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Cheap flights from Deer Lake to Ontario from C$ 135

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 15/6. Fares are subject to change and may not be available on all flights or dates of travel.
YDF — YYZ
4 Jun — 11 Jun1
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
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 5 May 2026.

Fri 12/66:30 a.m.
YDF
-
YOW
Nonstop2h 35m
Porter Airlines
Sun 14/68:50 p.m.
YOW
-
YDF
Nonstop2h 20m
Porter Airlines
Deal found 2/5C$ 273
Mon 15/66:30 a.m.
YDF
-
YOW
Nonstop2h 35m
Porter Airlines
Mon 22/68:50 p.m.
YOW
-
YDF
Nonstop2h 20m
Porter Airlines
Deal found 1/5C$ 275
Mon 15/66:30 a.m.
YDF
-
YOW
Nonstop2h 35m
Porter Airlines
Thu 25/68:50 p.m.
YOW
-
YDF
Nonstop2h 20m
Porter Airlines
Deal found 3/5C$ 276
Sat 13/66:30 a.m.
YDF
-
YOW
Nonstop2h 35m
Porter Airlines
Thu 25/68:50 p.m.
YOW
-
YDF
Nonstop2h 20m
Porter Airlines
Deal found 1/5C$ 278
Fri 12/66:30 a.m.
YDF
-
YOW
Nonstop2h 35m
Porter Airlines
Thu 25/68:50 p.m.
YOW
-
YDF
Nonstop2h 20m
Porter Airlines
Deal found 2/5C$ 279
Thu 11/69:00 a.m.
YDF
-
YOW
Nonstop2h 35m
Porter Airlines
Mon 15/68:50 p.m.
YOW
-
YDF
Nonstop2h 20m
Porter Airlines
Deal found 5/5C$ 337
Mon 15/66:30 a.m.
YDF
-
YOW
Nonstop2h 35m
Multiple Airlines
Mon 22/66:00 p.m.
YOW
-
YDF
1 stop6h 27m
Multiple Airlines
Deal found 1/5C$ 356
Sat 13/65:00 a.m.
YDF
-
YOW
1 stop5h 45m
Air Canada
Thu 25/68:50 a.m.
YOW
-
YDF
1 stop8h 01m
Air Canada
Deal found 1/5C$ 359
Mon 15/66:30 a.m.
YDF
-
YTZ
1 stop7h 03m
Porter Airlines
Sun 21/67:05 p.m.
YTZ
-
YDF
1 stop4h 05m
Porter Airlines
Deal found 30/4C$ 362
Fri 12/65:00 a.m.
YDF
-
YOW
1 stop5h 45m
Air Canada
Sun 14/66:00 a.m.
YOW
-
YDF
2 stops10h 50m
Air Canada
Deal found 2/5C$ 365
Sat 13/66:30 a.m.
YDF
-
YYZ
1 stop4h 49m
Porter Airlines
Fri 19/67:05 p.m.
YYZ
-
YDF
1 stop4h 05m
Porter Airlines
Deal found 30/4C$ 370
Mon 15/66:30 a.m.
YDF
-
YYZ
1 stop4h 49m
Porter Airlines
Sun 21/67:05 p.m.
YYZ
-
YDF
1 stop4h 05m
Porter Airlines
Deal found 1/5C$ 371

Find 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 5 May 2026.

Round-trip from

C$ 273

One-way from

C$ 135

Popular in

December

Cheapest in

October

Average price

C$ 476

Good round-trip deal

C$ 490 or less

Good one-way deal

C$ 241 or less
Porter Airlines
  • Porter Airlines
  • 12/6-14/6
  • Nonstop
  • 4h 55m total
  • Deer Lake to Ontario
Search Deals
Porter Airlines
  • Porter Airlines
  • 15/6
  • Nonstop
  • 2h 35m total
  • Deer Lake to Ontario
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (C$ 97 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals
Price to beat on a round-trip flight from Deer Lake to Ontario.
Search Deals
Price to beat on a one-way flight from Deer Lake to Ontario.
Search Deals

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 5 May 2026.
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
Quickest round-trip

Deer LakeOttawa

YDF - YOW

YDFYOW

Deer Lake

Fri 12/6

6:30 a.m.-7:35 a.m.

Nonstop2h 35m

Ottawa

Thu 25/6

8:50 p.m.-12:40 a.m.

Nonstop2h 20m

C$ 279

Deer LakeOttawa

YDF - YOW

YDFYOW

Deer Lake

Sat 13/6

5:00 a.m.-9:15 a.m.

1 stop5h 45m

Ottawa

Thu 25/6

8:50 a.m.-6:21 p.m.

1 stop8h 01m

C$ 359

Deer LakeOttawa

YDF - YOW

YDFYOW

Deer Lake

Mon 15/6

5:00 a.m.-11:05 a.m.

1 stop7h 35m

Ottawa

Mon 22/6

6:00 p.m.-1:57 a.m.

1 stop6h 27m

C$ 378

Deer LakeOttawa

YDF - YOW

YDFYOW

Deer Lake

Sat 13/6

6:55 p.m.-12:25 a.m.

1 stop7h 00m

Ottawa

Thu 25/6

8:50 p.m.-12:40 a.m.

