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Cheap flights from Ontario to Deer Lake from C$ 205

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 21/9. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — YDF
17 Jun — 24 Jun1
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 12 June 2025.

Round-trip from

C$ 384

One-way from

C$ 206

Popular in

December

Cheapest in

August

Average price

C$ 477

Good round-trip deal

C$ 484 or less

Good one-way deal

C$ 245 or less
Porter Airlines
  • Porter Airlines
  • 22/7-29/7
  • 3 total stops
  • 10h 47m total
  • Ontario to Deer Lake
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Porter Airlines
  • Porter Airlines
  • 21/9
  • 1 total stop
  • 5h 46m total
  • Ontario to Deer Lake
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (C$ 162 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (C$ 39 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 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 12 June 2025.

Tue 22/78:15 a.m.YTZ - YDF
1 stop4h 35mPorter Airlines
Tue 29/73:00 p.m.YDF - YTZ
2 stops6h 12mPorter Airlines
Deal found 11/6C$ 384
Wed 9/77:00 a.m.YYZ - YDF
1 stop5h 50mPorter Airlines
Wed 16/73:00 p.m.YDF - YYZ
1 stop6h 41mPorter Airlines
Deal found 11/6C$ 398
Thu 4/94:30 p.m.YYZ - YDF
1 stop5h 37mAir Canada
Sun 7/95:25 a.m.YDF - YYZ
Nonstop3h 10mAir Canada
Deal found 11/6C$ 435
Sat 4/104:20 p.m.YTZ - YDF
2 stops6h 05mAir Canada
Sun 12/108:05 a.m.YDF - YTZ
2 stops8h 10mAir Canada
Deal found 10/6C$ 451
Tue 8/710:00 a.m.YUL - YDF
1 stop6h 30mPorter Airlines
Tue 15/73:00 p.m.YDF - YUL
1 stop7h 22mPorter Airlines
Deal found 11/6C$ 457
Tue 21/106:10 p.m.YOW - YDF
1 stop4h 15mAir Canada
Tue 28/106:00 a.m.YDF - YOW
1 stop4h 33mAir Canada
Deal found 9/6C$ 462
Wed 23/74:45 p.m.YUL - YDF
1 stop5h 41mAir Canada
Thu 4/96:00 a.m.YDF - YUL
Nonstop2h 14mAir Canada
Deal found 11/6C$ 479
Fri 20/67:00 a.m.YYZ - YDF
1 stop5h 50mMultiple Airlines
Sat 28/66:55 p.m.YDF - YYZ
Nonstop3h 06mMultiple Airlines
Deal found 10/6C$ 558
Tue 22/79:00 a.m.YOW - YDF
1 stop3h 50mPorter Airlines
Wed 3/93:00 p.m.YDF - YOW
1 stop4h 15mPorter Airlines
Deal found 11/6C$ 559
Tue 8/76:45 a.m.YUL - YDF
3 stops30h 05mMultiple Airlines
Tue 15/73:00 p.m.YDF - YUL
1 stop5h 06mMultiple Airlines
Deal found 11/6C$ 636
Sun 20/79:00 a.m.YOW - YDF
1 stop3h 50mMultiple Airlines
Mon 1/93:00 p.m.YDF - YOW
2 stops10h 52mMultiple Airlines
Deal found 11/6C$ 695
Tue 22/712:35 p.m.YTZ - YDF
3 stops18h 15mMultiple Airlines
Thu 24/73:00 p.m.YDF - YTZ
2 stops8h 42mMultiple Airlines
Deal found 9/6C$ 695

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 12 June 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 22/7

8:15 a.m.-2:20 p.m.

1 stop4h 35m

Deer Lake

Tue 29/7

3:00 p.m.-7:42 p.m.

2 stops6h 12m

C$ 384

TorontoDeer Lake

YYZ - YDF

YYZYDF

Toronto Pearson Intl

Wed 9/7

7:00 a.m.-2:20 p.m.

