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 9/9. Fares are subject to change and may not be available on all flights or dates of travel.
YYC — SEA
26 Sep — 3 Oct1
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 November or January, booked 56 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.
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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 27 August 2026.
Fri 18/913:41 -
1 stop5h 48m
Mon 21/910:50 -
1 stop13h 49m
Deal found 26/8£178
Fri 4/907:45 -
1 stop9h 07m
Sun 13/905:00 -
1 stop15h 48m
Deal found 26/8£182
Wed 16/906:00 -
1 stop8h 22m
Sun 27/919:15 -
1 stop5h 24m
Deal found 24/8£188
Fri 25/915:22 -
1 stop9h 04m
Mon 28/915:00 -
1 stop5h 59m
Deal found 25/8£195
Sat 29/806:33 -
Nonstop1h 47m
Sun 6/915:35 -
Nonstop1h 35m
Deal found 22/8£195
Thu 24/917:50 -
Nonstop1h 55m
Mon 28/919:35 -
Nonstop1h 40m
Deal found 22/8£200
Fri 30/1015:30 -
1 stop10h 29m
Sat 31/1008:40 -
2 stops9h 55m
Deal found 26/8£202
Fri 27/1109:03 -
Nonstop0h 57m
Sat 28/1117:51 -
Nonstop2h 42m
Deal found 22/8£206
Tue 22/913:41 -
1 stop8h 02m
Tue 29/919:25 -
1 stop15h 54m
Deal found 22/8£206
Wed 28/1014:06 -
2 stops10h 12m
Sat 31/1010:10 -
2 stops8h 25m
Deal found 26/8£210
Fri 25/915:22 -
1 stop9h 04m
Sat 3/1015:00 -
1 stop4h 39m
Deal found 25/8£211
Tue 27/1015:30 -
2 stops20h 44m
Fri 30/1005:05 -
1 stop8h 16m
Deal found 22/8£212
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 27 August 2026.
Tue 22/913:41 -
1 stop8h 02m
Tue 29/919:25 -
1 stop15h 54m
Deal found 22/8£206
Fri 25/908:45 -
Nonstop1h 55m
Mon 28/917:30 -
1 stop4h 25m
Deal found 25/8£217
Fri 25/915:22 -
1 stop9h 04m
Wed 7/1015:00 -
1 stop5h 59m
Deal found 21/8£233
Sat 28/1109:03 -
Nonstop0h 57m
Sat 28/1117:51 -
Nonstop2h 42m
Deal found 22/8£286
Tue 27/1015:30 -
2 stops20h 44m
Fri 30/1005:05 -
1 stop8h 16m
Deal found 22/8£212
Wed 28/1008:10 -
1 stop5h 31m
Sat 31/1015:20 -
Nonstop1h 55m
Deal found 26/8£239
Thu 15/1015:22 -
1 stop9h 04m
Sun 18/1005:00 -
1 stop7h 53m
Deal found 25/8£224
Thu 12/1115:06 -
2 stops9h 12m
Mon 16/1115:15 -
1 stop6h 14m
Deal found 25/8£292
Sat 3/1006:00 -
2 stops18h 27m
Mon 5/1005:00 -
1 stop15h 48m
Deal found 25/8£247
Sat 10/1011:05 -
1 stop6h 55m
Sun 11/1019:35 -
Nonstop1h 40m
Deal found 25/8£273
Sat 3/1017:50 -
Nonstop1h 55m
Mon 5/1013:30 -
1 stop6h 30m
Deal found 24/8£274
Tue 20/1011:05 -
1 stop6h 55m
Sat 24/1019:35 -
Nonstop1h 40m
Deal found 23/8£274
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 27 August 2026.
