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Cheap flights from Alberta to Seattle from $131

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Alberta to Seattle departing on 5/23. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Alberta to Seattle

Cheap round-trip flights

Enter your travel dates to find the best prices.
WestJet Logo
8:45 am - 9:40 am
YYC
-
SEA
1h 55mnonstop
WestJet Logo
10:30 am - 1:10 pm
SEA
-
YYC
1h 40mnonstop
$204WestJet
Fri, Aug 28 - Mon, Aug 31
WestJet Logo
8:45 am - 9:40 am
YYC
-
SEA
1h 55mnonstop
WestJet Logo
7:35 pm - 10:15 pm
SEA
-
YYC
1h 40mnonstop
$224WestJet
Sat, Oct 10 - Sat, Oct 10
WestJet Logo
7:55 pm - 9:00 pm
YYC
-
SEA
2h 05mnonstop
WestJet Logo
7:35 pm - 10:15 pm
SEA
-
YYC
1h 40mnonstop
$229WestJet
Fri, Sep 4 - Mon, Sep 7
WestJet Logo
5:50 pm - 6:45 pm
YYC
-
SEA
1h 55mnonstop
WestJet Logo
7:35 pm - 10:15 pm
SEA
-
YYC
1h 40mnonstop
$233WestJet
Fri, Sep 25 - Sun, Sep 27
WestJet Logo
8:45 am - 9:40 am
YYC
-
SEA
1h 55mnonstop
WestJet Logo
7:35 pm - 10:15 pm
SEA
-
YYC
1h 40mnonstop
$234WestJet
Fri, Jun 5 - Fri, Jun 12
WestJet Logo
8:45 am - 9:40 am
YYC
-
SEA
1h 55mnonstop
WestJet Logo
10:30 am - 1:10 pm
SEA
-
YYC
1h 40mnonstop
$235WestJet
Mon, Jun 1 - Mon, Jun 8
WestJet Logo
8:45 am - 9:40 am
YYC
-
SEA
1h 55mnonstop
WestJet Logo
7:35 pm - 10:15 pm
SEA
-
YYC
1h 40mnonstop
$236WestJet
Fri, Jun 12 - Fri, Jun 12
WestJet Logo
8:45 am - 9:40 am
YYC
-
SEA
1h 55mnonstop
WestJet Logo
10:30 am - 1:10 pm
SEA
-
YYC
1h 40mnonstop
$237WestJet
Tue, Sep 29 - Thu, Oct 1
Multiple Airlines Logo
6:10 am - 9:40 am
YEG
-
SEA
4h 30m
1 stop
Multiple Airlines Logo
8:05 am - 10:56 am
SEA
-
YEG
1h 51mnonstop
$318Multiple Airlines
Mon, Jun 1 - Thu, Jun 4
Multiple Airlines Logo
6:10 am - 9:40 am
YEG
-
SEA
4h 30m
1 stop
Multiple Airlines Logo
8:05 am - 10:56 am
SEA
-
YEG
1h 51mnonstop
$333Multiple Airlines
Sat, Jun 6 - Sun, Jun 7

Air Canada flights from Alberta to Seattle

Our best Air Canada deals on Alberta to Seattle flight tickets
Air Canada
Jun 4
YYC7:00 amCalgary
4h 05m
1 stop
SEA10:05 amSeattle/Tacoma Intl
Jun 8
SEA10:45 amSeattle/Tacoma Intl
6h 26m
1 stop
YYC6:11 pmCalgary
$258
Air Canada
Jun 4
YYC11:20 amCalgary
4h 00m
1 stop
SEA2:20 pmSeattle/Tacoma Intl
Jun 8
SEA5:45 amSeattle/Tacoma Intl
8h 17m
2 stops
YYC3:02 pmCalgary
$260
Air Canada
Jun 4
YYC2:05 pmCalgary
5h 25m
1 stop
SEA6:30 pmSeattle/Tacoma Intl
Jun 8
SEA3:00 pmSeattle/Tacoma Intl
4h 41m
1 stop
YYC8:41 pmCalgary
$263

WestJet flights from Alberta to Seattle

Our best WestJet deals on Alberta to Seattle flight tickets
WestJet
Aug 28
YYC8:45 amCalgary
1h 55m
SEA9:40 amSeattle/Tacoma Intl
Aug 31
SEA10:30 amSeattle/Tacoma Intl
1h 40m
YYC1:10 pmCalgary
$204
WestJet
Oct 10
YYC8:45 amCalgary
1h 55m
SEA9:40 amSeattle/Tacoma Intl
Oct 10
SEA7:35 pmSeattle/Tacoma Intl
1h 40m
YYC10:15 pmCalgary
$224
WestJet
Sep 4
YYC7:55 pmCalgary
2h 05m
SEA9:00 pmSeattle/Tacoma Intl
Sep 7
SEA7:35 pmSeattle/Tacoma Intl
1h 40m
YYC10:15 pmCalgary
$229

momondo Fare Finder

 
Customize your flight search to find flights from Alberta 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, momondo users made 832,500 searches. Data last updated May 9, 2026.
Use the filters below to find and compare flights from Alberta to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Fri 8/28