1 stop5h 50m

Deer Lake

Wed 16/7

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

1 stop6h 41m

C$ 398

TorontoDeer Lake

YYZ - YDF

YYZYDF

Toronto Pearson Intl

Thu 4/9

4:30 p.m.-11:37 p.m.

1 stop5h 37m

Deer Lake

Sun 7/9

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

Nonstop3h 10m

C$ 435

TorontoDeer Lake

YTZ - YDF

YTZYDF

Toronto Island

Sat 4/10

4:20 p.m.-11:55 p.m.

2 stops6h 05m

Deer Lake

Sun 12/10

8:05 a.m.-2:45 p.m.

2 stops8h 10m

C$ 451

MontrealDeer Lake

YUL - YDF

YULYDF

Montreal Pierre Elliott Trudeau Intl

Tue 8/7

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

1 stop6h 30m

Deer Lake

Tue 15/7

3:00 p.m.-8:52 p.m.

1 stop7h 22m

C$ 457

OttawaDeer Lake

YOW - YDF

YOWYDF

Ottawa

Tue 21/10

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

1 stop4h 15m

Deer Lake

Tue 28/10

6:00 a.m.-9:03 a.m.

1 stop4h 33m

C$ 462

MontrealDeer Lake

YUL - YDF

YULYDF

Montreal Pierre Elliott Trudeau Intl

Wed 23/7

4:45 p.m.-11:56 p.m.

1 stop5h 41m

Deer Lake

Thu 4/9

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

Nonstop2h 14m

C$ 479

TorontoDeer Lake

YYZ - YDF

YYZYDF

Toronto Pearson Intl

Fri 20/6

7:00 a.m.-2:20 p.m.

1 stop5h 50m

Deer Lake

Sat 28/6

6:55 p.m.-8:31 p.m.

Nonstop3h 06m

C$ 558

OttawaDeer Lake

YOW - YDF

YOWYDF

Ottawa

Tue 22/7

9:00 a.m.-2:20 p.m.

1 stop3h 50m

Deer Lake

Wed 3/9

3:00 p.m.-5:45 p.m.

1 stop4h 15m

C$ 559

MontrealDeer Lake

YUL - YDF

YULYDF

Montreal Pierre Elliott Trudeau Intl

Tue 8/7

6:45 a.m.-2:20 p.m.

3 stops30h 05m

Deer Lake

Tue 15/7

3:00 p.m.-6:36 p.m.

1 stop5h 06m

C$ 636

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/6

Showing 1-10 of 30 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 12 June 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.

Rainfall in Deer Lake by month

Plan your trip to Deer Lake by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Deer Lake ranges from 70.0 - 110.0 mm per month. January is typically the wettest month, when rainfall can reach 110.0 mm. April is typically the driest time to visit Deer Lake when rainfall is around 70.0 mm.

Temperature in Deer Lake by month

Plan your trip to Deer Lake by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Deer Lake, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of February, when temperatures are typically at their lowest (around -8.0 C).

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 12 June 2025.
Peruse reviews from past customers who have flown with Porter Airlines, Air Transat and WestJet from Ontario to Deer Lake to help guide your decision. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
288 reviews
Check prices

Food

7.6

Boarding

8.2

Entertainment

7.0

Overall

8.0

Comfort

8.1

Crew

8.7

Reviews

1 / 20
4.0
Okay

Mary,Jun 2025

FLL - YYZ

Fort Lauderdale staff was not helpful at all to try to accommodate my husband and myself to sit together. Also very surprised to get charged USD53 for each of our checked luggage, as when we booked the tickets online, the website indicated that our first checked luggage will be charged CAD50!! Very misleading!!!
Porter Airlines
8.0
Very good
288 reviews
Porter Airlines
8.0
Very good
288 reviews
Check prices

Food

7.6

Boarding

8.2

Entertainment

7.0

Overall

8.0

Comfort

8.1

Crew

8.7

Reviews

1 / 20
4.0
Okay

Mary,Jun 2025

FLL - YYZ

Fort Lauderdale staff was not helpful at all to try to accommodate my husband and myself to sit together. Also very surprised to get charged USD53 for each of our checked luggage, as when we booked the tickets online, the website indicated that our first checked luggage will be charged CAD50!! Very misleading!!!
Air Transat
7.8
Good
396 reviews
Porter Airlines
8.0
Very good
288 reviews
Check prices

