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Cheap flights from St. John's to Boston from C$ 374

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 25/7. Fares are subject to change and may not be available on all flights or dates of travel.
YYT — BOS
12 Jul — 19 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from St. John's to Boston

Enter your travel dates to find the best prices.

Cheapest flights from St. John's to Boston
Explore the most affordable flight options available from St. John's to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 June 2026.

Thu 9/710:00 a.m.
YYT
-
BOS
1 stop11h 09m
Porter Airlines
Wed 15/78:25 p.m.
BOS
-
YYT
2 stops25h 00m
Porter Airlines
Deal found 7/6C$ 624
Sun 4/105:35 a.m.
YYT
-
BOS
1 stop5h 45m
Air Canada
Fri 9/1010:40 a.m.
BOS
-
YYT
1 stop4h 58m
Air Canada
Deal found 8/6C$ 645
Sun 4/108:55 a.m.
YYT
-
BOS
2 stops8h 35m
Porter Airlines
Wed 7/103:55 p.m.
BOS
-
YYT
1 stop7h 30m
Porter Airlines
Deal found 10/6C$ 656
Sun 4/108:55 a.m.
YYT
-
BOS
2 stops8h 35m
Porter Airlines
Fri 9/1010:05 a.m.
BOS
-
YYT
1 stop6h 25m
Porter Airlines
Deal found 11/6C$ 669
Fri 10/76:00 a.m.
YYT
-
BOS
2 stops12h 14m
Porter Airlines
Fri 17/78:25 p.m.
BOS
-
YYT
1 stop24h 23m
Porter Airlines
Deal found 10/6C$ 679
Sat 11/78:55 a.m.
YYT
-
BOS
2 stops8h 35m
Porter Airlines
Fri 17/73:35 p.m.
BOS
-
YYT
1 stop7h 50m
Porter Airlines
Deal found 10/6C$ 680
Sat 25/78:55 a.m.
YYT
-
BOS
2 stops11h 50m
Porter Airlines
Sat 1/83:55 p.m.
BOS
-
YYT
1 stop7h 30m
Porter Airlines
Deal found 10/6C$ 689
Wed 1/78:55 a.m.
YYT
-
BOS
2 stops8h 35m
Porter Airlines
Tue 4/83:55 p.m.
BOS
-
YYT
1 stop7h 30m
Porter Airlines
Deal found 10/6C$ 693

Find flight deals from St. John's to Boston

Discover tips and strategies to find the most affordable flight options for your journey from St. John's (YYT) to Boston (BOS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 12 June 2026.

Round-trip from

C$ 624

One-way from

C$ 374

Popular in

December

Cheapest in

October

Average price

C$ 866
Porter Airlines
  • Porter Airlines
  • 9/7-15/7
  • 3 total stops
  • 36h 09m total
  • St. John's to Boston
Search Deals
Porter Airlines
  • Porter Airlines
  • 25/7
  • 2 total stops
  • 29h 59m total
  • St. John's to Boston
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (C$ 154 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 38 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from St. John's 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, Cheapflights users made 629,999 searches. Data last updated 12 June 2026.
Use the filters below to find and compare flights from St. John's to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. John'sBoston

YYT - BOS

YYTBOS

St John's

Thu 9/7

10:00 a.m.-7:39 p.m.

1 stop11h 09m

Boston Logan Intl

Wed 15/7

8:25 p.m.-10:55 p.m.

2 stops25h 00m

C$ 624

St. John'sBoston

YYT - BOS

YYTBOS

St John's

Sat 11/7

8:55 a.m.-4:00 p.m.

2 stops8h 35m

Boston Logan Intl

Fri 17/7

3:35 p.m.-12:55 a.m.

1 stop7h 50m

C$ 680

St. John'sBoston

YYT - BOS

YYTBOS

St John's

Sat 25/7

8:55 a.m.-7:15 p.m.

2 stops11h 50m

Boston Logan Intl

Sat 1/8

3:55 p.m.-12:55 a.m.

1 stop7h 30m

C$ 689

St. John'sBoston

YYT - BOS

YYTBOS

St John's

Wed 1/7

8:55 a.m.-4:00 p.m.

2 stops8h 35m

Boston Logan Intl

Tue 4/8

3:55 p.m.-12:55 a.m.

1 stop7h 30m

C$ 693

St. John'sBoston

YYT - BOS

YYTBOS

St John's

Fri 10/7

1:20 p.m.-10:29 a.m.

1 stop22h 39m

Boston Logan Intl

Fri 17/7

8:25 p.m.-10:18 p.m.

