HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Lake Louise

$63+ Cheap flights from Seattle (SEA) to Lake Louise, Canada

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 4/28. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — YYC
Apr 5 — Apr 121
Sat 4/5
Sat 4/12
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Seattle to Lake Louise with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Lake Louise are usually found in August or September, booked 73 days in advance, depart on a Friday or Tuesday and return on a Sunday

Cheap flight deals from Seattle to Lake Louise

Keep the following information in mind while searching for Seattle to Lake Louise flight deals. Data was last updated March 31, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$137
(Trip.com)

One-way from

$63
(Kiwi.com)

Popular in

December

Cheapest in

August

Average price

$220
Provider with most accurate pricing for Seattle/Tacoma Intl-Calgary flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Calgary flights.
Search Deals
From Seattle/Tacoma Intl to Lake Louise
Search Deals
One-way flight from Seattle/Tacoma Intl to Lake Louise
Search Deals
Highest demand for flights based on searches. 23% potential increase in price ($80 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2025
Search Deals

Find flight deals from Seattle to Lake Louise

Cheapest flights from Seattle to Lake Louise
Explore the most affordable flight options available from Seattle to Lake Louise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 31, 2025.

This Trip.com deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/11:50 pmSEA - YYC
Nonstop1h 40mWestJet
Sun 5/412:05 pmYYC - SEA
Nonstop1h 53mWestJet
Deal found 3/30$137
This Flightnetwork deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/147:05 amSEA - YYC
Nonstop1h 40mMultiple Airlines
Wed 5/219:20 amYYC - SEA
2 stops5h 53mMultiple Airlines
Deal found 3/30$142
This Flightnetwork deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/142:55 pmSEA - YYC
1 stop4h 33mAir Canada
Wed 5/219:20 amYYC - SEA
2 stops5h 53mAir Canada
Deal found 3/30$166
This United deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/165:14 amSEA - YYC
1 stop7h 39mUnited Airlines
Tue 4/223:49 pmYYC - SEA
1 stop10h 09mUnited Airlines
Deal found 3/30$209
This Alaska Airlines deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/153:35 pmSEA - YYC
Nonstop1h 32mAlaska Airlines
Mon 4/216:59 pmYYC - SEA
Nonstop1h 46mAlaska Airlines
Deal found 3/31$234
This Delta deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/169:25 amSEA - YYC
1 stop4h 51mDelta
Tue 4/221:20 pmYYC - SEA
Nonstop2h 01mDelta
Deal found 3/30$277

Cheapflights Fare Finder

Customize your flight search to find flights from Seattle to Lake Louise 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 2,558,603 searches. Data last updated March 31, 2025.
Use the filters below to find and compare flights from Seattle to Lake Louise that are best for you.

Fly from

Seattle

Fly to

Lake Louise

Route

Depart

Return

Price

SeattleCalgary

SEA - YYC

SEAYYC

Seattle/Tacoma Intl

Thu 5/1

1:50 pm-4:30 pm

Nonstop1h 40m

Calgary

Sun 5/4

12:05 pm-12:58 pm

Nonstop1h 53m

$137

SeattleCalgary

SEA - YYC

SEAYYC

Seattle/Tacoma Intl

Wed 5/14

7:05 am-9:45 am

Nonstop1h 40m

Calgary

Wed 5/21

9:20 am-2:13 pm

2 stops5h 53m

$142

SeattleCalgary

SEA - YYC

SEAYYC

Seattle/Tacoma Intl

Wed 5/14

2:55 pm-8:28 pm

1 stop4h 33m

Calgary

Wed 5/21

9:20 am-2:13 pm

2 stops5h 53m

$166

SeattleCalgary

SEA - YYC

SEAYYC

Seattle/Tacoma Intl

Wed 4/16

5:14 am-1:53 pm

1 stop7h 39m

Calgary

Tue 4/22

3:49 pm-12:58 am

1 stop10h 09m

$209

SeattleCalgary

SEA - YYC

SEAYYC

Seattle/Tacoma Intl

Tue 4/15

3:35 pm-6:07 pm

Nonstop1h 32m

Calgary

Mon 4/21

6:59 pm-7:45 pm

Nonstop1h 46m

$234

SeattleCalgary

SEA - YYC

SEAYYC

Seattle/Tacoma Intl

Wed 4/16

9:25 am-3:16 pm

1 stop4h 51m

Calgary

Tue 4/22

1:20 pm-2:21 pm

Nonstop2h 01m

$277

SeattleCalgary

SEA - YYC

SEAYYC

Seattle/Tacoma Intl

Mon 4/28

7:05 am-9:45 am

Nonstop1h 40m

$63

SeattleCalgary

SEA - YYC

SEAYYC

Seattle/Tacoma Intl

Sat 8/9

9:15 pm-11:50 pm

Nonstop1h 35m

$70

SeattleCalgary

SEA - YYC

SEAYYC

Seattle/Tacoma Intl

Sat 7/26

2:55 pm-8:28 pm

1 stop4h 33m

$75

SeattleCalgary

SEA - YYC

SEAYYC

Seattle/Tacoma Intl

Fri 5/9

7:05 am-9:45 am

Nonstop1h 40m

$109

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/30

Showing 1-10 of 13 results
1
2

Best time to book a flight from Seattle to Lake Louise

Have a flexible travel schedule? Discover the best time to fly to Lake Louise from Seattle with our price prediction graph.
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 Seattle to Lake Louise

How far ahead should I book a flight from Seattle to Lake Louise?

