Cheap flights from Saint John to Boston from $276

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 11/27. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Air Canada Logo
4:15 pm - 7:12 pmYSJ-BOS
3h 57m1 stop
Air Canada Logo
10:15 am - 3:33 pmBOS-YSJ
4h 18m1 stop
$499Air Canada
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Thu, Nov 27 - Thu, Dec 4
Air Canada Logo
4:15 pm - 7:12 pmYSJ-BOS
3h 57m1 stop
Air Canada Logo
6:15 am - 3:33 pmBOS-YSJ
8h 18m2 stops
$511Air Canada
Find Deal
Thu, Nov 27 - Thu, Dec 4
United Airlines Logo
4:15 pm - 9:27 pmYSJ-BOS
6h 12m1 stop
United Airlines Logo
6:00 am - 3:33 pmBOS-YSJ
8h 33m2 stops
$556United Airlines
Find Deal
Wed, Nov 26 - Wed, Dec 3
United Airlines Logo
5:40 am - 3:29 pmYSJ-BOS
10h 49m2 stops
United Airlines Logo
6:00 am - 3:33 pmBOS-YSJ
8h 33m2 stops
$568United Airlines
Find Deal
Thu, Nov 27 - Thu, Dec 4
United Airlines Logo
4:15 pm - 9:27 pmYSJ-BOS
6h 12m1 stop
United Airlines Logo
10:15 am - 3:33 pmBOS-YSJ
4h 18m1 stop
$659United Airlines
Find Deal
Wed, Nov 26 - Wed, Dec 3
Multiple Airlines Logo
12:00 pm - 2:55 pmYSJ-BOS
27h 55m2 stops
Multiple Airlines Logo
3:40 pm - 3:45 pmBOS-YSJ
23h 05m2 stops
$663Multiple Airlines
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Fri, Oct 31 - Mon, Nov 3
Air Canada Logo
11:55 am - 2:52 pmYSJ-BOS
3h 57m1 stop
Air Canada Logo
6:15 am - 3:33 pmBOS-YSJ
8h 18m2 stops
$680Air Canada
Find Deal
Fri, Oct 31 - Mon, Nov 3
Air Canada Logo
11:55 am - 2:52 pmYSJ-BOS
3h 57m1 stop
Air Canada Logo
7:55 pm - 10:59 amBOS-YSJ
14h 04m1 stop
$685Air Canada
Find Deal
Fri, Oct 31 - Mon, Nov 3
Multiple Airlines Logo
12:00 pm - 7:16 pmYSJ-BOS
32h 16m2 stops
Multiple Airlines Logo
12:59 pm - 3:45 pmBOS-YSJ
25h 46m3 stops
$687Multiple Airlines
Find Deal
Fri, Oct 31 - Mon, Nov 3
United Airlines Logo
5:40 am - 4:10 pmYSJ-BOS
11h 30m2 stops
United Airlines Logo
6:00 am - 3:33 pmBOS-YSJ
8h 33m2 stops
$715United Airlines
Find Deal
Wed, Nov 26 - Wed, Dec 3

Air Canada flights from Saint John to Boston

Our best Air Canada deals on Saint John to Boston flight tickets
Air Canada
Nov 27
YSJ4:15 pmSaint John
3h 57m
1 stop
BOS7:12 pmBoston Logan Intl
Dec 4
BOS10:15 amBoston Logan Intl
4h 18m
1 stop
YSJ3:33 pmSaint John
Air Canada
Nov 27
YSJ4:15 pmSaint John
3h 57m
1 stop
BOS7:12 pmBoston Logan Intl
Dec 4
BOS6:15 amBoston Logan Intl
8h 18m
2 stops
YSJ3:33 pmSaint John
Air Canada
Oct 31
YSJ11:55 amSaint John
3h 57m
1 stop
BOS2:52 pmBoston Logan Intl
Nov 3
BOS6:15 amBoston Logan Intl
8h 18m
2 stops
YSJ3:33 pmSaint John