Nonstop2h 20m

C$ 380

Deer LakeOttawa

YDF - YOW

YDFYOW

Deer Lake

Mon 8/6

5:00 a.m.-9:15 a.m.

1 stop5h 45m

Ottawa

Fri 12/6

12:00 p.m.-1:59 a.m.

1 stop12h 29m

C$ 381

Deer LakeOttawa

YDF - YOW

YDFYOW

Deer Lake

Sun 31/5

5:00 a.m.-11:05 a.m.

1 stop7h 35m

Ottawa

Sun 7/6

12:00 p.m.-1:59 a.m.

1 stop12h 29m

C$ 388

Deer LakeOttawa

YDF - YOW

YDFYOW

Deer Lake

Mon 1/6

5:20 p.m.-10:11 p.m.

1 stop6h 21m

Ottawa

Mon 8/6

6:00 p.m.-1:59 a.m.

1 stop6h 29m

C$ 399

Deer LakeOttawa

YDF - YOW

YDFYOW

Deer Lake

Wed 3/6

7:00 p.m.-11:05 a.m.

2 stops17h 35m

Ottawa

Sun 14/6

6:00 a.m.-6:20 p.m.

2 stops10h 50m

C$ 404

Deer LakeToronto

YDF - YYZ

YDFYYZ

Deer Lake

Thu 21/5

5:00 a.m.-6:44 a.m.

Nonstop3h 14m

Toronto Pearson Intl

Tue 26/5

10:00 a.m.-6:30 p.m.

2 stops7h 00m

C$ 412

Deer LakeToronto

YDF - YYZ

YDFYYZ

Deer Lake

Sun 31/5

5:00 a.m.-6:44 a.m.

Nonstop3h 14m

Toronto Pearson Intl

Tue 9/6

9:45 p.m.-1:59 a.m.

Nonstop2h 44m

C$ 418

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/5

Showing 1-10 of 45 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
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

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 57 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.

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

Currently, June is the cheapest month in which you can book a flight from Deer Lake to Region of Ontario (average of C$ 181). Flying from Deer Lake to Region of Ontario in December is currently the most expensive (average of C$ 376). 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 5 May 2026.

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 40% on airfare.

What is the cheapest day to fly from Deer Lake to Region of Ontario?

Use this chart to determine the cheapest time to fly round-trip from Deer Lake to Ontario. Price data was last updated on 31 August 2025.

Travelers seeking maximum savings on their Deer Lake to Region of Ontario flight should consider departing on Thursday afternoons when fares are most often at their lowest. Wednesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

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

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 5 May 2026.
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
436 reviews
Check prices

Entertainment

7.0

Overall

8.0

Food

7.6

Boarding

8.2

Crew

8.6

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
Porter Airlines
8.0
Very good
436 reviews
Porter Airlines
8.0
Very good
436 reviews
Check prices

Entertainment

7.0

Overall

8.0

Food

7.6

Boarding

8.2

Crew

8.6

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
Air Canada
7.1
Good
10,999 reviews
Porter Airlines
8.0
Very good
436 reviews
Check prices

Entertainment

7.0

Overall

8.0

Food

7.6

Boarding

8.2

Crew

8.6

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.

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 2h 35m. There are 1440 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 United Airlines (77%), Air Canada (53%) or Jazz (43%) 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$ 206. On average you can expect to pay C$ 532. The most popular route, (Deer Lake - Toronto Pearson Intl), can usually be booked for C$ 378.

  • 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, June is the cheapest month in which you can book a flight from Deer Lake to Region of Ontario (average of C$ 181). Flying from Deer Lake to Region of Ontario in December is currently the most expensive (average of C$ 376). 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 Hamilton flights
St. John's to Toronto Island flights
Deer Lake to Vancouver Intl flights
St. John's to Halifax flights
St. John's to Ottawa flights
St. John's to Pierre Elliott Trudeau Intl flights
St. John's to Vancouver Intl flights
St. John's to Calgary flights
Deer Lake to Pearson Intl flights
St. John's to Edmonton flights
Deer Lake to St. John's flights
Deer Lake to Toronto Island flights
St. John's to Fort McMurray flights
Deer Lake to Calgary flights
Deer Lake to Edmonton flights
St. John's to Fredericton flights
Deer Lake to Halifax flights
St. John's to Deer Lake flights
St. John's to Moncton flights
Gander to Edmonton flights
Gander to Halifax flights
St. John's to Charlottetown flights
Deer Lake to Ottawa flights
Gander to Pearson Intl flights
St. John's to Québec City flights
St. John's to Nanaimo flights
St. John's to Saskatoon flights
St. John's to Winnipeg flights
Gander to Pierre Elliott Trudeau Intl flights
Deer Lake to Charlottetown flights
Deer Lake to Fort McMurray flights
St. John's to Grande Prairie flights
St. John's to Regina flights
Gander to St. John's flights
St. John's to St John flights
Gander to Ottawa flights
Gander to Toronto Island flights
Wabush to Pierre Elliott Trudeau Intl flights
Happy Valley-Goose Bay to St. John's flights
Happy Valley-Goose Bay to Calgary flights
Happy Valley-Goose Bay to Deer Lake 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 5 May 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 261AverageC$ 523FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Porter AirlinesCheapestC$ 292AverageC$ 494FlexibilityNo 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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