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Duluth

$315+ 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 6/5. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — DLH
Jun 10 — Jun 171
Wed 6/10
Wed 6/17
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 May 11, 2026.

This Delta deal was found by Cheapflights users on 5/10. 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.
Sun 5/246:10 am
YYZ
-
DLH
2 stops10h 38m
Delta
Sat 5/304:30 pm
DLH
-
YYZ
1 stop5h 44m
Delta
Deal found 5/10$569
This Delta deal was found by Cheapflights users on 5/5. 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 5/3012:29 pm
YYZ
-
DLH
1 stop8h 02m
Delta
Tue 6/25:15 am
DLH
-
YYZ
1 stop5h 21m
Delta
Deal found 5/5$571
This Delta deal was found by Cheapflights users on 5/10. 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 7/106:00 am
YUL
-
DLH
2 stops10h 47m
Delta
Mon 7/1311:50 am
DLH
-
YUL
2 stops10h 35m
Delta
Deal found 5/10$617
This Delta deal was found by Cheapflights users on 5/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/62:29 pm
YUL
-
DLH
2 stops9h 15m
Delta
Tue 6/97:50 am
DLH
-
YUL
2 stops14h 38m
Delta
Deal found 5/7$618
This United Airlines deal was found by Cheapflights users on 5/9. 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.
Sat 5/3011:00 am
YYZ
-
DLH
1 stop4h 26m
United Airlines
Tue 6/211:18 am
DLH
-
YYZ
1 stop11h 41m
United Airlines
Deal found 5/9$632
This oojo deal was found by Cheapflights users on 5/10. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/107:00 am
YUL
-
DLH
1 stop9h 47m
WestJet
Mon 7/138:00 am
DLH
-
YUL
1 stop14h 40m
WestJet
Deal found 5/10$637
This Delta deal was found by Cheapflights users on 5/8. 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.
Wed 9/97:00 am
YUL
-
DLH
1 stop4h 57m
Delta
Sun 9/135:10 am
DLH
-
YUL
1 stop17h 24m
Delta
Deal found 5/8$638
This Delta deal was found by Cheapflights users on 5/10. 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 6/179:45 am
YYZ
-
DLH
2 stops10h 39m
Delta
Tue 6/3011:48 am
DLH
-
YYZ
2 stops10h 14m
Delta
Deal found 5/10$664
This United Airlines deal was found by Cheapflights users on 5/8. 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 9/99:15 am
YUL
-
DLH
2 stops13h 42m
United Airlines
Sun 9/137:05 am
DLH
-
YUL
1 stop13h 21m
United Airlines
Deal found 5/8$688
This WestJet deal was found by Cheapflights users on 5/9. 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.
Wed 9/97:00 am
YUL
-
DLH
1 stop17h 38m
WestJet
Sun 9/135:10 am
DLH
-
YUL
2 stops10h 35m
WestJet
Deal found 5/9$711
This Delta deal was found by Cheapflights users on 5/10. 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 6/2612:47 pm
YUL
-
DLH
2 stops11h 03m
Delta
Mon 6/2911:48 am
DLH
-
YUL
2 stops10h 40m
Delta
Deal found 5/10$717
This WestJet deal was found by Cheapflights users on 5/7. 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 WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/67:10 am
YUL
-
DLH
1 stop16h 34m
WestJet
Tue 6/97:50 am
DLH
-
YUL
1 stop14h 52m
WestJet
Deal found 5/7$728

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 May 11, 2026.

Round-trip from

$569
(Delta)

One-way from

$315
(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 May 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

Sun 5/24

1:34 pm-10:44 pm

2 stops10h 10m

Duluth Intl

Sat 5/30

5:15 am-3:19 pm

2 stops9h 04m

$570

TorontoDuluth

YYZ - DLH

YYZDLH

Toronto Pearson Intl

Sat 5/30

2:20 pm-7:31 pm

2 stops6h 11m

Duluth Intl

Tue 6/2

5:15 am-5:21 pm

2 stops11h 06m

$570

MontrealDuluth

YUL - DLH

YULDLH

Montreal Pierre Elliott Trudeau Intl

Fri 7/10

7:00 am-3:47 pm

1 stop9h 47m

Duluth Intl

Mon 7/13

11:50 am-11:25 pm

2 stops10h 35m

$617

MontrealDuluth

YUL - DLH

YULDLH

Montreal Pierre Elliott Trudeau Intl

Sat 6/6

2:29 pm-10:44 pm

2 stops9h 15m

Duluth Intl

Tue 6/9

7:50 am-11:28 pm

2 stops14h 38m

$618
Quickest round-trip

TorontoDuluth

YYZ - DLH

YYZDLH

Toronto Pearson Intl

Sat 5/30

11:00 am-2:26 pm

1 stop4h 26m

Duluth Intl

Tue 6/2

11:18 am-11:59 pm

1 stop11h 41m

$632

MontrealDuluth

YUL - DLH

YULDLH

Montreal Pierre Elliott Trudeau Intl

Wed 9/9

7:00 am-10:57 am

1 stop4h 57m

Duluth Intl

Sun 9/13

5:10 am-11:34 pm

1 stop17h 24m

$638

TorontoDuluth

YYZ - DLH

YYZDLH

Toronto Pearson Intl

Wed 6/17

5:15 pm-11:23 pm

1 stop7h 08m

Duluth Intl

Tue 6/30

6:25 pm-10:04 am

2 stops14h 39m

$655

MontrealDuluth

YUL - DLH

YULDLH

Montreal Pierre Elliott Trudeau Intl

Wed 9/9

9:15 am-9:57 pm

2 stops13h 42m

Duluth Intl

Sun 9/13

7:05 am-9:26 pm

1 stop13h 21m

$688

MontrealDuluth

YUL - DLH

YULDLH

Montreal Pierre Elliott Trudeau Intl

Fri 6/26

12:47 pm-10:50 pm

2 stops11h 03m

Duluth Intl

Mon 6/29

11:48 am-11:28 pm

2 stops10h 40m

$717

MontrealDuluth

YUL - DLH

YULDLH

Montreal Pierre Elliott Trudeau Intl

Sat 6/6

7:10 am-10:44 pm

1 stop16h 34m

Duluth Intl

Tue 6/9

7:50 am-11:42 pm

1 stop14h 52m

$728

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/6

Showing 1-10 of 13 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 $570, Delta can have you in Duluth from Region of Ontario in 10h 10m. The distance between Region of Ontario and Duluth is about 648 mi.

  • 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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