Thu 24/917:50 -
Nonstop1h 55m
Mon 28/919:35 -
Nonstop1h 40m
Deal found 22/8£200
Fri 27/1109:03 -
Nonstop0h 57m
Sat 28/1117:51 -
Nonstop2h 42m
Deal found 22/8£206
Tue 22/917:50 -
Nonstop1h 55m
Tue 29/919:35 -
Nonstop1h 40m
Deal found 25/8£217
Fri 11/906:33 -
Nonstop1h 47m
Sun 13/920:10 -
Nonstop1h 36m
Deal found 26/8£223
Sat 28/1109:00 -
Nonstop0h 57m
Sun 29/1117:48 -
Nonstop2h 42m
Deal found 25/8£239
Sat 28/1109:03 -
Nonstop0h 57m
Sat 28/1117:51 -
Nonstop2h 42m
Deal found 22/8£253
Sat 28/1109:00 -
Nonstop0h 57m
Mon 30/1117:48 -
Nonstop2h 42m
Deal found 25/8£258
Sat 28/1109:03 -
Nonstop0h 57m
Tue 1/1217:57 -
Nonstop2h 30m
Deal found 22/8£272
Sun 29/1109:03 -
Nonstop0h 57m
Sun 29/1117:51 -
Nonstop2h 42m
Deal found 22/8£298
Fri 27/1113:45 -
Nonstop0h 55m
Mon 30/1114:30 -
Nonstop2h 40m
Deal found 22/8£341
Last-minute flights from Calgary to Seattle
Discover last-minute flight deals from Calgary to Seattle. Data last updated 27 August 2026 and is based on user searches.
Sat 29/806:33 -
Nonstop1h 47m
Sun 6/915:35 -
Nonstop1h 35m
Deal found 22/8£195
Fri 4/907:45 -
1 stop9h 07m
Sun 13/905:00 -
1 stop15h 48m
Deal found 26/8£182
Fri 11/911:05 -
1 stop6h 48m
Sat 12/919:35 -
Nonstop1h 40m
Deal found 23/8£218
Fri 11/906:33 -
Nonstop1h 47m
Sun 13/920:10 -
Nonstop1h 36m
Deal found 26/8£223
Wed 16/906:00 -
1 stop8h 22m
Sun 27/919:15 -
1 stop5h 24m
Deal found 24/8£188
Fri 18/913:41 -
1 stop5h 48m
Mon 21/910:50 -
1 stop13h 49m
Deal found 26/8£178
Tue 22/913:41 -
1 stop8h 02m
Tue 29/919:25 -
1 stop15h 54m
Deal found 22/8£206
Thu 24/917:50 -
Nonstop1h 55m
Mon 28/919:35 -
Nonstop1h 40m
Deal found 22/8£200
Fri 25/915:22 -
1 stop9h 04m
Mon 28/915:00 -
1 stop5h 59m
Deal found 25/8£195
Fri 25/915:22 -
1 stop9h 04m
Sat 3/1015:00 -
1 stop4h 39m
Deal found 25/8£211
Fri 25/908:45 -
Nonstop1h 55m
Mon 28/917:30 -
1 stop4h 25m
Deal found 25/8£217
Fri 25/915:22 -
1 stop9h 04m
Wed 7/1015:00 -
1 stop5h 59m
Deal found 21/8£233
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 27 August 2026.
