Which airports can I use when flying from Boston to Saint John?

Flights from Boston to Saint John usually depart from Boston Logan Intl (BOS) and arrive at Saint John (YSJ).

What cabin classes can I book on flights from Boston to Saint John?

Only Economy Class is available on flights from Boston to Saint John.

Which airports do connecting flights from Boston to Saint John pass through?

Connecting flights from Boston to Saint John most commonly pass through: • Montreal Pierre Elliott Trudeau Intl (YUL) - 67% of one-stop connections • Toronto Pearson Intl (YYZ) - 33% of one-stop connections

Can I save money by using flexible dates for flights from Boston to Saint John?

Yes. Flexible dates can save you up to 48% on flights from Boston to Saint John. Wednesday is the cheapest departure day at $646 round-trip on average, while Saturday is the most expensive at $1,231, a difference of $585. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

How long is a flight from Boston to Saint John?

There are currently no nonstop flights available from Boston to Saint John. Flights with 1 layover take between 4h 44m and 6h 32m in total, depending on the connection.

Do I need a passport to fly from Boston to Saint John?

Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

Have flight prices from Boston to Saint John changed much recently?

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $801 to $1,642. That means the highest observed fare was about 2x higher than the lowest one.

How are flight prices from Boston to Saint John looking right now?

One-way fares from Boston to Saint John are currently higher than usual. Average one-way flight prices are about $487, which is 18% above the typical average for this route.

How much time can I save by choosing a different layover airport from Boston to Saint John?

Flying via Montreal Pierre Elliott Trudeau Intl (YUL) gives the shortest average 1-stop total travel time at 4h 44m, compared with 6h 32m via Toronto Pearson Intl (YYZ).

What is the time difference between Boston and Saint John?

Saint John is 1 hour ahead of Boston (Atlantic Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

What car rental options are available at Saint John Airport (YSJ)?

Saint John Airport (YSJ) hosts 5 major car rental companies, with daily rates starting from around $29 for economy cars. Top options include: • Budget • Alamo • Avis • Enterprise Rent-A-Car • National

How much is a round-trip flight from Boston to Saint John?

Round-trip flights from Boston to Saint John typically range from $698 to $1,176. The lowest price found in the past 5 days was $801, on Air Canada.

Which airline is the cheapest to fly from Boston to Saint John?

Air Canada ($801) offered the cheapest round-trip ticket from Boston to Saint John in the last 5 days.

What’s the most popular layover airport when flying from Boston to Saint John?

Montreal Pierre Elliott Trudeau Intl (YUL) is the most popular layover for the Boston to Saint John route. 67% of KAYAK users who booked 1-stop round-trips over the past 3 months connected via YUL.

What is the cheapest layover airport when flying from Boston to Saint John?

Flights via Toronto Pearson Intl (YYZ) offer the most affordable fares, with an average round-trip price of $695. Based on KAYAK data over the past 3 months.

When flying from Boston to Saint John which airport offers the shortest layover?

Montreal Pierre Elliott Trudeau Intl (YUL) had the shortest average connection time for Boston to Saint John layovers at 3h 17m over the past 3 months.

$476 CHEAP FLIGHTS from Boston to Saint John (BOS - YSJ)

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Cheapest round-trip

$801

Typical prices: $698-$1,176

Air Canada

Tue 10/30Sat 11/3

BOS - YSJ • 1 stop

Cheapest one-way

$476

Typical prices: $270-$414

Air Canada

Fri 12/21

BOS - YSJ • 1 stop

Top layover airports

Toronto Pearson Intl (YYZ)

Cheapest • Avg $695 (round-trip)

Montreal Pierre Elliott Trudeau Intl (YUL)

Shortest trip • 4h 44m (one-way)

Insights

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Flight Deals

Cheap Flights from Boston to Saint John (BOS-YSJ)

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Recent round-trip flight deals from Boston to Saint John

