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Cheap flights from Deer Lake to Ontario from C$ 210

YDF — YYZ
22 Oct — 29 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Deer Lake to Ontario

Enter your travel dates to find the best prices.

Cheapest flights from Deer Lake to Ontario

Sun 18/103:05 p.m. -
2 stops8h 25m
Wed 21/108:30 a.m. -
1 stop4h 23m
Deal found 19/9C$ 423
Fri 16/103:05 p.m. -
2 stops8h 25m
Wed 21/108:30 a.m. -
1 stop4h 23m
Deal found 19/9C$ 430
Fri 6/114:30 p.m. -
1 stop6h 23m
Fri 13/119:00 a.m. -
1 stop5h 15m
Deal found 22/9C$ 439
Thu 15/102:25 p.m. -
Nonstop2h 56m
Mon 19/109:15 a.m. -
Nonstop2h 43m
Deal found 21/9C$ 444
Fri 16/105:00 a.m. -
Nonstop3h 04m
Fri 23/108:45 p.m. -
Nonstop2h 43m
Deal found 18/9C$ 446
Thu 15/105:20 p.m. -
1 stop6h 03m
Sun 18/1010:00 a.m. -
1 stop6h 50m
Deal found 21/9C$ 448
Wed 21/103:05 p.m. -
2 stops6h 40m
Mon 2/117:00 a.m. -
2 stops7h 15m
Deal found 18/9C$ 453
Fri 16/105:20 p.m. -
1 stop5h 40m
Fri 23/1010:45 a.m. -
1 stop4h 19m
Deal found 18/9C$ 457
Thu 15/103:05 p.m. -
1 stop4h 30m
Sun 18/108:30 a.m. -
1 stop4h 23m
Deal found 21/9C$ 463
Wed 21/103:05 p.m. -
1 stop4h 30m
Mon 2/119:00 a.m. -
1 stop5h 15m
Deal found 18/9C$ 464
Sun 22/114:30 p.m. -
1 stop6h 23m
Sun 29/119:00 a.m. -
1 stop5h 15m
Deal found 20/9C$ 467
Fri 16/103:05 p.m. -
2 stops8h 25m
Mon 19/109:00 a.m. -
1 stop6h 04m
Deal found 21/9C$ 470

Find flight deals from Deer Lake to Ontario

Round-trip from

C$ 423

One-way from

C$ 210

Popular in

December

Cheapest in

May

Average price

C$ 565

Good round-trip deal

C$ 648 or less

Good one-way deal

C$ 431 or less
Porter Airlines
  • Porter Airlines
  • 18/10-21/10
  • 3 total stops
  • 12h 48m total
  • Deer Lake to Ontario
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Porter Airlines
  • Porter Airlines
  • 23/10-31/12
  • 2 total stops
  • 6h 48m total
  • Deer Lake to Ontario
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (C$ 99 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease (C$ 24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2026
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Price to beat on a round-trip flight from Deer Lake to Ontario.
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Price to beat on a one-way flight from Deer Lake to Ontario.
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Deer Lake to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Deer LakeToronto

YDF Deer Lake - YYZ Toronto Pearson Intl

YDFYYZ

Deer Lake

Mon 19/10

3:05 p.m.-10:00 p.m.

2 stops8h 25m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-1:30 a.m.

Nonstop0h 00m

C$ 216
Quickest round-trip

Deer LakeToronto

YDF Deer Lake - YYZ Toronto Pearson Intl

YDFYYZ

Deer Lake

Mon 19/10

2:25 p.m.-3:51 p.m.

Nonstop2h 56m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-1:30 a.m.

Nonstop0h 00m

C$ 217

Deer LakeToronto

YDF Deer Lake - YYZ Toronto Pearson Intl

YDFYYZ

Deer Lake

Sat 10/10

3:05 p.m.-6:05 p.m.

1 stop4h 30m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-1:30 a.m.

