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Cheap flights from Ontario to Deer Lake from C$ 200

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 5/10. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — YDF
4 Aug — 11 Aug1
1 adult

Cheap flight deals from Ontario to Deer Lake

Keep the following information in mind while searching for Ontario to Deer Lake flight deals. Data was last updated 30 July 2025.

Round-trip from

C$ 385

One-way from

C$ 200

Popular in

December

Cheapest in

May

Average price

C$ 520

Good round-trip deal

C$ 466 or less

Good one-way deal

C$ 262 or less
Porter Airlines
  • Porter Airlines
  • 9/9-14/9
  • 3 total stops
  • 13h 24m total
  • Ontario to Deer Lake
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Air Canada
  • Air Canada
  • 5/10
  • 1 total stop
  • 4h 42m total
  • Ontario to Deer Lake
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (C$ 161 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease (C$ 40 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from Ontario to Deer Lake.
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Price to beat on a one-way flight from Ontario to Deer Lake.
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Find flight deals from Ontario to Deer Lake

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

Tue 9/98:15 a.m.YTZ - YDF
1 stop4h 34mPorter Airlines
Sun 14/93:00 p.m.YDF - YTZ
2 stops8h 50mPorter Airlines
Deal found 28/7C$ 385
Thu 4/91:50 p.m.YYZ - YDF
Nonstop2h 40mPorter Airlines
Fri 12/93:00 p.m.YDF - YYZ
1 stop6h 41mPorter Airlines
Deal found 30/7C$ 385
Sat 18/109:30 a.m.YYZ - YDF
Nonstop2h 42mAir Canada
Sat 25/105:25 a.m.YDF - YYZ
Nonstop3h 10mAir Canada
Deal found 29/7C$ 389
Thu 4/910:00 a.m.YUL - YDF
1 stop6h 30mPorter Airlines
Sun 7/93:00 p.m.YDF - YUL
1 stop5h 03mPorter Airlines
Deal found 28/7C$ 407
Thu 4/98:00 p.m.YUL - YDF
Nonstop2h 07mMultiple Airlines
Sun 7/93:00 p.m.YDF - YUL
1 stop5h 03mMultiple Airlines
Deal found 28/7C$ 411
Thu 18/910:25 a.m.YTZ - YDF
1 stop11h 42mAir Canada
Thu 25/96:00 a.m.YDF - YTZ
1 stop5h 15mAir Canada
Deal found 28/7C$ 421
Thu 11/98:00 p.m.YUL - YDF
Nonstop2h 07mAir Canada
Mon 15/96:00 a.m.YDF - YUL
Nonstop2h 14mAir Canada
Deal found 28/7C$ 436
Thu 23/108:00 a.m.YOW - YDF
1 stop4h 49mPorter Airlines
Sun 26/104:30 p.m.YDF - YOW
1 stop6h 54mPorter Airlines
Deal found 30/7C$ 447
Fri 12/96:10 p.m.YOW - YDF
1 stop4h 15mAir Canada
Thu 18/96:00 a.m.YDF - YOW
1 stop5h 55mAir Canada
Deal found 28/7C$ 535
Sat 23/88:20 a.m.YOW - YDF
1 stop4h 30mMultiple Airlines
Sat 30/86:55 p.m.YDF - YOW
1 stop6h 57mMultiple Airlines
Deal found 30/7C$ 648
Fri 29/88:15 a.m.YHM - YDF
1 stop28h 35mPorter Airlines
Fri 5/93:00 p.m.YDF - YHM
1 stop24h 30mPorter Airlines
Deal found 29/7C$ 670
Mon 11/88:15 a.m.YHM - YDF
1 stop4h 35mMultiple Airlines
Thu 21/82:35 p.m.YDF - YHM
3 stops24h 55mMultiple Airlines
Deal found 30/7C$ 930

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario 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 Ontario to Deer Lake that are best for you.

Fly from

Ontario

Fly to

Deer Lake

Route

Depart

Return

Price

TorontoDeer Lake

YTZ - YDF

YTZYDF

Toronto Island

Tue 9/9

8:15 a.m.-2:19 p.m.

1 stop4h 34m

Deer Lake

Sun 14/9

3:00 p.m.-10:20 p.m.

2 stops8h 50m

C$ 385

TorontoDeer Lake

YYZ - YDF

YYZYDF

Toronto Pearson Intl

Thu 4/9

1:50 p.m.-6:00 p.m.

Nonstop2h 40m

Deer Lake

Fri 12/9

3:00 p.m.-8:11 p.m.

1 stop6h 41m

C$ 385

TorontoDeer Lake

YYZ - YDF

YYZYDF

Toronto Pearson Intl

Sat 18/10

9:30 a.m.-1:42 p.m.

Nonstop2h 42m

Deer Lake

Sat 25/10

5:25 a.m.-7:05 a.m.

Nonstop3h 10m

C$ 389

MontrealDeer Lake

YUL - YDF

YULYDF

Montreal Pierre Elliott Trudeau Intl

Sat 4/10

8:00 p.m.-11:37 p.m.

Nonstop2h 07m

Deer Lake

Fri 10/10

6:00 a.m.-6:44 a.m.

Nonstop2h 14m

C$ 397

MontrealDeer Lake

YUL - YDF

YULYDF

Montreal Pierre Elliott Trudeau Intl

Sat 4/10

8:15 a.m.-2:19 p.m.

1 stop4h 34m

Deer Lake

Fri 10/10

3:00 p.m.-10:15 p.m.

