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Banff

$59+ Cheap flights from Seattle (SEA) to Banff, 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 3/12. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — YYC
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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The best prices from Seattle/Tacoma Intl to Banff are usually found in August or September, booked 73 days in advance, depart on a Friday or Thursday and return on a Sunday

Cheap flight deals from Seattle to Banff

Keep the following information in mind while searching for Seattle to Banff flight deals. Data was last updated February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$151
(Traveloka)

One-way from

$62
(Agoda.com)

Popular in

December

Cheapest in

August

Average price

$306
Provider with most accurate pricing for Seattle/Tacoma Intl-Calgary flight deals.
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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Calgary flights.
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From Seattle/Tacoma Intl to Banff
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One-way flight from Seattle/Tacoma Intl to Banff
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Highest demand for flights based on searches. 18% potential increase in price ($64 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find flight deals from Seattle to Banff

Cheapest flights from Seattle to Banff
Explore the most affordable flight options available from Seattle to Banff. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

This Traveloka deal was found by Cheapflights users on 2/19. 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 Traveloka is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/223:15 pmSEA - YYC
Nonstop1h 40mWestJet
Sat 4/261:30 pmYYC - SEA
Nonstop2h 04mWestJet
Deal found 2/19$151
This Mytrip deal was found by Cheapflights users on 2/18. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2211:30 amSEA - YYC
1 stop4h 58mMultiple Airlines
Sat 4/2612:35 pmYYC - SEA
2 stops10h 28mMultiple Airlines
Deal found 2/18$190
This Air Canada deal was found by Cheapflights users on 2/19. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/167:15 pmSEA - YYC
1 stop4h 28mAir Canada
Fri 6/206:15 amYYC - SEA
1 stop4h 06mAir Canada
Deal found 2/19$203
This United Airlines deal was found by Cheapflights users on 2/20. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/257:32 pmSEA - YYC
1 stop15h 56mUnited Airlines
Wed 3/53:30 pmYYC - SEA
1 stop6h 45mUnited Airlines
Deal found 2/20$218
This Delta deal was found by Cheapflights users on 2/20. 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.
Mon 6/167:05 amSEA - YYC
Nonstop1h 40mDelta
Fri 6/207:35 pmYYC - SEA
Nonstop1h 53mDelta
Deal found 2/20$251
This Alaska Airlines deal was found by Cheapflights users on 2/19. 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.
Mon 2/243:36 pmSEA - YYC
Nonstop1h 33mAlaska Airlines
Mon 3/36:59 pmYYC - SEA
Nonstop1h 49mAlaska Airlines
Deal found 2/19$330

Find flights from Seattle to Banff within your budget

Customize your flight search to find flights from Seattle to Banff 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 February 20, 2025.

Fly from

Seattle

Fly to

Banff

Route

Depart

Return

Price

SeattleCalgary

SEA - YYC

SEAYYC

Seattle/Tacoma Intl

Tue 4/22

3:15 pm-5:55 pm

Nonstop1h 40m

Calgary

Sat 4/26

1:30 pm-2:34 pm

Nonstop2h 04m

$151

SeattleCalgary

SEA - YYC

SEAYYC

Seattle/Tacoma Intl

Fri 3/21

11:30 am-4:43 pm

1 stop4h 13m

Calgary

Fri 3/28

6:00 am-9:50 am

1 stop4h 50m

$188

SeattleCalgary

SEA - YYC

SEAYYC

Seattle/Tacoma Intl

Mon 6/16

7:15 pm-12:43 am

1 stop4h 28m

Calgary

Fri 6/20

6:15 am-9:21 am

1 stop4h 06m

$203

SeattleCalgary

SEA - YYC

SEAYYC

Seattle/Tacoma Intl

Fri 3/21

5:00 am-12:28 pm

1 stop6h 28m

Calgary

Mon 3/24

2:01 pm-11:01 pm

1 stop10h 00m

$218

SeattleCalgary

SEA - YYC

SEAYYC

Seattle/Tacoma Intl

Mon 6/16

7:05 am-9:45 am

Nonstop1h 40m

Calgary

Fri 6/20

7:35 pm-8:28 pm

Nonstop1h 53m

$251

SeattleCalgary

SEA - YYC

SEAYYC

Seattle/Tacoma Intl

Fri 3/21

3:35 pm-6:07 pm

Nonstop1h 32m

Calgary

Fri 3/28

6:59 pm-7:45 pm

Nonstop1h 46m

$344

SeattleCalgary

SEA - YYC

SEAYYC

Seattle/Tacoma Intl

Wed 3/12

12:41 pm-10:55 pm

1 stop9h 14m

$59

SeattleCalgary

SEA - YYC

SEAYYC

Seattle/Tacoma Intl

Wed 5/14

3:39 pm-8:35 pm

1 stop3h 56m

$62

SeattleCalgary

SEA - YYC

SEAYYC

Seattle/Tacoma Intl

Mon 3/3

7:05 pm-1:15 am

1 stop5h 10m

$76

SeattleCalgary

SEA - YYC

SEAYYC

Seattle/Tacoma Intl

Mon 3/3

8:50 am-9:41 pm

1 stop11h 51m

$84

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Showing 1-10 of 13 results
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Best time to book a flight from Seattle to Banff

Have a flexible travel schedule? Discover the best time to fly to Banff 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.

