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Cheap flights from Saint John to Boston from C$ 402

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 1/5. 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
4:30 p.m. - 9:27 p.m.
YSJ
-
BOS
5h 57m
1 stop
Air Canada Logo
10:35 a.m. - 3:40 p.m.
BOS
-
YSJ
4h 05m
1 stop
C$ 722Air Canada
Sun, 24 May - Wed, 27 May
Air Canada Logo
4:30 p.m. - 9:27 p.m.
YSJ
-
BOS
5h 57m
1 stop
Air Canada Logo
10:35 a.m. - 3:40 p.m.
BOS
-
YSJ
4h 05m
1 stop
C$ 725Air Canada
Sat, 2 May - Mon, 4 May
Air Canada Logo
12:50 p.m. - 5:59 p.m.
YSJ
-
BOS
6h 09m
1 stop
Air Canada Logo
10:35 a.m. - 3:40 p.m.
BOS
-
YSJ
4h 05m
1 stop
C$ 730Air Canada
Sun, 24 May - Wed, 27 May
Air Canada Logo
4:30 p.m. - 9:27 p.m.
YSJ
-
BOS
5h 57m
1 stop
Air Canada Logo
5:10 a.m. - 3:40 p.m.
BOS
-
YSJ
9h 30m
2 stops
C$ 733Air Canada
Sun, 24 May - Wed, 27 May
Air Canada Logo
4:30 p.m. - 9:27 p.m.
YSJ
-
BOS
5h 57m
1 stop
Air Canada Logo
5:10 a.m. - 3:40 p.m.
BOS
-
YSJ
9h 30m
2 stops
C$ 736Air Canada
Sat, 2 May - Mon, 4 May
United Airlines Logo
5:35 a.m. - 12:11 p.m.
YSJ
-
BOS
7h 36m
1 stop
United Airlines Logo
5:30 a.m. - 11:15 a.m.
BOS
-
YSJ
4h 45m
1 stop
C$ 740United Airlines
Wed, 15 Apr - Wed, 22 Apr
Air Canada Logo
12:50 p.m. - 5:59 p.m.
YSJ
-
BOS
6h 09m
1 stop
Air Canada Logo
5:10 a.m. - 3:40 p.m.
BOS
-
YSJ
9h 30m
2 stops
C$ 741Air Canada
Sun, 24 May - Wed, 27 May
United Airlines Logo
5:35 a.m. - 7:41 p.m.
YSJ
-
BOS
15h 06m
2 stops
United Airlines Logo
5:30 a.m. - 11:15 a.m.
BOS
-
YSJ
4h 45m
1 stop
C$ 743United Airlines
Wed, 15 Apr - Wed, 22 Apr
Air Canada Logo
11:55 a.m. - 2:52 p.m.
YSJ
-
BOS
3h 57m
1 stop
Air Canada Logo
5:10 a.m. - 3:40 p.m.
BOS
-
YSJ
9h 30m
2 stops
C$ 751Air Canada
Thu, 30 Apr - Thu, 7 May
United Airlines Logo
5:35 a.m. - 7:41 p.m.
YSJ
-
BOS
15h 06m
2 stops
United Airlines Logo
6:00 a.m. - 11:52 p.m.
BOS
-
YSJ
16h 52m
2 stops
C$ 800United Airlines
Wed, 15 Apr - Wed, 22 Apr

United Airlines flights from Saint John to Boston

Our best United Airlines deals on Saint John to Boston flight tickets
United Airlines
15 Apr
YSJ5:35 a.m.Saint John
7h 36m
1 stop
BOS12:11 p.m.Boston Logan Intl
22 Apr
BOS5:30 a.m.Boston Logan Intl
4h 45m
1 stop
YSJ11:15 a.m.Saint John
C$ 740
United Airlines
15 Apr
YSJ5:35 a.m.Saint John
15h 06m
2 stops
BOS7:41 p.m.Boston Logan Intl
22 Apr
BOS5:30 a.m.Boston Logan Intl
4h 45m
1 stop
YSJ11:15 a.m.Saint John
C$ 743
United Airlines
15 Apr
YSJ5:35 a.m.Saint John
15h 06m
2 stops
BOS7:41 p.m.Boston Logan Intl
22 Apr
BOS6:00 a.m.Boston Logan Intl
16h 52m
2 stops
YSJ11:52 p.m.Saint John
C$ 800

