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Cheap flights from Boston to St. John's from C$ 287

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 St. John's departing on 2/6. 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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Find the cheapest flights from Boston to St. John's

Cheap round-trip flights

Enter your travel dates to find the best prices.
Porter Airlines Logo
11:15 a.m. - 12:55 a.m.
BOS
-
YYT
12h 10m
2 stops
Porter Airlines Logo
8:55 a.m. - 4:00 p.m.
YYT
-
BOS
8h 35m
2 stops
C$ 561Porter Airlines
Thu, 24 Sep - Mon, 5 Oct
Air Canada Logo
5:00 p.m. - 1:46 a.m.
BOS
-
YYT
7h 16m
1 stop
Air Canada Logo
5:35 a.m. - 9:50 a.m.
YYT
-
BOS
5h 45m
1 stop
C$ 581Air Canada
Sat, 10 Oct - Sun, 11 Oct
Air Canada Logo
5:00 p.m. - 1:46 a.m.
BOS
-
YYT
7h 16m
1 stop
Air Canada Logo
5:35 a.m. - 4:10 p.m.
YYT
-
BOS
12h 05m
2 stops
C$ 592Air Canada
Sat, 10 Oct - Sun, 11 Oct
Porter Airlines Logo
3:25 p.m. - 12:55 a.m.
BOS
-
YYT
8h 00m
1 stop
Porter Airlines Logo
8:55 a.m. - 4:00 p.m.
YYT
-
BOS
8h 35m
2 stops
C$ 612Porter Airlines
Tue, 6 Oct - Thu, 15 Oct
Air Canada Logo
5:00 p.m. - 1:46 a.m.
BOS
-
YYT
7h 16m
1 stop
Air Canada Logo
5:35 a.m. - 6:49 p.m.
YYT
-
BOS
14h 44m
2 stops
C$ 614Air Canada
Sun, 11 Oct - Mon, 12 Oct
Air Canada Logo
3:35 p.m. - 12:33 a.m.
BOS
-
YYT
7h 28m
1 stop
Air Canada Logo
2:05 p.m. - 5:42 p.m.
YYT
-
BOS
5h 07m
1 stop
C$ 618Air Canada
Tue, 6 Oct - Fri, 16 Oct
Air Canada Logo
5:50 a.m. - 12:13 p.m.
BOS
-
YYT
4h 53m
1 stop
Air Canada Logo
5:35 a.m. - 9:50 a.m.
YYT
-
BOS
5h 45m
1 stop
C$ 622Air Canada
Tue, 6 Oct - Mon, 12 Oct
Porter Airlines Logo
3:25 p.m. - 12:55 a.m.
BOS
-
YYT
8h 00m
1 stop
Porter Airlines Logo
8:55 a.m. - 5:35 p.m.
YYT
-
BOS
10h 10m
2 stops
C$ 625Porter Airlines
Wed, 7 Oct - Fri, 16 Oct
Porter Airlines Logo
11:15 a.m. - 12:55 a.m.
BOS
-
YYT
12h 10m
2 stops
Porter Airlines Logo
6:05 a.m. - 4:46 p.m.
YYT
-
BOS
12h 11m
2 stops
C$ 626Porter Airlines
Wed, 7 Oct - Fri, 16 Oct
Porter Airlines Logo
11:15 a.m. - 12:56 a.m.
BOS
-
YYT
12h 11m
2 stops
Porter Airlines Logo
8:50 a.m. - 7:05 p.m.
YYT
-
BOS
11h 45m
2 stops
C$ 629Porter Airlines
Wed, 3 Jun - Tue, 9 Jun

Porter Airlines flights from Boston to St. John's

Our best Porter Airlines deals on Boston to St. John's flight tickets
Porter Airlines
24 Sep
BOS11:15 a.m.Boston Logan Intl
12h 10m
2 stops
YYT12:55 a.m.St John's
5 Oct
YYT8:55 a.m.St John's
8h 35m
2 stops
BOS4:00 p.m.Boston Logan Intl
C$ 561
Porter Airlines
6 Oct
BOS3:25 p.m.Boston Logan Intl
8h 00m
1 stop
YYT12:55 a.m.St John's
15 Oct
YYT8:55 a.m.St John's
8h 35m
2 stops
BOS4:00 p.m.Boston Logan Intl
C$ 612
Porter Airlines
7 Oct
BOS3:25 p.m.Boston Logan Intl
8h 00m
1 stop
YYT12:55 a.m.St John's
16 Oct
YYT8:55 a.m.St John's
10h 10m
2 stops
BOS5:35 p.m.Boston Logan Intl
C$ 625

Air Canada flights from Boston to St. John's

Our best Air Canada deals on Boston to St. John's flight tickets
Air Canada
10 Oct
BOS5:00 p.m.Boston Logan Intl
7h 16m
1 stop
YYT1:46 a.m.St John's
11 Oct
YYT5:35 a.m.St John's
5h 45m
1 stop
BOS9:50 a.m.Boston Logan Intl
C$ 581
Air Canada
10 Oct
BOS5:00 p.m.Boston Logan Intl
7h 16m
1 stop
YYT1:46 a.m.St John's
11 Oct
YYT5:35 a.m.St John's
12h 05m
2 stops
BOS4:10 p.m.Boston Logan Intl
C$ 592
Air Canada
11 Oct
BOS5:00 p.m.Boston Logan Intl
7h 16m
1 stop
YYT1:46 a.m.St John's
12 Oct
YYT5:35 a.m.St John's
14h 44m
2 stops
BOS6:49 p.m.Boston Logan Intl
C$ 614

momondo Fare Finder

 
Customize your flight search to find flights from Boston to St. John's 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 96,600 searches. Data last updated 2 May 2026.
Use the filters below to find and compare flights from Boston to St. John's that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonSt. John's

BOS - YYT

BOSYYT

Boston Logan Intl

Thu 24/9

11:15 a.m.-12:55 a.m.

