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Billund

$513+ 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 4/27. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — BLL
Mar 19 — Mar 261
Wed 3/19
Wed 3/26
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 March 14, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
1 star

Round-trip from

$596
(Finnair)

One-way from

$513
(United Airlines)

Popular in

June

Cheapest in

April

Average price

$578
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. 22% potential increase in price ($217 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($42 potential savings vs. average RT price).
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Average for round-trip flights in March 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 March 14, 2025.

This Ticket deal was found by Cheapflights users on 3/12. 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.
Sat 4/264:55 pmORD - BLL
1 stop14h 50mBritish Airways
Sat 5/34:25 pmBLL - ORD
1 stop30h 30mBritish Airways
Deal found 3/12$559
This StudentUniverse deal was found by Cheapflights users on 3/12. 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 StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/110:20 pmORD - BLL
2 stops25h 25mFinnair
Sun 5/258:55 pmBLL - ORD
2 stops34h 01mFinnair
Deal found 3/12$580
This Air France deal was found by Cheapflights users on 3/12. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/65:10 pmORD - BLL
1 stop22h 15mAir France
Tue 5/276:45 amBLL - ORD
1 stop15h 15mAir France
Deal found 3/12$611
This Delta deal was found by Cheapflights users on 3/13. 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.
Thu 4/244:20 pmORD - BLL
1 stop10h 15mDelta
Sun 4/276:00 amBLL - ORD
1 stop15h 10mDelta
Deal found 3/13$622
This KLM deal was found by Cheapflights users on 3/13. 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.
Thu 4/244:20 pmORD - BLL
1 stop23h 40mKLM
Mon 4/2811:50 amBLL - ORD
1 stop33h 20mKLM
Deal found 3/13$623
This Kiwi.com deal was found by Cheapflights users on 3/12. 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.
Thu 3/1311:35 pmORD - BLL
1 stop17h 50mLufthansa
Thu 3/201:10 pmBLL - ORD
1 stop12h 15mLufthansa
Deal found 3/12$624
This United deal was found by Cheapflights users on 3/12. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/139:20 amORD - BLL
2 stops18h 50mMultiple Airlines
Thu 3/201:10 pmBLL - ORD
1 stop12h 15mMultiple Airlines
Deal found 3/12$639
This United Airlines deal was found by Cheapflights users on 3/13. 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 4/227:30 amORD - BLL
2 stops23h 30mUnited Airlines
Tue 4/296:00 amBLL - ORD
2 stops21h 00mUnited Airlines
Deal found 3/13$652
This Air France deal was found by Cheapflights users on 3/13. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/223:02 pmMDW - BLL
2 stops13h 03mMultiple Airlines
Tue 4/296:00 amBLL - MDW
2 stops15h 22mMultiple Airlines
Deal found 3/13$753
This Scandinavian Airlines deal was found by Cheapflights users on 3/12. 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.
Tue 4/227:10 amORD - BLL
2 stops19h 05mScandinavian Airlines
Tue 4/296:25 amBLL - ORD
3 stops22h 00mScandinavian Airlines
Deal found 3/12$761
This Delta deal was found by Cheapflights users on 3/13. 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.
Thu 4/249:20 amMDW - BLL
2 stops17h 15mDelta
Sun 4/2710:15 amBLL - MDW
2 stops15h 05mDelta
Deal found 3/13$791
This FlightHub deal was found by Cheapflights users on 3/13. 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.
Fri 7/257:50 pmORD - BLL
1 stop30h 20mTurkish Airlines
Fri 8/87:05 pmBLL - ORD
1 stop29h 50mTurkish Airlines
Deal found 3/13$850

Find flights from Chicago to Billund within your budget

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 March 14, 2025.

