Find flights
When to book
FAQs

Cheap flights from Duluth to Ontario from C$ 594

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 13/9. Fares are subject to change and may not be available on all flights or dates of travel.
DLH — YYZ
31 Aug — 7 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Duluth to Ontario

Enter your travel dates to find the best prices.

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 1 August 2026.

Mon 24/86:23 p.m.
DLH
-
YYZ
1 stop23h 07m
United Airlines
Mon 31/82:45 p.m.
YYZ
-
DLH
1 stop9h 37m
United Airlines
Deal found 31/7C$ 896
Mon 2/113:06 p.m.
DLH
-
YYZ
1 stop19h 22m
United Airlines
Mon 9/114:20 p.m.
YYZ
-
DLH
2 stops19h 21m
United Airlines
Deal found 31/7C$ 910
Wed 9/96:24 p.m.
DLH
-
YYZ
1 stop16h 25m
United Airlines
Mon 14/99:00 p.m.
YYZ
-
DLH
1 stop18h 29m
United Airlines
Deal found 30/7C$ 974
Fri 11/96:24 p.m.
DLH
-
YYZ
1 stop17h 16m
United Airlines
Fri 18/99:00 p.m.
YYZ
-
DLH
1 stop14h 42m
United Airlines
Deal found 28/7C$ 987
Wed 9/96:24 p.m.
DLH
-
YYZ
1 stop21h 37m
Multiple Airlines
Mon 14/98:15 p.m.
YYZ
-
DLH
2 stops19h 14m
Multiple Airlines
Deal found 30/7C$ 1,026
Sat 22/86:23 p.m.
DLH
-
YYZ
1 stop16h 26m
United Airlines
Mon 24/89:00 p.m.
YYZ
-
DLH
1 stop14h 42m
United Airlines
Deal found 28/7C$ 1,065
Wed 9/96:24 p.m.
DLH
-
YYZ
1 stop17h 16m
United Airlines
Wed 16/94:00 p.m.
YYZ
-
DLH
1 stop8h 10m
United Airlines
Deal found 26/7C$ 1,072
Sat 22/87:45 a.m.
DLH
-
YYZ
2 stops21h 33m
United Airlines
Tue 25/82:00 p.m.
YYZ
-
DLH
1 stop10h 22m
United Airlines
Deal found 28/7C$ 1,140
Sun 13/97:45 a.m.
DLH
-
YUL
1 stop8h 45m
United Airlines
Sun 20/98:40 a.m.
YUL
-
DLH
1 stop15h 30m
United Airlines
Deal found 30/7C$ 1,207
Sun 13/95:15 a.m.
DLH
-
YUL
2 stops24h 50m
WestJet
Sun 20/98:00 p.m.
YUL
-
DLH
2 stops24h 25m
WestJet
Deal found 30/7C$ 1,328

Find flight deals from Duluth to Ontario

Keep the following information in mind while searching for Duluth to Ontario flight deals. Data was last updated 1 August 2026.

Round-trip from

C$ 896

One-way from

C$ 594
United Airlines
  • United Airlines
  • 24/8-31/8
  • 2 total stops
  • 32h 44m total
  • Duluth to Ontario
Search Deals
Delta
  • Delta
  • 13/9
  • 1 total stop
  • 6h 02m total
  • Duluth to Ontario
Search Deals

Cheapflights Fare Finder

 
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 629,999 searches. Data last updated 1 August 2026.
Use the filters below to find and compare flights from Duluth to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DuluthToronto

DLH - YYZ

DLHYYZ

Duluth Intl

Mon 2/11

3:06 p.m.-11:28 a.m.

1 stop19h 22m

Toronto Pearson Intl

Mon 9/11

4:20 p.m.-10:41 a.m.

2 stops19h 21m

C$ 910

DuluthMontreal

DLH - YUL

DLHYUL

Duluth Intl

Sat 9/1

3:14 p.m.-4:45 p.m.

2 stops24h 31m

Montreal Pierre Elliott Trudeau Intl

Wed 13/1

8:30 a.m.-11:04 p.m.

2 stops15h 34m

C$ 1,056

DuluthToronto

DLH - YYZ

DLHYYZ

Duluth Intl

Sat 22/8

6:23 p.m.-11:49 a.m.

1 stop16h 26m

Toronto Pearson Intl

Mon 24/8

9:00 p.m.-10:42 a.m.

1 stop14h 42m

C$ 1,065

DuluthToronto

DLH - YYZ

DLHYYZ

Duluth Intl

Wed 9/9

6:24 p.m.-12:40 p.m.

1 stop17h 16m

Toronto Pearson Intl

Wed 16/9

4:00 p.m.-11:10 p.m.

1 stop8h 10m

C$ 1,072

DuluthToronto

DLH - YYZ

DLHYYZ

Duluth Intl

Sun 10/1

11:18 a.m.-7:34 p.m.

1 stop7h 16m

Toronto Pearson Intl

Wed 13/1

3:00 p.m.-11:04 p.m.

1 stop9h 04m

C$ 1,238

DuluthToronto

DLH - YYZ

DLHYYZ

Duluth Intl

Wed 9/9

11:43 a.m.-11:59 p.m.

2 stops11h 16m

Toronto Pearson Intl

Wed 16/9

12:25 p.m.-7:25 p.m.

1 stop8h 00m

C$ 1,252
Quickest round-trip

DuluthMontreal

DLH - YUL

DLHYUL

Duluth Intl

Sun 13/9

7:45 a.m.-4:22 p.m.

2 stops7h 37m

Montreal Pierre Elliott Trudeau Intl

Sun 20/9

9:45 a.m.-2:29 p.m.

1 stop5h 44m

C$ 1,256

DuluthMontreal

DLH - YUL

DLHYUL

Duluth Intl

Sun 13/9

5:15 a.m.-7:05 a.m.

2 stops24h 50m

Montreal Pierre Elliott Trudeau Intl

Sun 20/9

8:00 p.m.-7:25 p.m.

2 stops24h 25m

C$ 1,328
Cheapest one-way
Quickest one-way

DuluthToronto

DLH - YYZ

DLHYYZ

Duluth Intl

Sun 13/9

4:11 p.m.-11:13 p.m.

1 stop6h 02m

C$ 594

DuluthToronto

DLH - YYZ

DLHYYZ

Duluth Intl

Mon 17/8

3:11 p.m.-11:21 a.m.

2 stops19h 10m

C$ 702

Flights are sorted by cheapest round-trip flights first.

Deals found on 30/7

Sorted by cheapest first

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.

Cheapflights Insights

Everything you need to know about your flight from Duluth to Ontario

No data available for this route at this time. Please check back soon.

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?

    If you book a flight to Ontario from Duluth, you will be flying from Duluth Intl, which is the city’s only airport. Duluth Intl (DLH) is located 9.3 km from the centre of Duluth.

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

    A quick flight from Duluth to Region of Ontario can take about 19h 22m. United Airlines provides one of the quickest options available for as low as C$ 910. Airlines will cover a distance of 1043 km.

  • 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.

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.

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 Duluth to Ontario?

When you search for this flight from Duluth to Ontario, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

Cheapflights helps you find that perfect flight to Ontario from Duluth by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Duluth to Ontario with no change fees?

Yes, we can. To see specific flights from Duluth 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 Duluth to Ontario become cheaper?

Yes, Cheapflights offers price alerts on Duluth to Ontario flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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.