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Duluth

$300+ 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 1/31. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — DLH
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
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 18, 2025.

This Delta deal was found by Cheapflights users on 12/17. 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 1/216:30 amYYZ - DLH
1 stop5h 46mDelta
Fri 1/234:24 pmDLH - YYZ
2 stops16h 01mDelta
Deal found 12/17$502
This WestJet deal was found by Cheapflights users on 12/17. 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 1/216:30 amYYZ - DLH
1 stop14h 05mWestJet
Fri 1/234:24 pmDLH - YYZ
1 stop5h 49mWestJet
Deal found 12/17$618
This United Airlines deal was found by Cheapflights users on 12/16. 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 1/156:00 amYUL - DLH
1 stop9h 30mUnited Airlines
Mon 1/193:05 pmDLH - YUL
1 stop23h 56mUnited Airlines
Deal found 12/16$652
This Delta deal was found by Cheapflights users on 12/16. 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 1/306:06 amYYZ - DLH
2 stops10h 38mDelta
Fri 2/64:24 pmDLH - YYZ
1 stop5h 49mDelta
Deal found 12/16$535
This Delta deal was found by Cheapflights users on 12/17. 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 1/152:40 pmYUL - DLH
1 stop5h 55mDelta
Mon 1/195:00 amDLH - YUL
2 stops7h 22mDelta
Deal found 12/17$553
This Delta deal was found by Cheapflights users on 12/16. 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 4/26:00 amYUL - DLH
2 stops10h 50mDelta
Sun 4/55:00 amDLH - YUL
2 stops9h 55mDelta
Deal found 12/16$571
This United Airlines deal was found by Cheapflights users on 12/15. 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 1/217:30 amYYZ - DLH
2 stops8h 00mUnited Airlines
Fri 1/237:40 amDLH - YYZ
2 stops9h 09mUnited Airlines
Deal found 12/15$733
This Justfly.com deal was found by Cheapflights users on 12/17. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/36:45 amYUL - DLH
2 stops29h 30mWestJet
Tue 1/68:00 amDLH - YUL
1 stop4h 42mWestJet
Deal found 12/17$745

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 18, 2025.

Round-trip from

$502
(Delta)

One-way from

$300
(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 18, 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

Wed 1/21

6:30 am-11:16 am

1 stop5h 46m

Duluth Intl

Fri 1/23

4:24 pm-9:25 am

2 stops16h 01m

$502

TorontoDuluth

YYZ - DLH

YYZDLH

Toronto Pearson Intl

Fri 1/30

6:06 am-3:44 pm

2 stops10h 38m

Duluth Intl

Fri 2/6

4:24 pm-11:13 pm

1 stop5h 49m

$535

MontrealDuluth

YUL - DLH

YULDLH

Montreal Pierre Elliott Trudeau Intl

Thu 1/15

2:40 pm-7:35 pm

1 stop5h 55m

Duluth Intl

Mon 1/19

5:00 am-1:22 pm

2 stops7h 22m

$553

MontrealDuluth

YUL - DLH

YULDLH

Montreal Pierre Elliott Trudeau Intl

Thu 4/2

6:00 am-3:50 pm

2 stops10h 50m

Duluth Intl

Sun 4/5

5:00 am-3:55 pm

2 stops9h 55m

$571

TorontoDuluth

YYZ - DLH

YYZDLH

Toronto Pearson Intl

Wed 1/21

6:30 am-7:35 pm

1 stop14h 05m

Duluth Intl

Fri 1/23

4:24 pm-11:13 pm

1 stop5h 49m

$618

MontrealDuluth

YUL - DLH

YULDLH

Montreal Pierre Elliott Trudeau Intl

Thu 1/15

6:00 am-2:30 pm

1 stop9h 30m

Duluth Intl

Mon 1/19

3:05 pm-4:01 pm

1 stop23h 56m

$652

TorontoDuluth

YYZ - DLH

YYZDLH

Toronto Pearson Intl

Wed 1/21

7:30 am-2:30 pm

2 stops8h 00m

Duluth Intl

Fri 1/23

7:40 am-5:49 pm

2 stops9h 09m

$733

MontrealDuluth

YUL - DLH

YULDLH

Montreal Pierre Elliott Trudeau Intl

Sat 1/3

6:45 am-11:15 am

2 stops29h 30m

Duluth Intl

Tue 1/6

8:00 am-1:42 pm

1 stop4h 42m

$745

TorontoDuluth

YYZ - DLH

YYZDLH

Toronto Pearson Intl

Sat 1/31

6:00 am-3:44 pm

2 stops10h 44m

$300

TorontoDuluth

YYZ - DLH

YYZDLH

Toronto Pearson Intl

Sat 1/31

3:30 pm-9:59 pm

1 stop7h 29m

$367

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 11 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 $502, Delta can have you in Duluth from Region of Ontario in 5h 46m. 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
Superior

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