Fly from

Chicago

Fly to

Billund

Route

Depart

Return

Price

ChicagoBillund

ORD - BLL

ORDBLL

Chicago O'Hare Intl

Sat 4/26

4:55 pm-2:45 pm

1 stop14h 50m

Billund

Sat 5/3

4:25 pm-3:55 pm

1 stop30h 30m

$559

ChicagoBillund

ORD - BLL

ORDBLL

Chicago O'Hare Intl

Thu 5/1

10:20 pm-6:45 am

2 stops25h 25m

Billund

Sun 5/25

8:55 pm-11:56 pm

2 stops34h 01m

$580

ChicagoBillund

ORD - BLL

ORDBLL

Chicago O'Hare Intl

Tue 5/6

5:10 pm-10:25 pm

1 stop22h 15m

Billund

Tue 5/27

6:45 am-3:00 pm

1 stop15h 15m

$611

ChicagoBillund

ORD - BLL

ORDBLL

Chicago O'Hare Intl

Thu 4/24

4:20 pm-9:35 am

1 stop10h 15m

Billund

Sun 4/27

6:00 am-2:10 pm

1 stop15h 10m

$622

ChicagoBillund

ORD - BLL

ORDBLL

Chicago O'Hare Intl

Thu 4/24

4:20 pm-11:00 pm

1 stop23h 40m

Billund

Mon 4/28

11:50 am-2:10 pm

1 stop33h 20m

$623

ChicagoBillund

ORD - BLL

ORDBLL

Chicago O'Hare Intl

Sat 4/26

1:25 pm-1:30 pm

2 stops17h 05m

Billund

Sat 5/3

11:55 am-8:47 pm

2 stops15h 52m

$640

ChicagoBillund

ORD - BLL

ORDBLL

Chicago O'Hare Intl

Sun 4/27

4:00 pm-10:05 am

1 stop11h 05m

Billund

Sun 5/4

6:00 am-12:30 pm

1 stop13h 30m

$647

ChicagoBillund

ORD - BLL

ORDBLL

Chicago O'Hare Intl

Tue 4/22

7:30 am-2:00 pm

2 stops23h 30m

Billund

Tue 4/29

6:00 am-8:00 pm

2 stops21h 00m

$652

ChicagoBillund

MDW - BLL

MDWBLL

Chicago Midway

Tue 4/22

3:02 pm-11:05 am

2 stops13h 03m

Billund

Tue 4/29

6:00 am-2:22 pm

2 stops15h 22m

$753

ChicagoBillund

ORD - BLL

ORDBLL

Chicago O'Hare Intl

Tue 4/22

7:10 am-9:15 am

2 stops19h 05m

Billund

Tue 4/29

6:25 am-9:25 pm

3 stops22h 00m

$761

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/13

Showing 1-10 of 15 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.

Travel insights for flights from Chicago to Billund

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

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 $1,117). 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 March 14, 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 March 14, 2025.
Read through reviews of airlines operating flights from Chicago to Billund, such as Delta, KLM and Finnair. 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
7,944 reviews

Crew

8.5

Food

7.3

Boarding

8.2

Overall

8.0

Comfort

8.0

Entertainment

7.9

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
7,944 reviews
Delta
8.0
Very good
7,944 reviews

Crew

8.5

Food

7.3

Boarding

8.2

Overall

8.0

Comfort

8.0

Entertainment

7.9

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
1,320 reviews
Delta
8.0
Very good
7,944 reviews

Crew

8.5

Food

7.3

Boarding

8.2

Overall

8.0

Comfort

8.0

Entertainment

7.9

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
1,268 reviews
Delta
8.0
Very good
7,944 reviews

Crew

8.5

Food

7.3

Boarding

8.2

Overall

8.0

Comfort

8.0

Entertainment

7.9

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.

Air France
7.4
Good
1,424 reviews
Delta
8.0
Very good
7,944 reviews

Crew

8.5

Food

7.3

Boarding

8.2

Overall

8.0

Comfort

8.0

Entertainment

7.9

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
8,623 reviews
Delta
8.0
Very good
7,944 reviews

Crew

8.5

Food

7.3

Boarding

8.2

Overall

8.0

Comfort

8.0

Entertainment

7.9

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 2 different airlines.

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

    Flying on Finnair is currently your cheapest option to Billund, with prices starting at $596. Additional round-trip tickets that might be worth considering are offered by British Airways and Delta, with the lowest prices starting at $597 and $622, respectively. Finnair is 18% cheaper than the average price of flights available within the next 90 days to this destination.

  • 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 $1,117). 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 2 airlines flying from Chicago to Billund

Discover the top 2 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 March 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$490Average$723FlexibilityNo cancel feeOn-time76%
KLMCheapest$501Average$932FlexibilityNo cancel feeOn-time75%
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