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Billund

$422+ Cheap flights from Chicago (CHI) to Billund (BLL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/1. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — BLL
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
1 adult, Economy
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Cheap flight deals from Chicago to Billund

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) 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 April 17, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$623
(KLM)

One-way from

$422
(Flightnetwork)

Popular in

June

Cheapest in

March

Average price

$690
Provider with most accurate pricing for Chicago (CHI)-Billund flight deals.
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Provider most trusted by Cheapflights users for Chicago (CHI)-Billund flights.
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From Chicago (CHI) to Billund
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One-way flight from Chicago (CHI) to Billund
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Highest demand for flights based on searches. 21% potential increase in price ($203 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($40 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Chicago to Billund

Cheapest flights from Chicago to Billund
Explore the most affordable flight options available from Chicago to Billund. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

This Air Canada deal was found by Cheapflights users on 4/16. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1910:40 amORD - BLL
2 stops20h 20mAir Canada
Tue 8/262:55 pmBLL - ORD
2 stops24h 06mAir Canada
Deal found 4/16$583
This FlightHub deal was found by Cheapflights users on 4/16. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/193:35 pmORD - BLL
1 stop13h 50mLufthansa
Tue 8/266:00 amBLL - ORD
1 stop13h 30mLufthansa
Deal found 4/16$590
This FlightHub deal was found by Cheapflights users on 4/16. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1910:40 amORD - BLL
2 stops20h 20mMultiple Airlines
Tue 8/266:00 amBLL - ORD
1 stop13h 30mMultiple Airlines
Deal found 4/16$594
This Delta deal was found by Cheapflights users on 4/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/55:05 pmORD - BLL
2 stops16h 20mDelta
Tue 5/276:00 amBLL - ORD
1 stop15h 10mDelta
Deal found 4/16$628
This Delta deal was found by Cheapflights users on 4/17. 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.
Fri 4/183:02 pmMDW - BLL
2 stops13h 08mDelta
Thu 4/2410:15 amBLL - MDW
2 stops15h 05mDelta
Deal found 4/17$733
This Gotogate deal was found by Cheapflights users on 4/17. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/17:15 pmORD - BLL
1 stop12h 50mScandinavian Airlines
Sun 6/86:20 pmBLL - ORD
1 stop28h 50mScandinavian Airlines
Deal found 4/17$741
This FlightHub deal was found by Cheapflights users on 4/17. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/2711:25 amORD - BLL
1 stop23h 45mTurkish Airlines
Sun 8/310:05 amBLL - ORD
1 stop30h 35mTurkish Airlines
Deal found 4/17$775
This KLM deal was found by Cheapflights users on 4/16. 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.
Wed 7/94:50 pmORD - BLL
1 stop23h 15mKLM
Mon 8/411:50 amBLL - ORD
1 stop33h 20mKLM
Deal found 4/16$874
This WestJet deal was found by Cheapflights users on 4/17. 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 WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/15:30 pmORD - BLL
2 stops39h 55mWestJet
Sun 6/86:15 amBLL - ORD
2 stops41h 29mWestJet
Deal found 4/17$2,042
This AranGrant deal was found by Cheapflights users on 4/17. 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 AranGrant is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/84:56 pmORD - BLL
2 stops16h 24mBritish Airways
Tue 8/265:05 pmBLL - ORD
1 stop27h 45mBritish Airways
Deal found 4/17$3,711

Cheapflights Fare Finder

Customize your flight search to find flights from Chicago 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 April 17, 2025.
Use the filters below to find and compare flights from Chicago to Billund that are best for you.

