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Cheap flights from Deer Lake to Ontario from C$ 176

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 27/10. Fares are subject to change and may not be available on all flights or dates of travel.
YDF — YYZ
11 Oct — 18 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Deer Lake to Ontario

Keep the following information in mind while searching for Deer Lake to Ontario flight deals. Data was last updated 11 September 2025.

Round-trip from

C$ 371

One-way from

C$ 176

Popular in

April

Cheapest in

September

Average price

C$ 474

Good round-trip deal

C$ 430 or less

Good one-way deal

C$ 273 or less
Air Canada
  • Air Canada
  • 2/10-7/10
  • Nonstop
  • 5h 43m total
  • Deer Lake to Ontario
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Porter Airlines
  • Porter Airlines
  • 27/10
  • 1 total stop
  • 6h 54m total
  • Deer Lake to Ontario
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (C$ 32 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease (C$ 17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
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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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Find flight deals from Deer Lake to Ontario

Cheapest flights from Deer Lake to Ontario
Explore the most affordable flight options available from Deer Lake to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 September 2025.

Wed 1/105:25 a.m.YDF - YYZ
Nonstop3h 10mAir Canada
Fri 10/109:45 p.m.YYZ - YDF
Nonstop2h 42mAir Canada
Deal found 9/9C$ 370
Thu 2/102:35 p.m.YDF - YYZ
Nonstop3h 01mAir Canada
Tue 7/109:45 p.m.YYZ - YDF
Nonstop2h 42mAir Canada
Deal found 10/9C$ 371
Sat 25/105:25 a.m.YDF - YYZ
Nonstop3h 10mAir Canada
Sat 1/117:10 a.m.YYZ - YDF
2 stops9h 29mAir Canada
Deal found 10/9C$ 377
Thu 2/103:00 p.m.YDF - YTZ
2 stops8h 50mPorter Airlines
Tue 7/108:15 a.m.YTZ - YDF
1 stop4h 34mPorter Airlines
Deal found 10/9C$ 378
Sat 1/115:45 p.m.YDF - YYZ
Nonstop3h 07mAir Canada
Mon 8/125:00 p.m.YYZ - YDF
1 stop4h 22mAir Canada
Deal found 8/9C$ 381
Mon 27/104:30 p.m.YDF - YYZ
1 stop5h 10mPorter Airlines
Mon 3/119:00 a.m.YYZ - YDF
1 stop5h 15mPorter Airlines
Deal found 10/9C$ 384
Fri 3/103:00 p.m.YDF - YYZ
1 stop6h 41mPorter Airlines
Sat 11/108:30 a.m.YYZ - YDF
1 stop4h 19mPorter Airlines
Deal found 11/9C$ 388
Thu 23/103:00 p.m.YDF - YTZ
2 stops7h 20mPorter Airlines
Fri 31/109:15 a.m.YTZ - YDF
1 stop5h 00mPorter Airlines
Deal found 11/9C$ 394
Sat 25/103:00 p.m.YDF - YOW
1 stop4h 15mPorter Airlines
Mon 3/116:50 a.m.YOW - YDF
2 stops7h 25mPorter Airlines
Deal found 9/9C$ 402
Fri 3/105:25 a.m.YDF - YYZ
Nonstop3h 10mAir Canada
Sat 11/109:45 p.m.YYZ - YDF
Nonstop2h 42mAir Canada
Deal found 11/9C$ 403
Sat 25/108:05 a.m.YDF - YTZ
2 stops10h 10mAir Canada
Sat 1/113:30 p.m.YTZ - YDF
1 stop5h 52mAir Canada
Deal found 10/9C$ 414
Sun 5/103:00 p.m.YDF - YTZ
1 stop5h 29mPorter Airlines
Sun 26/109:15 a.m.YTZ - YDF
1 stop5h 00mPorter Airlines
Deal found 10/9C$ 452

Cheapflights Fare Finder

 
Customize your flight search to find flights from Deer Lake to Ontario 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 11 September 2025.
Use the filters below to find and compare flights from Deer Lake to Ontario that are best for you.

Fly from

Deer Lake

Fly to

Ontario

Route

Depart

Return

Price

Deer LakeToronto

YDF - YYZ

YDFYYZ

Deer Lake

Fri 3/10

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

Nonstop3h 10m

Toronto Pearson Intl

Sat 11/10

9:45 p.m.-1:57 a.m.

Nonstop2h 42m

C$ 371

Deer LakeToronto

YDF - YYZ

YDFYYZ

Deer Lake

Sat 25/10

2:35 p.m.-4:06 p.m.

Nonstop3h 01m

Toronto Pearson Intl

Sat 1/11

12:45 p.m.-5:03 p.m.

Nonstop2h 48m

C$ 377

Deer LakeToronto

YDF - YTZ

YDFYTZ

Deer Lake

Thu 2/10

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

2 stops8h 50m

Toronto Island

Tue 7/10

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

1 stop4h 34m

C$ 378

Deer LakeToronto

YDF - YYZ

YDFYYZ

Deer Lake

Thu 23/10

2:35 p.m.-4:06 p.m.

Nonstop3h 01m

Toronto Pearson Intl

Fri 31/10

12:45 p.m.-5:03 p.m.

Nonstop2h 48m

C$ 384

Deer LakeToronto

YDF - YYZ

YDFYYZ

Deer Lake

Fri 3/10

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

1 stop6h 41m

Toronto Pearson Intl

Sat 11/10

8:30 a.m.-2:19 p.m.

