Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Boston to St. John's from $160

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to St. John's departing on 10/9. 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
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Boston to St. John's

Cheap round-trip flights

Multiple Airlines Logo
10:10 am - 10:56 pmBOS-YYT
11h 16m1 stop
Multiple Airlines Logo
6:00 am - 10:01 pmYYT-BOS
17h 31m1 stop
$370Multiple Airlines
Find Deal
Wed, Oct 15 - Fri, Oct 17
Multiple Airlines Logo
3:50 pm - 12:38 amBOS-YYT
7h 18m1 stop
Multiple Airlines Logo
6:00 am - 11:59 pmYYT-BOS
19h 29m2 stops
$404Multiple Airlines
Find Deal
Sat, Oct 18 - Sat, Oct 25
Multiple Airlines Logo
3:30 pm - 12:38 amBOS-YYT
7h 38m1 stop
Multiple Airlines Logo
3:00 pm - 11:31 amYYT-BOS
22h 01m1 stop
$426Multiple Airlines
Find Deal
Wed, Oct 1 - Sat, Oct 4
Porter Airlines Logo
8:45 am - 12:38 amBOS-YYT
14h 23m2 stops
Porter Airlines Logo
1:15 pm - 6:28 pmYYT-BOS
6h 43m1 stop
$443Porter Airlines
Find Deal
Thu, Oct 16 - Thu, Oct 23
Porter Airlines Logo
8:45 am - 12:38 amBOS-YYT
14h 23m2 stops
Porter Airlines Logo
1:15 pm - 5:58 pmYYT-BOS
6h 13m1 stop
$449Porter Airlines
Find Deal
Thu, Oct 16 - Sun, Oct 19
Porter Airlines Logo
3:50 pm - 12:38 amBOS-YYT
7h 18m1 stop
Porter Airlines Logo
1:15 pm - 5:58 pmYYT-BOS
6h 13m1 stop
$457Porter Airlines
Find Deal
Sat, Oct 18 - Sat, Oct 25
Air Canada Logo
3:15 pm - 12:39 amBOS-YYT
7h 54m1 stop
Air Canada Logo
2:00 pm - 5:55 pmYYT-BOS
5h 25m1 stop
$511Air Canada
Find Deal
Mon, Oct 13 - Mon, Oct 20
Air Canada Logo
4:35 pm - 1:33 amBOS-YYT
7h 28m1 stop
Air Canada Logo
5:00 am - 12:12 pmYYT-BOS
8h 42m1 stop
$558Air Canada
Find Deal
Wed, Nov 26 - Sun, Nov 30
Air Canada Logo
5:30 am - 5:14 pmBOS-YYT
10h 14m2 stops
Air Canada Logo
5:00 am - 12:12 pmYYT-BOS
8h 42m1 stop
$594Air Canada
Find Deal
Wed, Nov 26 - Sun, Nov 30
Air Canada Logo
6:00 am - 4:35 pmBOS-YYT
9h 05m1 stop
Air Canada Logo
5:00 am - 9:55 amYYT-BOS
6h 25m1 stop
$630Air Canada
Find Deal
Thu, Oct 9 - Mon, Oct 13

Porter Airlines flights from Boston to St. John's

Our best Porter Airlines deals on Boston to St. John's flight tickets
Porter Airlines
Oct 16
BOS8:45 amBoston Logan Intl
14h 23m
2 stops
YYT12:38 amSt John's
Oct 23
YYT1:15 pmSt John's
6h 43m
1 stop
BOS6:28 pmBoston Logan Intl
$443
Find similar
Porter Airlines
Oct 16
BOS8:45 amBoston Logan Intl
14h 23m
2 stops
YYT12:38 amSt John's
Oct 19
YYT1:15 pmSt John's
6h 13m
1 stop
BOS5:58 pmBoston Logan Intl
$449
Find similar
Porter Airlines
Oct 18
BOS3:50 pmBoston Logan Intl
7h 18m
1 stop
YYT12:38 amSt John's
Oct 25
YYT1:15 pmSt John's
6h 13m
1 stop
BOS5:58 pmBoston Logan Intl
$457
Find similar

Air Canada flights from Boston to St. John's

Our best Air Canada deals on Boston to St. John's flight tickets
Air Canada
Oct 13
BOS3:15 pmBoston Logan Intl
7h 54m
1 stop
YYT12:39 amSt John's
Oct 20
YYT2:00 pmSt John's
5h 25m
1 stop
BOS5:55 pmBoston Logan Intl
$511
Find similar
Air Canada
Nov 26
BOS4:35 pmBoston Logan Intl
7h 28m
1 stop
YYT1:33 amSt John's
Nov 30
YYT5:00 amSt John's
8h 42m
1 stop
BOS12:12 pmBoston Logan Intl
$558
Find similar
Air Canada
Nov 26
BOS5:30 amBoston Logan Intl
10h 14m
2 stops
YYT5:14 pmSt John's
Nov 30
YYT5:00 amSt John's
8h 42m
1 stop
BOS12:12 pmBoston Logan Intl
$594
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Boston to St. John's 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 September 16, 2025.
Use the filters below to find and compare flights from Boston to St. John's that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonSt. John's

