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Duluth

$255+ 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 2/20. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — DLH
Jan 26 — Feb 21
Mon 1/26
Mon 2/2
1 adult, Economy
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Cheap flight deals from Ontario to Duluth

Best flights from Ontario to Duluth
Discover carefully curated flight deals from Ontario to Duluth that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 27, 2025.

This United Airlines deal was found by Cheapflights users on 12/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/209:00 pmYYZ - DLH
1 stop14h 43mUnited Airlines
Mon 2/237:50 amDLH - YYZ
2 stops14h 56mUnited Airlines
Deal found 12/27$452
This Delta deal was found by Cheapflights users on 12/25. 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 2/216:30 amYYZ - DLH
1 stop6h 00mDelta
Wed 2/254:15 pmDLH - YYZ
1 stop5h 56mDelta
Deal found 12/25$452
This WestJet deal was found by Cheapflights users on 12/26. 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 amYUL - DLH
1 stop6h 06mWestJet
Fri 5/112:46 pmDLH - YUL
1 stop9h 40mWestJet
Deal found 12/26$664
This United Airlines deal was found by Cheapflights users on 12/26. 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 2/216:45 amYYZ - DLH
1 stop4h 58mUnited Airlines
Wed 2/257:50 amDLH - YYZ
2 stops14h 56mUnited Airlines
Deal found 12/26$452
This Delta deal was found by Cheapflights users on 12/24. 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.
Thu 1/156:30 amYYZ - DLH
1 stop5h 46mDelta
Sat 1/1711:56 amDLH - YYZ
2 stops11h 02mDelta
Deal found 12/24$452
This Delta deal was found by Cheapflights users on 12/24. 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.
Tue 4/287:00 amYUL - DLH
1 stop6h 06mDelta
Fri 5/14:30 pmDLH - YUL
2 stops15h 10mDelta
Deal found 12/24$464
This United Airlines deal was found by Cheapflights users on 12/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/156:50 amYYZ - DLH
1 stop8h 40mUnited Airlines
Sat 1/177:40 amDLH - YYZ
1 stop15h 19mUnited Airlines
Deal found 12/24$567
This Delta deal was found by Cheapflights users on 12/27. 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 2/206:30 amYYZ - DLH
1 stop6h 00mDelta
Mon 2/234:15 pmDLH - YYZ
1 stop5h 56mDelta
Deal found 12/27$518
This United Airlines deal was found by Cheapflights users on 12/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/286:30 pmYUL - DLH
2 stops16h 59mUnited Airlines
Fri 5/17:53 amDLH - YUL
2 stops15h 17mUnited Airlines
Deal found 12/24$595

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 December 27, 2025.

Round-trip from

$452
(Delta)

One-way from

$255
(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 December 27, 2025.
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

TorontoDuluth

YYZ - DLH

YYZDLH

Toronto Pearson Intl

Fri 2/20

9:00 pm-10:43 am

1 stop14h 43m

Duluth Intl

Mon 2/23

7:50 am-11:46 pm

2 stops14h 56m

$452

TorontoDuluth

YYZ - DLH

YYZDLH

Toronto Pearson Intl

Sat 2/21

6:30 am-11:30 am

1 stop6h 00m

Duluth Intl

Wed 2/25

4:15 pm-11:11 pm

1 stop5h 56m

$452

TorontoDuluth

YYZ - DLH

YYZDLH

Toronto Pearson Intl

Sat 2/21

6:45 am-10:43 am

1 stop4h 58m

Duluth Intl

Wed 2/25

7:50 am-11:46 pm

2 stops14h 56m

$452

TorontoDuluth

YYZ - DLH

YYZDLH

Toronto Pearson Intl

Thu 1/15

6:30 am-11:16 am

1 stop5h 46m

Duluth Intl

Sat 1/17

11:56 am-11:58 pm

2 stops11h 02m

$452

MontrealDuluth

YUL - DLH

YULDLH

Montreal Pierre Elliott Trudeau Intl

Tue 4/28

7:00 am-12:06 pm

1 stop6h 06m

Duluth Intl

Fri 5/1

4:30 pm-8:40 am

2 stops15h 10m

$464

TorontoDuluth

YYZ - DLH

YYZDLH

Toronto Pearson Intl

Fri 2/20

6:30 am-11:30 am

1 stop6h 00m

Duluth Intl

Mon 2/23

4:15 pm-11:11 pm

1 stop5h 56m

$518

TorontoDuluth

YYZ - DLH

YYZDLH

Toronto Pearson Intl

Thu 1/15

6:50 am-2:30 pm

1 stop8h 40m

Duluth Intl

Sat 1/17

7:40 am-11:59 pm

1 stop15h 19m

$567

MontrealDuluth

YUL - DLH

YULDLH

Montreal Pierre Elliott Trudeau Intl

Tue 4/28

6:30 pm-10:29 am

2 stops16h 59m

Duluth Intl

Fri 5/1

7:53 am-12:10 am

2 stops15h 17m

$595

MontrealDuluth

YUL - DLH

YULDLH

Montreal Pierre Elliott Trudeau Intl

Tue 4/28

7:00 am-12:06 pm

1 stop6h 06m

Duluth Intl

Fri 5/1

12:46 pm-11:26 pm

1 stop9h 40m

$664

TorontoDuluth

YYZ - DLH

YYZDLH

Toronto Pearson Intl

Fri 2/20

7:45 am-3:31 pm

2 stops8h 46m

$255

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/27

Showing 1-10 of 15 results
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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 $452, United Airlines can have you in Duluth from Region of Ontario in 6h. 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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See prices for flight routes from nearby airports that may be better suited for you.
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