14h 50m
Deal found 1/11£287
Thu 3/1216:30 -
1 stop9h 14m
Sun 13/1208:40 -
2 stops9h 55m
Deal found 31/10£279
Thu 17/1213:45 -
Nonstop1h 55m
Thu 24/1214:30 -
Nonstop1h 40m
Deal found 2/11£226
Thu 17/1219:15 -
1 stop16h 15m
Thu 24/1217:52 -
Nonstop1h 41m
Deal found 2/11£233
Fri 18/1209:03 -
Nonstop2h 06m
Sun 20/1217:52 -
Nonstop1h 41m
Deal found 1/11£228
Mon 21/1209:15 -
1 stop5h 30m
Fri 25/1214:30 -
Nonstop1h 40m
Deal found 2/11£291
Thu 24/1209:03 -
Nonstop2h 06m
Fri 8/117:52 -
Nonstop1h 38m
Deal found 2/11£258
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 5 November 2026.
Sun 20/1209:03 -
Nonstop2h 06m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 5/11£136
Sat 26/1209:03 -
Nonstop2h 06m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 5/11£142
Sat 5/1209:07 -
Nonstop1h 57m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 4/11£154
Mon 21/1207:00 -
2 stops18h 18m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 5/11£159
Wed 10/315:06 -
1 stop10h 00m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 2/11£162
Sat 30/109:00 -
Nonstop1h 52m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 1/11£168
Fri 1/113:45 -
Nonstop1h 55m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 2/11£169
Sun 22/1116:15 -
1 stop6h 45m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 3/11£178
Wed 18/1117:15 -
1 stop5h 45m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 4/11£181
Wed 16/1209:07 -
Nonstop1h 57m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 31/10£184
Wed 23/1209:03 -
Nonstop2h 06m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 5/11£187
Tue 24/1116:30 -
2 stops20h 44m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 1/11£192
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 5 November 2026.
Customise 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 7,457,451 searches. Data last updated 5 November 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 return flight
CalgarySeattle
YYC Calgary - SEA Seattle/Tacoma Intl
YYCSEA
Calgary
Sun 20/12
09:03-10:09
Nonstop2h 06m
Seattle/Tacoma Intl
Wed 31/12
00:00-01:00
Nonstop0h 00m
£136
CalgarySeattle
YYC Calgary - SEA Seattle/Tacoma Intl
YYCSEA
Calgary
Sat 26/12
09:03-10:09
Nonstop2h 06m
Seattle/Tacoma Intl
Wed 31/12
00:00-01:00
Nonstop0h 00m
£142
CalgarySeattle
YYC Calgary - SEA Seattle/Tacoma Intl
YYCSEA
Calgary
Sat 5/12
09:07-10:04
Nonstop1h 57m
Seattle/Tacoma Intl
Wed 31/12
00:00-01:00
Nonstop0h 00m
£154
CalgarySeattle
YYC Calgary - SEA Seattle/Tacoma Intl
YYCSEA
Calgary
Sun 6/12
09:07-10:04
Nonstop1h 57m
Seattle/Tacoma Intl
Wed 31/12
00:00-01:00
Nonstop0h 00m
£154
CalgarySeattle
YYC Calgary - SEA Seattle/Tacoma Intl
YYCSEA
Calgary
Wed 10/3
15:06-00:06
1 stop10h 00m
Seattle/Tacoma Intl
Wed 31/12
00:00-01:00
Nonstop0h 00m
£162
Fastest return journey
CalgarySeattle
YYC Calgary - SEA Seattle/Tacoma Intl
YYCSEA
Calgary
Fri 1/1
13:45-14:40
Nonstop1h 55m
Seattle/Tacoma Intl
Wed 31/12
00:00-01:00
Nonstop0h 00m
£169
CalgarySeattle
YYC Calgary - SEA Seattle/Tacoma Intl
YYCSEA
Calgary
Wed 23/12
09:03-10:09
Nonstop2h 06m
Seattle/Tacoma Intl
Wed 31/12
00:00-01:00
Nonstop0h 00m
£187
CalgarySeattle
YYC Calgary - SEA Seattle/Tacoma Intl
YYCSEA
Calgary
Tue 24/11
16:30-12:14
2 stops20h 44m
Seattle/Tacoma Intl
Wed 31/12
00:00-01:00
Nonstop0h 00m
£192
CalgarySeattle
YYC Calgary - SEA Seattle/Tacoma Intl
YYCSEA
Calgary
Fri 22/1
13:45-14:40
Nonstop1h 55m
Seattle/Tacoma Intl
Wed 31/12
00:00-01:00
Nonstop0h 00m
£197
CalgarySeattle
YYC Calgary - SEA Seattle/Tacoma Intl
YYCSEA
Calgary
Sat 6/3
06:00-00:34
2 stops19h 34m
Seattle/Tacoma Intl
Wed 31/12
00:00-01:00
Nonstop0h 00m
£214
Flights are sorted by cheapest return flights first.