2 stops8h 45m

C$ 400

MontrealDeer Lake

YUL - YDF

YULYDF

Montreal Pierre Elliott Trudeau Intl

Thu 4/9

8:00 p.m.-11:37 p.m.

Nonstop2h 07m

Deer Lake

Sun 7/9

3:00 p.m.-6:33 p.m.

1 stop5h 03m

C$ 411

TorontoDeer Lake

YTZ - YDF

YTZYDF

Toronto Island

Thu 18/9

10:25 a.m.-11:37 p.m.

1 stop11h 42m

Deer Lake

Thu 25/9

6:00 a.m.-9:45 a.m.

1 stop5h 15m

C$ 421

OttawaDeer Lake

YOW - YDF

YOWYDF

Ottawa

Thu 23/10

8:00 a.m.-2:19 p.m.

1 stop4h 49m

Deer Lake

Sun 26/10

4:30 p.m.-9:54 p.m.

1 stop6h 54m

C$ 447

OttawaDeer Lake

YOW - YDF

YOWYDF

Ottawa

Fri 12/9

6:10 p.m.-11:55 p.m.

1 stop4h 15m

Deer Lake

Thu 18/9

6:00 a.m.-10:25 a.m.

1 stop5h 55m

C$ 535

OttawaDeer Lake

YOW - YDF

YOWYDF

Ottawa

Sat 23/8

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

1 stop4h 30m

Deer Lake

Sat 30/8

6:55 p.m.-12:22 a.m.

1 stop6h 57m

C$ 648

Flights are sorted by cheapest round-trip flights first.

Deals found on 29/7

Showing 1-10 of 29 results
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Best time to book a flight from Ontario to Deer Lake

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

What is the cheapest month to book a flight from Region of Ontario to Deer Lake?

Currently, August is the cheapest month in which you can book a flight from Region of Ontario to Deer Lake (average of C$ 234). Flying from Region of Ontario 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.

What is the cheapest time of day to fly from ON to YDF?

Find hourly flight availability from Ontario to Deer Lake. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 30 July 2025.

When flying from Region of Ontario to Deer Lake, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost to fly round-trip from Region of Ontario to Deer Lake?

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.
Check out reviews from past customers who have flown with Porter Airlines,Air Transat, andWestJet from Ontario to Deer Lake to help guide your decision. 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

Overall

8.0

Crew

8.7

Food

7.6

Boarding

8.2

Comfort

8.0

Entertainment

7.0

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

Overall

8.0

Crew

8.7

Food

7.6

Boarding

8.2

Comfort

8.0

Entertainment

7.0

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 Transat
7.7
Good
424 reviews
Porter Airlines
8.0
Very good
318 reviews
Check prices

Overall

8.0

Crew

8.7

Food

7.6

Boarding

8.2

Comfort

8.0

Entertainment

7.0

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
WestJet
7.2
Good
2,975 reviews
Porter Airlines
8.0
Very good
318 reviews
Check prices

Overall

8.0

Crew

8.7

Food

7.6

Boarding

8.2

Comfort

8.0

Entertainment

7.0

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

Overall

8.0

Crew

8.7

Food

7.6

Boarding

8.2

Comfort

8.0

Entertainment

7.0

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 Ontario 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 airport do you fly into for flights to Deer Lake from Ontario?

    For a flight from Ontario to Deer Lake, you will be flying into Deer Lake. Deer Lake (YDF) is just 5.7 km from the centre of the city.

  • What are the cheapest airlines to fly from Region of Ontario to Deer Lake one-way?

    To fly one-way, consider booking your trip with Air Canada, which is currently one of the cheapest options available, starting at C$ 200. Porter Airlines flights start at C$ 200 while deals on Air Transat start at C$ 215 one-way.

  • What are the most popular routes from Region of Ontario to Deer Lake?

    Most travellers choose Toronto Pearson Intl - Deer Lake, Toronto Island - Deer Lake or Ottawa - Deer Lake when deciding on the best route from Region of Ontario to Deer Lake.

  • What are the most reliable airlines from Region of Ontario to Deer Lake?

    No one likes to see their flight delayed. When booking a flight from Region of Ontario to Deer Lake consider choosing Air Canada Rouge (86%), Air Canada (86%) or Porter Airlines (69%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Region of Ontario to Deer Lake?

    Looking for the cheapest flight from Region of Ontario to Deer Lake? While on average our users pay C$ 724, our data indicates the cheapest price to be C$ 176. The most popular route (Toronto Pearson Intl - Deer Lake), is priced around C$ 326.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario 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 Region of Ontario to Deer Lake?

    Currently, August is the cheapest month in which you can book a flight from Region of Ontario to Deer Lake (average of C$ 234). Flying from Region of Ontario 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 Ontario to Deer Lake

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Ontario to Deer Lake

Discover the top 5 airlines that operate flights from Ontario 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 629,999 searches. Data last updated 30 July 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 132AverageC$ 213FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Flair AirlinesCheapestC$ 177AverageC$ 237FlexibilityNo cancel feeOn-timeN/A
Search Flair Airlines flights
Porter AirlinesCheapestC$ 229AverageC$ 533FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air CanadaCheapestC$ 243AverageC$ 765FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Air TransatCheapestC$ 406AverageC$ 614FlexibilityNo cancel feeOn-time50%
Search Air Transat flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Ontario to Deer Lake?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Ontario to Deer Lake. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Ontario to Deer Lake?

Cheapflights simply makes it quick and affordable to book flights from Ontario to Deer Lake by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Ontario to Deer Lake with no change fees?

Need flexible booking options for your flight to Deer Lake from Ontario? 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 Ontario to Deer Lake become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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