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Cheap flights from Boston to Calgary from £75

BOS — YYC
4 Oct — 11 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Boston to Calgary

Enter your travel dates to find the best prices.

Cheapest flights from Boston to Calgary

Wed 2/1211:10 -
1 stop10h 49m
Thu 10/1213:45 -
1 stop5h 43m
Deal found 4/9£158
Wed 2/1211:10 -
1 stop8h 48m
Thu 10/1208:10 -
1 stop6h 32m
Deal found 2/9£164
Wed 2/1213:15 -
2 stops12h 10m
Thu 10/1208:10 -
1 stop6h 32m
Deal found 2/9£167
Tue 8/1218:01 -
1 stop21h 02m
Wed 9/1215:06 -
1 stop6h 58m
Deal found 3/9£181
Sat 26/910:05 -
1 stop7h 36m
Tue 29/907:00 -
1 stop6h 50m
Deal found 2/9£186
Wed 16/906:00 -
1 stop7h 31m
Tue 22/908:30 -
1 stop14h 40m
Deal found 1/9£190

Find flight deals from Boston to Calgary

Round-trip from

£158

One-way from

£75

Popular in

December

Cheapest in

May

Average price

£298
Air Canada
  • Air Canada
  • 2/12-10/12
  • 2 total stops
  • 16h 32m total
  • Boston to Calgary
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United Airlines
  • United Airlines
  • 15/9-31/12
  • 1 total stop
  • 15h 35m total
  • Boston to Calgary
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (£36 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£7 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2026
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Boston to Calgary that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BostonCalgary

BOS Boston Logan Intl - YYC Calgary

BOSYYC

Boston Logan Intl

Tue 15/9

09:00-22:35

1 stop15h 35m

Calgary

Wed 31/12

00:00-02:00

Nonstop0h 00m

£75

BostonCalgary

BOS Boston Logan Intl - YYC Calgary

BOSYYC

Boston Logan Intl

Wed 28/10

06:00-14:21

2 stops10h 21m

Calgary

Wed 31/12

00:00-02:00

Nonstop0h 00m

£80

BostonCalgary

BOS Boston Logan Intl - YYC Calgary

BOSYYC

Boston Logan Intl

Wed 2/12

06:00-13:35

1 stop8h 35m

Calgary

Wed 31/12

00:00-02:00

Nonstop0h 00m

£83

BostonCalgary

BOS Boston Logan Intl - YYC Calgary

BOSYYC

Boston Logan Intl

Sat 12/9

07:46-18:30

2 stops12h 44m

Calgary

Wed 31/12

00:00-02:00

Nonstop0h 00m

£83

BostonCalgary

BOS Boston Logan Intl - YYC Calgary

BOSYYC

Boston Logan Intl

Mon 14/9

12:37-21:48

2 stops11h 11m

Calgary

Wed 31/12

00:00-02:00

Nonstop0h 00m

£83

BostonCalgary

BOS Boston Logan Intl - YYC Calgary

BOSYYC

Boston Logan Intl

Thu 1/10

20:50-13:53

1 stop19h 03m

Calgary

Wed 31/12

00:00-02:00

Nonstop0h 00m

£87
Fastest return journey

BostonCalgary

BOS Boston Logan Intl - YYC Calgary

BOSYYC

Boston Logan Intl

Sat 10/10

18:30-21:55

Nonstop5h 25m

Calgary

Wed 31/12

00:00-02:00

Nonstop0h 00m

£95

BostonCalgary

BOS Boston Logan Intl - YYC Calgary

BOSYYC

Boston Logan Intl

Sun 4/10

18:30-21:55

Nonstop5h 25m

Calgary

Wed 31/12

00:00-02:00

Nonstop0h 00m

£95

BostonCalgary

BOS Boston Logan Intl - YYC Calgary

BOSYYC

Boston Logan Intl

Sun 27/9

18:30-21:55

Nonstop5h 25m

Calgary

Wed 31/12

00:00-02:00

Nonstop0h 00m

£95

BostonCalgary

BOS Boston Logan Intl - YYC Calgary

BOSYYC

Boston Logan Intl

Mon 28/9

18:30-21:55

Nonstop5h 25m

Calgary

Wed 31/12

00:00-02:00

Nonstop0h 00m

£95

Flights are sorted by cheapest return flights first.

Deals found on 1/9

Showing 1-10 of 22 resultsSorted by cheapest first
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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 return price

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?

Booking 56 days in advance of your planned departure date is, on average, the best time to get cheap flights from Boston to Calgary. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Boston to Calgary?

Currently, May is the cheapest month in which you can book a flight from Boston to Calgary (average of £222). Flying from Boston to Calgary in December is currently the most expensive (average of £415). 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?

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

How much does it cost for a return flight from Boston to Calgary?

Airfare is below average for this route at the moment.

Boston to Calgary flights typically cost between £209 and £397 in December.
The cheapest return price found within the last 5 days was £158 on Air Canada (2 Dec–10 Dec).

Reviews of airlines servicing Calgary

Read reviews from past customers who have flown with Air 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.
Air Canada
7.1
Good
11,579 reviews
Check prices

Boarding

7.3

Comfort

7.1

Crew

7.8

Food

6.3

Entertainment

6.8

Overall

7.1

Reviews

1 / 20
8.0
Excellent

Dr vandana,Feb 2026

SFO - YYC

It was good, the lounge facilities can be better with some vegetarian options. Overall good
Air Canada
7.1
Good
11,579 reviews
Air Canada
7.1
Good
11,579 reviews
Check prices

Boarding

7.3

Comfort

7.1

Crew

7.8

Food

6.3

Entertainment

6.8

Overall

7.1

Reviews

1 / 20
8.0
Excellent

Dr vandana,Feb 2026

SFO - YYC

It was good, the lounge facilities can be better with some vegetarian options. Overall good

Related info for your journey

  • How popular is this Boston to Calgary flight route?

    This flight path from Boston Logan Intl to Calgary 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 Calgary?

    Airlines like Air Canada and United Airlines fly from Boston to Calgary in about 7h 28m. The time it takes to get you to your destination can typically vary by up to 3h 21m. Boston and Calgary are separated by a distance of 2090 mi. This flight may include one or multiple stops.

  • What is the cheapest airline to fly from Boston to Calgary round-trip?

    Our cheapest airline available from Boston to Calgary is Air Canada. Our recent data shows that you can find tickets from as low as £154 on this airline. Air Canada is 51% cheaper than the average price of flights available within the next 90 days to this destination.

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

    Consider Delta (72%), WestJet (70%) or Emirates (60%) when booking your flight. These represent the most reliable airlines when flying from Boston to Calgary.

  • 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 holiday 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, May is the cheapest month in which you can book a flight from Boston to Calgary (average of £222). Flying from Boston to Calgary in December is currently the most expensive (average of £415). 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

Browse thousands of different options on Cheapflights for your next trip

Top airline flying from Boston to Calgary

AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest£154Average£159FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

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

When you search for this flight from Boston to Calgary, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Boston to Calgary for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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.

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