United Airlines flights from Saint John to Boston

Our best United Airlines deals on Saint John to Boston flight tickets
United Airlines
Nov 26
YSJ4:15 pmSaint John
6h 12m
1 stop
BOS9:27 pmBoston Logan Intl
Dec 3
BOS6:00 amBoston Logan Intl
8h 33m
2 stops
YSJ3:33 pmSaint John
United Airlines
Nov 27
YSJ5:40 amSaint John
10h 49m
2 stops
BOS3:29 pmBoston Logan Intl
Dec 4
BOS6:00 amBoston Logan Intl
8h 33m
2 stops
YSJ3:33 pmSaint John
United Airlines
Nov 26
YSJ4:15 pmSaint John
6h 12m
1 stop
BOS9:27 pmBoston Logan Intl
Dec 3
BOS10:15 amBoston Logan Intl
4h 18m
1 stop
YSJ3:33 pmSaint John

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 832,500 searches. Data last updated October 14, 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

Thu 11/27

4:15 pm-7:12 pm

1 stop3h 57m

Boston Logan Intl

Thu 12/4

10:15 am-3:33 pm

1 stop4h 18m

$499

Saint JohnBoston

YSJ - BOS

YSJBOS

Saint John

Thu 11/27

4:15 pm-7:12 pm

1 stop3h 57m

Boston Logan Intl

Thu 12/4

6:15 am-3:33 pm

2 stops8h 18m

$511

Saint JohnBoston

YSJ - BOS

YSJBOS

Saint John

Wed 11/26

4:15 pm-9:27 pm

1 stop6h 12m

Boston Logan Intl

Wed 12/3

6:00 am-3:33 pm

2 stops8h 33m

$556

Saint JohnBoston

YSJ - BOS

YSJBOS

Saint John

Thu 11/27

5:40 am-3:29 pm

2 stops10h 49m

Boston Logan Intl

Thu 12/4

6:00 am-3:33 pm

2 stops8h 33m

$568

Saint JohnBoston

YSJ - BOS

YSJBOS

Saint John

Wed 11/26

4:15 pm-9:27 pm

1 stop6h 12m

Boston Logan Intl

Wed 12/3

10:15 am-3:33 pm

1 stop4h 18m

$659

Saint JohnBoston

YSJ - BOS

YSJBOS

Saint John

Fri 10/31

12:00 pm-2:55 pm

2 stops27h 55m

Boston Logan Intl

Mon 11/3

3:40 pm-3:45 pm

2 stops23h 05m

$663

Saint JohnBoston

YSJ - BOS

YSJBOS

Saint John

Fri 10/31

11:55 am-2:52 pm

1 stop3h 57m

Boston Logan Intl

Mon 11/3

6:15 am-3:33 pm

2 stops8h 18m

$680

Saint JohnBoston

YSJ - BOS

YSJBOS

Saint John

Fri 10/31

11:55 am-2:52 pm

1 stop3h 57m

Boston Logan Intl

Mon 11/3

7:55 pm-10:59 am

1 stop14h 04m

$685

Saint JohnBoston

YSJ - BOS

YSJBOS

Saint John

Fri 10/31

12:00 pm-7:16 pm

2 stops32h 16m

Boston Logan Intl

Mon 11/3

12:59 pm-3:45 pm

3 stops25h 46m

$687

Saint JohnBoston

YSJ - BOS

YSJBOS

Saint John

Wed 11/26

5:40 am-4:10 pm

2 stops11h 30m

Boston Logan Intl

Wed 12/3

6:00 am-3:33 pm

2 stops8h 33m

$715

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 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 and United Airlines are the most popular carriers 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

Direct flights

None
There are no direct flights from Saint John to Boston. There are no popular flight routes from Saint John to Boston.
  • How far is Saint John to Boston Logan Intl by plane?

    There are 319.7 mi between Saint John and Boston Logan Intl. In terms of flight time, this usually takes a little over 3h 57m.

  • 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?

    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 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 required for your trip to Boston Logan Intl 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 Boston Logan Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Traveling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Hampton Beach
Salem
Ogunquit
Old Orchard Beach
Hampton
York Beach
Plymouth
Kennebunkport
Cambridge
South Yarmouth
Narragansett
Nashua
Gloucester
Brockton
Laconia
Falmouth
Concord
Everett
Chatham
Sturbridge

Why use momondo?

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

It is quick and easy to find Saint John to Boston flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Boston that suits you.

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?

momondo helps you find the best flight between Saint John and Boston by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes. momondo can track prices for Saint John to Boston 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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1 adult
Thu 11/13
Thu 11/20

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