How long is the flight from Region of Ontario to Duluth?

For as low as $524, United Airlines can have you in Duluth from Region of Ontario in 6h 01m. 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.

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.

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).

What is the cheapest time of day to fly from ON to DLH?

When flying from Region of Ontario to Duluth, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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.

$444+ Flights from Ontario to Duluth

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Cheap flight deals from Ontario to Duluth

Round-trip from	$444 (United Airlines)

From Ontario to Duluth Intl

Search Deals

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 November 26, 2025.

Fri 12/194:50 pmYYZ - DLH

1 stop22h 38mUnited Airlines

Fri 12/263:03 pmDLH - YYZ

1 stop5h 18mUnited Airlines

Deal found 11/24

$813

Fri 12/196:05 amYYZ - DLH

2 stops10h 39mDelta

Fri 12/264:10 pmDLH - YYZ

1 stop6h 10mDelta

Deal found 11/24

$1,023

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 November 26, 2025.

Thu 2/196:55 pmYYZ - DLH

2 stops20h 42mUnited Airlines

Mon 2/237:55 amDLH - YYZ

2 stops14h 51mUnited Airlines

Deal found 11/25

$444

Thu 2/196:30 amYYZ - DLH

1 stop6h 01mDelta

Mon 2/2312:15 pmDLH - YYZ

2 stops9h 25mDelta

Deal found 11/23

$524

Thu 2/196:30 amYYZ - DLH

1 stop6h 01mWestJet

Mon 2/238:00 amDLH - YYZ

1 stop14h 11mWestJet

Deal found 11/24

$628

Fri 1/167:00 pmYUL - DLH

2 stops27h 59mUnited Airlines

Tue 1/203:05 pmDLH - YUL

2 stops27h 43mUnited Airlines

Deal found 11/24

$512

Fri 1/162:40 pmYUL - DLH

1 stop5h 55mDelta

Tue 1/2011:56 amDLH - YUL

2 stops19h 48mDelta

Deal found 11/23

$534

Fri 12/194:50 pmYYZ - DLH

1 stop22h 38mUnited Airlines

Fri 12/263:03 pmDLH - YYZ

1 stop5h 18mUnited Airlines

Deal found 11/24

$813

Fri 12/196:05 amYYZ - DLH

2 stops10h 39mDelta

Fri 12/264:10 pmDLH - YYZ

1 stop6h 10mDelta

Deal found 11/24

$1,023

Last-minute flights from Ontario to Duluth
Discover last-minute flight deals from Ontario to Duluth. Data last updated November 26, 2025 and is based on user searches.

Fri 12/194:50 pmYYZ - DLH

1 stop22h 38mUnited Airlines

Fri 12/263:03 pmDLH - YYZ

1 stop5h 18mUnited Airlines

Deal found 11/24

$813

Fri 12/196:05 amYYZ - DLH

2 stops10h 39mDelta

Fri 12/264:10 pmDLH - YYZ

1 stop6h 10mDelta

Deal found 11/24

$1,023

Fly from

Fly to

Route

Depart

Return

Price

TorontoDuluth

YYZ - DLH

YYZDLH

Toronto Pearson Intl

Thu 2/19

6:55 pm-2:37 pm

2 stops20h 42m

Duluth Intl

Mon 2/23

7:55 am-11:46 pm

2 stops14h 51m

$444

MontrealDuluth

YUL - DLH

YULDLH

Montreal Pierre Elliott Trudeau Intl

Fri 1/16

7:00 pm-9:59 pm

2 stops27h 59m

Duluth Intl

Tue 1/20

3:05 pm-7:48 pm

2 stops27h 43m

$512

TorontoDuluth

YYZ - DLH

YYZDLH

Toronto Pearson Intl

Thu 2/19

6:30 am-11:31 am

1 stop6h 01m

Duluth Intl

Mon 2/23

12:15 pm-10:40 pm

2 stops9h 25m

$524

MontrealDuluth

YUL - DLH

YULDLH

Montreal Pierre Elliott Trudeau Intl

Fri 1/16

2:40 pm-7:35 pm

1 stop5h 55m

Duluth Intl

Tue 1/20

11:56 am-8:44 am

2 stops19h 48m

$534

TorontoDuluth

YYZ - DLH

YYZDLH

Toronto Pearson Intl

Thu 2/19

6:30 am-11:31 am

1 stop6h 01m

Duluth Intl

Mon 2/23

8:00 am-11:11 pm

1 stop14h 11m

$628

TorontoDuluth

YYZ - DLH

YYZDLH

Toronto Pearson Intl

Fri 12/19

4:50 pm-2:28 pm

1 stop22h 38m

Duluth Intl

Fri 12/26

3:03 pm-9:21 pm

1 stop5h 18m

$813

TorontoDuluth

YYZ - DLH

YYZDLH

Toronto Pearson Intl

Fri 12/19

6:05 am-3:44 pm

2 stops10h 39m

Duluth Intl

Fri 12/26

4:10 pm-11:20 pm

1 stop6h 10m

$1,023

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/25

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.

Related info for your journey

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 $524, United Airlines can have you in Duluth from Region of Ontario in 6h 01m. 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

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$444+ Cheap flights from Ontario to Duluth (DLH)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/19. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Ontario to Duluth with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

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 November 26, 2025.

Round-trip from

Find flight deals from Ontario to Duluth

Cheapest flights from Ontario to DuluthExplore 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 November 26, 2025.

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 November 26, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Ontario to Duluth that are best for you.

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.

Cheapflights Insights

Everything you need to know about your flight from Ontario to Duluth

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?

How long is the flight from Region of Ontario to Duluth?

Can I find deals for flights from Ontario to Duluth that include hotel bookings?

How can I find direct flights from Ontario to Duluth?

Can I find deals for business class flights from Ontario to Duluth?

Traveling to a place near Duluth?

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Alternative routes for Ontario to Duluth

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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 November 26, 2025.