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Cheap flights from Duluth to Ontario (DLH - ONT)

DLH — ONT
jul. 6 — jul. 131
dom. 7/6
dom. 7/13
1 adult, Economy
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Cheap flight deals from Duluth to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Duluth (DLH) to Ontario (ONT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated julio 1, 2025.

Popular in

May

Cheapest in

January

Average price

$402
Highest demand for flights based on searches. 24% potential increase in price ($143 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($23 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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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

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

Currently, August is the cheapest month in which you can book a flight from Duluth to Ontario (average of $246). Flying from Duluth to Ontario in March is currently the most expensive (average of $328). 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.

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.

  • 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 Ontario?

    Currently, August is the cheapest month in which you can book a flight from Duluth to Ontario (average of $246). Flying from Duluth to Ontario in March is currently the most expensive (average of $328). 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.

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