Air Canada flights from Saint John to Boston

Our best Air Canada deals on Saint John to Boston flight tickets
Air Canada
24 May
YSJ4:30 p.m.Saint John
5h 57m
1 stop
BOS9:27 p.m.Boston Logan Intl
27 May
BOS10:35 a.m.Boston Logan Intl
4h 05m
1 stop
YSJ3:40 p.m.Saint John
C$ 722
Air Canada
2 May
YSJ4:30 p.m.Saint John
5h 57m
1 stop
BOS9:27 p.m.Boston Logan Intl
4 May
BOS10:35 a.m.Boston Logan Intl
4h 05m
1 stop
YSJ3:40 p.m.Saint John
C$ 725
Air Canada
24 May
YSJ12:50 p.m.Saint John
6h 09m
1 stop
BOS5:59 p.m.Boston Logan Intl
27 May
BOS10:35 a.m.Boston Logan Intl
4h 05m
1 stop
YSJ3:40 p.m.Saint John
C$ 730

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 19 March 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

Sun 24/5

4:30 p.m.-9:27 p.m.

1 stop5h 57m

Boston Logan Intl

Wed 27/5

10:35 a.m.-3:40 p.m.

1 stop4h 05m

C$ 722

Saint JohnBoston

YSJ - BOS

YSJBOS

Saint John

Sat 2/5

4:30 p.m.-9:27 p.m.

1 stop5h 57m

Boston Logan Intl

Mon 4/5

10:35 a.m.-3:40 p.m.

1 stop4h 05m

C$ 725

Saint JohnBoston

YSJ - BOS

YSJBOS

Saint John

Sun 24/5

12:50 p.m.-5:59 p.m.

1 stop6h 09m

Boston Logan Intl

Wed 27/5

10:35 a.m.-3:40 p.m.

1 stop4h 05m

C$ 730

Saint JohnBoston

YSJ - BOS

YSJBOS

Saint John

Sun 24/5

4:30 p.m.-9:27 p.m.

1 stop5h 57m

Boston Logan Intl

Wed 27/5

5:10 a.m.-3:40 p.m.

2 stops9h 30m

C$ 733

Saint JohnBoston

YSJ - BOS

YSJBOS

Saint John

Sat 2/5

4:30 p.m.-9:27 p.m.

1 stop5h 57m

Boston Logan Intl

Mon 4/5

5:10 a.m.-3:40 p.m.

2 stops9h 30m

C$ 736

Saint JohnBoston

YSJ - BOS

YSJBOS

Saint John

Wed 15/4

5:35 a.m.-12:11 p.m.

1 stop7h 36m

Boston Logan Intl

Wed 22/4

5:30 a.m.-11:15 a.m.

1 stop4h 45m

C$ 740

Saint JohnBoston

YSJ - BOS

YSJBOS

Saint John

Sun 24/5

12:50 p.m.-5:59 p.m.

1 stop6h 09m

Boston Logan Intl

Wed 27/5

5:10 a.m.-3:40 p.m.

2 stops9h 30m

C$ 741

Saint JohnBoston

YSJ - BOS

YSJBOS

Saint John

Wed 15/4

5:35 a.m.-7:41 p.m.

2 stops15h 06m

Boston Logan Intl

Wed 22/4

5:30 a.m.-11:15 a.m.

1 stop4h 45m

C$ 743

Saint JohnBoston

YSJ - BOS

YSJBOS

Saint John

Thu 30/4

11:55 a.m.-2:52 p.m.

1 stop3h 57m

Boston Logan Intl

Thu 7/5

5:10 a.m.-3:40 p.m.

2 stops9h 30m

C$ 751

Saint JohnBoston

YSJ - BOS

YSJBOS

Saint John

Wed 15/4

5:35 a.m.-7:41 p.m.

2 stops15h 06m

Boston Logan Intl

Wed 22/4

6:00 a.m.-11:52 p.m.

2 stops16h 52m

C$ 800

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

5h 57m

Direct flights

None
The fastest flight from Saint John to Boston takes 5h 57m
There are no direct flights from Saint John to Boston. There are no popular flight routes from Saint John to Boston.
Search flight deals

  • 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 5h 57m 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
Wells
Everett
Ogunquit
Dedham
West Yarmouth
Needham
Cambridge
Waltham
Saco
Westbrook
Warwick
Burlington
Foxborough
Scarborough
Cape Neddick
Fitchburg
Quincy
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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