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Duluth

$444+ Cheap flights from Ontario to Duluth (DLH)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/28. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — DLH
Mar 13 — Mar 201
Fri 3/13
Fri 3/20
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 February 11, 2026.

This Delta deal was found by Cheapflights users on 2/9. 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.
Tue 4/282:29 pm
YUL
-
DLH
2 stops9h 17m
Delta
Fri 5/112:47 pm
DLH
-
YUL
2 stops9h 32m
Delta
Deal found 2/9$444
This United Airlines deal was found by Cheapflights users on 2/10. 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.
Wed 4/297:00 am
YYZ
-
DLH
1 stop4h 29m
United Airlines
Fri 5/16:24 pm
DLH
-
YYZ
1 stop4h 35m
United Airlines
Deal found 2/10$476
This United Airlines deal was found by Cheapflights users on 2/8. 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.
Tue 4/2811:23 am
YUL
-
DLH
2 stops11h 38m
United Airlines
Fri 5/111:14 am
DLH
-
YUL
2 stops19h 32m
United Airlines
Deal found 2/8$477
This Delta deal was found by Cheapflights users on 2/8. 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.
Tue 2/2410:05 am
YYZ
-
DLH
2 stops6h 26m
Delta
Fri 2/278:00 am
DLH
-
YYZ
2 stops13h 51m
Delta
Deal found 2/8$479
This United Airlines deal was found by Cheapflights users on 2/10. 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.
Fri 3/278:45 am
YYZ
-
DLH
1 stop10h 23m
United Airlines
Fri 4/33:08 pm
DLH
-
YYZ
1 stop4h 36m
United Airlines
Deal found 2/10$484
This United Airlines deal was found by Cheapflights users on 2/11. 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 4/278:30 am
YUL
-
DLH
2 stops14h 31m
United Airlines
Thu 4/3011:14 am
DLH
-
YUL
2 stops23h 19m
United Airlines
Deal found 2/11$500
This Delta deal was found by Cheapflights users on 2/11. 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.
Mon 4/276:00 am
YUL
-
DLH
2 stops14h 57m
Delta
Thu 4/3012:47 pm
DLH
-
YUL
1 stop9h 39m
Delta
Deal found 2/11$503
This Delta deal was found by Cheapflights users on 2/10. 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 3/277:50 am
YYZ
-
DLH
2 stops13h 19m
Delta
Fri 4/38:04 am
DLH
-
YYZ
2 stops12h 50m
Delta
Deal found 2/10$516
This United Airlines deal was found by Cheapflights users on 2/7. 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.
Tue 2/249:00 pm
YYZ
-
DLH
1 stop14h 43m
United Airlines
Fri 2/273:19 pm
DLH
-
YYZ
1 stop24h 20m
United Airlines
Deal found 2/7$562
This WestJet deal was found by Cheapflights users on 2/9. 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 WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/287:00 am
YUL
-
DLH
1 stop6h 07m
WestJet
Fri 5/15:00 am
DLH
-
YUL
1 stop17h 26m
WestJet
Deal found 2/9$575

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 February 11, 2026.

Round-trip from

$444
(Delta)
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 February 11, 2026.
Use the filters below to find and compare flights from Ontario to Duluth that are best for you.

Fly from

Ontario

Fly to

Duluth

Route

Depart

Return

Price

MontrealDuluth

YUL - DLH

YULDLH

Montreal Pierre Elliott Trudeau Intl

Tue 4/28

2:29 pm-10:46 pm

2 stops9h 17m

Duluth Intl

Fri 5/1

4:29 pm-11:26 pm

1 stop5h 57m

$444

MontrealDuluth

YUL - DLH

YULDLH

Montreal Pierre Elliott Trudeau Intl

Mon 4/27

7:00 am-12:07 pm

1 stop6h 07m

Duluth Intl

Thu 4/30

12:47 pm-11:26 pm

1 stop9h 39m

$446

TorontoDuluth

YYZ - DLH

YYZDLH

Toronto Pearson Intl

Wed 4/29

7:00 am-10:29 am

1 stop4h 29m

Duluth Intl

Fri 5/1

6:24 pm-11:59 pm

1 stop4h 35m

$476

MontrealDuluth

YUL - DLH

YULDLH

Montreal Pierre Elliott Trudeau Intl

Tue 4/28

9:15 am-10:01 pm

1 stop13h 46m

Duluth Intl

Fri 5/1

6:24 pm-12:00 pm

1 stop16h 36m

$477

TorontoDuluth

YYZ - DLH

YYZDLH

Toronto Pearson Intl

Tue 2/24

6:30 am-11:30 am

1 stop6h 00m

Duluth Intl

Fri 2/27

8:00 am-10:51 pm

2 stops13h 51m

$479

TorontoDuluth

YYZ - DLH

YYZDLH

Toronto Pearson Intl

Fri 3/27

8:45 am-6:08 pm

1 stop10h 23m

Duluth Intl

Fri 4/3

3:08 pm-8:44 pm

1 stop4h 36m

$484

MontrealDuluth

YUL - DLH

YULDLH

Montreal Pierre Elliott Trudeau Intl

Mon 4/27

8:30 am-10:01 pm

2 stops14h 31m

Duluth Intl

Thu 4/30

11:14 am-11:33 am

2 stops23h 19m

$500

TorontoDuluth

YYZ - DLH

YYZDLH

Toronto Pearson Intl

Wed 4/29

2:15 pm-10:46 pm

2 stops9h 31m

Duluth Intl

Fri 5/1

12:47 pm-11:43 pm

2 stops9h 56m

$516

MontrealDuluth

YUL - DLH

YULDLH

Montreal Pierre Elliott Trudeau Intl

Tue 4/28

7:00 am-12:07 pm

1 stop6h 07m

Duluth Intl

Fri 5/1

5:00 am-11:26 pm

1 stop17h 26m

$575

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/9

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 $476, Delta can have you in Duluth from Region of Ontario in 4h 29m. 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
Superior

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