2 stops12h 10m

St John's

Mon 5/10

8:55 a.m.-4:00 p.m.

2 stops8h 35m

C$ 561

BostonSt. John's

BOS - YYT

BOSYYT

Boston Logan Intl

Sat 10/10

5:00 p.m.-1:46 a.m.

1 stop7h 16m

St John's

Sun 11/10

5:35 a.m.-9:50 a.m.

1 stop5h 45m

C$ 581

BostonSt. John's

BOS - YYT

BOSYYT

Boston Logan Intl

Sat 10/10

5:00 p.m.-1:46 a.m.

1 stop7h 16m

St John's

Sun 11/10

5:35 a.m.-4:10 p.m.

2 stops12h 05m

C$ 592

BostonSt. John's

BOS - YYT

BOSYYT

Boston Logan Intl

Tue 6/10

3:25 p.m.-12:55 a.m.

1 stop8h 00m

St John's

Thu 15/10

8:55 a.m.-4:00 p.m.

2 stops8h 35m

C$ 612

BostonSt. John's

BOS - YYT

BOSYYT

Boston Logan Intl

Sun 11/10

5:00 p.m.-1:46 a.m.

1 stop7h 16m

St John's

Mon 12/10

5:35 a.m.-6:49 p.m.

2 stops14h 44m

C$ 614

BostonSt. John's

BOS - YYT

BOSYYT

Boston Logan Intl

Tue 6/10

3:35 p.m.-12:33 a.m.

1 stop7h 28m

St John's

Fri 16/10

2:05 p.m.-5:42 p.m.

1 stop5h 07m

C$ 618
Quickest round-trip

BostonSt. John's

BOS - YYT

BOSYYT

Boston Logan Intl

Tue 6/10

5:50 a.m.-12:13 p.m.

1 stop4h 53m

St John's

Mon 12/10

5:35 a.m.-9:50 a.m.

1 stop5h 45m

C$ 622

BostonSt. John's

BOS - YYT

BOSYYT

Boston Logan Intl

Wed 7/10

3:25 p.m.-12:55 a.m.

1 stop8h 00m

St John's

Fri 16/10

8:55 a.m.-5:35 p.m.

2 stops10h 10m

C$ 625

BostonSt. John's

BOS - YYT

BOSYYT

Boston Logan Intl

Wed 7/10

11:15 a.m.-12:55 a.m.

2 stops12h 10m

St John's

Fri 16/10

6:05 a.m.-4:46 p.m.

2 stops12h 11m

C$ 626

BostonSt. John's

BOS - YYT

BOSYYT

Boston Logan Intl

Wed 3/6

11:15 a.m.-12:56 a.m.

2 stops12h 11m

St John's

Tue 9/6

8:50 a.m.-7:05 p.m.

2 stops11h 45m

C$ 629

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 St. John's from

How to get the cheapest flight ticket from Boston to St. John's

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 typical price of a round-trip flight between Boston and St. John's?

What is the cheapest month to fly to St. John's?

In general, March is the cheapest month to fly from Boston to St. John's. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 726. If you’re not able to fly to St. John's in March, then November is your next best option. Flight prices from Boston to St. John's during November average around C$ 740.

How far in advance should I book a flight from Boston to St. John's?

You are more likely to see cheaper flights to St. John's from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to St. John's for around C$ 829 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to St. John's from Boston for as low as C$ 437 on momondo.

When to book flights from Boston to St. John's

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

Cheap Boston to St. John's (BOS to YYT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to St. John's

Fastest flight time

4h 53m

Direct flights

None
The fastest flight from Boston to St. John's takes 4h 53m
There are no direct flights from Boston to St. John's. There are no popular flight routes from Boston to St. John's.
Search flight deals

Frequently asked questions about flying from Boston to St. John's

  • How far is Boston Logan Intl to St John's by plane?

    The straight-line distance from Boston Logan Intl to St John's is 1549.6 km. Typically, this will take 4h 53m by plane in normal conditions.

  • When did momondo last update prices for flights from Boston Logan Intl Airport to St John's Airport?

    Prices for flights from Boston Logan Intl Airport to St John's Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Boston Logan Intl Airport to St John's Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Boston Logan Intl Airport to St John's Airport.

  • What documentation or ID do you need to fly to St John's Airport?

    The travel and health documents you'll need for your trip to St John's Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at St John's Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Boston to St. John's?

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 St. John's from Boston.

Can I find flights from Boston to St. John's with flexible booking policies on momondo?

All flight searches from Boston to St. John's on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Boston to St. John's?

Once you have performed a search for Boston to St. John's 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 St. John's right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Boston to St. John's flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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