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Cheap flights from Saint John to Boston from C$ 372

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 25/5. 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

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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
5:35 a.m. - 11:46 a.m.
YSJ
-
BOS
7h 11m
1 stop
Air Canada Logo
10:35 a.m. - 3:50 p.m.
BOS
-
YSJ
4h 15m
1 stop
C$ 770Air Canada
Fri, 5 Jun - Tue, 9 Jun
Air Canada Logo
5:35 a.m. - 9:49 a.m.
YSJ
-
BOS
5h 14m
1 stop
Air Canada Logo
10:35 a.m. - 3:50 p.m.
BOS
-
YSJ
4h 15m
1 stop
C$ 771Air Canada
Fri, 5 Jun - Tue, 9 Jun
Air Canada Logo
5:35 a.m. - 9:49 a.m.
YSJ
-
BOS
5h 14m
1 stop
Air Canada Logo
10:35 a.m. - 3:50 p.m.
BOS
-
YSJ
4h 15m
1 stop
C$ 774Air Canada
Fri, 5 Jun - Tue, 9 Jun
Air Canada Logo
5:35 a.m. - 11:46 a.m.
YSJ
-
BOS
7h 11m
1 stop
Air Canada Logo
5:10 a.m. - 3:50 p.m.
BOS
-
YSJ
9h 40m
2 stops
C$ 781Air Canada
Fri, 5 Jun - Tue, 9 Jun
Air Canada Logo
5:35 a.m. - 9:49 a.m.
YSJ
-
BOS
5h 14m
1 stop
Air Canada Logo
5:10 a.m. - 3:50 p.m.
BOS
-
YSJ
9h 40m
2 stops
C$ 782Air Canada
Fri, 5 Jun - Tue, 9 Jun
Air Canada Logo
5:35 a.m. - 11:46 a.m.
YSJ
-
BOS
7h 11m
1 stop
Air Canada Logo
5:10 a.m. - 3:50 p.m.
BOS
-
YSJ
9h 40m
2 stops
C$ 785Air Canada
Fri, 5 Jun - Tue, 9 Jun
United Airlines Logo
5:35 a.m. - 11:46 a.m.
YSJ
-
BOS
7h 11m
1 stop
United Airlines Logo
7:30 a.m. - 3:50 p.m.
BOS
-
YSJ
7h 20m
2 stops
C$ 863United Airlines
Wed, 27 May - Wed, 3 Jun
United Airlines Logo
4:30 p.m. - 11:59 p.m.
YSJ
-
BOS
8h 29m
2 stops
United Airlines Logo
7:30 a.m. - 3:50 p.m.
BOS
-
YSJ
7h 20m
2 stops
C$ 865United Airlines
Wed, 27 May - Wed, 3 Jun
Air Canada Logo
5:35 a.m. - 2:47 p.m.
YSJ
-
BOS
10h 12m
2 stops
Air Canada Logo
5:10 a.m. - 3:50 p.m.
BOS
-
YSJ
9h 40m
2 stops
C$ 869Air Canada
Fri, 5 Jun - Tue, 9 Jun
United Airlines Logo
5:35 a.m. - 11:46 a.m.
YSJ
-
BOS
7h 11m
1 stop
United Airlines Logo
5:00 p.m. - 11:52 p.m.
BOS
-
YSJ
5h 52m
1 stop
C$ 870United Airlines
Wed, 27 May - Wed, 3 Jun

Air Canada flights from Saint John to Boston

Our best Air Canada deals on Saint John to Boston flight tickets
Air Canada
5 Jun
YSJ5:35 a.m.Saint John
7h 11m
1 stop
BOS11:46 a.m.Boston Logan Intl
9 Jun
BOS10:35 a.m.Boston Logan Intl
4h 15m
1 stop
YSJ3:50 p.m.Saint John
C$ 770
Air Canada
5 Jun
YSJ5:35 a.m.Saint John
5h 14m
1 stop
BOS9:49 a.m.Boston Logan Intl
9 Jun
BOS10:35 a.m.Boston Logan Intl
4h 15m
1 stop
YSJ3:50 p.m.Saint John
C$ 771
Air Canada
5 Jun
YSJ5:35 a.m.Saint John
5h 14m
1 stop
BOS9:49 a.m.Boston Logan Intl
9 Jun
BOS10:35 a.m.Boston Logan Intl
4h 15m
1 stop
YSJ3:50 p.m.Saint John
C$ 774

