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Cheap flights from Saint John to Boston from C$ 338

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 15/1. 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
4:15 p.m. - 7:42 p.m.YSJ-BOS
4h 27m1 stop
Air Canada Logo
6:15 a.m. - 10:49 a.m.BOS-YSJ
27h 34m1 stop
C$ 611Air Canada
Find Deal
Wed, 18 Feb - Fri, 20 Feb
Air Canada Logo
4:15 p.m. - 10:37 p.m.YSJ-BOS
31h 22m2 stops
Air Canada Logo
6:55 p.m. - 3:40 p.m.BOS-YSJ
19h 45m2 stops
C$ 667Air Canada
Find Deal
Wed, 18 Feb - Fri, 20 Feb
Air Canada Logo
4:15 p.m. - 7:42 p.m.YSJ-BOS
4h 27m1 stop
Air Canada Logo
6:15 a.m. - 3:40 p.m.BOS-YSJ
8h 25m2 stops
C$ 713Air Canada
Find Deal
Wed, 18 Feb - Fri, 20 Feb
Air Canada Logo
4:15 p.m. - 7:42 p.m.YSJ-BOS
4h 27m1 stop
Air Canada Logo
10:15 a.m. - 3:40 p.m.BOS-YSJ
4h 25m1 stop
C$ 734Air Canada
Find Deal
Wed, 18 Feb - Fri, 20 Feb
United Airlines Logo
11:30 a.m. - 6:45 p.m.YSJ-BOS
8h 15m2 stops
United Airlines Logo
7:05 a.m. - 3:40 p.m.BOS-YSJ
7h 35m2 stops
C$ 800United Airlines
Find Deal
Wed, 18 Feb - Fri, 20 Feb

Air Canada flights from Saint John to Boston

Our best Air Canada deals on Saint John to Boston flight tickets
Air Canada
18 Feb
YSJ4:15 p.m.Saint John
4h 27m
1 stop
BOS7:42 p.m.Boston Logan Intl
20 Feb
BOS6:15 a.m.Boston Logan Intl
27h 34m
1 stop
YSJ10:49 a.m.Saint John
C$ 611
Find similar
Air Canada
18 Feb
YSJ4:15 p.m.Saint John
31h 22m
2 stops
BOS10:37 p.m.Boston Logan Intl
20 Feb
BOS6:55 p.m.Boston Logan Intl
19h 45m
2 stops
YSJ3:40 p.m.Saint John
C$ 667
Find similar
Air Canada
18 Feb
YSJ4:15 p.m.Saint John
4h 27m
1 stop
BOS7:42 p.m.Boston Logan Intl
20 Feb
BOS6:15 a.m.Boston Logan Intl
8h 25m
2 stops
YSJ3:40 p.m.Saint John
C$ 713
Find similar

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 2 December 2025.
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

Saint JohnBoston

YSJ - BOS

YSJBOS

Saint John

Wed 18/2

4:15 p.m.-7:42 p.m.

1 stop4h 27m

Boston Logan Intl

Fri 20/2

6:15 a.m.-10:49 a.m.

1 stop27h 34m

C$ 611

Saint JohnBoston

YSJ - BOS

YSJBOS

Saint John

Wed 18/2

4:15 p.m.-10:37 p.m.

2 stops31h 22m

Boston Logan Intl

Fri 20/2

6:55 p.m.-3:40 p.m.

2 stops19h 45m

C$ 667

Saint JohnBoston

YSJ - BOS

YSJBOS

Saint John

Wed 18/2

4:15 p.m.-7:42 p.m.

1 stop4h 27m

Boston Logan Intl

Fri 20/2

6:15 a.m.-3:40 p.m.

2 stops8h 25m

C$ 713

Saint JohnBoston

YSJ - BOS

YSJBOS

Saint John

Wed 18/2

4:15 p.m.-7:42 p.m.

1 stop4h 27m

Boston Logan Intl

Fri 20/2

10:15 a.m.-3:40 p.m.

1 stop4h 25m

C$ 734

Saint JohnBoston

YSJ - BOS

YSJBOS

Saint John

Wed 18/2

11:30 a.m.-6:45 p.m.

2 stops8h 15m

Boston Logan Intl

Fri 20/2

7:05 a.m.-3:40 p.m.

2 stops7h 35m

C$ 800

Saint JohnBoston

YSJ - BOS

YSJBOS

Saint John

Thu 15/1

4:15 p.m.-7:42 p.m.

1 stop4h 27m

C$ 338

Saint JohnBoston

YSJ - BOS

YSJBOS

Saint John

Thu 15/1

5:40 a.m.-2:52 p.m.

2 stops10h 12m

C$ 428

Saint JohnBoston

YSJ - BOS

YSJBOS

Saint John

Sun 14/12

4:15 p.m.-7:42 p.m.

1 stop4h 27m

C$ 586

Saint JohnBoston

YSJ - BOS

YSJBOS

Saint John

Sun 14/12

4:15 p.m.-10:49 a.m.

2 stops19h 34m

C$ 593

Saint JohnBoston

YSJ - BOS

YSJBOS

Saint John

Sun 14/12

5:40 a.m.-3:16 p.m.

3 stops34h 36m

C$ 808

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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 day to depart on your flight to Boston?

On average, the least expensive day to fly to Boston from Saint John is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as C$ 714. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from Saint John to Boston on a Tuesday will generally be more expensive and average around C$ 745. 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 Boston?

Flying to Boston from Saint John in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as C$ 701 when looking at flights departing in the afternoon. Flights in the morning are often more expensive with an average ticket price of C$ 745.

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 27m

Direct flights

None
The fastest flight from Saint John to Boston takes 4h 27m
There are no direct flights from Saint John to Boston. There are no popular flight routes from Saint John to Boston.
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  • 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 27m 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 many operators does momondo search for flights from Saint John Airport to Boston Logan Intl Airport?

  • 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.

  • What is the most popular airline from Saint John to Boston?

Best airlines flying from Saint John to Boston

Compare and see reviews for airlines that fly from Saint John to Boston with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom C$ 488Free CancellationRating
7.1
10,496 reviews
Search Air Canada flights

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
Everett
Wells
Cambridge
Salem
Waltham
Dedham
West Yarmouth
Needham
Saco
Westbrook
Burlington
Sturbridge
Scarborough
Cape Neddick
Middletown
Quincy
Peabody

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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