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BOS - YSJ

Find cheap flights from Boston to Saint John from C$ 401

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Boston to Saint John departing on 29/6. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
Sat 8/6
Sat 15/6

Search hundreds of travel sites at once for deals on flights to Saint John

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Boston to Saint John, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Boston to Saint John, as well as popular online travel agencies
In the last 7 days, travellers have searched 43,895,468 times on KAYAK, and here is why:

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Cheap flight deals from Boston to Saint John (BOS-YSJ)

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Boston to Saint John that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices and deals for you by selecting your travel dates.
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10:15 a.m. - 4:31 p.m.BOS-YSJ
5h 16m1 stop
5:30 a.m. - 3:09 p.m.YSJ-BOS
10h 39m1 stop
C$ 683Air Canada
Find Deal
Tue, 27 Aug - Sun, 1 Sep
6:05 a.m. - 4:31 p.m.BOS-YSJ
9h 26m2 stops
11:40 a.m. - 10:39 p.m.YSJ-BOS
11h 59m1 stop
C$ 698Air Canada
Find Deal
Tue, 27 Aug - Sun, 1 Sep
6:00 a.m. - 4:31 p.m.BOS-YSJ
9h 31m1 stop
5:10 p.m. - 9:21 p.m.YSJ-BOS
5h 11m1 stop
C$ 908Air Canada
Find Deal
Thu, 1 Aug - Mon, 5 Aug
6:05 a.m. - 4:31 p.m.BOS-YSJ
9h 26m2 stops
5:10 p.m. - 9:21 p.m.YSJ-BOS
5h 11m1 stop
C$ 992Air Canada
Find Deal
Thu, 1 Aug - Mon, 5 Aug
5:45 a.m. - 4:28 p.m.BOS-YSJ
9h 43m2 stops
5:30 a.m. - 9:24 a.m.YSJ-BOS
28h 54m2 stops
C$ 1,143United Airlines
Find Deal
Wed, 5 Jun - Wed, 12 Jun
6:05 a.m. - 4:31 p.m.BOS-YSJ
9h 26m2 stops
5:30 a.m. - 5:28 p.m.YSJ-BOS
12h 58m2 stops
C$ 1,194Air Canada
Find Deal
Tue, 27 Aug - Sun, 1 Sep
6:05 a.m. - 4:31 p.m.BOS-YSJ
9h 26m2 stops
5:30 a.m. - 2:31 p.m.YSJ-BOS
10h 01m2 stops
C$ 1,386Air Canada
Find Deal
Thu, 1 Aug - Mon, 5 Aug

Flights from Boston to Saint John - Travel Insights & Trends

Get data-powered insights and trends into flights from Boston to Saint John to help you find the cheapest flights, the best time to fly and much more.

Which airlines provide the cheapest flights from Boston to Saint John?

The cheapest price for the route for each airline clicked by KAYAK users in the last 72 hours.
In the last 72 hours, the best return deals on flights connecting Boston to Saint John were found on Air Canada (C$ 683) and United Airlines (C$ 1,143). Air Canada proposed the cheapest one-way flight at C$ 401.

Good to know

Cheapest flight

C$ 401
Flight from Boston to Saint John

When to book flights from Boston to Saint John

Are your dates flexible? Find out the best times to travel from Boston to Saint John based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking flights from Boston to Saint John

  • What is the cheapest flight from Boston to Saint John?

    In the last 3 days, the lowest price for a flight from Boston to Saint John was C$ 292 for a one-way ticket and C$ 497 for a round-trip.

  • Which airports will I be using when flying from Boston to Saint John?

    On your way to Saint John, you’ll fly out from Boston Logan Intl. You’ll be landing at Saint John.

  • Which aircraft models fly most regularly from Boston to Saint John?

    We unfortunately don’t have that data for this specific route.

  • Which airline alliances offer flights from Boston to Saint John?

    Star Alliance is the only airline alliance operating flights between Boston and Saint John.

  • How does KAYAK find such low prices on flights from Boston to Saint John?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Boston to Saint John.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Boston to Saint John?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Saint John from Boston is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Boston to Saint John?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Saint John with an airline and back to Boston with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Boston to Saint John?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Saint John from Boston up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Book cheap flights from Boston to Saint John

Recent one-way flight deals

 
Only flying one-way? Below are some of the best one-way flight deals from Boston to Saint John found on KAYAK in the last 72 hours.
29/6Sat
1 stopAir Canada
6h 21mBOS-YSJ
C$ 401
29/6Sat
2 stopsUnited Airlines
9h 01mBOS-YSJ
C$ 407

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Boston - Saint John Flights

Departure:

Boston (undefined)United States

Destination:

Saint John (YSJ)Canada

Return flight deals:

Saint John - Boston

Cabin classes:

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