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O'Hare Intl

$392+ Cheap flights from Billund (BLL) to O'Hare Intl (ORD)

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 2/24. Fares are subject to change and may not be available on all flights or dates of travel.
BLL — ORD
Jan 21 — Jan 281
Tue 1/21
Tue 1/28
1 adult, Economy
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The best prices from Billund to Chicago O'Hare Intl are usually found in January or April, booked 24 days in advance, depart on a Thursday or Wednesday and return on a Tuesday

Cheap flight deals from Billund to O'Hare Intl

Discover tips and strategies to find the most affordable flight options for your journey from Billund (BLL) to O'Hare Intl (ORD). 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 January 16, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$392
(Ticket)

Popular in

July

Cheapest in

January

Average price

$460
Provider with most accurate pricing for Billund-Chicago O'Hare Intl flight deals.
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Provider most trusted by Cheapflights users for Billund-Chicago O'Hare Intl flights.
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From Billund to Chicago O'Hare Intl
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High demand for flights, 15% potential price rise
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Best time to find cheap flights, 3% potential price drop
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Average for round-trip flights in January 2025
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Find flight deals from Billund to O'Hare Intl

Cheapest flights from Billund to O'Hare Intl
Explore the most affordable flight options available from Billund to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 16, 2025.

This Ticket deal was found by Cheapflights users on 1/16. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/244:15 pmBLL - ORD
1 stop33h 30mBritish Airways
Sun 3/28:24 amORD - BLL
2 stops24h 01mBritish Airways
Deal found 1/16$392
This Finnair deal was found by Cheapflights users on 1/16. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/244:15 pmBLL - ORD
2 stops34h 02mMultiple Airlines
Sun 3/24:14 pmORD - BLL
2 stops16h 11mMultiple Airlines
Deal found 1/16$422
This LOT deal was found by Cheapflights users on 1/16. 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 LOT is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/1110:25 amBLL - ORD
2 stops16h 15mLOT
Sat 4/269:40 pmORD - BLL
1 stop29h 05mLOT
Deal found 1/16$538
This United Airlines deal was found by Cheapflights users on 1/16. 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.
Fri 4/1110:45 amBLL - ORD
1 stop16h 10mUnited Airlines
Fri 4/259:05 pmORD - BLL
2 stops30h 10mUnited Airlines
Deal found 1/16$580
This KLM deal was found by Cheapflights users on 1/16. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/126:35 pmBLL - ORD
1 stop26h 35mKLM
Fri 4/254:20 pmORD - BLL
1 stop11h 50mKLM
Deal found 1/16$645
This Scandinavian Airlines deal was found by Cheapflights users on 1/16. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/116:25 amBLL - ORD
3 stops22h 36mScandinavian Airlines
Sat 4/267:00 amORD - BLL
2 stops19h 25mScandinavian Airlines
Deal found 1/16$1,447

Find flights from Billund to O'Hare Intl within your budget

Customize your flight search to find flights from Billund to O'Hare Intl 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 January 16, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

BillundChicago

BLL - ORD

BLLORD

Billund

Mon 2/24

4:15 pm-6:45 pm

1 stop33h 30m

Chicago O'Hare Intl

Sun 3/2

8:24 am-3:25 pm

2 stops24h 01m

$392

BillundChicago

BLL - ORD

BLLORD

Billund

Mon 2/24

4:15 pm-7:17 pm

2 stops34h 02m

Chicago O'Hare Intl

Sun 3/2

4:14 pm-3:25 pm

2 stops16h 11m

$422

BillundChicago

BLL - ORD

BLLORD

Billund

Fri 4/11

10:25 am-7:40 pm

2 stops16h 15m

Chicago O'Hare Intl

Sat 4/26

9:40 pm-9:45 am

1 stop29h 05m

$538

BillundChicago

BLL - ORD

BLLORD

Billund

Fri 4/11

10:45 am-7:55 pm

1 stop16h 10m

Chicago O'Hare Intl

Fri 4/25

9:05 pm-10:15 am

2 stops30h 10m

$580

BillundChicago

BLL - ORD

BLLORD

Billund

Sat 4/12

6:35 pm-2:10 pm

1 stop26h 35m

Chicago O'Hare Intl

Fri 4/25

4:20 pm-11:10 am

1 stop11h 50m

$645

BillundChicago

BLL - ORD

BLLORD

Billund

Fri 4/11

6:25 am-10:01 pm

3 stops22h 36m

Chicago O'Hare Intl

Sat 4/26

7:00 am-9:25 am

2 stops19h 25m

$1,447

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/16

  • Most accurate provider: When it comes to deals on Billund-Chicago O'Hare Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Billund-Chicago O'Hare Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Billund-Chicago O'Hare Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Billund-Chicago O'Hare Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Billund-Chicago O'Hare Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Billund to O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from Billund 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.

