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$2,125+ Cheap flights from Ontario to Dubuque (DBQ)

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 1/11. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — DBQ
Jan 13 — Jan 201
Tue 1/13
Tue 1/20
1 adult, Economy
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Cheap flight deals from Ontario to Dubuque

Best flights from Ontario to Dubuque
Discover carefully curated flight deals from Ontario to Dubuque that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 14, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/1111:00 amYYZ - DBQ
1 stop10h 40mMultiple Airlines
Sun 1/186:00 amDBQ - YYZ
2 stops31h 20mMultiple Airlines
Deal found 12/14$2,125

Find flight deals from Ontario to Dubuque

Keep the following information in mind while searching for Ontario to Dubuque flight deals. Data was last updated December 14, 2025.

Round-trip from

$2,125
(Kiwi.com)
From Ontario to Dubuque
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Dubuque 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 December 14, 2025.
Use the filters below to find and compare flights from Ontario to Dubuque that are best for you.

Fly from

Ontario

Fly to

Dubuque

Route

Depart

Return

Price

TorontoDubuque

YYZ - DBQ

YYZDBQ

Toronto Pearson Intl

Sun 1/11

11:00 am-8:40 pm

1 stop10h 40m

Dubuque

Sun 1/18

6:00 am-2:20 pm

2 stops31h 20m

$2,125

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/14

Best time to book a flight from Ontario to Dubuque

Have a flexible travel schedule? Discover the best time to fly to Dubuque 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 Dubuque

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

Currently, May is the cheapest month in which you can book a flight from Region of Ontario to Dubuque (average of $148). Flying from Region of Ontario to Dubuque in August is currently the most expensive (average of $567). 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 Ontario to Dubuque. 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 Dubuque from Ontario?

    Most people fly into Dubuque (DBQ) if they book a flight to Dubuque from Ontario. Dubuque is conveniently located just 7.1 mi from Dubuque’s city center.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario to Dubuque 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 Dubuque?

    Currently, May is the cheapest month in which you can book a flight from Region of Ontario to Dubuque (average of $148). Flying from Region of Ontario to Dubuque in August is currently the most expensive (average of $567). 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 Dubuque?

Book flights to Dubuque if you plan to visit one of these locations
Prairie du Chien
Galena

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