United Airlines flights from Saint John to Boston

Our best United Airlines deals on Saint John to Boston flight tickets
United Airlines
27 May
YSJ5:35 a.m.Saint John
7h 11m
1 stop
BOS11:46 a.m.Boston Logan Intl
3 Jun
BOS7:30 a.m.Boston Logan Intl
7h 20m
2 stops
YSJ3:50 p.m.Saint John
C$ 863
United Airlines
27 May
YSJ4:30 p.m.Saint John
8h 29m
2 stops
BOS11:59 p.m.Boston Logan Intl
3 Jun
BOS7:30 a.m.Boston Logan Intl
7h 20m
2 stops
YSJ3:50 p.m.Saint John
C$ 865
United Airlines
27 May
YSJ5:35 a.m.Saint John
7h 11m
1 stop
BOS11:46 a.m.Boston Logan Intl
3 Jun
BOS5:00 p.m.Boston Logan Intl
5h 52m
1 stop
YSJ11:52 p.m.Saint John
C$ 870

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 15 April 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

Saint JohnBoston

YSJ - BOS

YSJBOS

Saint John

Fri 5/6

5:35 a.m.-11:46 a.m.

1 stop7h 11m

Boston Logan Intl

Tue 9/6

10:35 a.m.-3:50 p.m.

1 stop4h 15m

C$ 770
Quickest round-trip

Saint JohnBoston

YSJ - BOS

YSJBOS

Saint John

Fri 5/6

5:35 a.m.-9:49 a.m.

1 stop5h 14m

Boston Logan Intl

Tue 9/6

10:35 a.m.-3:50 p.m.

1 stop4h 15m

C$ 771

Saint JohnBoston

YSJ - BOS

YSJBOS

Saint John

Fri 5/6

5:35 a.m.-9:49 a.m.

1 stop5h 14m

Boston Logan Intl

Tue 9/6

10:35 a.m.-3:50 p.m.

1 stop4h 15m

C$ 774

Saint JohnBoston

YSJ - BOS

YSJBOS

Saint John

Fri 5/6

5:35 a.m.-11:46 a.m.

1 stop7h 11m

Boston Logan Intl

Tue 9/6

5:10 a.m.-3:50 p.m.

2 stops9h 40m

C$ 781

Saint JohnBoston

YSJ - BOS

YSJBOS

Saint John

Fri 5/6

5:35 a.m.-9:49 a.m.

1 stop5h 14m

Boston Logan Intl

Tue 9/6

5:10 a.m.-3:50 p.m.

2 stops9h 40m

C$ 782

Saint JohnBoston

YSJ - BOS

YSJBOS

Saint John

Fri 5/6

5:35 a.m.-11:46 a.m.

1 stop7h 11m

Boston Logan Intl

Tue 9/6

5:10 a.m.-3:50 p.m.

2 stops9h 40m

C$ 785

Saint JohnBoston

YSJ - BOS

YSJBOS

Saint John

Wed 27/5

5:35 a.m.-11:46 a.m.

1 stop7h 11m

Boston Logan Intl

Wed 3/6

7:30 a.m.-3:50 p.m.

2 stops7h 20m

C$ 863

Saint JohnBoston

YSJ - BOS

YSJBOS

Saint John

Wed 27/5

4:30 p.m.-11:59 p.m.

2 stops8h 29m

Boston Logan Intl

Wed 3/6

7:30 a.m.-3:50 p.m.

2 stops7h 20m

C$ 865

Saint JohnBoston

YSJ - BOS

YSJBOS

Saint John

Fri 5/6

5:35 a.m.-2:47 p.m.

2 stops10h 12m

Boston Logan Intl

Tue 9/6

5:10 a.m.-3:50 p.m.

2 stops9h 40m

C$ 869

Saint JohnBoston

YSJ - BOS

YSJBOS

Saint John

Wed 27/5

5:35 a.m.-11:46 a.m.

1 stop7h 11m

Boston Logan Intl

Wed 3/6

5:00 p.m.-11:52 p.m.

1 stop5h 52m

C$ 870

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

7h 11m

Direct flights

None
The fastest flight from Saint John to Boston takes 7h 11m
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 7h 11m 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
Hampton Beach
Old Orchard Beach
Ogunquit
Needham
Wells
Everett
West Yarmouth
Dedham
Cambridge
Waltham
Westbrook
Saco
Warwick
Burlington
Foxborough
Scarborough
Cape Neddick
Quincy
Fitchburg
Salem

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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