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Cheap flights from Duluth to Ontario from C$ 380

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 27/4. Fares are subject to change and may not be available on all flights or dates of travel.
DLH — YYZ
15 Apr — 22 Apr1
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 16 March 2026.

Sat 11/45:00 a.m.
DLH
-
YUL
1 stop10h 05m
United Airlines
Wed 15/46:30 p.m.
YUL
-
DLH
1 stop17h 09m
United Airlines
Deal found 11/3C$ 772
Wed 29/45:00 a.m.
DLH
-
YYZ
2 stops12h 09m
Delta
Sat 2/510:00 a.m.
YYZ
-
DLH
2 stops13h 46m
Delta
Deal found 13/3C$ 816
Thu 25/65:00 a.m.
DLH
-
YUL
1 stop11h 30m
United Airlines
Sat 4/79:45 a.m.
YUL
-
DLH
1 stop14h 53m
United Airlines
Deal found 13/3C$ 840
Fri 1/54:29 p.m.
DLH
-
YYZ
1 stop5h 41m
WestJet
Mon 4/57:22 p.m.
YYZ
-
DLH
1 stop4h 24m
WestJet
Deal found 15/3C$ 870
Mon 6/48:04 a.m.
DLH
-
YYZ
1 stop14h 02m
WestJet
Sat 11/46:30 a.m.
YYZ
-
DLH
1 stop10h 22m
WestJet
Deal found 13/3C$ 871
Wed 15/46:57 p.m.
DLH
-
YYZ
1 stop15h 52m
United Airlines
Sat 18/48:15 a.m.
YYZ
-
DLH
1 stop10h 52m
United Airlines
Deal found 11/3C$ 874
Tue 28/45:00 a.m.
DLH
-
YYZ
1 stop5h 31m
WestJet
Mon 4/57:22 p.m.
YYZ
-
DLH
1 stop4h 24m
WestJet
Deal found 13/3C$ 878
Wed 22/47:25 a.m.
DLH
-
YYZ
1 stop11h 12m
United Airlines
Mon 27/42:45 p.m.
YYZ
-
DLH
1 stop10h 44m
United Airlines
Deal found 15/3C$ 884
Wed 29/45:00 a.m.
DLH
-
YYZ
2 stops15h 15m
Delta
Tue 5/510:00 a.m.
YYZ
-
DLH
2 stops13h 46m
Delta
Deal found 13/3C$ 885
Sat 25/46:57 p.m.
DLH
-
YYZ
2 stops14h 07m
United Airlines
Tue 28/47:43 p.m.
YYZ
-
DLH
2 stops15h 56m
United Airlines
Deal found 15/3C$ 904
Sat 18/412:47 p.m.
DLH
-
YYZ
1 stop21h 44m
WestJet
Tue 21/46:30 a.m.
YYZ
-
DLH
1 stop6h 37m
WestJet
Deal found 13/3C$ 907
Tue 7/45:00 a.m.
DLH
-
YYZ
2 stops11h 49m
Delta
Tue 14/410:00 a.m.
YYZ
-
DLH
2 stops13h 46m
Delta
Deal found 13/3C$ 911

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 16 March 2026.

Round-trip from

C$ 772

One-way from

C$ 380
United Airlines
  • United Airlines
  • 11/4-15/4
  • 2 total stops
  • 27h 14m total
  • Duluth to Ontario
Search Deals
United Airlines
  • United Airlines
  • 27/4
  • 1 total stop
  • 4h 36m 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 16 March 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

DuluthMontreal

DLH - YUL

DLHYUL

Duluth Intl

Sat 11/4

5:00 a.m.-4:05 p.m.

1 stop10h 05m

Montreal Pierre Elliott Trudeau Intl

Wed 15/4

6:30 p.m.-10:39 a.m.

1 stop17h 09m

C$ 772

DuluthMontreal

DLH - YUL

DLHYUL

Duluth Intl

Thu 25/6

5:00 a.m.-5:30 p.m.

1 stop11h 30m

Montreal Pierre Elliott Trudeau Intl

Sat 4/7

9:45 a.m.-11:38 p.m.

1 stop14h 53m

C$ 840

DuluthToronto

DLH - YYZ

DLHYYZ

Duluth Intl

Wed 15/4

6:57 p.m.-11:49 a.m.

1 stop15h 52m

Toronto Pearson Intl

Sat 18/4

8:15 a.m.-6:07 p.m.

1 stop10h 52m

C$ 874

DuluthToronto

DLH - YYZ

DLHYYZ

Duluth Intl

Tue 7/4

5:00 a.m.-5:49 p.m.

2 stops11h 49m

Toronto Pearson Intl

Sat 11/4

12:14 p.m.-10:47 p.m.

2 stops11h 33m

C$ 884

DuluthToronto

DLH - YYZ

DLHYYZ

Duluth Intl

Fri 24/4

5:00 a.m.-5:56 p.m.

1 stop11h 56m

Toronto Pearson Intl

Mon 27/4

2:45 p.m.-10:06 p.m.

1 stop8h 21m

C$ 884

DuluthToronto

DLH - YYZ

DLHYYZ

Duluth Intl

Sat 25/4

7:25 a.m.-4:56 p.m.

1 stop8h 31m

Toronto Pearson Intl

Tue 28/4

7:43 p.m.-10:39 a.m.

2 stops15h 56m

C$ 896
Quickest round-trip

DuluthToronto

DLH - YYZ

DLHYYZ

Duluth Intl

Wed 29/4

7:25 a.m.-1:42 p.m.

1 stop5h 17m

Toronto Pearson Intl

Wed 6/5

2:30 p.m.-12:42 a.m.

2 stops11h 12m

C$ 896

DuluthToronto

DLH - YYZ

DLHYYZ

Duluth Intl

Tue 7/4

5:00 a.m.-5:49 p.m.

2 stops11h 49m

Toronto Pearson Intl

Tue 14/4

10:00 a.m.-10:46 p.m.

2 stops13h 46m

C$ 911

DuluthToronto

DLH - YYZ

DLHYYZ

Duluth Intl

Tue 7/4

5:00 a.m.-8:30 p.m.

2 stops14h 30m

Toronto Pearson Intl

Sun 12/4

6:30 a.m.-11:56 a.m.

1 stop6h 26m

C$ 914

DuluthToronto

DLH - YYZ

DLHYYZ

Duluth Intl

Wed 15/4

12:47 p.m.-11:59 p.m.

2 stops10h 12m

Toronto Pearson Intl

Sat 18/4

7:55 a.m.-7:57 p.m.

2 stops13h 02m

C$ 922

Flights are sorted by cheapest round-trip flights first.

Deals found on 13/3

Showing 1-10 of 18 resultsSorted by cheapest first
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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 10h 05m. United Airlines provides one of the quickest options available for as low as C$ 772. Airlines will cover a distance of 1424 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

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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.

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