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Cheap flights from Saint John to Boston from C$ 316

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Saint John to Boston departing on 12/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Saint John to Boston

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
4:40 p.m. - 9:26 p.m.
YSJ
-
BOS
5h 46m
1 stop
Air Canada Logo
10:40 a.m. - 3:59 p.m.
BOS
-
YSJ
4h 19m
1 stop
C$ 722Air Canada
Fri, 18 Sep - Tue, 22 Sep
Air Canada Logo
4:40 p.m. - 9:27 p.m.
YSJ
-
BOS
5h 47m
1 stop
Air Canada Logo
4:55 p.m. - 1:25 a.m.
BOS
-
YSJ
7h 30m
1 stop
C$ 729Air Canada
Tue, 11 Aug - Mon, 17 Aug
Air Canada Logo
4:40 p.m. - 9:26 p.m.
YSJ
-
BOS
5h 46m
1 stop
Air Canada Logo
6:00 a.m. - 3:59 p.m.
BOS
-
YSJ
8h 59m
2 stops
C$ 733Air Canada
Fri, 18 Sep - Tue, 22 Sep
Air Canada Logo
4:40 p.m. - 9:26 p.m.
YSJ
-
BOS
5h 46m
1 stop
Air Canada Logo
10:40 a.m. - 3:59 p.m.
BOS
-
YSJ
4h 19m
1 stop
C$ 819Air Canada
Fri, 18 Sep - Tue, 22 Sep
Air Canada Logo
11:05 a.m. - 6:49 p.m.
YSJ
-
BOS
8h 44m
2 stops
Air Canada Logo
5:30 a.m. - 10:25 a.m.
BOS
-
YSJ
3h 55m
1 stop
C$ 821Air Canada
Wed, 2 Dec - Sun, 6 Dec
United Airlines Logo
4:40 p.m. - 9:27 p.m.
YSJ
-
BOS
5h 47m
1 stop
United Airlines Logo
10:40 a.m. - 4:00 p.m.
BOS
-
YSJ
4h 20m
1 stop
C$ 826United Airlines
Thu, 27 Aug - Thu, 3 Sep
Air Canada Logo
4:40 p.m. - 9:26 p.m.
YSJ
-
BOS
5h 46m
1 stop
Air Canada Logo
6:00 a.m. - 3:59 p.m.
BOS
-
YSJ
8h 59m
2 stops
C$ 830Air Canada
Fri, 18 Sep - Tue, 22 Sep
United Airlines Logo
4:40 p.m. - 9:27 p.m.
YSJ
-
BOS
5h 47m
1 stop
United Airlines Logo
9:33 a.m. - 1:25 a.m.
BOS
-
YSJ
14h 52m
2 stops
C$ 833United Airlines
Tue, 11 Aug - Mon, 17 Aug
United Airlines Logo
4:40 p.m. - 1:11 a.m.
YSJ
-
BOS
9h 31m
2 stops
United Airlines Logo
10:40 a.m. - 4:00 p.m.
BOS
-
YSJ
4h 20m
1 stop
C$ 834United Airlines
Thu, 27 Aug - Thu, 3 Sep
United Airlines Logo
4:40 p.m. - 11:19 a.m.
YSJ
-
BOS
19h 39m
2 stops
United Airlines Logo
7:30 a.m. - 1:25 a.m.
BOS
-
YSJ
16h 55m
2 stops
C$ 841United Airlines
Tue, 11 Aug - Mon, 17 Aug

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Air Canada flights from Saint John to Boston

Our best Air Canada deals on Saint John to Boston flight tickets
Air Canada
18 Sep
YSJ4:40 p.m.Saint John
5h 46m
1 stop
BOS9:26 p.m.Boston Logan Intl
22 Sep
BOS10:40 a.m.Boston Logan Intl
4h 19m
1 stop
YSJ3:59 p.m.Saint John
C$ 722
Air Canada
11 Aug
YSJ4:40 p.m.Saint John
5h 47m
1 stop
BOS9:27 p.m.Boston Logan Intl
17 Aug
BOS4:55 p.m.Boston Logan Intl
7h 30m
1 stop
YSJ1:25 a.m.Saint John
C$ 729
Air Canada
18 Sep
YSJ4:40 p.m.Saint John
5h 46m
1 stop
BOS9:26 p.m.Boston Logan Intl
22 Sep
BOS6:00 a.m.Boston Logan Intl
8h 59m
2 stops
YSJ3:59 p.m.Saint John
C$ 733

United Airlines flights from Saint John to Boston

Our best United Airlines deals on Saint John to Boston flight tickets
United Airlines
27 Aug
YSJ4:40 p.m.Saint John
5h 47m
1 stop
BOS9:27 p.m.Boston Logan Intl
3 Sep
BOS10:40 a.m.Boston Logan Intl
4h 20m
1 stop
YSJ4:00 p.m.Saint John
C$ 826
United Airlines
11 Aug
YSJ4:40 p.m.Saint John
5h 47m
1 stop
BOS9:27 p.m.Boston Logan Intl
17 Aug
BOS9:33 a.m.Boston Logan Intl
14h 52m
2 stops
YSJ1:25 a.m.Saint John
C$ 833
United Airlines
27 Aug
YSJ4:40 p.m.Saint John
9h 31m
2 stops
BOS1:11 a.m.Boston Logan Intl
3 Sep
BOS10:40 a.m.Boston Logan Intl
4h 20m
1 stop
YSJ4:00 p.m.Saint John
C$ 834

momondo Fare Finder

 
Customize your flight search to find flights from Saint John to Boston 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 17 July 2026.
Use the filters below to find and compare flights from Saint John to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Saint JohnBoston

YSJ - BOS

YSJBOS

Saint John

Fri 18/9

4:40 p.m.-9:26 p.m.

