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Duluth

$279+ 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 8/9. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — DLH
Jul 1 — Jul 81
Tue 7/1
Tue 7/8
1 adult, Economy
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Cheap flight deals from Ontario to Duluth

Keep the following information in mind while searching for Ontario to Duluth flight deals. Data was last updated June 26, 2025.

Round-trip from

$481
(Delta)

One-way from

$279
(Delta)
From Ontario to Duluth Intl
Search Deals
One-way flight from Ontario to Duluth Intl
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Find 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 June 26, 2025.

This Delta deal was found by Cheapflights users on 6/24. 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 8/56:30 amYYZ - DLH
1 stop4h 53mDelta
Thu 8/74:01 pmDLH - YYZ
1 stop6h 09mDelta
Deal found 6/24$481
This United Airlines deal was found by Cheapflights users on 6/26. 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.
Thu 8/79:45 amYUL - DLH
1 stop13h 15mUnited Airlines
Sun 8/103:03 pmDLH - YUL
2 stops23h 23mUnited Airlines
Deal found 6/26$673
This United Airlines deal was found by Cheapflights users on 6/24. 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 8/57:00 amYYZ - DLH
1 stop8h 28mUnited Airlines
Thu 8/711:27 amDLH - YYZ
1 stop8h 17mUnited Airlines
Deal found 6/24$724
This FlightHub deal was found by Cheapflights users on 6/26. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/510:35 pmYYZ - DLH
2 stops25h 09mWestJet
Thu 8/75:15 amDLH - YYZ
2 stops18h 18mWestJet
Deal found 6/26$864

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 June 26, 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

Tue 8/5

6:05 pm-10:44 pm

2 stops5h 39m

Duluth Intl

Thu 8/7

11:03 am-9:59 pm

2 stops9h 56m

$481

MontrealDuluth

YUL - DLH

YULDLH

Montreal Pierre Elliott Trudeau Intl

Thu 8/7

9:45 am-10:00 pm

1 stop13h 15m

Duluth Intl

Sun 8/10

3:03 pm-3:26 pm

2 stops23h 23m

$673

TorontoDuluth

YYZ - DLH

YYZDLH

Toronto Pearson Intl

Tue 8/5

7:00 am-2:28 pm

1 stop8h 28m

Duluth Intl

Thu 8/7

11:27 am-8:44 pm

1 stop8h 17m

$724

TorontoDuluth

YYZ - DLH

YYZDLH

Toronto Pearson Intl

Tue 8/5

10:35 pm-10:44 pm

2 stops25h 09m

Duluth Intl

Thu 8/7

5:15 am-12:33 am

2 stops18h 18m

$864

MontrealDuluth

YUL - DLH

YULDLH

Montreal Pierre Elliott Trudeau Intl

Sat 8/9

6:00 am-10:23 am

2 stops29h 23m

$279

TorontoDuluth

YYZ - DLH

YYZDLH

Toronto Pearson Intl

Mon 7/28

6:30 am-10:23 am

1 stop4h 53m

$311

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/25

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.

Reviews of airlines servicing Duluth

Get insights into the airlines that provide service to Duluth. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Duluth. Reviews last updated June 26, 2025.
Read through reviews of airlines operating flights from Ontario to Duluth, such as Delta, United Airlines, and WestJet. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,963 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 20
4.0
Okay

Richard,Sep 2023

YYZ - ATL

Four hour delay (missing two screws). Seats in need of repair.
Delta
8.0
Very good
7,963 reviews
Delta
8.0
Very good
7,963 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 20
4.0
Okay

Richard,Sep 2023

YYZ - ATL

Four hour delay (missing two screws). Seats in need of repair.
United Airlines
7.4
Good
8,838 reviews
Delta
8.0
Very good
7,963 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 20
4.0
Okay

Richard,Sep 2023

YYZ - ATL

Four hour delay (missing two screws). Seats in need of repair.
WestJet
7.2
Good
2,893 reviews
Delta
8.0
Very good
7,963 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 20
4.0
Okay

Richard,Sep 2023

YYZ - ATL

Four hour delay (missing two screws). Seats in need of repair.

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.

  • 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.

  • What is the cheapest month to book a flight from Region of Ontario to Duluth?

    Currently, January is the cheapest month in which you can book a flight from Region of Ontario to Duluth (average of $335). Flying from Region of Ontario to Duluth in June is currently the most expensive (average of $482). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Ontario?

Book flights to Ontario if you plan to visit one of these locations
Two Harbors
Superior

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