Fly from

Chicago

Fly to

Billund

Route

Depart

Return

Price

ChicagoBillund

ORD - BLL

ORDBLL

Chicago O'Hare Intl

Tue 8/19

10:40 am-2:00 pm

2 stops20h 20m

Billund

Tue 8/26

2:55 pm-8:01 am

2 stops24h 06m

$583

ChicagoBillund

ORD - BLL

ORDBLL

Chicago O'Hare Intl

Tue 8/19

3:35 pm-12:25 pm

1 stop13h 50m

Billund

Tue 8/26

6:00 am-12:30 pm

1 stop13h 30m

$590

ChicagoBillund

ORD - BLL

ORDBLL

Chicago O'Hare Intl

Tue 8/19

10:40 am-2:00 pm

2 stops20h 20m

Billund

Tue 8/26

6:00 am-12:30 pm

1 stop13h 30m

$594

ChicagoBillund

ORD - BLL

ORDBLL

Chicago O'Hare Intl

Mon 5/5

5:05 pm-4:25 pm

2 stops16h 20m

Billund

Tue 5/27

6:00 am-2:10 pm

1 stop15h 10m

$628

ChicagoBillund

ORD - BLL

ORDBLL

Chicago O'Hare Intl

Sun 6/1

7:15 pm-3:05 pm

1 stop12h 50m

Billund

Sun 6/8

6:20 pm-4:10 pm

1 stop28h 50m

$741

ChicagoBillund

ORD - BLL

ORDBLL

Chicago O'Hare Intl

Sun 7/27

11:25 am-6:10 pm

1 stop23h 45m

Billund

Sun 8/3

10:05 am-9:40 am

1 stop30h 35m

$775

ChicagoBillund

ORD - BLL

ORDBLL

Chicago O'Hare Intl

Wed 7/9

4:50 pm-11:05 pm

1 stop23h 15m

Billund

Mon 8/4

11:50 am-2:10 pm

1 stop33h 20m

$874

ChicagoBillund

MDW - BLL

MDWBLL

Chicago Midway

Wed 4/30

9:20 am-9:35 am

2 stops17h 15m

Billund

Tue 5/6

6:00 am-4:12 pm

2 stops17h 12m

$879

ChicagoBillund

ORD - BLL

ORDBLL

Chicago O'Hare Intl

Sun 6/1

5:30 pm-4:25 pm

2 stops39h 55m

Billund

Sun 6/8

6:15 am-4:44 pm

2 stops41h 29m

$2,042

ChicagoBillund

ORD - BLL

ORDBLL

Chicago O'Hare Intl

Tue 7/8

4:56 pm-4:20 pm

2 stops16h 24m

Billund

Tue 8/26

5:05 pm-1:50 pm

1 stop27h 45m

$3,711

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

Showing 1-10 of 13 results
1
2
  • Most accurate provider: When it comes to deals on Chicago-Billund flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Chicago-Billund flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Chicago-Billund flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Chicago-Billund flights, Cheapflights users trust AranGrant the most. AranGrant 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 Chicago-Billund 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 Chicago to Billund

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

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

Currently, January is the cheapest month in which you can book a flight from Chicago to Billund (average of $564). Flying from Chicago to Billund in June is currently the most expensive (average of $1,114). 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 CHI to BLL?

Find hourly flight availability from Chicago to Billund. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 17, 2025.

A simple way to save on the total cost of your ticket is to fly from Chicago to Billund in the afternoon. If you’re flexible enough to do this you can expect to save up to 31% on your trip compared to booking a flight in the morning.

Reviews of airlines servicing Billund

Get insights into the airlines that provide service to Billund. 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 Billund. Reviews last updated April 17, 2025.
Read through reviews of airlines operating flights from Chicago to Billund, such as Delta, KLM and LOT. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,917 reviews

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,917 reviews
Delta
8.0
Very good
7,917 reviews

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,329 reviews
Delta
8.0
Very good
7,917 reviews

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
LOT
7.6
Good
1,065 reviews
Delta
8.0
Very good
7,917 reviews

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Finnair
7.6
Good
1,269 reviews
Delta
8.0
Very good
7,917 reviews

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,667 reviews
Delta
8.0
Very good
7,917 reviews

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Chicago to Billund. 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 Billund from Chicago?

    If you book a flight to Billund from Chicago, you will be flying to Billund, which is the city’s only airport. Billund (BLL) is located 1.7 mi from the center of Billund. There are 0 flights from Chicago to Billund per day from 3 different airlines.

  • What are the cheapest airlines flying from Chicago to Billund round-trip?

    Flying on Delta is currently your cheapest option to Billund, with prices starting at $628. Additional round-trip tickets that might be worth considering are offered by KLM and United Airlines, with the lowest prices starting at $664 and $676, respectively. Delta is 15% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Chicago to Billund one-way?

    To fly one-way, consider booking your trip with Icelandair, which is currently one of the cheapest options available, starting at $422. Air Canada flights start at $564 while deals on KLM start at $680 one-way.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Chicago to Billund (average of $564). Flying from Chicago to Billund in June is currently the most expensive (average of $1,114). 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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Top 3 airlines flying from Chicago to Billund

Discover the top 3 airlines that operate flights from Chicago to Billund. 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 April 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$490Average$723FlexibilityNo cancel feeOn-time76%
KLMCheapest$501Average$898FlexibilityNo cancel feeOn-time75%
Scandinavian AirlinesCheapest$524Average$945FlexibilityNo cancel feeOn-time77%

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