Wed 9/913:41 -
1 stop8h 02m
Deal found 25/8£105
Sun 13/906:00 -
1 stop6h 57m
Deal found 25/8£108
Tue 1/913:41 -
1 stop8h 02m
Deal found 24/8£109
Fri 4/913:27 -
1 stop10h 37m
Deal found 25/8£116
Wed 7/1015:22 -
1 stop9h 04m
Deal found 26/8£122
Sun 22/1115:06 -
2 stops9h 12m
Deal found 26/8£125
Tue 22/906:00 -
1 stop6h 57m
Deal found 24/8£126
Wed 23/906:00 -
2 stops18h 26m
Deal found 23/8£126
Sun 13/908:45 -
Nonstop1h 55m
Deal found 25/8£127
Fri 11/911:05 -
1 stop6h 48m
Deal found 21/8£128
Tue 1/919:00 -
Nonstop1h 49m
Deal found 22/8£139
Wed 28/1013:45 -
Nonstop1h 55m
Deal found 24/8£140
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 27 August 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 27 August 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
Tue 22/9
13:41-20:43
1 stop8h 02m
Seattle/Tacoma Intl
Tue 29/9
19:25-12:19
1 stop15h 54m
£206
CalgarySeattle
YYC Calgary - SEA Seattle/Tacoma Intl
YYCSEA
Calgary
Tue 27/10
15:30-11:14
2 stops20h 44m
Seattle/Tacoma Intl
Fri 30/10
05:05-14:21
1 stop8h 16m
£212
CalgarySeattle
YYC Calgary - SEA Seattle/Tacoma Intl
YYCSEA
Calgary
Fri 25/9
08:45-09:40
Nonstop1h 55m
Seattle/Tacoma Intl
Mon 28/9
17:30-22:55
1 stop4h 25m
£217
CalgarySeattle
YYC Calgary - SEA Seattle/Tacoma Intl
YYCSEA
Calgary
Thu 15/10
15:22-23:26
1 stop9h 04m
Seattle/Tacoma Intl
Sun 18/10
05:00-13:53
1 stop7h 53m
£224
CalgarySeattle
YYC Calgary - SEA Seattle/Tacoma Intl
YYCSEA
Calgary
Fri 25/9
15:22-23:26
1 stop9h 04m
Seattle/Tacoma Intl
Wed 7/10
15:00-21:59
1 stop5h 59m
£233
CalgarySeattle
YYC Calgary - SEA Seattle/Tacoma Intl
YYCSEA
Calgary
Wed 28/10
08:10-12:41
1 stop5h 31m
Seattle/Tacoma Intl
Sat 31/10
15:20-18:15
Nonstop1h 55m
£239
CalgarySeattle
YYC Calgary - SEA Seattle/Tacoma Intl
YYCSEA
Calgary
Sat 3/10
06:00-23:27
2 stops18h 27m
Seattle/Tacoma Intl
Mon 5/10
05:00-21:48
1 stop15h 48m
£247
CalgarySeattle
YYC Calgary - SEA Seattle/Tacoma Intl
YYCSEA
Calgary
Sat 10/10
11:05-17:00
1 stop6h 55m
Seattle/Tacoma Intl
Sun 11/10
19:35-22:15
Nonstop1h 40m
£273
CalgarySeattle
YYC Calgary - SEA Seattle/Tacoma Intl
YYCSEA
Calgary
Sat 3/10
17:50-18:45
Nonstop1h 55m
Seattle/Tacoma Intl
Mon 5/10
13:30-21:00
1 stop6h 30m
£274
CalgarySeattle
YYC Calgary - SEA Seattle/Tacoma Intl
YYCSEA
Calgary
Tue 20/10
11:05-17:00
1 stop6h 55m
Seattle/Tacoma Intl
Sat 24/10
19:35-22:15
Nonstop1h 40m
£274
Flights are sorted by cheapest return flights first.
Deals found on 24/8
Showing 1-10 of 21 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 55 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, November is the cheapest month in which you can book a flight from Calgary to Seattle (average of £142). Flying from Calgary to Seattle in August is currently the most expensive (average of £262). 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 27 August 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 £165 and £283 in September.The cheapest return price found within the last 5 days was £178 on Multiple Airlines (18 Sept–21 Sept).
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 27 August 2026.
The most flights from YYC to SEA are scheduled on a Wednesday (12 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (8 on average).
How often are flights from Calgary to Seattle delayed?
About 16% of weekly flights between Calgary and Seattle have experienced delays in the past year, with the average delay time being 117 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 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 £217, United Airlines can have you in Seattle from Calgary in 1h 55m. The distance between Calgary and Seattle is about 451 mi. This flight may include one or multiple stops.
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: Japan Airlines (87%), American Airlines (75%), Emirates (73%).
What are the cheapest flights from Calgary to Seattle?
While on average a flight from Calgary to Seattle is generally £433, our data shows the cheapest flight currently is £182. When looking at the most popular route, (Calgary - Seattle/Tacoma Intl), you can expect to pay £230 for that flight.
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 £142). Flying from Calgary to Seattle in August is currently the most expensive (average of £262). 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 27 August 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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