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Cheap flights from Duluth to Ontario from C$ 768

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 28/5. Fares are subject to change and may not be available on all flights or dates of travel.
DLH — YYZ
5 May — 12 May1
1 adult

Cheap flight deals from Duluth to Ontario

Keep the following information in mind while searching for Duluth to Ontario flight deals. Data was last updated 30 April 2025.

Round-trip from

C$ 768
Delta
  • Delta
  • 28/5-4/6
  • 4 total stops
  • 27h 20m total
  • Duluth to Ontario
Search Deals

Find flight deals from Duluth to Ontario

Cheapest flights from Duluth to Ontario
Explore the most affordable flight options available from Duluth to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 April 2025.

Wed 28/54:16 p.m.DLH - YUL
2 stops16h 49mDelta
Wed 4/66:05 a.m.YUL - DLH
2 stops10h 31mDelta
Deal found 28/4C$ 768
Sun 25/53:04 p.m.DLH - YUL
1 stop18h 36mUnited Airlines
Mon 2/68:20 a.m.YUL - DLH
1 stop10h 13mUnited Airlines
Deal found 28/4C$ 902
Fri 13/66:13 p.m.DLH - YYZ
1 stop17h 29mUnited Airlines
Fri 20/66:35 p.m.YYZ - DLH
1 stop17h 17mUnited Airlines
Deal found 29/4C$ 997

Cheapflights Fare Finder

Customize your flight search to find flights from Duluth to Ontario 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 629,999 searches. Data last updated 30 April 2025.
Use the filters below to find and compare flights from Duluth to Ontario that are best for you.

Fly from

Duluth

Fly to

Ontario

Route

Depart

Return

Price

DuluthMontreal

DLH - YUL

DLHYUL

Duluth Intl

Wed 28/5

4:16 p.m.-10:05 a.m.

2 stops16h 49m

Montreal Pierre Elliott Trudeau Intl

Wed 4/6

6:05 a.m.-3:36 p.m.

2 stops10h 31m

C$ 768

DuluthMontreal

DLH - YUL

DLHYUL

Duluth Intl

Sun 25/5

3:04 p.m.-10:40 a.m.

1 stop18h 36m

Montreal Pierre Elliott Trudeau Intl

Fri 6/6

9:45 a.m.-5:33 p.m.

1 stop8h 48m

C$ 902

DuluthToronto

DLH - YYZ

DLHYYZ

Duluth Intl

Fri 13/6

6:13 p.m.-12:42 p.m.

1 stop17h 29m

Toronto Pearson Intl

Fri 20/6

6:35 p.m.-10:52 a.m.

1 stop17h 17m

C$ 997

Flights are sorted by cheapest round-trip flights first.

Deals found on 28/4

Best time to book a flight from Duluth to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Duluth 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 Duluth to Ontario

Rainfall in Ontario by month

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

In terms of precipitation, rainfall in Region of Ontario ranges from 51.0 - 83.0 mm per month. June is typically the wettest month, when rainfall can reach 83.0 mm. February is typically the driest time to visit Region of Ontario when rainfall is around 51.0 mm.

Temperature in Ontario by month

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

If weather is an important factor for your trip to Region of Ontario, 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 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -6.0 C).

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated 30 April 2025.
Delta
8.0
Very good
7,936 reviews
Check prices

Food

7.3

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,936 reviews
Delta
8.0
Very good
7,936 reviews
Check prices

Food

7.3

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very good
7,936 reviews
Check prices

Food

7.3

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Duluth to Ontario. 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 from for flights from Duluth to Ontario?

    If you book a flight to Ontario from Duluth, you will be flying from Duluth Intl, which is the city’s only airport. Duluth Intl (DLH) is located 9.3 km from the centre of Duluth.

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

    Yes. In addition to deals on Duluth to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Duluth to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Duluth to Ontario.

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

    Yes. Cheapflights offers flight deals from Duluth to Ontario 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 Duluth to Region of Ontario?

    Currently, January is the cheapest month in which you can book a flight from Duluth to Region of Ontario (average of C$ 167). Flying from Duluth to Region of Ontario in July is currently the most expensive (average of C$ 258). 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

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