1 stop24h 23m

C$ 717

St. John'sBoston

YYT - BOS

YYTBOS

St John's

Mon 31/8

2:05 p.m.-9:27 p.m.

2 stops8h 52m

Boston Logan Intl

Thu 3/9

10:40 a.m.-11:28 p.m.

2 stops11h 18m

C$ 728
Quickest round-trip

St. John'sBoston

YYT - BOS

YYTBOS

St John's

Wed 1/7

5:25 a.m.-9:45 a.m.

1 stop5h 50m

Boston Logan Intl

Tue 4/8

10:40 a.m.-5:10 p.m.

1 stop5h 00m

C$ 729
Cheapest one-way

St. John'sBoston

YYT - BOS

YYTBOS

St John's

Sat 25/7

6:00 a.m.-10:29 a.m.

2 stops29h 59m

C$ 374

St. John'sBoston

YYT - BOS

YYTBOS

St John's

Mon 17/8

6:00 a.m.-9:05 a.m.

3 stops28h 35m

C$ 390

St. John'sBoston

YYT - BOS

YYTBOS

St John's

Mon 17/8

5:35 a.m.-9:50 a.m.

1 stop5h 45m

C$ 402

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/6

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

Best time to book a flight from St. John's to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from St. John's with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from St. John's to Boston

How much does it cost to fly round-trip from St. John's to Boston?

Reviews of airlines servicing Boston

Get insights into the airlines that provide service to Boston. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Boston. Reviews last updated 12 June 2026.
Check out reviews from past customers who have flown with Porter Airlines and Air Canada from St. John's to Boston to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
438 reviews
Check prices

Boarding

8.2

Entertainment

6.9

Food

7.6

Overall

8.0

Comfort

8.0

Crew

8.6

Reviews

1 / 20
6.0
Good

Justin,May 2026

YYZ - MCO

Staff very nice. Seats were uncomfortable. Complimentary snacks leave much to be desired.
Porter Airlines
8.0
Very good
438 reviews
Porter Airlines
8.0
Very good
438 reviews
Check prices

Boarding

8.2

Entertainment

6.9

Food

7.6

Overall

8.0

Comfort

8.0

Crew

8.6

Reviews

1 / 20
6.0
Good

Justin,May 2026

YYZ - MCO

Staff very nice. Seats were uncomfortable. Complimentary snacks leave much to be desired.
Air Canada
7.1
Good
11,168 reviews
Porter Airlines
8.0
Very good
438 reviews
Check prices

Boarding

8.2

Entertainment

6.9

Food

7.6

Overall

8.0

Comfort

8.0

Crew

8.6

Reviews

1 / 20
6.0
Good

Justin,May 2026

YYZ - MCO

Staff very nice. Seats were uncomfortable. Complimentary snacks leave much to be desired.

Related info for your journey

Find useful and relevant information for your journey from St. John's to Boston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from St. John's to Boston?

    Departing from St. John's to Boston will take you 11h 09m. The distance from St. John's to Boston is about 1545 km.

  • What are the cheapest airlines flying from St. John's to Boston round-trip?

    Cheapflights users have booked flights from St. John's to Boston round-trip from C$ 513. Another airline that can offer you cheap pricing is Air Canada. Users have found that Porter Airlines is 31% cheaper than the other options available to this destination.

  • Can I find deals for flights from St. John's to Boston that include hotel bookings?

    Yes. In addition to deals on St. John's to Boston flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from St. John's to Boston?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. John's to Boston.

  • Can I find deals for business class flights from St. John's to Boston?

    Yes. Cheapflights offers flight deals from St. John's to Boston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Travelling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Medford
Merrimack
Chelsea
Braintree
Milford
Seekonk
Hampton
Old Orchard Beach
Revere
Waltham
Watertown
Warwick
Ogunquit
Lawrence
Pawtucket
Nashua

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from St. John's to Boston

Discover the top 2 airlines that operate flights from St. John's to Boston. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 12 June 2026.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapestC$ 513AverageC$ 627FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air CanadaCheapestC$ 552AverageC$ 789FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

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How does Cheapflights help users find flights from St. John's to Boston?

Cheapflights makes it easy to find St. John's to Boston flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from St. John's to Boston?

Millions of users choose and trust Cheapflights to book the best flight deals from St. John's to Boston for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from St. John's to Boston with no change fees?

Yes, we can. To see specific flights from St. John's to Boston with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from St. John's to Boston become cheaper?

Yes! Start tracking prices for St. John's to Boston flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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