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Cheap flights from Boston to Calgary from $53

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Calgary departing on 10/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Boston to Calgary (BOS-YYC)

Cheap round-trip flights

Logo
6:30 pm - 9:51 pmBOS-YYC
5h 21mnonstop
Logo
1:10 am - 11:29 amYYC-BOS
8h 19m1 stop
$142
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Fri, Sep 26 - Thu, Oct 2
Logo
6:30 pm - 9:51 pmBOS-YYC
5h 21mnonstop
Logo
1:10 am - 9:55 amYYC-BOS
6h 45m1 stop
$147
Find Deal
Fri, Sep 26 - Thu, Oct 2
WestJet Logo
6:30 pm - 9:51 pmBOS-YYC
5h 21mnonstop
WestJet Logo
10:50 am - 5:40 pmYYC-BOS
4h 50mnonstop
$160WestJet
Find Deal
Fri, Sep 26 - Fri, Oct 3
WestJet Logo
6:30 pm - 9:51 pmBOS-YYC
5h 21mnonstop
WestJet Logo
10:50 am - 5:40 pmYYC-BOS
4h 50mnonstop
$161WestJet
Find Deal
Fri, Sep 26 - Mon, Sep 29
WestJet Logo
6:30 pm - 9:51 pmBOS-YYC
5h 21mnonstop
WestJet Logo
10:50 am - 5:40 pmYYC-BOS
4h 50mnonstop
$165WestJet
Find Deal
Fri, Sep 26 - Fri, Oct 3
United Airlines Logo
8:30 pm - 12:26 pmBOS-YYC
17h 56m1 stop
United Airlines Logo
2:13 pm - 11:39 pmYYC-BOS
7h 26m1 stop
$167United Airlines
Find Deal
Thu, Nov 13 - Tue, Nov 18
Logo
6:30 pm - 9:51 pmBOS-YYC
5h 21mnonstop
Logo
6:55 pm - 5:55 pmYYC-BOS
21h 00m2 stops
$168
Find Deal
Fri, Sep 26 - Fri, Oct 3
Air Canada Logo
10:20 am - 3:50 pmBOS-YYC
7h 30m1 stop
Air Canada Logo
1:10 am - 9:30 amYYC-BOS
6h 20m1 stop
$170Air Canada
Find Deal
Sat, Sep 27 - Fri, Oct 3
Air Canada Logo
6:00 am - 3:00 pmBOS-YYC
11h 00m2 stops
Air Canada Logo
1:10 am - 9:30 amYYC-BOS
6h 20m1 stop
$173Air Canada
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Sat, Sep 27 - Fri, Oct 3
United Airlines Logo
6:00 am - 11:35 amBOS-YYC
7h 35m1 stop
United Airlines Logo
2:13 pm - 5:56 amYYC-BOS
13h 43m1 stop
$176United Airlines
Find Deal
Wed, Nov 12 - Mon, Nov 17

WestJet flights from Boston to Calgary

Our best WestJet deals on Boston to Calgary flight tickets
WestJet
Sep 26
BOS6:30 pmBoston Logan Intl
5h 21m
YYC9:51 pmCalgary
Oct 3
YYC10:50 amCalgary
4h 50m
BOS5:40 pmBoston Logan Intl
$160
Find similar
WestJet
Sep 26
BOS6:30 pmBoston Logan Intl
5h 21m
YYC9:51 pmCalgary
Sep 29
YYC10:50 amCalgary
4h 50m
BOS5:40 pmBoston Logan Intl
$161
Find similar
WestJet
Sep 26
BOS6:30 pmBoston Logan Intl
5h 21m
YYC9:51 pmCalgary
Oct 3
YYC10:50 amCalgary
4h 50m
BOS5:40 pmBoston Logan Intl
$165
Find similar

