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Cheap flights from Massachusetts to Saint John from $169

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Massachusetts to Saint John departing on 9/24. 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 Massachusetts to Saint John

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
10:05 am - 10:00 amBOS  Boston Logan Intl-YSJ Saint John
22h 55m1 stop Toronto Pearson Intl
Multiple Airlines Logo
6:55 am - 5:25 pmYSJ  Saint John-BOS Boston Logan Intl
11h 30m2 stops Montreal St Hubert Toronto Island
$603Multiple Airlines
Thu, Sep 10 - Wed, Sep 16
Air Canada Logo
4:55 pm - 1:25 amBOS  Boston Logan Intl-YSJ Saint John
7h 30m1 stop Toronto Pearson Intl
Air Canada Logo
12:50 pm - 6:04 pmYSJ  Saint John-BOS Boston Logan Intl
6h 14m1 stop Toronto Pearson Intl
$605Air Canada
Mon, Sep 7 - Mon, Sep 14
Air Canada Logo
4:55 pm - 1:25 amBOS  Boston Logan Intl-YSJ Saint John
7h 30m1 stop Toronto Pearson Intl
Air Canada Logo
5:00 am - 11:47 amYSJ  Saint John-BOS Boston Logan Intl
7h 47m1 stop Toronto Pearson Intl
$610Air Canada
Thu, Sep 3 - Sat, Sep 5
Air Canada Logo
3:35 pm - 1:25 amBOS  Boston Logan Intl-YSJ Saint John
8h 50m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl
Air Canada Logo
12:50 pm - 6:04 pmYSJ  Saint John-BOS Boston Logan Intl
6h 14m1 stop Toronto Pearson Intl
$614Air Canada
Mon, Sep 7 - Mon, Sep 14
Air Canada Logo
6:00 am - 4:00 pmBOS  Boston Logan Intl-YSJ Saint John
9h 00m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl
Air Canada Logo
5:00 am - 9:53 amYSJ  Saint John-BOS Boston Logan Intl
5h 53m1 stop Toronto Pearson Intl
$618Air Canada
Thu, Sep 3 - Sat, Sep 5
Air Canada Logo
4:55 pm - 11:51 pmBOS  Boston Logan Intl-YSJ Saint John
5h 56m1 stop Toronto Pearson Intl
Air Canada Logo
5:00 am - 11:51 amYSJ  Saint John-BOS Boston Logan Intl
7h 51m1 stop Toronto Pearson Intl
$620Air Canada
Thu, Sep 10 - Wed, Sep 16
Air Canada Logo
3:35 pm - 1:25 amBOS  Boston Logan Intl-YSJ Saint John
8h 50m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl
Air Canada Logo
5:00 am - 2:41 pmYSJ  Saint John-BOS Boston Logan Intl
10h 41m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl
$622Air Canada
Mon, Sep 7 - Mon, Sep 14
Air Canada Logo
6:00 am - 4:00 pmBOS  Boston Logan Intl-YSJ Saint John
9h 00m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl
Air Canada Logo
12:50 pm - 9:27 pmYSJ  Saint John-BOS Boston Logan Intl
9h 37m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl
$627Air Canada
Thu, Sep 3 - Sat, Sep 5
Air Canada Logo
4:55 pm - 11:51 pmBOS  Boston Logan Intl-YSJ Saint John
5h 56m1 stop Toronto Pearson Intl
Air Canada Logo
12:50 pm - 9:26 pmYSJ  Saint John-BOS Boston Logan Intl
9h 36m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl
$629Air Canada
Sun, Sep 13 - Tue, Sep 22
Air Canada Logo
6:00 am - 3:59 pmBOS  Boston Logan Intl-YSJ Saint John
8h 59m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl
Air Canada Logo
5:00 am - 2:41 pmYSJ  Saint John-BOS Boston Logan Intl
10h 41m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl
$638Air Canada
Thu, Sep 10 - Wed, Sep 16

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Air Canada flights from Massachusetts to Saint John

Our best Air Canada deals on Massachusetts to Saint John flight tickets
Air Canada
Sep 7
BOS4:55 pmBoston Logan Intl
7h 30m
1 stop
YSJ1:25 amSaint John
Sep 14
YSJ12:50 pmSaint John
6h 14m
1 stop
BOS6:04 pmBoston Logan Intl
$605
Air Canada
Sep 3
BOS4:55 pmBoston Logan Intl
7h 30m
1 stop
YSJ1:25 amSaint John
Sep 5
YSJ5:00 amSaint John
7h 47m
1 stop
BOS11:47 amBoston Logan Intl
$610
Air Canada
Sep 7
BOS3:35 pmBoston Logan Intl
8h 50m
2 stops
YSJ1:25 amSaint John
Sep 14
YSJ12:50 pmSaint John
6h 14m
1 stop
BOS6:04 pmBoston Logan Intl
$614

