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Cheap flights from Boston to Saint John from $650

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Boston to Saint John

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
5:30 am - 10:25 amBOS  Boston Logan Intl-YSJ Saint John
3h 55m1 stop Montreal Pierre Elliott Trudeau Intl
Air Canada Logo
11:05 am - 2:53 pmYSJ  Saint John-BOS Boston Logan Intl
4h 48m1 stop Montreal Pierre Elliott Trudeau Intl
$650Air Canada
Wed, Dec 9 - Wed, Dec 16
Air Canada Logo
5:30 am - 10:25 amBOS  Boston Logan Intl-YSJ Saint John
3h 55m1 stop Montreal Pierre Elliott Trudeau Intl
Air Canada Logo
5:20 am - 2:53 pmYSJ  Saint John-BOS Boston Logan Intl
10h 33m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl
$663Air Canada
Wed, Dec 9 - Wed, Dec 16
Air Canada Logo
5:30 am - 4:54 pmBOS  Boston Logan Intl-YSJ Saint John
10h 24m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl
Air Canada Logo
11:05 am - 5:58 pmYSJ  Saint John-BOS Boston Logan Intl
7h 53m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl
$676Air Canada
Wed, Dec 9 - Wed, Dec 16
Multiple Airlines Logo
5:30 am - 10:19 amBOS  Boston Logan Intl-YSJ Saint John
3h 49m1 stop Montreal Pierre Elliott Trudeau Intl
Multiple Airlines Logo
5:20 am - 10:22 amYSJ  Saint John-BOS Boston Logan Intl
6h 02m1 stop Toronto Pearson Intl
$789Multiple Airlines
Mon, Nov 16 - Wed, Nov 18
Multiple Airlines Logo
5:30 am - 10:19 amBOS  Boston Logan Intl-YSJ Saint John
3h 49m1 stop Montreal Pierre Elliott Trudeau Intl
Multiple Airlines Logo
5:20 am - 2:53 pmYSJ  Saint John-BOS Boston Logan Intl
10h 33m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl
$797Multiple Airlines
Mon, Nov 16 - Wed, Nov 18
United Airlines Logo
5:30 am - 10:25 amBOS  Boston Logan Intl-YSJ Saint John
3h 55m1 stop Montreal Pierre Elliott Trudeau Intl
United Airlines Logo
11:05 am - 2:52 pmYSJ  Saint John-BOS Boston Logan Intl
4h 47m1 stop Montreal Pierre Elliott Trudeau Intl
$800United Airlines
Tue, Mar 30 - Wed, Mar 31
Air Canada Logo
3:10 pm - 11:24 pmBOS  Boston Logan Intl-YSJ Saint John
7h 14m1 stop Toronto Pearson Intl
Air Canada Logo
11:05 am - 2:52 pmYSJ  Saint John-BOS Boston Logan Intl
4h 47m1 stop Montreal Pierre Elliott Trudeau Intl
$803Air Canada
Tue, Mar 30 - Wed, Mar 31
Air Canada Logo
5:30 am - 4:59 pmBOS  Boston Logan Intl-YSJ Saint John
10h 29m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl
Air Canada Logo
11:05 am - 2:52 pmYSJ  Saint John-BOS Boston Logan Intl
4h 47m1 stop Montreal Pierre Elliott Trudeau Intl
$811Air Canada
Tue, Mar 30 - Wed, Mar 31
United Airlines Logo
6:00 am - 11:24 pmBOS  Boston Logan Intl-YSJ Saint John
16h 24m2 stops Newark Toronto Pearson Intl
United Airlines Logo
11:05 am - 2:52 pmYSJ  Saint John-BOS Boston Logan Intl
4h 47m1 stop Montreal Pierre Elliott Trudeau Intl
$814United Airlines
Tue, Mar 30 - Wed, Mar 31
Air Canada Logo
5:30 am - 4:59 pmBOS  Boston Logan Intl-YSJ Saint John
10h 29m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl
Air Canada Logo
11:05 am - 5:56 pmYSJ  Saint John-BOS Boston Logan Intl
7h 51m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl
$825Air Canada
Tue, Mar 30 - Wed, Mar 31

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Air Canada flights from Boston to Saint John

Our best Air Canada deals on Boston to Saint John flight tickets
Air Canada
Dec 9
BOS5:30 amBoston Logan Intl
3h 55m
1 stop
YSJ10:25 amSaint John
Dec 16
YSJ11:05 amSaint John
4h 48m
1 stop
BOS2:53 pmBoston Logan Intl
$650
Air Canada
Dec 9
BOS5:30 amBoston Logan Intl
3h 55m
1 stop
YSJ10:25 amSaint John
Dec 16
YSJ5:20 amSaint John
10h 33m
2 stops
BOS2:53 pmBoston Logan Intl
$663
Air Canada
Dec 9
BOS5:30 amBoston Logan Intl
10h 24m
2 stops
YSJ4:54 pmSaint John
Dec 16
YSJ11:05 amSaint John
7h 53m
2 stops
BOS5:58 pmBoston Logan Intl
$676