1 stop4h 19m

C$ 388

Deer LakeToronto

YDF - YYZ

YDFYYZ

Deer Lake

Thu 2/10

2:35 p.m.-4:06 p.m.

Nonstop3h 01m

Toronto Pearson Intl

Tue 7/10

4:30 p.m.-11:55 p.m.

1 stop5h 55m

C$ 391

Deer LakeToronto

YDF - YTZ

YDFYTZ

Deer Lake

Thu 23/10

3:00 p.m.-8:50 p.m.

2 stops7h 20m

Toronto Island

Fri 31/10

9:15 a.m.-3:45 p.m.

1 stop5h 00m

C$ 394

Deer LakeToronto

YDF - YYZ

YDFYYZ

Deer Lake

Fri 14/11

5:45 p.m.-7:22 p.m.

Nonstop3h 07m

Toronto Pearson Intl

Sat 22/11

12:45 p.m.-5:03 p.m.

Nonstop2h 48m

C$ 394

Deer LakeOttawa

YDF - YOW

YDFYOW

Deer Lake

Sat 25/10

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

1 stop4h 15m

Ottawa

Mon 3/11

6:50 a.m.-3:45 p.m.

2 stops7h 25m

C$ 402

Deer LakeToronto

YDF - YTZ

YDFYTZ

Deer Lake

Sat 25/10

8:05 a.m.-4:45 p.m.

2 stops10h 10m

Toronto Island

Sat 1/11

3:30 p.m.-10:52 p.m.

1 stop5h 52m

C$ 414

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Showing 1-10 of 34 results
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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
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 Deer Lake to Ontario

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

Currently, January is the cheapest month in which you can book a flight from Deer Lake to Region of Ontario (average of C$ 168). Flying from Deer Lake to Region of Ontario in July is currently the most expensive (average of C$ 258). 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?

Find hourly flight availability from Deer Lake to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 11 September 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Deer Lake to Region of Ontario as you normally would.

Weekly flight availability from Deer Lake to Region of Ontario

Explore weekly flight availability from Deer Lake to Ontario. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 11 September 2025.

The most flights from YDF to CAON are scheduled on a Thursday (6 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (1 on average).

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated 11 September 2025.
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
7.9
Good
363 reviews
Check prices

Boarding

8.1

Entertainment

7.0

Comfort

7.9

Food

7.6

Crew

8.6

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Porter Airlines
7.9
Good
363 reviews
Porter Airlines
7.9
Good
363 reviews
Check prices

Boarding

8.1

Entertainment

7.0

Comfort

7.9

Food

7.6

Crew

8.6

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Air Canada
7.1
Good
10,000 reviews
Porter Airlines
7.9
Good
363 reviews
Check prices

Boarding

8.1

Entertainment

7.0

Comfort

7.9

Food

7.6

Crew

8.6

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.

Related info for your journey

Find useful and relevant information for your journey from Deer Lake to Ontario. 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 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 3h 10m. 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 Air Canada (70%), United Airlines (70%) or Air Canada Rouge (68%) 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$ 196. On average you can expect to pay C$ 437. The most popular route, (Deer Lake - Toronto Pearson Intl), can usually be booked for C$ 326.

  • 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, January is the cheapest month in which you can book a flight from Deer Lake to Region of Ontario (average of C$ 168). Flying from Deer Lake to Region of Ontario in July is currently the most expensive (average of C$ 258). 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

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Alternative routes for Deer Lake to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
St. John's to Pearson Intl flights
St. John's to Halifax flights
St. John's to Toronto Island flights
St. John's to Hamilton flights
St. John's to Pierre Elliott Trudeau Intl flights
St. John's to Vancouver Intl flights
Deer Lake to Pearson Intl flights
St. John's to Ottawa flights
St. John's to Calgary flights
Gander to Pearson Intl flights
Deer Lake to Toronto Island flights
St. John's to Edmonton flights
St. John's to Moncton flights
Deer Lake to Halifax flights
St. John's to Winnipeg flights
St. John's to Deer Lake flights
Gander to Ottawa flights
Deer Lake to Edmonton flights
St. John's to Fredericton flights
Gander to St. John's flights
Deer Lake to St. John's flights
St. John's to Regina flights
Gander to Halifax flights
Deer Lake to Calgary flights
St. John's to Fort McMurray flights
Happy Valley-Goose Bay to St. John's flights
Gander to Pierre Elliott Trudeau Intl flights
Happy Valley-Goose Bay to Deer Lake flights
St. John's to St John flights
St. John's to Saskatoon flights
St. John's to Grande Prairie flights
Deer Lake to Vancouver Intl flights
St. John's to Charlottetown flights
St. John's to Québec City flights
Gander to Edmonton flights
Gander to Toronto Island flights
Happy Valley-Goose Bay to Calgary flights
Deer Lake to Charlottetown flights
Deer Lake to Ottawa flights
St. John's to Nanaimo flights
Deer Lake to Fort McMurray flights
Wabush to Pierre Elliott Trudeau Intl flights

Top 2 airlines flying from Deer Lake to Ontario

Discover the top 2 airlines that operate flights from Deer Lake to Ontario. 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 11 September 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 327AverageC$ 657FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Porter AirlinesCheapestC$ 328AverageC$ 523FlexibilityNo cancel feeOn-time52%
Search Porter Airlines 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 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.

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

Not ready to book yet? You can track prices for flights from Deer Lake to Ontario on Cheapflights with our Price Alert feature and get notified when better prices are available.

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