BOS - YYT

BOSYYT

Boston Logan Intl

Wed 10/15

10:10 am-10:56 pm

1 stop11h 16m

St John's

Fri 10/17

6:00 am-10:01 pm

1 stop17h 31m

$370

BostonSt. John's

BOS - YYT

BOSYYT

Boston Logan Intl

Sat 10/18

3:50 pm-12:38 am

1 stop7h 18m

St John's

Sat 10/25

6:00 am-11:59 pm

2 stops19h 29m

$404

BostonSt. John's

BOS - YYT

BOSYYT

Boston Logan Intl

Wed 10/1

3:30 pm-12:38 am

1 stop7h 38m

St John's

Sat 10/4

3:00 pm-11:31 am

1 stop22h 01m

$426

BostonSt. John's

BOS - YYT

BOSYYT

Boston Logan Intl

Thu 10/16

8:45 am-12:38 am

2 stops14h 23m

St John's

Thu 10/23

1:15 pm-6:28 pm

1 stop6h 43m

$443

BostonSt. John's

BOS - YYT

BOSYYT

Boston Logan Intl

Thu 10/16

8:45 am-12:38 am

2 stops14h 23m

St John's

Sun 10/19

1:15 pm-5:58 pm

1 stop6h 13m

$449

BostonSt. John's

BOS - YYT

BOSYYT

Boston Logan Intl

Sat 10/18

3:50 pm-12:38 am

1 stop7h 18m

St John's

Sat 10/25

1:15 pm-5:58 pm

1 stop6h 13m

$457

BostonSt. John's

BOS - YYT

BOSYYT

Boston Logan Intl

Mon 10/13

3:15 pm-12:39 am

1 stop7h 54m

St John's

Mon 10/20

2:00 pm-5:55 pm

1 stop5h 25m

$511

BostonSt. John's

BOS - YYT

BOSYYT

Boston Logan Intl

Wed 11/26

4:35 pm-1:33 am

1 stop7h 28m

St John's

Sun 11/30

5:00 am-12:12 pm

1 stop8h 42m

$558

BostonSt. John's

BOS - YYT

BOSYYT

Boston Logan Intl

Wed 11/26

5:30 am-5:14 pm

2 stops10h 14m

St John's

Sun 11/30

5:00 am-12:12 pm

1 stop8h 42m

$594

BostonSt. John's

BOS - YYT

BOSYYT

Boston Logan Intl

Thu 10/9

6:00 am-4:35 pm

1 stop9h 05m

St John's

Mon 10/13

5:00 am-9:55 am

1 stop6h 25m

$630

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

See travel insights to St. John's from

How to get the cheapest flight ticket from Boston to St. John's

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 month to fly to St. John's?

If you aren’t able to travel during the month of April, then book flights to St. John's from Boston during January instead. Flights to St. John's in January, while not as cheap as those in April, still average around $451.

What is the cheapest day to depart on your flight to St. John's?

Our data shows that Wednesday is the least expensive day to fly to St. John's. Tickets to fly out on this day can be as low as $535. Flights from Boston to St. John's on a Thursday will generally be more expensive and average around $661. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to St. John's?

The cheapest time of day to fly to St. John's is at noon when flights can be purchased for as low as $552. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $622 on average. Flights to St. John's from Boston in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

How far in advance should I book a flight to St. John's?

You are more likely to see cheaper flights to St. John's from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to St. John's for around $551 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to St. John's from Boston for as low as $397 on momondo.

Can stopping save me money on Boston to St. John's flights?

You could potentially save up to 35% on your flight if you consider stops on a Boston to St. John's flight.

When to book flights from Boston to St. John's

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

Cheap Boston to St. John's (BOS to YYT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to St. John's

Direct flights

None
There are no direct flights from Boston to St. John's. There are no popular flight routes from Boston to St. John's.
Search flight deals

  • How far is Boston Logan Intl to St John's by plane?

    The straight-line distance from Boston Logan Intl to St John's is 962.9 mi. Flights usually cover this in 7h 18m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Boston Logan Intl Airport to St John's Airport are updated daily.

  • How many operators does momondo search for flights from Boston Logan Intl Airport to St John's Airport?

  • How old do you have to be to fly from Boston Logan Intl Airport to St John's 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 St John's Airport.

  • What documentation or ID do you need to fly to St John's Airport?

    The travel and health documents required for your trip to St John's 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 St John's Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Boston to St. John's?

Best airlines flying from Boston to St. John's

Compare and see reviews for airlines that fly from Boston to St. John's with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $300Free CancellationRating
7.4
8,924 reviews
Search United Airlines flights
Porter AirlinesPriceFrom $388Free CancellationRating
7.9
363 reviews
Search Porter Airlines flights
Air CanadaPriceFrom $459Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights

Why use momondo?

Why should I use momondo to find a flight deal from Boston to St. John's?

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 St. John's from Boston.

Can I find flights from Boston to St. John's with flexible booking policies on momondo?

momondo does allow users to show only those flights to St. John's from Boston which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Boston to St. John's?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Boston to St. John's.

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

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

An easier way to manage your St. John's trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 10/16
Thu 10/23
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Canada