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$573+ Cheap flights from Ontario (ONT) to Billund (BLL)

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 12/3. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — BLL
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Ontario to Billund

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Billund (BLL). 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 September 11, 2025.

Round-trip from

$573
(Delta)

Popular in

August

Cheapest in

January

Average price

$698
From Ontario to Billund
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($61 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
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Find flight deals from Ontario to Billund

Cheapest flights from Ontario to Billund
Explore the most affordable flight options available from Ontario to Billund. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Delta deal was found by Cheapflights users on 9/9. 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 12/311:45 amONT - BLL
2 stops21h 05mDelta
Sun 12/72:30 pmBLL - ONT
2 stops35h 37mDelta
Deal found 9/9$573
This United Airlines deal was found by Cheapflights users on 9/9. 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 12/35:05 amONT - BLL
2 stops23h 20mUnited Airlines
Sun 12/76:30 amBLL - ONT
3 stops25h 19mUnited Airlines
Deal found 9/9$750

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Billund 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 September 11, 2025.
Use the filters below to find and compare flights from Ontario to Billund that are best for you.

Fly from

Ontario

Fly to

Billund

Route

Depart

Return

Price

OntarioBillund

ONT - BLL

ONTBLL

Ontario

Wed 12/3

11:45 am-5:50 pm

2 stops21h 05m

Billund

Sun 12/7

2:30 pm-5:07 pm

2 stops35h 37m

$573

OntarioBillund

ONT - BLL

ONTBLL

Ontario

Wed 12/3

5:05 am-1:25 pm

2 stops23h 20m

Billund

Sun 12/7

6:30 am-10:49 pm

3 stops25h 19m

$750

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Best time to book a flight from Ontario to Billund

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

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

Currently, January is the cheapest month in which you can book a flight from Ontario to Billund (average of $564). Flying from Ontario to Billund in June is currently the most expensive (average of $1,053). 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 Billund. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Ontario to Billund?

    Delta and United Airlines can get you from Ontario to Billund in just under 21h 05m. Your travel time can differ by up to 2h 15m. The distance from Ontario to Billund is about 5483 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Ontario to Billund (average of $564). Flying from Ontario to Billund in June is currently the most expensive (average of $1,053). 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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