Fri, Oct 30 - Tue, Nov 3

5:30 am - 10:19 amBOS Boston Logan Intl-YSJ Saint John

3h 49m1 stop Montreal Pierre Elliott Trudeau Intl

11:05 am - 2:53 pmYSJ Saint John-BOS Boston Logan Intl

4h 48m1 stop Montreal Pierre Elliott Trudeau Intl

$801Air Canada

Fri, Oct 30 - Tue, Nov 3

5:30 am - 10:19 amBOS Boston Logan Intl-YSJ Saint John

3h 49m1 stop Montreal Pierre Elliott Trudeau Intl

5:15 am - 2:53 pmYSJ Saint John-BOS Boston Logan Intl

10h 38m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

$810Air Canada

Fri, Oct 30 - Tue, Nov 3

5:30 am - 5:19 pmBOS Boston Logan Intl-YSJ Saint John

10h 49m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl

5:15 am - 2:53 pmYSJ Saint John-BOS Boston Logan Intl

10h 38m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

$819Air Canada

Mon, Nov 23 - Mon, Nov 30

5:30 am - 10:19 amBOS Boston Logan Intl-YSJ Saint John

3h 49m1 stop Montreal Pierre Elliott Trudeau Intl

11:05 am - 7:04 pmYSJ Saint John-BOS Boston Logan Intl

8h 59m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Island

$820Air Canada

Mon, Nov 23 - Mon, Nov 30

5:30 am - 4:54 pmBOS Boston Logan Intl-YSJ Saint John

10h 24m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl

11:05 am - 7:04 pmYSJ Saint John-BOS Boston Logan Intl

8h 59m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Island

$829Air Canada

Mon, Nov 23 - Mon, Nov 30

5:30 am - 10:19 amBOS Boston Logan Intl-YSJ Saint John

3h 49m1 stop Montreal Pierre Elliott Trudeau Intl

11:05 am - 2:53 pmYSJ Saint John-BOS Boston Logan Intl

4h 48m1 stop Montreal Pierre Elliott Trudeau Intl

$870Air Canada

Fri, Oct 30 - Tue, Nov 3

11:15 am - 11:24 pmBOS Boston Logan Intl-YSJ Saint John

11h 09m1 stop Toronto Pearson Intl

5:15 am - 10:22 amYSJ Saint John-BOS Boston Logan Intl

6h 07m1 stop Toronto Pearson Intl

$949Air Canada

Fri, Oct 30 - Tue, Nov 3

11:15 am - 11:24 pmBOS Boston Logan Intl-YSJ Saint John

11h 09m1 stop Toronto Pearson Intl

5:15 am - 2:53 pmYSJ Saint John-BOS Boston Logan Intl

10h 38m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

$957Air Canada

Fri, Oct 30 - Tue, Nov 3

7:40 pm - 10:19 amBOS Boston Logan Intl-YSJ Saint John

13h 39m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

5:15 am - 2:53 pmYSJ Saint John-BOS Boston Logan Intl

10h 38m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

$971Air Canada

Tue, Mar 30 - Wed, Mar 31

5:30 am - 10:25 amBOS Boston Logan Intl-YSJ Saint John

3h 55m1 stop Montreal Pierre Elliott Trudeau Intl

11:05 am - 2:52 pmYSJ Saint John-BOS Boston Logan Intl

4h 47m1 stop Montreal Pierre Elliott Trudeau Intl

$1,006Air Canada

Recent last minute flight deals from Boston to Saint John

Thu, Oct 15 - Mon, Oct 19

5:05 pm - 11:51 pmBOS Boston Logan Intl-YSJ Saint John

5h 46m1 stop Toronto Pearson Intl

12:50 pm - 6:14 pmYSJ Saint John-BOS Boston Logan Intl

6h 24m1 stop Toronto Pearson Intl

$1,322Air Canada

Thu, Oct 15 - Mon, Oct 19

5:05 pm - 11:51 pmBOS Boston Logan Intl-YSJ Saint John

5h 46m1 stop Toronto Pearson Intl

12:50 pm - 9:26 pmYSJ Saint John-BOS Boston Logan Intl

9h 36m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

$1,331Air Canada

Thu, Oct 15 - Mon, Oct 19

6:00 am - 3:59 pmBOS Boston Logan Intl-YSJ Saint John

8h 59m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

12:50 pm - 6:14 pmYSJ Saint John-BOS Boston Logan Intl

6h 24m1 stop Toronto Pearson Intl

$1,331Air Canada

Thu, Oct 15 - Mon, Oct 19

6:00 am - 3:59 pmBOS Boston Logan Intl-YSJ Saint John

8h 59m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

12:50 pm - 9:26 pmYSJ Saint John-BOS Boston Logan Intl

9h 36m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

$1,339Air Canada

Thu, Oct 15 - Mon, Oct 19

10:40 am - 11:51 pmBOS Boston Logan Intl-YSJ Saint John

12h 11m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl

12:50 pm - 9:26 pmYSJ Saint John-BOS Boston Logan Intl

9h 36m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

$1,363Air Canada

Thu, Oct 15 - Mon, Oct 19

7:10 pm - 11:51 amBOS Boston Logan Intl-YSJ Saint John

15h 41m1 stop Toronto Pearson Intl

12:50 pm - 6:14 pmYSJ Saint John-BOS Boston Logan Intl

6h 24m1 stop Toronto Pearson Intl

$1,530Air Canada

Thu, Oct 15 - Mon, Oct 19

7:10 pm - 11:51 amBOS Boston Logan Intl-YSJ Saint John

15h 41m1 stop Toronto Pearson Intl

12:50 pm - 9:26 pmYSJ Saint John-BOS Boston Logan Intl

9h 36m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

$1,539Air Canada

Thu, Oct 15 - Mon, Oct 19

7:10 pm - 3:59 pmBOS Boston Logan Intl-YSJ Saint John

19h 49m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

12:50 pm - 9:26 pmYSJ Saint John-BOS Boston Logan Intl

9h 36m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

$1,547Air Canada

Thu, Oct 15 - Mon, Oct 19

5:05 pm - 11:51 pmBOS Boston Logan Intl-YSJ Saint John

5h 46m1 stop Toronto Pearson Intl

12:50 pm - 6:14 pmYSJ Saint John-BOS Boston Logan Intl