1 stop5h 46m

Boston Logan Intl

Tue 22/9

10:40 a.m.-3:59 p.m.

1 stop4h 19m

C$ 722

Saint JohnBoston

YSJ - BOS

YSJBOS

Saint John

Tue 11/8

4:40 p.m.-9:27 p.m.

1 stop5h 47m

Boston Logan Intl

Mon 17/8

4:55 p.m.-1:25 a.m.

1 stop7h 30m

C$ 729

Saint JohnBoston

YSJ - BOS

YSJBOS

Saint John

Fri 18/9

4:40 p.m.-9:26 p.m.

1 stop5h 46m

Boston Logan Intl

Tue 22/9

6:00 a.m.-3:59 p.m.

2 stops8h 59m

C$ 733

Saint JohnBoston

YSJ - BOS

YSJBOS

Saint John

Fri 18/9

4:40 p.m.-9:26 p.m.

1 stop5h 46m

Boston Logan Intl

Tue 22/9

10:40 a.m.-3:59 p.m.

1 stop4h 19m

C$ 819

Saint JohnBoston

YSJ - BOS

YSJBOS

Saint John

Wed 2/12

11:05 a.m.-6:49 p.m.

2 stops8h 44m

Boston Logan Intl

Sun 6/12

5:30 a.m.-10:25 a.m.

1 stop3h 55m

C$ 821

Saint JohnBoston

YSJ - BOS

YSJBOS

Saint John

Thu 27/8

4:40 p.m.-9:27 p.m.

1 stop5h 47m

Boston Logan Intl

Thu 3/9

10:40 a.m.-4:00 p.m.

1 stop4h 20m

C$ 826

Saint JohnBoston

YSJ - BOS

YSJBOS

Saint John

Fri 18/9

4:40 p.m.-9:26 p.m.

1 stop5h 46m

Boston Logan Intl

Tue 22/9

6:00 a.m.-3:59 p.m.

2 stops8h 59m

C$ 830

Saint JohnBoston

YSJ - BOS

YSJBOS

Saint John

Tue 11/8

4:40 p.m.-9:27 p.m.

1 stop5h 47m

Boston Logan Intl

Mon 17/8

9:33 a.m.-1:25 a.m.

2 stops14h 52m

C$ 833

Saint JohnBoston

YSJ - BOS

YSJBOS

Saint John

Thu 27/8

4:40 p.m.-1:11 a.m.

2 stops9h 31m

Boston Logan Intl

Thu 3/9

10:40 a.m.-4:00 p.m.

1 stop4h 20m

C$ 834

Saint JohnBoston

YSJ - BOS

YSJBOS

Saint John

Tue 11/8

4:40 p.m.-11:19 a.m.

2 stops19h 39m

Boston Logan Intl

Mon 17/8

7:30 a.m.-1:25 a.m.

2 stops16h 55m

C$ 841

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 Boston from

How to get the cheapest flight ticket from Saint John to Boston

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 airline that flies from Saint John to Boston Logan Intl?

Air Canada is the most popular carrier operating from Saint John to Boston Logan Intl

When to book flights from Saint John to Boston

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

Cheap Saint John to Boston (YSJ to BOS) flight deals and tips

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

Fastest flight time

4h 48m

Direct flights

None
The fastest flight from Saint John to Boston takes 4h 48m
There are no direct flights from Saint John to Boston. There are no popular flight routes from Saint John to Boston.
Search flight deals

Frequently asked questions about flying from Saint John to Boston

  • How far is Saint John to Boston Logan Intl by plane?

    The straight-line distance from Saint John to Boston Logan Intl is 514.4 km. Typically, this will take 4h 48m by plane in normal conditions.

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

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Saint John Airport to Boston Logan Intl Airport.

  • What documentation or ID do you need to fly to Boston Logan Intl Airport?

    The travel and health documents you'll need for your trip to Boston Logan Intl 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 Boston Logan Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Travelling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Old Orchard Beach
Hampton Beach
Ogunquit
Chelsea
Kennebunkport
Needham
Everett
Wells
Warwick
Foxborough
Burlington
Cambridge
Waltham
Scarborough
Dedham
Woburn
Brookline
Nashua
Quincy
South Yarmouth

Why use momondo?

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

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 Boston from Saint John.

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

Yes. All flights to Boston from Saint John on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Saint John to Boston?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Boston from Saint John.

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

If you are not ready to book a flight from Saint John to Boston now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Boston and let you know when they change.

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