8:45 am-9:40 am

Nonstop1h 55m

Seattle/Tacoma Intl

Mon 8/31

10:30 am-1:10 pm

Nonstop1h 40m

$204

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Sat 10/10

8:45 am-9:40 am

Nonstop1h 55m

Seattle/Tacoma Intl

Sat 10/10

7:35 pm-10:15 pm

Nonstop1h 40m

$224

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Fri 9/4

7:55 pm-9:00 pm

Nonstop2h 05m

Seattle/Tacoma Intl

Mon 9/7

7:35 pm-10:15 pm

Nonstop1h 40m

$229

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Fri 9/25

5:50 pm-6:45 pm

Nonstop1h 55m

Seattle/Tacoma Intl

Sun 9/27

7:35 pm-10:15 pm

Nonstop1h 40m

$233

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Fri 6/5

8:45 am-9:40 am

Nonstop1h 55m

Seattle/Tacoma Intl

Fri 6/12

7:35 pm-10:15 pm

Nonstop1h 40m

$234

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Mon 6/1

8:45 am-9:40 am

Nonstop1h 55m

Seattle/Tacoma Intl

Mon 6/8

10:30 am-1:10 pm

Nonstop1h 40m

$235

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Fri 6/12

8:45 am-9:40 am

Nonstop1h 55m

Seattle/Tacoma Intl

Fri 6/12

7:35 pm-10:15 pm

Nonstop1h 40m

$236

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Tue 9/29

8:45 am-9:40 am

Nonstop1h 55m

Seattle/Tacoma Intl

Thu 10/1

10:30 am-1:10 pm

Nonstop1h 40m

$237

EdmontonSeattle

YEG - SEA

YEGSEA

Edmonton

Mon 6/1

6:10 am-9:40 am

1 stop4h 30m

Seattle/Tacoma Intl

Thu 6/4

8:05 am-10:56 am

Nonstop1h 51m

$318

EdmontonSeattle

YEG - SEA

YEGSEA

Edmonton

Sat 6/6

6:10 am-9:40 am

1 stop4h 30m

Seattle/Tacoma Intl

Sun 6/7

8:05 am-10:56 am

Nonstop1h 51m

$333

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Seattle from

How to get the cheapest flight ticket from Alberta to Seattle

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Seattle?

In general, October is the cheapest month to fly from Alberta to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $52. If you don’t want to visit Seattle in October, then you should wait until September to fly from Alberta, when ticket prices are also cheap, with an average price of $63.

What is the cheapest day to depart on your flight to Seattle?

On average, the least expensive day to fly to Seattle from Alberta is on a Friday. momondo users have found tickets for Friday departures for as low as $391. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Monday is the most expensive day to depart from Alberta because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,395.

What is the cheapest time of day to depart on your flight to Seattle?

Flying to Seattle from Alberta in the evening is the least expensive time of day to depart. momondo users have found prices as low as $298 when looking at flights departing in the evening. Flights to Seattle are more costly at noon, with an average ticket price of $1,325. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Alberta to Seattle/Tacoma Intl flight route?

Fly from Calgary to Seattle/Tacoma Intl for the best Alberta - Seattle/Tacoma Intl flight prices

How far in advance should I book a flight from Alberta to Seattle?

You are more likely to see cheaper flights to Seattle from Alberta when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $260 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Alberta for as low as $195 on momondo.

Can stopping save me money on Alberta to Seattle flights?

You could potentially save up to 6% on your flight if you consider stops on a Alberta to Seattle flight.

Cheap Alberta to Seattle flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Alberta to Seattle

Best Price Found

$228

Fastest flight time

1h 49m

Direct flights

Every day

Airports in Seattle

1 airport
The best one-way flight to Seattle from Alberta in the past 72 hours is $228. The best round-trip flight deal from Alberta to Seattle found on momondo in the last 72 hours is $226.
The fastest flight from Alberta to Seattle takes 1h 49m
Direct flights go from Alberta to Seattle every day.
There is 1 airport in Seattle. From Alberta there are direct flights to Seattle/Tacoma Intl (SEA).
Search flight deals

Frequently asked questions about flying from Alberta to Seattle

  • When did momondo last update prices for flights from Alberta to Seattle/Tacoma Intl Airport?

    Prices for flights from Alberta to Seattle/Tacoma Intl Airport were last updated today.

  • How many operators does momondo search for flights from Alberta to Seattle/Tacoma Intl Airport?

  • How old do you have to be to fly from Alberta to Seattle/Tacoma Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Alberta to Seattle/Tacoma Intl Airport.

  • What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

    The necessary travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Alberta to Seattle?

Best airlines flying from Alberta to Seattle

Compare and see reviews for airlines that fly from Alberta to Seattle with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom $82Free CancellationRating
7.1
11,008 reviews
Search Air Canada flights
WestJetPriceFrom $144Free CancellationRating
7.2
3,332 reviews
Search WestJet flights
Alaska AirlinesPriceFrom $182Free CancellationRating
7.9
12,345 reviews
Search Alaska Airlines flights

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Tacoma
Leavenworth
SeaTac
Ocean Shores
Renton
Olympia
Lynnwood
Redmond
Kent
Tukwila
Puyallup
Marysville
Lakewood
Cle Elum
Federal Way
Centralia
Fife
Westport
Shoreline
Tumwater

Why use momondo?

Why should I use momondo to find a flight deal from Alberta to Seattle?

It is quick and easy to find Alberta to Seattle flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Seattle that suits you.

Can I find flights from Alberta to Seattle with flexible booking policies on momondo?

Flights from Alberta to Seattle with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Alberta to Seattle?

Once you have performed a search for Alberta to Seattle flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Alberta to Seattle right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Alberta to Seattle now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Seattle and let you know when they change.

An easier way to manage your Seattle trip

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