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Duluth

$283+ 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 5/7. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — DLH
May 11 — May 181
Mon 5/11
Mon 5/18
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 April 11, 2026.

This United Airlines deal was found by Cheapflights users on 4/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/712:45 pm
YYZ
-
DLH
2 stops12h 57m
United Airlines
Thu 5/145:00 am
DLH
-
YYZ
1 stop11h 56m
United Airlines
Deal found 4/9$540
This Delta deal was found by Cheapflights users on 4/10. 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.
Tue 5/266:10 am
YYZ
-
DLH
2 stops10h 38m
Delta
Tue 6/25:15 am
DLH
-
YYZ
2 stops11h 06m
Delta
Deal found 4/10$541
This United Airlines deal was found by Cheapflights users on 4/6. 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 4/275:20 pm
YYZ
-
DLH
1 stop8h 09m
United Airlines
Thu 4/307:45 am
DLH
-
YYZ
1 stop9h 11m
United Airlines
Deal found 4/6$546
This United Airlines deal was found by Cheapflights users on 4/8. 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.
Wed 12/24:45 pm
YUL
-
DLH
1 stop9h 08m
United Airlines
Sat 12/57:35 am
DLH
-
YUL
2 stops13h 05m
United Airlines
Deal found 4/8$547
This WestJet deal was found by Cheapflights users on 4/8. 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 WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/27:00 am
YUL
-
DLH
1 stop5h 15m
WestJet
Sat 12/512:00 pm
DLH
-
YUL
1 stop10h 37m
WestJet
Deal found 4/8$567
This Delta deal was found by Cheapflights users on 4/10. 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.
Wed 12/27:00 am
YUL
-
DLH
1 stop9h 44m
Delta
Sat 12/55:10 am
DLH
-
YUL
2 stops7h 26m
Delta
Deal found 4/10$605
This Delta deal was found by Cheapflights users on 4/9. 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.
Mon 7/2012:09 pm
YYZ
-
DLH
2 stops11h 41m
Delta
Mon 7/275:05 am
DLH
-
YYZ
2 stops11h 14m
Delta
Deal found 4/9$657
This FlightHub deal was found by Cheapflights users on 4/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/206:15 am
YYZ
-
DLH
2 stops14h 11m
WestJet
Mon 7/275:05 am
DLH
-
YYZ
1 stop12h 29m
WestJet
Deal found 4/9$678
This United Airlines deal was found by Cheapflights users on 4/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/209:00 pm
YYZ
-
DLH
1 stop14h 43m
United Airlines
Mon 7/275:00 am
DLH
-
YYZ
1 stop7h 42m
United Airlines
Deal found 4/9$722
This FlightHub deal was found by Cheapflights users on 4/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/78:00 pm
YYZ
-
DLH
2 stops27h 44m
WestJet
Thu 5/1412:46 pm
DLH
-
YYZ
2 stops31h 04m
WestJet
Deal found 4/9$780
This Delta deal was found by Cheapflights users on 4/9. 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 4/1410:00 am
YYZ
-
DLH
2 stops10h 57m
Delta
Tue 4/214:29 pm
DLH
-
YYZ
1 stop5h 41m
Delta
Deal found 4/9$797
This oojo deal was found by Cheapflights users on 4/9. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/146:30 am
YYZ
-
DLH
1 stop17h 16m
WestJet
Tue 4/214:29 pm
DLH
-
YYZ
1 stop5h 41m
WestJet
Deal found 4/9$802

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 April 11, 2026.

Round-trip from

$540
(United Airlines)

One-way from

$283
(United Airlines)
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 April 11, 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

TorontoDuluth

YYZ - DLH

YYZDLH

Toronto Pearson Intl

Thu 5/7

12:45 pm-12:42 am

2 stops12h 57m

Duluth Intl

Thu 5/14

5:00 am-5:56 pm

1 stop11h 56m

$540
Quickest round-trip

TorontoDuluth

YYZ - DLH

YYZDLH

Toronto Pearson Intl

Tue 5/26

7:22 pm-10:44 pm

1 stop4h 22m

Duluth Intl

Tue 6/2

4:30 pm-11:14 pm

1 stop5h 44m

$541

TorontoDuluth

YYZ - DLH

YYZDLH

Toronto Pearson Intl

Mon 4/27

5:20 pm-12:29 am

1 stop8h 09m

Duluth Intl

Thu 4/30

7:45 am-5:56 pm

1 stop9h 11m

$546

TorontoDuluth

YYZ - DLH

YYZDLH

Toronto Pearson Intl

Mon 7/20

12:09 pm-10:50 pm

2 stops11h 41m

Duluth Intl

Mon 7/27

5:05 am-5:19 pm

2 stops11h 14m

$657

TorontoDuluth

YYZ - DLH

YYZDLH

Toronto Pearson Intl

Mon 7/20

9:00 pm-10:43 am

1 stop14h 43m

Duluth Intl

Mon 7/27

5:00 am-1:42 pm

1 stop7h 42m

$722

MontrealDuluth

YUL - DLH

YULDLH

Montreal Pierre Elliott Trudeau Intl

Mon 6/15

7:00 am-11:07 am

1 stop5h 07m

Duluth Intl

Mon 6/15

4:30 pm-6:20 pm

2 stops24h 50m

$820

MontrealDuluth

YUL - DLH

YULDLH

Montreal Pierre Elliott Trudeau Intl

Mon 6/15

6:10 am-2:28 pm

1 stop9h 18m

Duluth Intl

Mon 6/15

6:10 pm-10:40 am

1 stop15h 30m

$973
Cheapest one-way

TorontoDuluth

YYZ - DLH

YYZDLH

Toronto Pearson Intl

Thu 5/7

11:00 am-10:04 pm

1 stop12h 04m

$283
Quickest one-way

TorontoDuluth

YYZ - DLH

YYZDLH

Toronto Pearson Intl

Mon 5/25

7:00 am-10:43 am

1 stop4h 43m

$300

TorontoDuluth

YYZ - DLH

YYZDLH

Toronto Pearson Intl

Mon 5/25

6:10 am-3:48 pm

2 stops10h 38m

$330

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/6

Showing 1-10 of 12 resultsSorted by cheapest first
1
2

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 $541, United Airlines can have you in Duluth from Region of Ontario in 4h 22m. 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?

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Two Harbors

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