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Cheap flights from Boston to Deer Lake from C$ 356

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 31/8. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — YDF
4 Aug — 11 Aug1
1 adult

Cheap flight deals from Boston to Deer Lake

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Deer Lake (YDF). 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 30 July 2025.

Round-trip from

C$ 804

One-way from

C$ 356
Air Canada
  • Air Canada
  • 19/8-24/8
  • 2 total stops
  • 8h 56m total
  • Boston to Deer Lake
Search Deals
Air Canada
  • Air Canada
  • 31/8
  • 1 total stop
  • 6h 45m total
  • Boston to Deer Lake
Search Deals

Find flight deals from Boston to Deer Lake

Cheapest flights from Boston to Deer Lake
Explore the most affordable flight options available from Boston to Deer Lake. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 July 2025.

Tue 19/86:20 p.m.BOS - YDF
1 stop4h 06mAir Canada
Sun 24/86:10 a.m.YDF - BOS
1 stop4h 50mAir Canada
Deal found 29/7C$ 804
Fri 22/88:45 a.m.BOS - YDF
2 stops28h 05mPorter Airlines
Fri 29/83:00 p.m.YDF - BOS
2 stops8h 01mPorter Airlines
Deal found 29/7C$ 854
Thu 21/83:30 p.m.BOS - YDF
3 stops21h 20mMultiple Airlines
Sat 30/86:55 p.m.YDF - BOS
2 stops30h 24mMultiple Airlines
Deal found 29/7C$ 1,047
Mon 11/87:45 a.m.BOS - YDF
2 stops14h 20mUnited Airlines
Sun 17/86:10 a.m.YDF - BOS
1 stop4h 50mUnited Airlines
Deal found 29/7C$ 1,338

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston to Deer Lake 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 30 July 2025.
Use the filters below to find and compare flights from Boston to Deer Lake that are best for you.

Fly from

Boston

Fly to

Deer Lake

Route

Depart

Return

Price

BostonDeer Lake

BOS - YDF

BOSYDF

Boston Logan Intl

Tue 19/8

6:20 p.m.-11:56 p.m.

1 stop4h 06m

Deer Lake

Sun 24/8

6:10 a.m.-9:30 a.m.

1 stop4h 50m

C$ 804

BostonDeer Lake

BOS - YDF

BOSYDF

Boston Logan Intl

Fri 22/8

8:45 a.m.-2:20 p.m.

2 stops28h 05m

Deer Lake

Fri 29/8

3:00 p.m.-9:31 p.m.

2 stops8h 01m

C$ 854

BostonDeer Lake

BOS - YDF

BOSYDF

Boston Logan Intl

Thu 21/8

3:30 p.m.-2:20 p.m.

3 stops21h 20m

Deer Lake

Sat 30/8

6:55 p.m.-11:49 p.m.

2 stops30h 24m

C$ 1,047

BostonDeer Lake

BOS - YDF

BOSYDF

Boston Logan Intl

Mon 11/8

7:45 a.m.-11:35 p.m.

2 stops14h 20m

Deer Lake

Sun 17/8

6:10 a.m.-9:30 a.m.

1 stop4h 50m

C$ 1,338

BostonDeer Lake

BOS - YDF

BOSYDF

Boston Logan Intl

Sun 31/8

3:20 p.m.-11:35 p.m.

1 stop6h 45m

C$ 356

BostonDeer Lake

BOS - YDF

BOSYDF

Boston Logan Intl

Sun 31/8

8:20 p.m.-2:19 p.m.

3 stops16h 29m

C$ 459

BostonDeer Lake

BOS - YDF

BOSYDF

Boston Logan Intl

Sun 24/8

6:00 a.m.-11:35 p.m.

2 stops16h 05m

C$ 520

Flights are sorted by cheapest round-trip flights first.

Deals found on 29/7

Best time to book a flight from Boston to Deer Lake

Have a flexible travel schedule? Discover the best time to fly to Deer Lake from Boston 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.

Reviews of airlines servicing Deer Lake

Get insights into the airlines that provide service to Deer Lake. 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 Deer Lake. Reviews last updated 30 July 2025.
Get a feel of what it's like to fly with Porter Airlines,United Airlines, andAir Canada from Boston to Deer Lake by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
318 reviews
Check prices

Boarding

8.2

Comfort

8.0

Food

7.6

Entertainment

7.0

Overall

8.0

Crew

8.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Jul 2025

LIS - YYZ

Everything was on time and easy. Crew were nice on flights and helpful. International flight, so long and typically uncomfortable but not more than most. Food and drink service were below average but you get what you pay for. Overall, good experience
Porter Airlines
8.0
Very good
318 reviews
Porter Airlines
8.0
Very good
318 reviews
Check prices

Boarding

8.2

Comfort

8.0

Food

7.6

Entertainment

7.0

Overall

8.0

Crew

8.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Jul 2025

LIS - YYZ

Everything was on time and easy. Crew were nice on flights and helpful. International flight, so long and typically uncomfortable but not more than most. Food and drink service were below average but you get what you pay for. Overall, good experience
United Airlines
7.4
Good
8,896 reviews
Porter Airlines
8.0
Very good
318 reviews
Check prices

Boarding

8.2

Comfort

8.0

Food

7.6

Entertainment

7.0

Overall

8.0

Crew

8.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Jul 2025

LIS - YYZ

Everything was on time and easy. Crew were nice on flights and helpful. International flight, so long and typically uncomfortable but not more than most. Food and drink service were below average but you get what you pay for. Overall, good experience
Air Canada
7.1
Good
9,837 reviews
Porter Airlines
8.0
Very good
318 reviews
Check prices

Boarding

8.2

Comfort

8.0

Food

7.6

Entertainment

7.0

Overall

8.0

Crew

8.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Jul 2025

LIS - YYZ

Everything was on time and easy. Crew were nice on flights and helpful. International flight, so long and typically uncomfortable but not more than most. Food and drink service were below average but you get what you pay for. Overall, good experience

Related info for your journey

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

  • What are the cheapest airlines flying from Boston to Deer Lake round-trip?

    Air Canada, at C$ 804, was found to be the cheapest airline from Boston to Deer Lake.Alternate airlines to your destination round-trip include Porter Airlines and United Airlines.

  • What are the cheapest airlines to fly from Boston to Deer Lake one-way?

    C$ 356 is the cheapest one-way deal found within the past few days, from Air Canada. You may also be able to find cheap deals on Porter Airlines and United Airlines, with prices starting from C$ 459 and C$ 520, respectively.

  • Can I find deals for flights from Boston to Deer Lake that include hotel bookings?

    Yes. In addition to deals on Boston to Deer Lake flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Boston to Deer Lake?

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

  • Can I find deals for business class flights from Boston to Deer Lake?

    Yes. Cheapflights offers flight deals from Boston to Deer Lake 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 Boston to Deer Lake?

    Currently, August is the cheapest month in which you can book a flight from Boston to Deer Lake (average of C$ 234). Flying from Boston to Deer Lake in December is currently the most expensive (average of C$ 537). 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 Deer Lake?

Book flights to Deer Lake if you plan to visit one of these locations
Corner Brook

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Alternative routes for Boston to Deer Lake

See prices for flight routes from nearby airports that may be better suited for you.
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Need flexible booking options for your flight to Deer Lake from Boston? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Boston to Deer Lake become cheaper?

Yes, Cheapflights offers price alerts on Boston to Deer Lake flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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