Travel insights for flights from Billund to O'Hare Intl

Get recent, data-driven insights about flights from Billund to O'Hare Intl including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Billund to Chicago O'Hare Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Billund to O'Hare Intl. Price data was last updated on January 10, 2025.

To ensure you get the cheapest price possible for a flight from Billund to Chicago O'Hare Intl Airport, you should look to book at least 24 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Billund to Chicago O'Hare Intl Airport?

Currently, August is the cheapest month in which you can book a flight from Billund to Chicago O'Hare Intl Airport (average of $245). Flying from Billund to Chicago O'Hare Intl Airport in March is currently the most expensive (average of $320). 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.

What is the cheapest time of day to fly from BLL to ORD?

Find hourly flight availability from Billund to O'Hare Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 16, 2025.

It’s typically best to fly out from Billund to Chicago O'Hare Intl Airport in the morning. Doing so could potentially save you 3% on the flight price compared to flying at noon, which is usually more expensive.

Rainfall in O'Hare Intl by month

Plan your trip to O'Hare Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Chicago O'Hare Intl Airport ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Chicago O'Hare Intl Airport when rainfall is around 1.7 in.

Temperature in O'Hare Intl by month

Plan your trip to O'Hare Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Chicago O'Hare Intl Airport, 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 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing O'Hare Intl

Get insights into the airlines that provide service to O'Hare Intl. 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 O'Hare Intl. Reviews last updated January 16, 2025.
KLM
7.8
Good
1,339 reviews

Entertainment

7.2

Overall

7.8

Crew

8.4

Comfort

7.7

Boarding

7.8

Food

7.3

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

KLM
7.8
Good
1,339 reviews
KLM
7.8
Good
1,339 reviews

Entertainment

7.2

Overall

7.8

Crew

8.4

Comfort

7.7

Boarding

7.8

Food

7.3

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

LOT
7.6
Good
1,112 reviews
KLM
7.8
Good
1,339 reviews

Entertainment

7.2

Overall

7.8

Crew

8.4

Comfort

7.7

Boarding

7.8

Food

7.3

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

United Airlines
7.4
Good
8,964 reviews
KLM
7.8
Good
1,339 reviews

Entertainment

7.2

Overall

7.8

Crew

8.4

Comfort

7.7

Boarding

7.8

Food

7.3

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Scandinavian Airlines
7.3
Good
1,308 reviews
KLM
7.8
Good
1,339 reviews

Entertainment

7.2

Overall

7.8

Crew

8.4

Comfort

7.7

Boarding

7.8

Food

7.3

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

British Airways
6.6
Okay
6,823 reviews
KLM
7.8
Good
1,339 reviews

Entertainment

7.2

Overall

7.8

Crew

8.4

Comfort

7.7

Boarding

7.8

Food

7.3

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Related info for your journey

Find useful and relevant information for your journey from Billund to O'Hare Intl. 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 Billund to Chicago O'Hare Intl?

    Billund (BLL) is the airport you will fly out of if you book a flight from Billund to Chicago O'Hare Intl. You should not have trouble finding flights to Chicago O'Hare Intl from Billund; the airport handles an average of 0 outbound flights to Chicago O'Hare Intl per day. You should also have plenty of airline options to choose from since 3 airlines have flights from the Billund airport to Chicago O'Hare Intl. It is only a 1.7 mi journey to Billund (BLL) from Billund’s city center.

  • What are the cheapest airlines flying from Billund to Chicago O'Hare Intl Airport round-trip?

    Our cheapest airline available from Billund to Chicago O'Hare Intl Airport is British Airways. Our recent data shows that you can find tickets from as low as $392 on this airline. Additional options worth looking into are LOT and United Airlines, starting at $538 and $580 round-trip. British Airways is priced at 34% lower than the current average price of a flight leaving 3 months from now.

  • Can I find deals for flights from Billund to O'Hare Intl that include hotel bookings?

    Yes. In addition to deals on Billund to O'Hare Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Billund to O'Hare Intl?

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

  • Can I find deals for business class flights from Billund to O'Hare Intl?

    Yes. Cheapflights offers flight deals from Billund to O'Hare Intl 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 Billund to Chicago O'Hare Intl Airport?

    Currently, August is the cheapest month in which you can book a flight from Billund to Chicago O'Hare Intl Airport (average of $245). Flying from Billund to Chicago O'Hare Intl Airport in March is currently the most expensive (average of $320). 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 Billund?

Book flights to Billund if you plan to visit one of these locations
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Schaumburg
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Alternative routes for Billund to O'Hare Intl

See prices for flight routes from nearby airports that may be better suited for you.
Copenhagen to O'Hare Intl flights

Top 3 airlines flying from Billund to O'Hare Intl

Discover the top 3 airlines that operate flights from Billund to O'Hare Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$427Average$697FlexibilityNo cancel feeOn-time69%
KLMCheapest$463Average$801FlexibilityNo cancel feeOn-time75%
LufthansaCheapest$539Average$696FlexibilityNo cancel feeOn-time76%
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