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Lake Louise. Price data was last updated on March 28, 2025.

To ensure you get the cheapest price possible for a flight from Seattle to Lake Louise, you should look to book at least 73 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 Seattle to Lake Louise?

Currently, January is the cheapest month in which you can book a flight from Seattle to Lake Louise (average of $300). Flying from Seattle to Lake Louise in June is currently the most expensive (average of $416). 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 SEA to LL9?

Find hourly flight availability from Seattle to Lake Louise. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 31, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Seattle to Lake Louise as you normally would.

What is the cheapest day to fly from Seattle to Lake Louise?

Use this chart to determine the cheapest time to fly round-trip from Seattle to Lake Louise. Price data was last updated on March 30, 2025.

Travelers seeking maximum savings on their Seattle to Lake Louise flight should consider departing on Tuesday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Seattle to Lake Louise

Explore weekly flight availability from Seattle to Lake Louise. 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 March 31, 2025.

The most flights from SEA to LL9 are scheduled on a Saturday (10 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (5 on average).

Rainfall in Lake Louise by month

Plan your trip to Lake Louise by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Lake Louise ranges from 0.4 - 3.7 inches per month. June is typically the wettest month, when rainfall can reach 3.7 in. January is typically the driest time to visit Lake Louise when rainfall is around 0.4 in.

Temperature in Lake Louise by month

Plan your trip to Lake Louise by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Lake Louise, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 19.4 F).

Reviews of airlines servicing Lake Louise

Get insights into the airlines that provide service to Lake Louise. 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 Lake Louise. Reviews last updated March 31, 2025.
See what other customers who have flown with Alaska Airlines, Delta and United Airlines from Seattle to Lake Louise have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,818 reviews

Crew

8.5

Food

7.1

Entertainment

7.1

Boarding

8.2

Overall

8.0

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Alaska Airlines
8.0
Very good
9,818 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Crew

8.5

Food

7.1

Entertainment

7.1

Boarding

8.2

Overall

8.0

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Delta
8.0
Very good
7,899 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Crew

8.5

Food

7.1

Entertainment

7.1

Boarding

8.2

Overall

8.0

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
United Airlines
7.4
Good
8,614 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Crew

8.5

Food

7.1

Entertainment

7.1

Boarding

8.2

Overall

8.0

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Crew

8.5

Food

7.1

Entertainment

7.1

Boarding

8.2

Overall

8.0

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
WestJet
7.2
Good
2,789 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Crew

8.5

Food

7.1

Entertainment

7.1

Boarding

8.2

Overall

8.0

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥

Related info for your journey

Find useful and relevant information for your journey from Seattle to Lake Louise. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Seattle to Lake Louise?

    For a flight from Seattle to Lake Louise, you will be flying from Seattle/Tacoma Intl. Seattle/Tacoma Intl (SEA) is just 11.4 mi from the center of the city. Seattle/Tacoma Intl is the only Seattle airport and it handles 7 outbound flights to Lake Louise per day. 4 airlines have flights to Lake Louise from Seattle/Tacoma Intl on a regular basis.

  • How popular is this Seattle to Lake Louise flight route?

    Flights from Seattle/Tacoma Intl to Lake Louise have been viewed 32 times in the past calendar month.

  • What are the cheapest airlines to fly from Seattle to Lake Louise one-way?

    To fly one-way, consider booking your trip with WestJet, which is currently one of the cheapest options available, starting at $63. Alaska Airlines flights start at $70 while deals on Air Canada start at $75 one-way.

  • What are the most reliable airlines from Seattle to Lake Louise?

    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 Seattle to Lake Louise on time: Singapore Airlines (79%), American Airlines (75%), Qatar Airways (75%).

  • What are the cheapest flights from Seattle to Lake Louise?

    The cheapest flight price from Seattle to Lake Louise is $73. On average you can expect to pay $1,552. The most popular route, (Seattle/Tacoma Intl - Calgary), can usually be booked for $157.

  • Can I find deals for flights from Seattle to Lake Louise that include hotel bookings?

    Yes. In addition to deals on Seattle to Lake Louise flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Lake Louise?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Lake Louise.

  • Can I find deals for business class flights from Seattle to Lake Louise?

    Yes. Cheapflights offers flight deals from Seattle to Lake Louise 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 Seattle to Lake Louise?

    Currently, January is the cheapest month in which you can book a flight from Seattle to Lake Louise (average of $300). Flying from Seattle to Lake Louise in June is currently the most expensive (average of $416). 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 4 airlines flying from Seattle to Lake Louise

Discover the top 4 airlines that operate flights from Seattle to Lake Louise. 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 2,558,603 searches. Data last updated March 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$108Average$261FlexibilityNo cancel feeOn-timeN/A
WestJetCheapest$114Average$213FlexibilityNo cancel feeOn-time60%
Air CanadaCheapest$126Average$248FlexibilityNo cancel feeOn-time67%
Alaska AirlinesCheapest$155Average$330FlexibilityNo cancel feeOn-time75%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.