HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Billund

$554+ 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 3/5. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — BLL
Mar 7 — Mar 141
Sat 3/7
Sat 3/14
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Ontario to Billund with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap 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 February 5, 2026.

This United Airlines deal was found by Cheapflights users on 2/4. 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.
Thu 3/56:15 am
ONT
-
BLL
2 stops22h 05m
United Airlines
Mon 3/910:40 am
BLL
-
ONT
2 stops19h 56m
United Airlines
Deal found 2/4$554
This Delta deal was found by Cheapflights users on 2/5. 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.
Tue 5/264:58 pm
ONT
-
BLL
2 stops15h 57m
Delta
Tue 6/22:20 pm
BLL
-
ONT
2 stops18h 14m
Delta
Deal found 2/5$664
This United Airlines deal was found by Cheapflights users on 2/5. 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.
Tue 5/261:33 pm
ONT
-
BLL
2 stops19h 22m
United Airlines
Wed 6/36:00 am
BLL
-
ONT
2 stops25h 34m
United Airlines
Deal found 2/5$665
This Delta deal was found by Cheapflights users on 2/5. 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.
Sun 5/245:50 pm
ONT
-
BLL
2 stops39h 05m
Delta
Thu 6/411:45 am
BLL
-
ONT
2 stops19h 32m
Delta
Deal found 2/5$669
This United Airlines deal was found by Cheapflights users on 2/5. 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.
Thu 5/287:00 am
ONT
-
BLL
2 stops22h 00m
United Airlines
Thu 6/42:45 pm
BLL
-
ONT
2 stops40h 43m
United Airlines
Deal found 2/5$671
This Delta deal was found by Cheapflights users on 2/5. 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.
Sun 5/245:50 pm
ONT
-
BLL
2 stops54h 45m
Delta
Sun 5/3111:10 am
BLL
-
ONT
2 stops58h 41m
Delta
Deal found 2/5$675
This United Airlines deal was found by Cheapflights users on 2/4. 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.
Sat 10/31:00 pm
ONT
-
BLL
2 stops16h 10m
United Airlines
Sat 10/316:30 am
BLL
-
ONT
2 stops22h 51m
United Airlines
Deal found 2/4$711
This United Airlines deal was found by Cheapflights users on 2/5. 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.
Tue 5/266:00 am
ONT
-
BLL
2 stops26h 55m
United Airlines
Sun 5/316:00 am
BLL
-
ONT
2 stops25h 28m
United Airlines
Deal found 2/5$713
This United Airlines deal was found by Cheapflights users on 2/5. 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.
Tue 5/266:00 am
ONT
-
BLL
2 stops26h 55m
United Airlines
Mon 6/12:45 pm
BLL
-
ONT
2 stops40h 43m
United Airlines
Deal found 2/5$720
This Delta deal was found by Cheapflights users on 2/5. 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 5/271:35 pm
ONT
-
BLL
2 stops19h 20m
Delta
Fri 6/511:45 am
BLL
-
ONT
2 stops19h 32m
Delta
Deal found 2/5$730
This United Airlines deal was found by Cheapflights users on 2/5. 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.
Thu 5/287:00 am
ONT
-
BLL
2 stops22h 00m
United Airlines
Sat 5/303:00 pm
BLL
-
ONT
2 stops40h 28m
United Airlines
Deal found 2/5$734

Find 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 February 5, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$554
(United Airlines)

Popular in

January

Cheapest in

November

Average price

$549
Provider with most accurate pricing for Los Angeles-Billund flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles-Billund flights.
Search Deals
From Ontario to Billund
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($99 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($29 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

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 February 5, 2026.
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

Thu 3/5

1:40 pm-6:20 pm

2 stops19h 40m

Billund

Mon 3/9

10:40 am-10:36 pm

2 stops19h 56m

$554

OntarioBillund

ONT - BLL

ONTBLL

Ontario

Tue 5/26

4:58 pm-5:55 pm

2 stops15h 57m

Billund

Tue 6/2

2:20 pm-11:34 pm

2 stops18h 14m

$664

OntarioBillund

ONT - BLL

ONTBLL

Ontario

Wed 5/27

1:33 pm-5:50 pm

2 stops19h 17m

Billund

Wed 6/3

6:00 am-10:34 pm

2 stops25h 34m

$665

OntarioBillund

ONT - BLL

ONTBLL

Ontario

Tue 5/26

1:33 pm-5:55 pm

2 stops19h 22m

Billund

Tue 6/2

6:05 am-9:40 pm

2 stops24h 35m

$665

OntarioBillund

ONT - BLL

ONTBLL

Ontario

Tue 5/26

1:33 pm-5:55 pm

2 stops19h 22m

Billund

Wed 6/3

6:00 am-10:34 pm

2 stops25h 34m

$665

OntarioBillund

ONT - BLL

ONTBLL

Ontario

Sun 5/24

5:50 pm-5:55 pm

2 stops39h 05m

Billund

Mon 6/1

11:45 am-10:17 pm

2 stops19h 32m

$669

OntarioBillund

ONT - BLL

ONTBLL

Ontario

Tue 5/26

6:00 am-5:55 pm

2 stops26h 55m

Billund

Thu 6/4

2:45 pm-12:20 pm

2 stops30h 35m

$671

OntarioBillund

ONT - BLL

ONTBLL

Ontario

Thu 5/28

7:00 am-2:00 pm

2 stops22h 00m

Billund

Wed 6/3

2:55 pm-5:47 pm

2 stops35h 52m

$671

OntarioBillund

ONT - BLL

ONTBLL

Ontario

Sun 5/24

5:50 pm-9:35 am

2 stops54h 45m

Billund

Sun 5/31

11:10 am-12:51 pm

2 stops58h 41m

$675

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/3

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, October is the cheapest month in which you can book a flight from Ontario to Billund (average of $480). Flying from Ontario to Billund in July is currently the most expensive (average of $692). 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?

    United Airlines and Delta can get you from Ontario to Billund in just under 15h 57m. Your travel time can differ by up to 3h 43m. 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, October is the cheapest month in which you can book a flight from Ontario to Billund (average of $480). Flying from Ontario to Billund in July is currently the most expensive (average of $692). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.