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Cheap flights from St. John's to Boston from C$ 339

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 5/6. Fares are subject to change and may not be available on all flights or dates of travel.
YYT — BOS
23 May — 30 May1
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 23 April 2026.

Wed 27/56:05 a.m.
YYT
-
BOS
2 stops12h 11m
Porter Airlines
Wed 3/63:25 p.m.
BOS
-
YYT
1 stop8h 01m
Porter Airlines
Deal found 23/4C$ 516
Wed 1/76:05 a.m.
YYT
-
BOS
2 stops12h 11m
Porter Airlines
Wed 8/73:25 p.m.
BOS
-
YYT
1 stop8h 00m
Porter Airlines
Deal found 23/4C$ 518
Fri 5/62:05 p.m.
YYT
-
BOS
1 stop5h 10m
Air Canada
Fri 12/63:40 p.m.
BOS
-
YYT
1 stop7h 26m
Air Canada
Deal found 21/4C$ 540
Fri 29/56:05 a.m.
YYT
-
BOS
2 stops12h 11m
Porter Airlines
Tue 2/63:25 p.m.
BOS
-
YYT
1 stop8h 01m
Porter Airlines
Deal found 21/4C$ 548
Sat 23/57:30 a.m.
YYT
-
BOS
2 stops12h 07m
Air Canada
Wed 27/510:45 a.m.
BOS
-
YYT
2 stops11h 13m
Air Canada
Deal found 22/4C$ 552
Fri 26/65:35 a.m.
YYT
-
BOS
1 stop5h 45m
Air Canada
Sat 27/66:25 p.m.
BOS
-
YYT
1 stop14h 33m
Air Canada
Deal found 21/4C$ 568
Fri 5/68:50 a.m.
YYT
-
BOS
2 stops8h 40m
Porter Airlines
Fri 12/63:25 p.m.
BOS
-
YYT
1 stop8h 01m
Porter Airlines
Deal found 21/4C$ 585
Wed 27/57:30 a.m.
YYT
-
BOS
1 stop11h 45m
Air Canada
Wed 3/65:50 a.m.
BOS
-
YYT
1 stop5h 41m
Air Canada
Deal found 23/4C$ 597
Mon 4/52:05 p.m.
YYT
-
BOS
1 stop5h 10m
Air Canada
Sun 10/55:50 a.m.
BOS
-
YYT
1 stop5h 41m
Air Canada
Deal found 19/4C$ 615

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 23 April 2026.

Round-trip from

C$ 540

One-way from

C$ 339

Popular in

December

Cheapest in

October

Average price

C$ 717
Air Canada
  • Air Canada
  • 5/6-12/6
  • 2 total stops
  • 12h 36m total
  • St. John's to Boston
Search Deals
Porter Airlines
  • Porter Airlines
  • 5/6
  • 3 total stops
  • 24h 11m total
  • St. John's to Boston
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (C$ 174 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 43 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 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 23 April 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

Wed 27/5

6:05 a.m.-4:46 p.m.

2 stops12h 11m

Boston Logan Intl

Wed 3/6

3:25 p.m.-12:56 a.m.

1 stop8h 01m

C$ 516

St. John'sBoston

YYT - BOS

YYTBOS

St John's

Wed 1/7

6:05 a.m.-4:46 p.m.

2 stops12h 11m

Boston Logan Intl

Wed 8/7

11:15 a.m.-12:55 a.m.

2 stops12h 10m

C$ 518

St. John'sBoston

YYT - BOS

YYTBOS

St John's

Sat 23/5

7:30 a.m.-6:07 p.m.

2 stops12h 07m

Boston Logan Intl

Wed 27/5

10:45 a.m.-11:28 p.m.

2 stops11h 13m

C$ 552
Quickest round-trip

St. John'sBoston

YYT - BOS

YYTBOS

St John's

Fri 29/5

5:40 p.m.-10:39 p.m.

1 stop6h 29m

Boston Logan Intl

Tue 2/6

5:50 a.m.-1:01 p.m.

1 stop5h 41m

C$ 552

St. John'sBoston

YYT - BOS

YYTBOS

St John's

Fri 26/6

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

1 stop5h 45m

Boston Logan Intl

Sat 27/6

6:25 p.m.-10:28 a.m.

1 stop14h 33m

C$ 568

St. John'sBoston

YYT - BOS

YYTBOS

St John's

Fri 29/5

6:05 a.m.-4:46 p.m.

2 stops12h 11m

Boston Logan Intl

Tue 2/6

3:25 p.m.-12:56 a.m.

1 stop8h 01m

C$ 609

St. John'sBoston

YYT - BOS

YYTBOS

St John's

Mon 4/5

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

2 stops8h 52m

Boston Logan Intl

Sun 10/5

5:50 a.m.-1:01 p.m.

1 stop5h 41m

C$ 617

St. John'sBoston

YYT - BOS

YYTBOS

St John's

Mon 4/5

11:05 a.m.-10:39 p.m.

2 stops13h 04m

Boston Logan Intl

Sun 10/5

7:10 a.m.-8:18 p.m.

3 stops11h 38m

C$ 641
Cheapest one-way

St. John'sBoston

YYT - BOS

YYTBOS

St John's

Fri 5/6

4:00 p.m.-2:41 p.m.

3 stops24h 11m

C$ 339

St. John'sBoston

YYT - BOS

YYTBOS

St John's

Wed 27/5

6:05 a.m.-5:35 p.m.

2 stops13h 00m

C$ 343

Flights are sorted by cheapest round-trip flights first.

Deals found on 21/4

Showing 1-10 of 14 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 23 April 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
435 reviews
Check prices

Boarding

8.2

Comfort

8.0

Crew

8.6

Overall

8.0

Entertainment

7.0

Food

7.6

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
Porter Airlines
8.0
Very good
435 reviews
Porter Airlines
8.0
Very good
435 reviews
Check prices

Boarding

8.2

Comfort

8.0

Crew

8.6

Overall

8.0

Entertainment

7.0

Food

7.6

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
Air Canada
7.1
Good
10,957 reviews
Porter Airlines
8.0
Very good
435 reviews
Check prices

Boarding

8.2

Comfort

8.0

Crew

8.6

Overall

8.0

Entertainment

7.0

Food

7.6

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.

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 12h 07m. The distance from St. John's to Boston is about 1545 km. Both multi-stop and direct flights can be found to your destination and back.

  • 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$ 488. Another airline that can offer you cheap pricing is Air Canada. Users have found that Porter Airlines is 29% 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
Kennebunk
Watertown
Ogunquit
Warwick
Lawrence
Pawtucket
Nashua

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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 23 April 2026.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapestC$ 488AverageC$ 606FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air CanadaCheapestC$ 512AverageC$ 772FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

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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.

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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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