United Airlines flights from Boston to Calgary

Our best United Airlines deals on Boston to Calgary flight tickets
United Airlines
Nov 13
BOS8:30 pmBoston Logan Intl
17h 56m
1 stop
YYC12:26 pmCalgary
Nov 18
YYC2:13 pmCalgary
7h 26m
1 stop
BOS11:39 pmBoston Logan Intl
$167
Find similar
United Airlines
Nov 12
BOS6:00 amBoston Logan Intl
7h 35m
1 stop
YYC11:35 amCalgary
Nov 17
YYC2:13 pmCalgary
13h 43m
1 stop
BOS5:56 amBoston Logan Intl
$176
Find similar
United Airlines
Sep 5
BOS9:43 amBoston Logan Intl
15h 10m
1 stop
YYC10:53 pmCalgary
Sep 12
YYC3:49 pmCalgary
12h 12m
1 stop
BOS6:01 amBoston Logan Intl
$185
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated August 14, 2025.
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

BostonCalgary

BOS - YYC

BOSYYC

Boston Logan Intl

Fri 9/26

6:30 pm-9:51 pm

Nonstop5h 21m

Calgary

Thu 10/2

1:10 am-11:29 am

1 stop8h 19m

$142

BostonCalgary

BOS - YYC

BOSYYC

Boston Logan Intl

Fri 9/26

6:30 pm-9:51 pm

Nonstop5h 21m

Calgary

Thu 10/2

1:10 am-9:55 am

1 stop6h 45m

$147

BostonCalgary

BOS - YYC

BOSYYC

Boston Logan Intl

Fri 9/26

6:30 pm-9:51 pm

Nonstop5h 21m

Calgary

Fri 10/3

10:50 am-5:40 pm

Nonstop4h 50m

$160

BostonCalgary

BOS - YYC

BOSYYC

Boston Logan Intl

Fri 9/26

6:30 pm-9:51 pm

Nonstop5h 21m

Calgary

Mon 9/29

10:50 am-5:40 pm

Nonstop4h 50m

$161

BostonCalgary

BOS - YYC

BOSYYC

Boston Logan Intl

Fri 9/26

6:30 pm-9:51 pm

Nonstop5h 21m

Calgary

Fri 10/3

10:50 am-5:40 pm

Nonstop4h 50m

$165

BostonCalgary

BOS - YYC

BOSYYC

Boston Logan Intl

Thu 11/13

8:30 pm-12:26 pm

1 stop17h 56m

Calgary

Tue 11/18

2:13 pm-11:39 pm

1 stop7h 26m

$167

BostonCalgary

BOS - YYC

BOSYYC

Boston Logan Intl

Fri 9/26

6:30 pm-9:51 pm

Nonstop5h 21m

Calgary

Fri 10/3

6:55 pm-5:55 pm

2 stops21h 00m

$168

BostonCalgary

BOS - YYC

BOSYYC

Boston Logan Intl

Sat 9/27

10:20 am-3:50 pm

1 stop7h 30m

Calgary

Fri 10/3

1:10 am-9:30 am

1 stop6h 20m

$170

BostonCalgary

BOS - YYC

BOSYYC

Boston Logan Intl

Sat 9/27

6:00 am-3:00 pm

2 stops11h 00m

Calgary

Fri 10/3

1:10 am-9:30 am

1 stop6h 20m

$173

BostonCalgary

BOS - YYC

BOSYYC

Boston Logan Intl

Wed 11/12

6:00 am-11:35 am

1 stop7h 35m

Calgary

Mon 11/17

2:13 pm-5:56 am

1 stop13h 43m

$176

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Calgary from

How to get the cheapest flight ticket from Boston to Calgary

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Calgary?

The month of October is, on average, the cheapest month to fly to Calgary from Boston, with most prices found around $295. If you aren’t able to travel during the month of October, then book flights to Calgary from Boston during May instead. Flights to Calgary in May, while not as cheap as those in October, still average around $313.

What is the cheapest day to depart on your flight to Calgary?

The cheapest day to depart on your flight to Calgary is on a Wednesday when prices can be found for as low as $372. This is often the case because there is less demand to fly during this day of the week. Flights from Boston to Calgary on a Thursday will generally be more expensive and average around $419. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Calgary?