United Airlines flights from Boston to Saint John

Our best United Airlines deals on Boston to Saint John flight tickets
United Airlines
Dec 10
BOS5:30 amBoston Logan Intl
3h 55m
1 stop
YSJ10:25 amSaint John
Dec 17
YSJ11:05 amSaint John
4h 48m
1 stop
BOS2:53 pmBoston Logan Intl
$1,032
United Airlines
Dec 10
BOS6:00 amBoston Logan Intl
9h 54m
2 stops
YSJ4:54 pmSaint John
Dec 17
YSJ11:05 amSaint John
4h 48m
1 stop
BOS2:53 pmBoston Logan Intl
$1,047
United Airlines
Dec 10
BOS6:00 amBoston Logan Intl
9h 54m
2 stops
YSJ4:54 pmSaint John
Dec 17
YSJ11:05 amSaint John
9h 24m
2 stops
BOS7:29 pmBoston Logan Intl
$1,062

momondo Fare Finder

 
Use the filters below to find and compare flights from Boston to Saint John that are best for you.

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Route

Depart

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Price

Cheapest round-trip

BostonSaint John

BOS Boston Logan Intl - YSJ Saint John

BOSYSJ

Boston Logan Intl

Wed 12/9

5:30 am-10:25 am

1 stop3h 55m

Saint John

Wed 12/16

11:05 am-2:53 pm

1 stop4h 48m

$650

BostonSaint John

BOS Boston Logan Intl - YSJ Saint John

BOSYSJ

Boston Logan Intl

Wed 12/9

5:30 am-10:25 am

1 stop3h 55m

Saint John

Wed 12/16

5:20 am-2:53 pm

2 stops10h 33m

$663

BostonSaint John

BOS Boston Logan Intl - YSJ Saint John

BOSYSJ

Boston Logan Intl

Wed 12/9

5:30 am-4:54 pm

2 stops10h 24m

Saint John

Wed 12/16

11:05 am-5:58 pm

2 stops7h 53m

$676

BostonSaint John

BOS Boston Logan Intl - YSJ Saint John

BOSYSJ

Boston Logan Intl

Mon 11/16

5:30 am-10:19 am

1 stop3h 49m

Saint John

Wed 11/18

5:20 am-10:22 am

1 stop6h 02m

$789

BostonSaint John

BOS Boston Logan Intl - YSJ Saint John

BOSYSJ

Boston Logan Intl

Mon 11/16

5:30 am-10:19 am

1 stop3h 49m

Saint John

Wed 11/18

5:20 am-2:53 pm

2 stops10h 33m

$797
Quickest round-trip

BostonSaint John

BOS Boston Logan Intl - YSJ Saint John

BOSYSJ

Boston Logan Intl

Tue 3/30

5:30 am-10:25 am

1 stop3h 55m

Saint John

Wed 3/31

11:05 am-2:52 pm

1 stop4h 47m

$800

BostonSaint John

BOS Boston Logan Intl - YSJ Saint John

BOSYSJ

Boston Logan Intl

Tue 3/30

3:10 pm-11:24 pm

1 stop7h 14m

Saint John

Wed 3/31

11:05 am-2:52 pm

1 stop4h 47m

$803

BostonSaint John

BOS Boston Logan Intl - YSJ Saint John

BOSYSJ

Boston Logan Intl

Tue 3/30

5:30 am-4:59 pm

2 stops10h 29m

Saint John

Wed 3/31

11:05 am-2:52 pm

1 stop4h 47m

$811

BostonSaint John

BOS Boston Logan Intl - YSJ Saint John

BOSYSJ

Boston Logan Intl

Tue 3/30

6:00 am-11:24 pm

2 stops16h 24m

Saint John

Wed 3/31

11:05 am-2:52 pm

1 stop4h 47m

$814

BostonSaint John

BOS Boston Logan Intl - YSJ Saint John

BOSYSJ

Boston Logan Intl

Tue 3/30

5:30 am-4:59 pm

2 stops10h 29m

Saint John

Wed 3/31

11:05 am-5:56 pm

2 stops7h 51m

$825

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Boston to Saint John

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

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

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

Best Price Found

$650

Fastest flight time

3h 49m

Direct flights

None
The best flight deal from Boston to Saint John found on momondo in the last 72 hours is $650
The fastest flight from Boston to Saint John takes 3h 49m
There are no direct flights from Boston to Saint John. There are no popular flight routes from Boston to Saint John.
Search flight deals

Frequently asked questions about flying from Boston to Saint John

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

    Saint John is 319.7 mi away from Boston Logan Intl. Flights usually cover this in 3h 49m, depending on flying conditions and air traffic around both airports.

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

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Boston Logan Intl Airport to Saint John Airport.

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

    The travel and health documents required for your trip to Saint John Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Saint John Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Frequently asked questions about flying from Boston to Saint John

  • How do I get Price Alerts for flights from Boston to Saint John?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to Boston from Saint John. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from Boston to Saint John with momondo?

    By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

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 Boston to Saint John?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Boston to Saint John. momondo saves you time and could save you money on your trip.

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

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

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

momondo provides multiple filters to help you find the best flight to Saint John from Boston. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

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

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