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Cheap flights from St. John's to Boston from C$ 355

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 18/12. Fares are subject to change and may not be available on all flights or dates of travel.
YYT — BOS
28 Nov — 5 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap 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 29 October 2025.

Round-trip from

C$ 755

One-way from

C$ 355

Popular in

December

Cheapest in

May

Average price

C$ 573
Air Canada
  • Air Canada
  • 29/3-31/3
  • 3 total stops
  • 15h 33m total
  • St. John's to Boston
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Porter Airlines
  • Porter Airlines
  • 18/12
  • 2 total stops
  • 10h 25m total
  • St. John's to Boston
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (C$ 57 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease (C$ 17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
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Find flight deals from St. John's to Boston

Enter your travel dates to find the best prices.

Best flights from St. John's to Boston
Discover carefully curated flight deals from St. John's to Boston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 29 October 2025.

Sun 29/35:25 a.m.YYT - BOS
1 stop5h 57mAir Canada
Tue 31/36:15 a.m.BOS - YYT
2 stops9h 36mAir Canada
Deal found 26/10C$ 755
Sun 29/36:00 a.m.YYT - BOS
2 stops10h 15mPorter Airlines
Tue 31/311:50 a.m.BOS - YYT
2 stops11h 41mPorter Airlines
Deal found 27/10C$ 757

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 29 October 2025.
Use the filters below to find and compare flights from St. John's to Boston that are best for you.

Fly from

St. John's

Fly to

Boston

Route

Depart

Return

Price

St. John'sBoston

YYT - BOS

YYTBOS

St John's

Sun 29/3

5:25 a.m.-9:52 a.m.

1 stop5h 57m

Boston Logan Intl

Tue 31/3

6:15 a.m.-5:21 p.m.

2 stops9h 36m

C$ 755

St. John'sBoston

YYT - BOS

YYTBOS

St John's

Sun 29/3

6:00 a.m.-2:45 p.m.

2 stops10h 15m

Boston Logan Intl

Tue 31/3

11:50 a.m.-1:01 a.m.

2 stops11h 41m

C$ 757

St. John'sBoston

YYT - BOS

YYTBOS

St John's

Thu 18/12

6:00 a.m.-2:55 p.m.

2 stops10h 25m

C$ 355

St. John'sBoston

YYT - BOS

YYTBOS

St John's

Wed 17/12

6:00 a.m.-2:55 p.m.

2 stops10h 25m

C$ 362

St. John'sBoston

YYT - BOS

YYTBOS

St John's

Wed 17/12

5:05 a.m.-9:32 a.m.

1 stop5h 57m

C$ 376

St. John'sBoston

YYT - BOS

YYTBOS

St John's

Thu 18/12

1:25 p.m.-5:50 p.m.

1 stop5h 55m

C$ 412

St. John'sBoston

YYT - BOS

YYTBOS

St John's

Sat 8/11

6:00 a.m.-8:52 a.m.

3 stops28h 22m

C$ 548

St. John'sBoston

YYT - BOS

YYTBOS

St John's

Sat 8/11

7:30 a.m.-5:50 p.m.

1 stop11h 50m

C$ 692

Flights are sorted by cheapest round-trip flights first.

Deals found on 27/10

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

What is the cheapest month to book a flight from St. John's to Boston?

Currently, December is the cheapest month in which you can book a flight from St. John's to Boston (average of C$ 379). Flying from St. John's to Boston in April is currently the most expensive (average of C$ 633). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from YYT to BOS?

Find hourly flight availability from St. John's to Boston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 29 October 2025.

One of the essential ways to save on airfare from St. John's to Boston is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 66% on airfare.

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 29 October 2025.
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
384 reviews
Check prices

Entertainment

7.0

Food

7.6

Comfort

8.0

Crew

8.6

Boarding

8.2

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Porter Airlines
8.0
Very good
384 reviews
Porter Airlines
8.0
Very good
384 reviews
Check prices

Entertainment

7.0

Food

7.6

Comfort

8.0

Crew

8.6

Boarding

8.2

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Air Canada
7.1
Good
10,371 reviews
Porter Airlines
8.0
Very good
384 reviews
Check prices

Entertainment

7.0

Food

7.6

Comfort

8.0

Crew

8.6

Boarding

8.2

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.

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 5h 57m. 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$ 477. Another airline that can offer you cheap pricing is Air Canada. Users have found that Porter Airlines is 24% 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.

  • What is the cheapest month to book a flight from St. John's to Boston?

    Currently, December is the cheapest month in which you can book a flight from St. John's to Boston (average of C$ 379). Flying from St. John's to Boston in April is currently the most expensive (average of C$ 633). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Medford
Chelsea
Waltham
Warwick
Milford
Braintree
Plymouth
Hampton
Old Orchard Beach
Revere
Merrimack
Kennebunk
Watertown
Sturbridge
Lawrence
Seekonk
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 29 October 2025.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapestC$ 477AverageC$ 611FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air CanadaCheapestC$ 497AverageC$ 620FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

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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