Travel insights for flights from Seattle to Banff

Get recent, data-driven insights about flights from Seattle to Banff including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Banff. Price data was last updated on February 14, 2025.

The best time to book flights from Seattle to Banff is 73 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 Seattle to Banff?

Currently, January is the cheapest month in which you can book a flight from Seattle to Banff (average of $300). Flying from Seattle to Banff in March is currently the most expensive (average of $433). 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 B4N?

Find hourly flight availability from Seattle to Banff. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 20, 2025.

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

What is the cheapest day to fly from Seattle to Banff?

Use this chart to determine the cheapest time to fly round-trip from Seattle to Banff. Price data was last updated on February 16, 2025.

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

Weekly flight availability from Seattle to Banff

Explore weekly flight availability from Seattle to Banff. 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 February 20, 2025.

The most flights from SEA to B4N are scheduled on a Thursday (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 Banff by month

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

In terms of precipitation, rainfall in Banff 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 Banff when rainfall is around 0.4 in.

Temperature in Banff by month

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

If weather is an important factor for your trip to Banff, 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 Banff

Get insights into the airlines that provide service to Banff. 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 Banff. Reviews last updated February 20, 2025.
See what other customers who have flown with Alaska Airlines, Delta and United Airlines from Seattle to Banff have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,692 reviews

Crew

8.5

Food

7.1

Comfort

7.9

Overall

8.0

Boarding

8.2

Entertainment

7.1

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
9,692 reviews
Alaska Airlines
8.0
Very good
9,692 reviews

Crew

8.5

Food

7.1

Comfort

7.9

Overall

8.0

Boarding

8.2

Entertainment

7.1

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
8,220 reviews
Alaska Airlines
8.0
Very good
9,692 reviews

Crew

8.5

Food

7.1

Comfort

7.9

Overall

8.0

Boarding

8.2

Entertainment

7.1

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
8,766 reviews
Alaska Airlines
8.0
Very good
9,692 reviews

Crew

8.5

Food

7.1

Comfort

7.9

Overall

8.0

Boarding

8.2

Entertainment

7.1

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
2,801 reviews
Alaska Airlines
8.0
Very good
9,692 reviews

Crew

8.5

Food

7.1

Comfort

7.9

Overall

8.0

Boarding

8.2

Entertainment

7.1

Reviews

1 / 20

8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

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

Air Canada
7.0
Good
8,748 reviews
Alaska Airlines
8.0
Very good
9,692 reviews

Crew

8.5

Food

7.1

Comfort

7.9

Overall

8.0

Boarding

8.2

Entertainment

7.1

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 Banff. 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 Banff?

    Located just 11.4 mi from the city center, Seattle/Tacoma Intl is the airport most travelers will use when flying to Banff from Seattle. Booking flights from Seattle/Tacoma Intl (SEA) to Banff should be relatively easy as there are 7 daily outbound flights to Banff from 4 different airlines.

  • How popular is this Seattle to Banff flight route?

    Within the past month, 29 users have taken a look at flights from Seattle/Tacoma Intl to Banff.

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

    For one-way options, check prices for WestJet. According to our data, you can fly for as low as $62. Users have also found prices from $76 and $84 on Air Canada and United Airlines, respectively.

  • What are the most reliable airlines from Seattle to Banff?

    The top 3 most reliable airlines when flying from Seattle to Banff are Hawaiian Airlines (85%), Singapore Airlines (82%) and Horizon Air (79%).

  • What are the cheapest flights from Seattle to Banff?

    On average you can expect to pay $1,068 for a flight from Seattle to Banff. The cheapest flight overall is $96 while the most popular route, (Seattle/Tacoma Intl - Calgary) is currently priced at $150.

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

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

  • How can I find direct flights from Seattle to Banff?

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

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

    Yes. Cheapflights offers flight deals from Seattle to Banff 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 Banff?

    Currently, January is the cheapest month in which you can book a flight from Seattle to Banff (average of $300). Flying from Seattle to Banff in March is currently the most expensive (average of $433). 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

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Top 4 airlines flying from Seattle to Banff

Discover the top 4 airlines that operate flights from Seattle to Banff. 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 February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapest$114Average$223FlexibilityNo cancel feeOn-time60%
DeltaCheapest$127Average$272FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$141Average$327FlexibilityNo cancel feeOn-time75%
Air CanadaCheapest$145Average$326FlexibilityNo cancel feeOn-time67%
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