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Lake Louise

$104+ Cheap flights from Boston (BOS) 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 11/10. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — YYC
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
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Cheapflights Tip: The best prices from Boston Logan Intl to Lake Louise are usually found in May or October, booked 86 days in advance, depart on a Wednesday or Sunday and return on a Tuesday

Find flight deals from Boston to Lake Louise

Cheapest flights from Boston to Lake Louise
Explore the most affordable flight options available from Boston to Lake Louise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/511:19 amBOS - YYC
2 stops29h 51mMultiple Airlines
Thu 12/118:55 amYYC - BOS
1 stop23h 27mMultiple Airlines
Deal found 10/28$219
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/411:28 amBOS - YYC
1 stop26h 16mMultiple Airlines
Sat 12/139:45 pmYYC - BOS
2 stops34h 37mMultiple Airlines
Deal found 10/28$231
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/411:28 amBOS - YYC
1 stop26h 16mMultiple Airlines
Thu 12/118:55 amYYC - BOS
1 stop23h 27mMultiple Airlines
Deal found 10/28$235
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/39:54 pmBOS - YYC
2 stops20h 21mMultiple Airlines
Thu 12/118:55 amYYC - BOS
1 stop23h 27mMultiple Airlines
Deal found 10/28$236
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/39:54 pmBOS - YYC
1 stop23h 15mMultiple Airlines
Wed 12/109:45 pmYYC - BOS
2 stops34h 37mMultiple Airlines
Deal found 10/28$248
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/711:28 amBOS - YYC
2 stops33h 47mMultiple Airlines
Sat 12/1312:30 amYYC - BOS
1 stop31h 52mMultiple Airlines
Deal found 10/28$260
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/511:19 amBOS - YYC
1 stop9h 50mMultiple Airlines
Wed 12/108:55 amYYC - BOS
1 stop23h 27mMultiple Airlines
Deal found 10/28$267
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/511:19 amBOS - YYC
1 stop9h 50mMultiple Airlines
Fri 12/129:45 pmYYC - BOS
2 stops34h 37mMultiple Airlines
Deal found 10/28$270
This Kiwi.com deal was found by Cheapflights users on 10/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/109:55 amBOS - YYC
1 stop27h 49mMultiple Airlines
Thu 11/137:30 amYYC - BOS
2 stops23h 30mMultiple Airlines
Deal found 10/27$283
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/279:54 pmBOS - YYC
1 stop15h 50mMultiple Airlines
Thu 12/47:30 amYYC - BOS
2 stops24h 52mMultiple Airlines
Deal found 10/28$292

Cheap flight deals from Boston to Lake Louise

Keep the following information in mind while searching for Boston to Lake Louise flight deals. Data was last updated October 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$219
(Kiwi.com)

One-way from

$104
(Kiwi.com)

Popular in

December

Cheapest in

May

Average price

$311
Provider with most accurate pricing for Boston Logan Intl-Calgary flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boston Logan Intl-Calgary flights.
Search Deals
From Boston Logan Intl to Lake Louise
Search Deals
One-way flight from Boston Logan Intl to Lake Louise
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($78 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston 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 October 29, 2025.
Use the filters below to find and compare flights from Boston to Lake Louise that are best for you.