Nonstop0h 00m

C$ 230

Deer LakeToronto

YDF Deer Lake - YYZ Toronto Pearson Intl

YDFYYZ

Deer Lake

Fri 16/10

3:05 p.m.-6:05 p.m.

1 stop4h 30m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-1:30 a.m.

Nonstop0h 00m

C$ 231

Deer LakeToronto

YDF Deer Lake - YTZ Toronto Island

YDFYTZ

Deer Lake

Fri 23/10

3:05 p.m.-9:50 p.m.

2 stops8h 15m

Toronto Island

Wed 31/12

12:00 a.m.-1:30 a.m.

Nonstop0h 00m

C$ 231

Deer LakeOttawa

YDF Deer Lake - YOW Ottawa

YDFYOW

Deer Lake

Wed 2/12

4:30 p.m.-8:01 p.m.

1 stop5h 01m

Ottawa

Wed 31/12

12:00 a.m.-1:30 a.m.

Nonstop0h 00m

C$ 256

Deer LakeOttawa

YDF Deer Lake - YOW Ottawa

YDFYOW

Deer Lake

Mon 30/11

5:45 a.m.-9:47 a.m.

1 stop5h 32m

Ottawa

Wed 31/12

12:00 a.m.-1:30 a.m.

Nonstop0h 00m

C$ 264

Deer LakeToronto

YDF Deer Lake - YYZ Toronto Pearson Intl

YDFYYZ

Deer Lake

Mon 12/10

7:00 p.m.-6:44 a.m.

1 stop13h 14m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-1:30 a.m.

Nonstop0h 00m

C$ 269

Deer LakeOttawa

YDF Deer Lake - YOW Ottawa

YDFYOW

Deer Lake

Wed 25/11

4:30 p.m.-12:50 a.m.

2 stops9h 50m

Ottawa

Wed 31/12

12:00 a.m.-1:30 a.m.

Nonstop0h 00m

C$ 272

Deer LakeToronto

YDF Deer Lake - YYZ Toronto Pearson Intl

YDFYYZ

Deer Lake

Sat 3/10

5:00 a.m.-6:34 a.m.

Nonstop3h 04m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-1:30 a.m.

Nonstop0h 00m

C$ 275

Flights are sorted by cheapest round-trip flights first.

Deals found on 21/9

Showing 1-10 of 44 resultsSorted by cheapest first
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Best time to book a flight from Deer Lake to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Deer Lake with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

Everything you need to know about your flight from Deer Lake to Ontario

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

Currently, August is the cheapest month in which you can book a flight from Deer Lake to Region of Ontario (average of C$ 520). Flying from Deer Lake to Region of Ontario in December is currently the most expensive (average of C$ 691). 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 YDF to ON?

One of the essential ways to save on airfare from Deer Lake to Region of Ontario is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 53% on airfare.

Weekly flight availability from Deer Lake to Region of Ontario

The most flights from YDF to CAON are scheduled on a Monday (4 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (2 on average).

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

Airfare is typical for this route at the moment.
Deer Lake to Region of Ontario flights typically cost between C$ 418 and C$ 596 in October.
The cheapest round-trip price found within the last 5 days was C$ 423 on Porter Airlines (18 Oct-21 Oct).

How far ahead should I book a flight from Deer Lake to Region of Ontario?

To ensure you get the cheapest price possible for a flight from Deer Lake to Region of Ontario, you should look to book at least 67 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Reviews of airlines servicing Ontario

Read through reviews of airlines operating flights from Deer Lake to Ontario, such as Porter Airlines and Air Canada. 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
462 reviews
Check prices

Entertainment

6.9

Comfort

8.0

Crew

8.6

Food

7.6

Boarding

8.2

Overall

8.0

Reviews

1 / 20
8.0
Excellent

D,Sep 2026

YHM - YVR

The flight including check-in, checked baggage, boarding, flight and timing were great. My checked bag was delayed two days which was concerning. They did deliver it to my door though which was great.
Porter Airlines
8.0
Very good
462 reviews
Porter Airlines
8.0
Very good
462 reviews
Check prices

