$303+ Cheap flights from Boston (BOS) to Deer Lake (YDF)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — YDF
Oct 10 — Oct 171
Round-trip
1 adult, Economy
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Find cheap flights from Boston to Deer Lake with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Boston to Deer Lake
Cheapest
Best
Last-minute
One-way
Cheapest flights from Boston to Deer LakeExplore 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 September 10, 2026.
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 September 10, 2026.
This Air Canada deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/284:55 pm -
1 stop6h 33m
Sat 10/35:00 am -
1 stop6h 25m
Deal found 9/7![Air Canada logo]()
$651
This Air Canada deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/154:55 pm -
1 stop6h 33m
Sat 10/175:00 am -
1 stop8h 20m
Deal found 9/9![Air Canada logo]()
$661
This Mytrip deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/287:30 pm -
2 stops17h 23m
Sat 10/33:05 pm -
3 stops19h 30m
Deal found 9/7![Porter Airlines logo]()
$673
This Air Canada deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/244:55 pm -
1 stop6h 33m
Mon 9/285:00 am -
1 stop6h 25m
Deal found 9/8![Air Canada logo]()
$704
Best flights from Boston to Deer LakeDiscover carefully curated flight deals from Boston to Deer Lake that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.
Discover carefully curated flight deals from Boston to Deer Lake that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.
This Air Canada deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/16:00 am -
1 stop5h 58m
Sat 10/105:00 am -
1 stop6h 25m
Deal found 9/8![Air Canada logo]()
$651
This Mytrip deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/13:55 pm -
3 stops20h 58m
Sat 10/103:05 pm -
3 stops20h 54m
Deal found 9/8![Porter Airlines logo]()
$761
This Air Canada deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/284:55 pm -
1 stop6h 33m
Sat 10/35:00 am -
1 stop6h 25m
Deal found 9/7![Air Canada logo]()
$651
This Air Canada deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/154:55 pm -
1 stop6h 33m
Sat 10/175:00 am -
1 stop8h 20m
Deal found 9/9![Air Canada logo]()
$661
This Air Canada deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/246:00 am -
2 stops9h 04m
Mon 9/285:00 am -
2 stops11h 11m
Deal found 9/8![Air Canada logo]()
$711
This Air Canada deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/65:45 am -
2 stops10h 49m
Fri 2/125:45 am -
2 stops9h 39m
Deal found 9/9![Air Canada logo]()
$807
This Air Canada deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/63:30 pm -
1 stop7h 12m
Tue 2/96:45 pm -
2 stops16h 33m
Deal found 9/9![Air Canada logo]()
$812
Last-minute flights from Boston to Deer LakeDiscover last-minute flight deals from Boston to Deer Lake. Data last updated September 10, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to Deer Lake. Data last updated September 10, 2026 and is based on user searches.
This Air Canada deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/244:55 pm -
1 stop6h 33m
Mon 9/285:00 am -
1 stop6h 25m
Deal found 9/8![Air Canada logo]()
$704
This Air Canada deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/284:55 pm -
1 stop6h 33m
Sat 10/35:00 am -
1 stop6h 25m
Deal found 9/7![Air Canada logo]()
$651
This Mytrip deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/287:30 pm -
2 stops17h 23m
Sat 10/33:05 pm -
3 stops19h 30m
Deal found 9/7![Porter Airlines logo]()
$673
This Air Canada deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/154:55 pm -
1 stop6h 33m
Sat 10/175:00 am -
1 stop8h 20m
Deal found 9/9![Air Canada logo]()
$661
One-way flights from Boston to Deer LakeSearch for one-way flight options from Boston to Deer Lake. Find affordable one-way fares based on user searches. Data last updated September 10, 2026.
Search for one-way flight options from Boston to Deer Lake. Find affordable one-way fares based on user searches. Data last updated September 10, 2026.
This Air Canada deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/16:00 am -
2 stops10h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Air Canada logo]()
$303
This Kiwi.com deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/177:00 am -
3 stops29h 53m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Porter Airlines logo]()
$416
This Kiwi.com deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/182:20 pm -
3 stops22h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Porter Airlines logo]()
$441
This Air Canada deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/174:55 pm -
1 stop6h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Air Canada logo]()
$471
This United Airlines deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/15:45 am -
3 stops30h 13m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![United Airlines logo]()
$546
Find 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 September 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $651 (Air Canada) |
One-way from | $303 (Air Canada) |
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 7,457,451 searches. Data last updated September 10, 2026.
