Find flights
When to book
Airlines
FAQs

Cheap flights from Boston to Calgary from C$ 146

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 10/11. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — YYC
26 Nov — 3 Dec1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from Boston Logan Intl to Calgary are usually found in May or October, booked 86 days in advance, depart on a Wednesday or Monday and return on a Thursday

Find flight deals from Boston to Calgary

Enter your travel dates to find the best prices.

Cheapest flights from Boston to Calgary
Explore the most affordable flight options available from Boston to Calgary. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 27 October 2025.

Thu 4/1211:28 a.m.BOS - YYC
2 stops31h 38mMultiple Airlines
Thu 11/128:55 a.m.YYC - BOS
1 stop23h 27mMultiple Airlines
Deal found 24/10C$ 374
Sun 9/1110:04 a.m.BOS - YYC
2 stops37h 12mMultiple Airlines
Sat 15/1112:30 a.m.YYC - BOS
1 stop30h 30mMultiple Airlines
Deal found 26/10C$ 425
Wed 3/129:54 p.m.BOS - YYC
2 stops20h 21mMultiple Airlines
Sun 7/128:20 a.m.YYC - BOS
1 stop7h 51mMultiple Airlines
Deal found 25/10C$ 432
Tue 2/1212:44 p.m.BOS - YYC
1 stop25h 00mMultiple Airlines
Tue 9/128:55 a.m.YYC - BOS
2 stops32h 11mMultiple Airlines
Deal found 26/10C$ 463
Tue 4/116:00 a.m.BOS - YYC
3 stops31h 44mMultiple Airlines
Thu 13/1112:30 a.m.YYC - BOS
2 stops21h 29mMultiple Airlines
Deal found 26/10C$ 465
Sat 6/1210:56 a.m.BOS - YYC
3 stops30h 14mMultiple Airlines
Mon 8/1212:30 a.m.YYC - BOS
2 stops21h 26mMultiple Airlines
Deal found 24/10C$ 466

Cheap flight deals from Boston to Calgary

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Calgary (YYC). 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 October 2025.

Round-trip from

C$ 374

One-way from

C$ 146

Popular in

December

Cheapest in

May

Average price

C$ 435

Good round-trip deal

C$ 106 or less
4/12-11/12
  • 4/12-11/12
  • 3 total stops
  • 55h 05m total
  • Boston to Calgary
Search Deals
10/11
  • 10/11
  • 1 total stop
  • 27h 49m total
  • Boston to Calgary
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (C$ 151 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 27 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals
Price to beat on a round-trip flight from Boston Logan Intl to Calgary.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston to Calgary 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 629,999 searches. Data last updated 27 October 2025.
Use the filters below to find and compare flights from Boston to Calgary that are best for you.

Fly from

Boston

Fly to

Calgary

Route

Depart

Return

Price

BostonCalgary

BOS - YYC

BOSYYC

Boston Logan Intl

Wed 3/12

9:54 p.m.-4:15 p.m.

2 stops20h 21m

Calgary

Sun 7/12

7:00 p.m.-11:56 p.m.

3 stops26h 56m

C$ 449

BostonCalgary

BOS - YYC

BOSYYC

Boston Logan Intl

Sat 6/12

10:56 a.m.-3:10 p.m.

3 stops30h 14m

Calgary

Tue 9/12

7:00 a.m.-10:05 p.m.

1 stop13h 05m

C$ 498

BostonCalgary

BOS - YYC

BOSYYC

Boston Logan Intl

Sat 6/12

2:59 p.m.-8:57 p.m.

1 stop7h 58m

Calgary

Tue 9/12

6:35 a.m.-5:18 p.m.

1 stop8h 43m

C$ 505

BostonCalgary

BOS - YYC

BOSYYC

Boston Logan Intl

Sat 6/12

7:30 a.m.-9:45 p.m.

1 stop16h 15m

Calgary

Tue 9/12

6:30 a.m.-5:10 p.m.

1 stop8h 40m

C$ 505

BostonCalgary

BOS - YYC

BOSYYC

Boston Logan Intl

Tue 2/12

11:25 a.m.-8:57 p.m.

1 stop11h 32m

Calgary

Tue 9/12

2:45 p.m.-12:01 a.m.

1 stop7h 16m

C$ 505

BostonCalgary

BOS - YYC

BOSYYC

Boston Logan Intl

Thu 4/12

11:25 a.m.-8:57 p.m.

1 stop11h 32m

Calgary

Sun 7/12

6:35 a.m.-7:40 p.m.

1 stop11h 05m

C$ 505

BostonCalgary

BOS - YYC

BOSYYC

Boston Logan Intl

Sat 6/12

5:45 a.m.-1:40 p.m.

1 stop9h 55m

Calgary

Sat 13/12

2:45 p.m.-12:01 a.m.

1 stop7h 16m

C$ 505

BostonCalgary

BOS - YYC

BOSYYC

Boston Logan Intl

Sun 9/11

5:50 a.m.-1:53 p.m.

