HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Ontario

$401+ Cheap flights from Duluth (DLH) to Ontario

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 1/29. Fares are subject to change and may not be available on all flights or dates of travel.
DLH — YYZ
Jan 26 — Feb 21
Sun 1/26
Sun 2/2
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Duluth to Ontario with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Duluth to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Duluth (DLH) to Ontario (CAON). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 21, 2025.

Round-trip from

$567
(Delta)

One-way from

$401
(Delta)
From Duluth Intl to Ontario
Search Deals
One-way flight from Duluth Intl to Ontario
Search Deals

Find flight deals from Duluth to Ontario

Cheapest flights from Duluth to Ontario
Explore the most affordable flight options available from Duluth to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2025.

This Delta deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/72:33 pmDLH - YYZ
1 stop7h 34mDelta
Fri 3/146:30 amYYZ - DLH
1 stop4h 47mDelta
Deal found 1/21$567
This United Airlines deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/611:25 amDLH - YYZ
1 stop10h 46mUnited Airlines
Thu 3/1312:20 pmYYZ - DLH
1 stop23h 30mUnited Airlines
Deal found 1/20$718

Find flights from Duluth to Ontario within your budget

Customize your flight search to find flights from Duluth 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 2,558,603 searches. Data last updated January 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

DuluthToronto

DLH - YYZ

DLHYYZ

Duluth Intl

Fri 3/7

2:33 pm-11:07 pm

1 stop7h 34m

Toronto Pearson Intl

Fri 3/14

6:30 am-10:17 am

1 stop4h 47m

$567

DuluthToronto

DLH - YYZ

DLHYYZ

Duluth Intl

Thu 3/6

11:25 am-11:11 pm

1 stop10h 46m

Toronto Pearson Intl

Thu 3/13

12:20 pm-10:50 am

1 stop23h 30m

$718

DuluthToronto

DLH - YYZ

DLHYYZ

Duluth Intl

Wed 1/29

7:45 am-11:59 pm

1 stop15h 14m

$401

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Best time to book a flight from Duluth to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Duluth 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.

Travel insights for flights from Duluth to Ontario

Get recent, data-driven insights about flights from Duluth to Ontario including ideal travel times, pricing trends, and more.

Rainfall in Ontario by month

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

In terms of precipitation, rainfall in Region of Ontario ranges from 2.0 - 3.3 inches per month. June is typically the wettest month, when rainfall can reach 3.3 in. February is typically the driest time to visit Region of Ontario when rainfall is around 2.0 in.

Temperature in Ontario by month

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

If weather is an important factor for your trip to Region of Ontario, 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 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 21.2 F).

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 January 21, 2025.
Delta
8.0
Very good
8,521 reviews

Food

7.3

Comfort

8.0

Crew

8.6

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,521 reviews
Delta
8.0
Very good
8,521 reviews

Food

7.3

Comfort

8.0

Crew

8.6

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines
7.4
Good
8,984 reviews
Delta
8.0
Very good
8,521 reviews

Food

7.3

Comfort

8.0

Crew

8.6

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Duluth 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 Duluth to Ontario?

    For a flight from Duluth to Ontario, you will be flying from Duluth Intl. Duluth Intl (DLH) is just 5.8 mi from the center of the city.

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

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

  • How can I find direct flights from Duluth to Ontario?

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Duluth to Region of Ontario (average of $243). Flying from Duluth to Region of Ontario in July is currently the most expensive (average of $359). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Duluth to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
Minneapolis to Vancouver Intl flights
Minneapolis to Calgary flights
Minneapolis to Pierre Elliott Trudeau Intl flights
Minneapolis to Pearson Intl flights
Minneapolis to Abbotsford flights
Minneapolis to Winnipeg flights
Minneapolis to Toronto Island flights
Minneapolis to Edmonton flights
Minneapolis to Kelowna flights
Minneapolis to Victoria flights
Minneapolis to Québec City flights
Minneapolis to Halifax flights
Minneapolis to Charlottetown flights
Minneapolis to Ottawa flights
Sioux Falls to Pearson Intl flights
Minneapolis to St. John's flights
Minneapolis to Hamilton flights
Minneapolis to Saskatoon flights
Fargo to Calgary flights
Sioux Falls to Vancouver Intl flights
Fargo to Pierre Elliott Trudeau Intl flights
Minneapolis to Thunder Bay flights
Minneapolis to Moncton flights
Minneapolis to London flights
Rochester to Pearson Intl flights
Duluth to Pearson Intl flights
Sioux Falls to Calgary flights
Fargo to Québec City flights
Duluth to Winnipeg flights
Minneapolis to St John flights
Minneapolis to Kamloops flights
Minneapolis to Penticton flights
Bemidji to Pearson Intl flights
Minneapolis to Sydney flights
Sioux Falls to Québec City flights
Fargo to Winnipeg flights
La Crosse to Pierre Elliott Trudeau Intl flights
Sioux Falls to London flights
Thief River Falls to Pearson Intl flights
Rochester to Vancouver Intl flights
Rochester to Halifax flights
Rochester to Pierre Elliott Trudeau Intl flights
Minneapolis to Prince George flights
Minneapolis to Deer Lake flights
Minneapolis to Campbell River flights
La Crosse to Calgary flights
La Crosse to Halifax flights
International Falls to Winnipeg flights
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.