Use the filters below to find and compare flights from Boston to Deer Lake that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BostonDeer Lake
BOS Boston Logan Intl - YDF Deer Lake
BOSYDF
Boston Logan Intl
Thu 10/1
6:00 am-6:20 pm
2 stops10h 50m
Deer Lake
Wed 12/31
12:00 am-10:30 pm
Nonstop0h 00m
$303
BostonDeer Lake
BOS Boston Logan Intl - YDF Deer Lake
BOSYDF
Boston Logan Intl
Thu 9/17
7:00 am-2:23 pm
3 stops29h 53m
Deer Lake
Wed 12/31
12:00 am-10:30 pm
Nonstop0h 00m
$416
BostonDeer Lake
BOS Boston Logan Intl - YDF Deer Lake
BOSYDF
Boston Logan Intl
Fri 9/18
2:20 pm-2:23 pm
3 stops22h 33m
Deer Lake
Wed 12/31
12:00 am-10:30 pm
Nonstop0h 00m
$441
Quickest round-trip
BostonDeer Lake
BOS Boston Logan Intl - YDF Deer Lake
BOSYDF
Boston Logan Intl
Fri 9/18
4:55 pm-12:58 am
1 stop6h 33m
Deer Lake
Wed 12/31
12:00 am-10:30 pm
Nonstop0h 00m
$471
BostonDeer Lake
BOS Boston Logan Intl - YDF Deer Lake
BOSYDF
Boston Logan Intl
Thu 10/1
5:45 am-1:28 pm
3 stops30h 13m
Deer Lake
Wed 12/31
12:00 am-10:30 pm
Nonstop0h 00m
$546
BostonDeer Lake
BOS Boston Logan Intl - YDF Deer Lake
BOSYDF
Boston Logan Intl
Thu 10/1
6:00 am-1:28 pm
1 stop5h 58m
Deer Lake
Sat 10/10
5:00 am-9:55 am
1 stop6h 25m
$651
BostonDeer Lake
BOS Boston Logan Intl - YDF Deer Lake
BOSYDF
Boston Logan Intl
Mon 9/28
4:55 pm-12:58 am
1 stop6h 33m
Deer Lake
Sat 10/3
5:00 am-9:55 am
1 stop6h 25m
$651
BostonDeer Lake
BOS Boston Logan Intl - YDF Deer Lake
BOSYDF
Boston Logan Intl
Thu 10/15
4:55 pm-12:58 am
1 stop6h 33m
Deer Lake
Sat 10/17
5:00 am-11:50 am
1 stop8h 20m
$661
BostonDeer Lake
BOS Boston Logan Intl - YDF Deer Lake
BOSYDF
Boston Logan Intl
Thu 9/24
6:00 am-4:34 pm
2 stops9h 04m
Deer Lake
Mon 9/28
5:00 am-2:41 pm
2 stops11h 11m
$711
BostonDeer Lake
BOS Boston Logan Intl - YDF Deer Lake
BOSYDF
Boston Logan Intl
Thu 10/1
3:55 pm-2:23 pm
3 stops20h 58m
Deer Lake
Sat 10/10
3:05 pm-10:29 am
3 stops20h 54m
$761
Showing 1-10 of 12 resultsSorted by cheapest first
Compare providers for flights from Boston to Deer Lake
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Boston to Deer Lake in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Boston-Deer Lake flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boston-Deer Lake flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boston-Deer Lake flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Boston-Deer Lake flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Boston-Deer Lake flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
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.
BOS-YDF
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 September 10, 2026.
Peruse reviews from past customers who have flown with Air Canada from Boston to Deer Lake 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.
Entertainment
6.8
Crew
7.8
Overall
7.1
Comfort
7.1
Boarding
7.3
Food
6.3
Reviews
1 / 20
6.0
GoodAnonymous,Aug 2026
PDX - YVR
Entertainment
6.8
Crew
7.8
Overall
7.1
Comfort
7.1
Boarding
7.3
Food
6.3
Reviews
1 / 20
6.0
GoodAnonymous,Aug 2026
PDX - YVR
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.
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Complete your trip
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Boston and Deer Lake flights
Browse other Boston and Deer Lake flight options. Last updated on September 10, 2026.
Other flights from Boston
Browse through other flights departing from Boston. Flights are based on user searches made on Cheapflights and were last updated on September 10, 2026.
Popular flight searches
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Top airline flying from Boston to Deer Lake
Discover the top airline that operate flights from Boston to Deer Lake. 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 7,457,451 searches. Data last updated September 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$556 | Average$686 | FlexibilityNo cancel fee | On-time67% |