Food

7.6

Boarding

8.2

Entertainment

7.0

Overall

8.0

Comfort

8.1

Crew

8.7

Reviews

1 / 20
4.0
Okay

Mary,Jun 2025

FLL - YYZ

Fort Lauderdale staff was not helpful at all to try to accommodate my husband and myself to sit together. Also very surprised to get charged USD53 for each of our checked luggage, as when we booked the tickets online, the website indicated that our first checked luggage will be charged CAD50!! Very misleading!!!
WestJet
7.2
Good
2,868 reviews
Porter Airlines
8.0
Very good
288 reviews
Check prices

Food

7.6

Boarding

8.2

Entertainment

7.0

Overall

8.0

Comfort

8.1

Crew

8.7

Reviews

1 / 20
4.0
Okay

Mary,Jun 2025

FLL - YYZ

Fort Lauderdale staff was not helpful at all to try to accommodate my husband and myself to sit together. Also very surprised to get charged USD53 for each of our checked luggage, as when we booked the tickets online, the website indicated that our first checked luggage will be charged CAD50!! Very misleading!!!
Air Canada
7.1
Good
9,531 reviews
Porter Airlines
8.0
Very good
288 reviews
Check prices

Food

7.6

Boarding

8.2

Entertainment

7.0

Overall

8.0

Comfort

8.1

Crew

8.7

Reviews

1 / 20
4.0
Okay

Mary,Jun 2025

FLL - YYZ

Fort Lauderdale staff was not helpful at all to try to accommodate my husband and myself to sit together. Also very surprised to get charged USD53 for each of our checked luggage, as when we booked the tickets online, the website indicated that our first checked luggage will be charged CAD50!! Very misleading!!!

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 Porter Airlines, which is currently one of the cheapest options available, starting at C$ 206. Air Canada flights start at C$ 217 while deals on Air Transat start at C$ 353 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 Montreal Pierre Elliott Trudeau Intl - Deer Lake when deciding on the best route from Region of Ontario to Deer Lake.

  • 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$ 410, our data indicates the cheapest price to be C$ 184. The most popular route (Toronto Pearson Intl - Deer Lake), is priced around C$ 398.

  • 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 Ontario?

Book flights to Ontario 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.
Pearson Intl to St. John's flights
Toronto Island to St. John's flights
Hamilton to St. John's flights
Ottawa to St. John's flights
Pearson Intl to Deer Lake flights
Pierre Elliott Trudeau Intl to St. John's flights
Region of Waterloo Intl to St. John's flights
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Halifax to St. John's flights
Pearson Intl to Gander flights
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Toronto Island to Deer Lake flights
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Edmonton to Deer Lake flights
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Hamilton to Deer Lake flights
Ottawa to Gander flights
Fort McMurray to St. John's flights
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St John to St. John's flights
St. John's to Deer Lake flights
Deer Lake to St. John's flights
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Québec City to St. John's flights
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Regina to St. John's flights
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Fredericton to St. John's flights
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Calgary to Gander flights
Pierre Elliott Trudeau Intl to Wabush flights
Thunder Bay to St. John's flights
Happy Valley-Goose Bay to Deer Lake flights
Nanaimo to St. John's flights
Sault Ste Marie to St. John's flights
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Top 4 airlines flying from Ontario to Deer Lake

Discover the top 4 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 12 June 2025.
AirlineCheapestAverageFlexibilityOn-time
Flair AirlinesCheapestC$ 92AverageC$ 195FlexibilityNo cancel feeOn-timeN/A
Search Flair Airlines flights
WestJetCheapestC$ 146AverageC$ 226FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Porter AirlinesCheapestC$ 229AverageC$ 498FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air CanadaCheapestC$ 241AverageC$ 769FlexibilityNo 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 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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