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Duluth

$364+ Cheap flights from Ontario to Duluth (DLH)

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 9/9. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — DLH
Aug 26 — Sep 21
Wed 8/26
Wed 9/2
1 adult, Economy
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Cheap flight deals from Ontario to Duluth

Cheapest flights from Ontario to Duluth
Explore the most affordable flight options available from Ontario to Duluth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 27, 2026.

This Delta deal was found by Cheapflights users on 7/27. 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 11/66:00 am
YYZ
-
DLH
2 stops17h 57m
Delta
Mon 11/95:04 am
DLH
-
YYZ
2 stops14h 30m
Delta
Deal found 7/27$532
This Delta deal was found by Cheapflights users on 7/24. 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.
Sat 10/3111:15 am
YUL
-
DLH
2 stops12h 32m
Delta
Wed 11/412:30 pm
DLH
-
YUL
2 stops19h 12m
Delta
Deal found 7/24$594
This Delta deal was found by Cheapflights users on 7/25. 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.
Sat 9/196:15 am
YYZ
-
DLH
1 stop5h 48m
Delta
Wed 9/235:15 am
DLH
-
YYZ
2 stops17h 24m
Delta
Deal found 7/25$601
This United Airlines deal was found by Cheapflights users on 7/23. 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.
Sun 9/68:50 am
YYZ
-
DLH
1 stop9h 48m
United Airlines
Sun 9/137:45 am
DLH
-
YYZ
1 stop9h 11m
United Airlines
Deal found 7/23$641
This United Airlines deal was found by Cheapflights users on 7/22. 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.
Sat 10/319:25 am
YUL
-
DLH
1 stop14h 39m
United Airlines
Wed 11/46:23 pm
DLH
-
YUL
1 stop14h 54m
United Airlines
Deal found 7/22$661
This United Airlines deal was found by Cheapflights users on 7/25. 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.
Mon 8/247:43 pm
YYZ
-
DLH
2 stops15h 59m
United Airlines
Mon 8/316:23 pm
DLH
-
YYZ
2 stops13h 56m
United Airlines
Deal found 7/25$669
This Delta deal was found by Cheapflights users on 7/23. 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.
Sun 9/612:09 pm
YYZ
-
DLH
2 stops8h 35m
Delta
Sun 9/135:15 am
DLH
-
YYZ
2 stops11h 54m
Delta
Deal found 7/23$695
This United Airlines deal was found by Cheapflights users on 7/23. 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.
Sat 9/198:50 am
YYZ
-
DLH
1 stop10h 01m
United Airlines
Wed 9/233:10 pm
DLH
-
YYZ
1 stop4h 34m
United Airlines
Deal found 7/23$701

Find flight deals from Ontario to Duluth

Keep the following information in mind while searching for Ontario to Duluth flight deals. Data was last updated July 27, 2026.

Round-trip from

$594
(Delta)

One-way from

$364
(Delta)
From Ontario to Duluth Intl
Search Deals
One-way flight from Ontario to Duluth Intl
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Duluth 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 July 27, 2026.
Use the filters below to find and compare flights from Ontario to Duluth that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontrealDuluth

YUL - DLH

YULDLH

Montreal Pierre Elliott Trudeau Intl

Sat 10/31

11:15 am-10:47 pm

2 stops12h 32m

Duluth Intl

Wed 11/4

12:30 pm-8:42 am

2 stops19h 12m

$594

TorontoDuluth

YYZ - DLH

YYZDLH

Toronto Pearson Intl

Sat 9/19

6:15 am-11:03 am

1 stop5h 48m

Duluth Intl

Wed 9/23

5:15 am-11:39 pm

2 stops17h 24m

$601
Quickest round-trip

TorontoDuluth

YYZ - DLH

YYZDLH

Toronto Pearson Intl

Sun 9/6

8:50 am-5:38 pm

1 stop9h 48m

Duluth Intl

Sun 9/13

7:45 am-5:56 pm

1 stop9h 11m

$641

MontrealDuluth

YUL - DLH

YULDLH

Montreal Pierre Elliott Trudeau Intl

Sat 10/31

9:25 am-11:04 pm

1 stop14h 39m

Duluth Intl

Wed 11/4

6:23 pm-10:17 am

1 stop14h 54m

$661

TorontoDuluth

YYZ - DLH

YYZDLH

Toronto Pearson Intl

Tue 9/8

8:50 am-11:10 pm

1 stop15h 20m

Duluth Intl

Tue 9/15

6:24 pm-11:59 pm

1 stop4h 35m

$669

TorontoDuluth

YYZ - DLH

YYZDLH

Toronto Pearson Intl

Mon 8/24

7:43 pm-10:42 am

2 stops15h 59m

Duluth Intl

Mon 8/31

6:23 pm-9:19 am

2 stops13h 56m

$669

MontrealDuluth

YUL - DLH

YULDLH

Montreal Pierre Elliott Trudeau Intl

Sun 1/10

9:30 am-11:04 pm

2 stops14h 34m

Duluth Intl

Wed 1/13

7:35 am-9:40 pm

2 stops13h 05m

$692

TorontoDuluth

YYZ - DLH

YYZDLH

Toronto Pearson Intl

Sun 9/6

12:09 pm-7:44 pm

2 stops8h 35m

Duluth Intl

Sun 9/13

5:15 am-6:09 pm

2 stops11h 54m

$695
Cheapest one-way
Quickest one-way

TorontoDuluth

YYZ - DLH

YYZDLH

Toronto Pearson Intl

Wed 9/9

9:45 am-3:29 pm

2 stops6h 44m

$364

MontrealDuluth

YUL - DLH

YULDLH

Montreal Pierre Elliott Trudeau Intl

Sun 10/18

7:20 pm-10:57 pm

2 stops28h 37m

$410

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/26

Showing 1-10 of 11 resultsSorted by cheapest first
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Best time to book a flight from Ontario to Duluth

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

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 Ontario to Duluth. 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 into for flights to Duluth from Ontario?

    Located just 5.8 mi from the city center, Duluth Intl (DLH) is the airport most travelers will use when flying to Duluth from Ontario.

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

    For as low as $641, Delta can have you in Duluth from Region of Ontario in 9h 48m. The distance between Region of Ontario and Duluth is about 648 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario to Duluth 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

Traveling to a place near Duluth?

Book flights to Duluth if you plan to visit one of these locations
Two Harbors

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