Entertainment

6.9

Comfort

8.0

Crew

8.6

Food

7.6

Boarding

8.2

Overall

8.0

Reviews

1 / 20
8.0
Excellent

D,Sep 2026

YHM - YVR

The flight including check-in, checked baggage, boarding, flight and timing were great. My checked bag was delayed two days which was concerning. They did deliver it to my door though which was great.
Air Canada
7.1
Good
11,661 reviews
Porter Airlines
8.0
Very good
462 reviews
Check prices

Entertainment

6.9

Comfort

8.0

Crew

8.6

Food

7.6

Boarding

8.2

Overall

8.0

Reviews

1 / 20
8.0
Excellent

D,Sep 2026

YHM - YVR

The flight including check-in, checked baggage, boarding, flight and timing were great. My checked bag was delayed two days which was concerning. They did deliver it to my door though which was great.

Related info for your journey

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

    Most people fly from Deer Lake (YDF) if they book a flight from Deer Lake to Ontario. Deer Lake is conveniently located just 5.7 km from Deer Lake’s city centre.

  • How long is the flight from Deer Lake to Region of Ontario?

    Departing from Deer Lake to Region of Ontario will take you 6h 03m. There are 1801 km between Deer Lake and Region of Ontario. This flight may include one or multiple stops.

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

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

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

    No one likes to see their flight delayed. When booking a flight from Deer Lake to Region of Ontario consider choosing Porter Airlines (79%), Air Transat (79%) or British Airways (79%) as they are the most reliable in getting you off to your destination on time.

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

    The cheapest flight price from Deer Lake to Region of Ontario is C$ 213. On average you can expect to pay C$ 708. The most popular route, (Deer Lake - Toronto Pearson Intl), can usually be booked for C$ 467.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Deer Lake to Region of Ontario (average of C$ 520). Flying from Deer Lake to Region of Ontario in December is currently the most expensive (average of C$ 691). 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

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Deer Lake to Ontario

St. John's to Pearson Intl flights
St. John's to Halifax flights
St. John's to Hamilton flights
St. John's to Toronto Island flights
St. John's to Pierre Elliott Trudeau Intl flights
St. John's to Ottawa flights
Deer Lake to Pearson Intl flights
St. John's to Calgary flights
St. John's to Edmonton flights
St. John's to Deer Lake flights
St. John's to Vancouver Intl flights
Deer Lake to Vancouver Intl flights
Gander to Pearson Intl flights
Deer Lake to Calgary flights
Deer Lake to Edmonton flights
Deer Lake to Toronto Island flights
Deer Lake to Fort McMurray flights
Deer Lake to Halifax flights
Deer Lake to St. John's flights
St. John's to Moncton flights
St. John's to Québec City flights
St. John's to Fort McMurray flights
St. John's to Charlottetown flights
St. John's to Saskatoon flights
St. John's to Winnipeg flights
St. John's to Fredericton flights
Deer Lake to Ottawa flights
Happy Valley-Goose Bay to Deer Lake flights
Gander to Pierre Elliott Trudeau Intl flights
Gander to St. John's flights
Gander to Halifax flights
Happy Valley-Goose Bay to St. John's flights
St. John's to Grande Prairie flights
St. John's to Nanaimo flights
Gander to Toronto Island flights
Gander to Edmonton flights
Gander to Ottawa flights
St. John's to Regina flights
St. John's to St John flights
Wabush to Pierre Elliott Trudeau Intl flights
Deer Lake to Charlottetown flights
Happy Valley-Goose Bay to Calgary flights

Top 2 airlines flying from Deer Lake to Ontario

AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapestC$ 278AverageC$ 495FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air CanadaCheapestC$ 318AverageC$ 553FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

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

Deals for Deer Lake to Ontario flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

Cheapflights simply makes it quick and affordable to book flights from Deer Lake to Ontario 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 Deer Lake to Ontario with no change fees?

Yes, we can. To see specific flights from Deer Lake to Ontario with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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