Deals found on 5/11
Showing 1-10 of 22 resultsSorted by cheapest first
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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 return 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
How far ahead should I book a flight from Calgary to Seattle?
To ensure you get the cheapest price possible for a flight from Calgary to Seattle, you should look to book at least 71 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from Calgary to Seattle?
Currently, May is the cheapest month in which you can book a flight from Calgary to Seattle (average of £170). Flying from Calgary to Seattle in August is currently the most expensive (average of £291). 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 5 November 2026.
It’s typically best to fly out from Calgary to Seattle in the evening. Doing so could potentially save you 72% on the flight price compared to flying in the morning, which is usually more expensive.
How much does it cost for a return flight from Calgary to Seattle?
Airfare is typical for this route at the moment.
Calgary to Seattle flights typically cost between £122 and £271 in December.The cheapest return price found within the last 5 days was £226 on WestJet (17 Dec–24 Dec).
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 5 November 2026.
The most flights from YYC to SEA are scheduled on a Wednesday (7 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (2 on average).
How often are flights from Calgary to Seattle delayed?
About 15% of weekly flights between Calgary and Seattle have experienced delays in the past year, with the average delay time being 115 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 Tuesday 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 have had the lowest number of delays on this route, with just 14% of flights being delayed.
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.
How popular is this Calgary to Seattle flight route?
Flights from Calgary to Seattle/Tacoma Intl have been viewed 14 times in the past calendar month.
How long is the flight from Calgary to Seattle?
For as low as £228, Alaska Airlines can have you in Seattle from Calgary in 2h 06m. The distance between Calgary and Seattle is about 451 mi. All flights are typically direct.
What are the most reliable airlines from Calgary to Seattle?
Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Calgary to Seattle on time: Scandinavian Airlines (100%), Japan Airlines (91%), Emirates (86%).
Can I find deals for flights from Calgary to Seattle that include hotel bookings?
Yes. In addition to deals on Calgary to Seattle flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Calgary to Seattle?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Calgary to Seattle.
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, May is the cheapest month in which you can book a flight from Calgary to Seattle (average of £170). Flying from Calgary to Seattle in August is currently the most expensive (average of £291). 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.
Explore flights to Seattle departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 5 November 2026.
Find the best flight deals on Cheapflights, where travellers 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?
900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Seattle from Calgary today with Cheapflights!
Why should you use Cheapflights to find cheap flight tickets from Calgary to Seattle?
Cheapflights simply makes it quick and affordable to book flights from Calgary to Seattle by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.
Can Cheapflights find flights from Calgary to Seattle with no change fees?
Certainly. Search results for flights to Seattle from Calgary shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.
Can Cheapflights notify me if prices for flights from Calgary to Seattle become cheaper?
Of course! You can now track prices for flights from Calgary to Seattle and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.
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