1 stop10h 03m

Calgary

Sun 16/11

12:41 p.m.-11:44 p.m.

1 stop9h 03m

C$ 505

BostonCalgary

BOS - YYC

BOSYYC

Boston Logan Intl

Sat 8/11

11:30 a.m.-8:47 p.m.

1 stop11h 17m

Calgary

Fri 14/11

3:07 p.m.-11:48 p.m.

1 stop6h 41m

C$ 505

BostonCalgary

BOS - YYC

BOSYYC

Boston Logan Intl

Wed 12/11

8:00 a.m.-1:53 p.m.

1 stop7h 53m

Calgary

Mon 17/11

6:35 a.m.-5:08 p.m.

1 stop8h 33m

C$ 505

Flights are sorted by cheapest round-trip flights first.

Deals found on 25/10

Showing 1-10 of 18 results
1
2

Best time to book a flight from Boston to Calgary

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

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

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

The best time to book flights from Boston to Calgary 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 Calgary?

Currently, October is the cheapest month in which you can book a flight from Boston to Calgary (average of C$ 122). Flying from Boston to Calgary in March is currently the most expensive (average of C$ 360). 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 YYC?

Find hourly flight availability from Boston to Calgary. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 27 October 2025.

It’s optimal to fly from Boston to Calgary in the evening. By choosing this option you can save up to 59% on the cost of your flight, compared to a flight at noon.

Reviews of airlines servicing Calgary

Get insights into the airlines that provide service to Calgary. 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 Calgary. Reviews last updated 27 October 2025.
Read reviews from past customers who have flown Porter Airlines,WestJet, andAir Canada from Boston to Calgary. 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
Check prices

Comfort

8.0

Overall

8.0

Boarding

8.2

Crew

8.6

Food

7.6

Entertainment

7.0

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
Check prices

Comfort

8.0

Overall

8.0

Boarding

8.2

Crew

8.6

Food

7.6

Entertainment

7.0

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
3,147 reviews
Porter Airlines
8.0
Very good
384 reviews
Check prices

Comfort

8.0

Overall

8.0

Boarding

8.2

Crew

8.6

Food

7.6

Entertainment

7.0

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
10,367 reviews
Porter Airlines
8.0
Very good
384 reviews
Check prices

Comfort

8.0

Overall

8.0

Boarding

8.2

Crew

8.6

Food

7.6

Entertainment

7.0

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 Calgary. 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 Boston to Calgary flight route?

    This flight path from Boston Logan Intl to Calgary was viewed by 21 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 Calgary?

    Delta can get you from Boston to Calgary in just under 7h 58m. Your travel time can differ by up to . There are 3364 km between Boston and Calgary.

  • What are the cheapest airlines flying from Boston to Calgary round-trip?

    Cheapflights users have booked flights from Boston to Calgary round-trip from C$ 267. Other airlines that can offer you cheap pricing are Porter Airlines, from C$ 293, and Air Canada, from C$ 315. You may be able to fly from Boston to Calgary for 55% less than the average price by searching for these airlines.

  • What are the most reliable airlines from Boston to Calgary?

    No one likes to see their flight delayed. When booking a flight from Boston to Calgary 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 Calgary?

    While on average a flight from Boston to Calgary is generally C$ 200, our data shows the cheapest flight currently is C$ 106. When looking at the most popular route, (Boston Logan Intl - Calgary), you can expect to pay C$ 432 for that flight.

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

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

  • How can I find direct flights from Boston to Calgary?

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

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

    Yes. Cheapflights offers flight deals from Boston to Calgary 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 Calgary?

    Currently, October is the cheapest month in which you can book a flight from Boston to Calgary (average of C$ 122). Flying from Boston to Calgary in March is currently the most expensive (average of C$ 360). 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

Travelling to a place near Calgary?

Book flights to Calgary if you plan to visit one of these locations
Canmore
Radium Hot Springs
Airdrie
Drumheller
Kananaskis

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.

Alternative routes for Boston to Calgary

See prices for flight routes from nearby airports that may be better suited for you.
Albany to Calgary flights
Hartford to Calgary flights
Boston to Edmonton flights
Boston to Fort McMurray flights
Albany to Edmonton flights
Hartford to Edmonton flights

Top 3 airlines flying from Boston to Calgary

Discover the top 3 airlines that operate flights from Boston to Calgary. 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 629,999 searches. Data last updated 27 October 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 267AverageC$ 598FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Porter AirlinesCheapestC$ 293AverageC$ 654FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air CanadaCheapestC$ 315AverageC$ 552FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Boston to Calgary?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Boston to Calgary. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Boston to Calgary?

Cheapflights helps you find that perfect flight to Calgary from Boston by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Boston to Calgary with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Boston to Calgary flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Boston to Calgary become cheaper?

Yes, Cheapflights offers price alerts on Boston to Calgary flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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.