United Airlines flights from Massachusetts to Saint John

Our best United Airlines deals on Massachusetts to Saint John flight tickets
United Airlines
Oct 1
BOS5:45 amBoston Logan Intl
9h 14m
2 stops
YSJ3:59 pmSaint John
Oct 8
YSJ5:40 amSaint John
9h 55m
2 stops
BOS2:35 pmBoston Logan Intl
$890
United Airlines
Sep 24
BOS10:40 amBoston Logan Intl
4h 19m
1 stop
YSJ3:59 pmSaint John
Oct 1
YSJ4:40 pmSaint John
5h 46m
1 stop
BOS9:26 pmBoston Logan Intl
$909
United Airlines
Sep 26
BOS10:40 amBoston Logan Intl
4h 19m
1 stop
YSJ3:59 pmSaint John
Oct 3
YSJ4:40 pmSaint John
5h 46m
1 stop
BOS9:26 pmBoston Logan Intl
$910

momondo Fare Finder

 
Customize your flight search to find flights from Massachusetts to Saint John 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 832,500 searches. Data last updated August 13, 2026.
Use the filters below to find and compare flights from Massachusetts to Saint John that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonSaint John

BOS Boston Logan Intl - YSJ Saint John

BOSYSJ

Boston Logan Intl

Thu 9/10

10:05 am-10:00 am

1 stop22h 55m

Saint John

Wed 9/16

6:55 am-5:25 pm

2 stops11h 30m

$603
Quickest round-trip

BostonSaint John

BOS Boston Logan Intl - YSJ Saint John

BOSYSJ

Boston Logan Intl

Mon 9/7

4:55 pm-1:25 am

1 stop7h 30m

Saint John

Mon 9/14

12:50 pm-6:04 pm

1 stop6h 14m

$605

BostonSaint John

BOS Boston Logan Intl - YSJ Saint John

BOSYSJ

Boston Logan Intl

Thu 9/3

4:55 pm-1:25 am

1 stop7h 30m

Saint John

Sat 9/5

5:00 am-11:47 am

1 stop7h 47m

$610

BostonSaint John

BOS Boston Logan Intl - YSJ Saint John

BOSYSJ

Boston Logan Intl

Mon 9/7

3:35 pm-1:25 am

2 stops8h 50m

Saint John

Mon 9/14

12:50 pm-6:04 pm

1 stop6h 14m

$614

BostonSaint John

BOS Boston Logan Intl - YSJ Saint John

BOSYSJ

Boston Logan Intl

Thu 9/3

6:00 am-4:00 pm

2 stops9h 00m

Saint John

Sat 9/5

5:00 am-9:53 am

1 stop5h 53m

$618

BostonSaint John

BOS Boston Logan Intl - YSJ Saint John

BOSYSJ

Boston Logan Intl

Thu 9/10

4:55 pm-11:51 pm

1 stop5h 56m

Saint John

Wed 9/16

5:00 am-11:51 am

1 stop7h 51m

$620

BostonSaint John

BOS Boston Logan Intl - YSJ Saint John

BOSYSJ

Boston Logan Intl

Mon 9/7

3:35 pm-1:25 am

2 stops8h 50m

Saint John

Mon 9/14

5:00 am-2:41 pm

2 stops10h 41m

$622

BostonSaint John

BOS Boston Logan Intl - YSJ Saint John

BOSYSJ

Boston Logan Intl

Thu 9/3

6:00 am-4:00 pm

2 stops9h 00m

Saint John

Sat 9/5

12:50 pm-9:27 pm

2 stops9h 37m

$627

BostonSaint John

BOS Boston Logan Intl - YSJ Saint John

BOSYSJ

Boston Logan Intl

Sun 9/13

4:55 pm-11:51 pm

1 stop5h 56m

Saint John

Tue 9/22

12:50 pm-9:26 pm

2 stops9h 36m

$629

BostonSaint John

BOS Boston Logan Intl - YSJ Saint John

BOSYSJ

Boston Logan Intl

Thu 9/10

6:00 am-3:59 pm

2 stops8h 59m

Saint John

Wed 9/16

5:00 am-2:41 pm

2 stops10h 41m

$638

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 Saint John from

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

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 Massachusetts to Saint John?

Air Canada is the most popular carrier operating from Massachusetts to Saint John

Cheap Massachusetts to Saint John flight deals and tips

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

Fastest flight time

3h 55m

Direct flights

None
The fastest flight from Massachusetts to Saint John takes 3h 55m
There are no direct flights from Massachusetts to Saint John. There are no popular flight routes from Massachusetts to Saint John.
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Frequently asked questions about flying from Massachusetts to Saint John

  • When did momondo last update prices for flights from Massachusetts to Saint John Airport?

    Prices for flights from Massachusetts to Saint John Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Massachusetts to Saint John 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 Massachusetts to Saint John Airport.

  • What documentation or ID do you need to fly to Saint John Airport?

    The required travel and health documents for your Saint John Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Saint John Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near Saint John?

Book flights to Saint John if you plan to visit one of these locations
Sussex
Bridgetown
Middleton

Why use momondo?

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

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 Saint John from Massachusetts.

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

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

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

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 Saint John from Massachusetts.

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

Yes. momondo can track prices for Massachusetts to Saint John 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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