6h 24m1 stop Toronto Pearson Intl

$1,573Air Canada

Tue, Oct 13 - Thu, Oct 15

10:40 am - 3:59 pmBOS Boston Logan Intl-YSJ Saint John

4h 19m1 stop Montreal Pierre Elliott Trudeau Intl

4:40 pm - 9:26 pmYSJ Saint John-BOS Boston Logan Intl

5h 46m1 stop Montreal Pierre Elliott Trudeau Intl

$2,386United Airlines

Booking Insights

Price, demand and travel trends for Boston to Saint John flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

Prices

Airlines

Layovers

How much is a round-trip flight from Boston to Saint John? This analysis is based on the cheapest round-trip price found on KAYAK in the last 12 months by searching for a flight from Boston to Saint John departing in october.

Find deals

Cheapest flight	$476

One-way 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.

What cabin classes can I book on flights from Boston to Saint John?
Only Economy Class is available on flights from Boston to Saint John.
How long is a flight from Boston to Saint John?
There are currently no nonstop flights available from Boston to Saint John. Flights with 1 layover take between 4h 44m and 6h 32m in total, depending on the connection.
Do I need a passport to fly from Boston to Saint John?
Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.
Have flight prices from Boston to Saint John changed much recently?
Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $801 to $1,642. That means the highest observed fare was about 2x higher than the lowest one.
How are flight prices from Boston to Saint John looking right now?
One-way fares from Boston to Saint John are currently higher than usual. Average one-way flight prices are about $487, which is 18% above the typical average for this route.
What car rental options are available at Saint John Airport (YSJ)?
Saint John Airport (YSJ) hosts 5 major car rental companies, with daily rates starting from around $29 for economy cars. Top options include:

• Budget
• Alamo
• Avis
• Enterprise Rent-A-Car
• National
Which airports can I use when flying from Boston to Saint John?
Flights from Boston to Saint John usually depart from Boston Logan Intl (BOS) and arrive at Saint John (YSJ).
Which airports do connecting flights from Boston to Saint John pass through?
Connecting flights from Boston to Saint John most commonly pass through:

• Montreal Pierre Elliott Trudeau Intl (YUL) - 67% of one-stop connections
• Toronto Pearson Intl (YYZ) - 33% of one-stop connections
Can I save money by using flexible dates for flights from Boston to Saint John?
Yes. Flexible dates can save you up to 48% on flights from Boston to Saint John. Wednesday is the cheapest departure day at $646 round-trip on average, while Saturday is the most expensive at $1,231, a difference of $585.

KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.
How much time can I save by choosing a different layover airport from Boston to Saint John?
Flying via Montreal Pierre Elliott Trudeau Intl (YUL) gives the shortest average 1-stop total travel time at 4h 44m, compared with 6h 32m via Toronto Pearson Intl (YYZ).
What is the time difference between Boston and Saint John?
Saint John is 1 hour ahead of Boston (Atlantic Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

If your dates are flexible, aim for a Wednesday departure and avoid flying on Saturday. On this route, Wednesday flights average $646, about $585 less than Saturday fares (48% savings) based on the last 12 months.

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BOS - YSJ

$476 Find Cheap Flights from Boston to Saint John - Compare and Save

Everything you should know

Cheap Flights from Boston to Saint John (BOS-YSJ)

Recent round-trip flight deals from Boston to Saint John

Recent one-way flight deals from Boston to Saint John

Recent last minute flight deals from Boston to Saint John

Price, demand and travel trends for Boston to Saint John flights

How much is a round-trip flight from Boston to Saint John?

Which airline is the cheapest to fly from Boston to Saint John?

What’s the most popular layover airport when flying from Boston to Saint John?

What is the cheapest layover airport when flying from Boston to Saint John?

When flying from Boston to Saint John which airport offers the shortest layover?

Key details for Boston to Saint John flights

Cheapest flight

When to book flights from Boston to Saint John

Your Boston to Saint John flight questions, answered

Your guide to booking Boston to Saint John flights

More options for your flight from Boston to Saint John

Complete your trip to Saint John with a hotel stay or car rental

Information on your arrival and departure airports

Cabin class types available on flights from Boston to Saint John

Find direct flights to and from Boston and Saint John

Flights from domestic origins to Saint John

Flights to other popular destinations

Find deals for your return flight