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Duluth

$245+ 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 6/12. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — DLH
May 4 — May 111
Sun 5/4
Sun 5/11
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 April 29, 2025.

Round-trip from

$433
(Delta)

One-way from

$245
(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 April 29, 2025.

This Delta deal was found by Cheapflights users on 4/28. 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 6/126:30 amYYZ - DLH
1 stop4h 46mDelta
Thu 6/192:51 pmDLH - YYZ
2 stops8h 07mDelta
Deal found 4/28$433
This United deal was found by Cheapflights users on 4/29. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/106:55 pmYYZ - DLH
2 stops16h 49mMultiple Airlines
Thu 11/203:14 pmDLH - YYZ
1 stop20h 17mMultiple Airlines
Deal found 4/29$593
This Delta deal was found by Cheapflights users on 4/28. 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 8/206:00 amYUL - DLH
2 stops12h 35mDelta
Mon 8/2510:56 amDLH - YUL
2 stops12h 01mDelta
Deal found 4/28$599
This United Airlines deal was found by Cheapflights users on 4/28. 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 8/206:15 amYUL - DLH
1 stop9h 20mUnited Airlines
Mon 8/259:45 amDLH - YUL
2 stops21h 00mUnited Airlines
Deal found 4/28$635
This United Airlines deal was found by Cheapflights users on 4/29. 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 11/106:20 pmYYZ - DLH
2 stops17h 24mUnited Airlines
Thu 11/207:53 amDLH - YYZ
2 stops13h 22mUnited Airlines
Deal found 4/29$713

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 29, 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

Thu 6/12

6:30 am-10:16 am

1 stop4h 46m

Duluth Intl

Thu 6/19

2:51 pm-11:58 pm

2 stops8h 07m

$433

MontrealDuluth

YUL - DLH

YULDLH

Montreal Pierre Elliott Trudeau Intl

Wed 8/20

6:00 am-5:35 pm

2 stops12h 35m

Duluth Intl

Mon 8/25

10:56 am-11:57 pm

2 stops12h 01m

$599

MontrealDuluth

YUL - DLH

YULDLH

Montreal Pierre Elliott Trudeau Intl

Wed 8/20

6:15 am-2:35 pm

1 stop9h 20m

Duluth Intl

Mon 8/25

9:45 am-7:45 am

2 stops21h 00m

$635

TorontoDuluth

YYZ - DLH

YYZDLH

Toronto Pearson Intl

Thu 6/12

6:30 am-10:16 am

1 stop4h 46m

$245

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

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

Rainfall in Duluth by month

Plan your trip to Duluth by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Duluth ranges from 0.6 - 3.6 inches per month. August is typically the wettest month, when rainfall can reach 3.6 in. February is typically the driest time to visit Duluth when rainfall is around 0.6 in.

Temperature in Duluth by month

Plan your trip to Duluth by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Duluth, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 12.2 F).

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 April 29, 2025.
To help decide which airline to fly from Ontario to Duluth, see what other customers have to say about Delta and United Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,936 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

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
7,936 reviews
Delta
8.0
Very good
7,936 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

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
8,696 reviews
Delta
8.0
Very good
7,936 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

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 $483). 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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