Fly from

Boston

Fly to

Lake Louise

Route

Depart

Return

Price

BostonCalgary

BOS - YYC

BOSYYC

Boston Logan Intl

Fri 12/5

11:19 am-7:09 pm

1 stop9h 50m

Calgary

Tue 12/9

12:30 am-7:06 pm

2 stops16h 36m

$269

BostonCalgary

BOS - YYC

BOSYYC

Boston Logan Intl

Tue 1/13

3:05 pm-8:56 pm

1 stop7h 51m

Calgary

Tue 5/5

6:35 am-5:19 pm

1 stop8h 44m

$361

BostonCalgary

BOS - YYC

BOSYYC

Boston Logan Intl

Sat 12/6

8:05 am-1:40 pm

1 stop7h 35m

Calgary

Tue 12/9

12:41 pm-11:41 pm

1 stop9h 00m

$361

BostonCalgary

BOS - YYC

BOSYYC

Boston Logan Intl

Wed 2/4

10:40 am-8:56 pm

1 stop12h 16m

Calgary

Tue 2/10

6:30 am-7:10 pm

1 stop10h 40m

$361

BostonCalgary

BOS - YYC

BOSYYC

Boston Logan Intl

Thu 1/29

10:40 am-8:56 pm

1 stop12h 16m

Calgary

Tue 2/3

6:30 am-7:10 pm

1 stop10h 40m

$361

BostonCalgary

BOS - YYC

BOSYYC

Boston Logan Intl

Sat 1/17

11:50 am-8:56 pm

1 stop11h 06m

Calgary

Tue 5/5

6:35 am-7:13 pm

1 stop10h 38m

$361

BostonCalgary

BOS - YYC

BOSYYC

Boston Logan Intl

Fri 1/30

10:40 am-8:56 pm

1 stop12h 16m

Calgary

Wed 2/4

12:40 pm-11:56 pm

1 stop9h 16m

$361

BostonCalgary

BOS - YYC

BOSYYC

Boston Logan Intl

Sat 1/17

11:50 am-8:56 pm

1 stop11h 06m

Calgary

Sat 5/2

6:35 am-7:13 pm

1 stop10h 38m

$361

BostonCalgary

BOS - YYC

BOSYYC

Boston Logan Intl

Wed 3/4

10:50 am-8:58 pm

1 stop12h 08m

Calgary

Wed 3/11

6:35 am-5:19 pm

1 stop8h 44m

$361

BostonCalgary

BOS - YYC

BOSYYC

Boston Logan Intl

Sat 12/6

2:59 pm-8:57 pm

1 stop7h 58m

Calgary

Sat 12/13

12:41 pm-11:41 pm

1 stop9h 00m

$361

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Showing 1-10 of 21 results
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Best time to book a flight from Boston to Lake Louise

Have a flexible travel schedule? Discover the best time to fly to Lake Louise from Boston 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 Boston to Lake Louise

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

Use this chart to determine the optimal time to book a round-trip flight from Boston to Lake Louise. Price data was last updated on October 24, 2025.

The best time to book flights from Boston to Lake Louise is 86 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 Boston to Lake Louise?

Currently, October is the cheapest month in which you can book a flight from Boston to Lake Louise (average of $87). Flying from Boston to Lake Louise in March is currently the most expensive (average of $257). 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 BOS to LL9?

Find hourly flight availability from Boston 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 October 29, 2025.

A simple way to save on the total cost of your ticket is to fly from Boston to Lake Louise in the afternoon. If you’re flexible enough to do this you can expect to save up to 24% on your trip compared to booking a flight in the morning.

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

Use this chart to determine the cheapest time to fly round-trip from Boston to Lake Louise. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Boston to Lake Louise flight should consider departing on Sunday 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.

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 October 29, 2025.
Read reviews from past customers who have flown Porter Airlines, Delta, and United Airlines from Boston to Lake Louise. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
384 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.0

Crew

8.6

Food

7.6

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Porter Airlines
8.0
Very good
384 reviews
Porter Airlines
8.0
Very good
384 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.0

Crew

8.6

Food

7.6

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Delta
7.9
Good
7,994 reviews
Porter Airlines
8.0
Very good
384 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.0

Crew

8.6

Food

7.6

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
United Airlines
7.4
Good
9,001 reviews
Porter Airlines
8.0
Very good
384 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.0

Crew

8.6

Food

7.6

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
WestJet
7.2
Good
3,148 reviews
Porter Airlines
8.0
Very good
384 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.0

Crew

8.6

Food

7.6

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Air Canada
7.1
Good
10,371 reviews
Porter Airlines
8.0
Very good
384 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.0

Crew

8.6

Food

7.6

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.

Related info for your journey

Find useful and relevant information for your journey from Boston 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 Boston to Lake Louise?

    If you book a flight to Lake Louise from Boston, you will be flying from Logan Intl, which is the city’s only airport. Boston Logan Intl (BOS) is located 2.6 mi from the center of Boston. There are 0 flights from Logan Intl to Lake Louise per day from 6 different airlines.

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

    This flight path from Boston Logan Intl to Lake Louise was viewed by 10 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Boston to Lake Louise?

    Delta can get you from Boston to Lake Louise in just under 7h 51m. Your travel time can differ by up to . The distance between Boston and Lake Louise is about 2090 mi.

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

    No one likes to see their flight delayed. When booking a flight from Boston to Lake Louise consider choosing Azores Airlines (83%), Emirates (81%) or Delta (81%) as they are the most reliable in getting you off to your destination on time.

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

    While on average a flight from Boston to Lake Louise is generally $442, our data shows the cheapest flight currently is $242. When looking at the most popular route, (Boston Logan Intl - Calgary), you can expect to pay $219 for that flight.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Boston to Lake Louise (average of $87). Flying from Boston to Lake Louise in March is currently the most expensive (average of $257). 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 6 airlines flying from Boston to Lake Louise

Discover the top 6 airlines that operate flights from Boston 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 October 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$118Average$475FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$122Average$455FlexibilityNo cancel feeOn-time67%
DeltaCheapest$139Average$413FlexibilityNo cancel feeOn-timeN/A
WestJetCheapest$153Average$415FlexibilityNo cancel feeOn-time60%
Porter AirlinesCheapest$176Average$395FlexibilityNo cancel feeOn-time52%
American AirlinesCheapest$366Average$550FlexibilityNo cancel feeOn-time71%

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