The cheapest time of day to fly to Calgary is in the afternoon when flights can be purchased for as low as $395. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $526 on average. Flights to Calgary from Boston in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Boston Logan Intl to Calgary flight route?

Fly from Boston Logan Intl to Calgary for the best Boston Logan Intl - Calgary flight prices

How far in advance should I book a flight to Calgary?

You are more likely to see cheaper flights to Calgary from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to Calgary for around $423 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Calgary from Boston for as low as $305 on momondo.

What cabin class options are available on Boston Logan Intl to Calgary flights?

There are 4 cabin classes available to choose from on Boston Logan Intl to Calgary flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Boston to Calgary flights?

No. A direct flight is the cheapest option for a flight between Boston to Calgary.

How have Boston to Calgary flight prices changed over time?

As of August 2025, prices for Boston to Calgary flights are approximately 39% cheaper when compared to flights at the same time last year.

When to book flights from Boston to Calgary

Are you open to changing your travel dates? Check out the ideal times to fly from Boston to Calgary according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Boston to Calgary (BOS to YYC) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to Calgary

Best Price Found

$53

Fastest flight time

5h 21m

Direct flights

Mon, Tue, Fri, Sat and Sun

Airports in Calgary

1 airport
The best one-way flight to Calgary from Boston in the past 72 hours is $53. The best round-trip flight deal from Boston to Calgary found on momondo in the last 72 hours is $142.
The fastest flight from Boston to Calgary takes 5h 21m
Direct flights go from Boston to Calgary on Monday, Tuesday, Friday, Saturday and Sunday. Airlines offering direct flights are: Delta and WestJet.
There is 1 airport near Calgary: Calgary (YYC)
Search flight deals

  • How far is Boston Logan Intl to Calgary by plane?

    The distance between Boston Logan Intl and Calgary is about 2089.9 mi. In terms of flight time, this usually takes a little over 5h 21m.

  • When did momondo last update prices for flights from Boston Logan Intl Airport to Calgary Airport?

    Prices for flights from Boston Logan Intl Airport to Calgary Airport are updated daily.

  • How many operators does momondo search for flights from Boston Logan Intl Airport to Calgary Airport?

  • How old do you have to be to fly from Boston Logan Intl Airport to Calgary Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Boston Logan Intl Airport to Calgary Airport.

  • What documentation or ID do you need to fly to Calgary Airport?

    The travel and health documents required for your trip to Calgary Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Calgary Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Boston to Calgary?

  • What is the most popular airline from Boston to Calgary?

Best airlines flying from Boston to Calgary

Compare and see reviews for airlines that fly from Boston to Calgary with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom $122Free CancellationRating
7.1
9,949 reviews
Search Air Canada flights
United AirlinesPriceFrom $132Free CancellationRating
7.4
8,916 reviews
Search United Airlines flights
DeltaPriceFrom $141Free CancellationRating
8.0
7,980 reviews
Search Delta flights
WestJetPriceFrom $154Free CancellationRating
7.2
3,015 reviews
Search WestJet flights
Porter AirlinesPriceFrom $177Free CancellationRating
8.0
332 reviews
Search Porter Airlines flights
American AirlinesPriceFrom $323Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

  • Delta Flights From Boston to Calgary

    Delta flight deals from Boston to Calgary start from $141 round-trip. Over the 1 Delta flight for this route in a normal week, average airfare is usually $429 round-trip - but some users have found much cheaper deals with momondo.

  • WestJet Flights From Boston to Calgary

    Another popular option for Boston to Calgary flights is WestJet (7.2/10, 3,013 ratings). WestJet flies from Boston to Calgary around 1 time per week, with deals starting from $154 round-trip and rising to an average price of around $413.

Traveling to a place near Calgary?

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

Why use momondo?

Why should I use momondo to find a flight deal from Boston to Calgary?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Calgary from Boston.

Can I find flights from Boston to Calgary with flexible booking policies on momondo?

Flights from Boston to Calgary with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Boston to Calgary?

Once you have performed a search for Boston to Calgary flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Boston to Calgary right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Boston to Calgary flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Calgary trip

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