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Billund

$314+ 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 8/20. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — BLL
jun. 23 — jun. 301
lun. 6/23
lun. 6/30
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 junio 18, 2025.

Round-trip from

$474
(Mytrip)

One-way from

$314
(British Airways)

Popular in

June

Cheapest in

November

Average price

$1,138
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 ($209 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($41 potential savings vs. average RT price).
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Average for round-trip flights in June 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 junio 18, 2025.

This Mytrip deal was found by Cheapflights users on 6/16. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 8/710:15 pmORD - BLL
1 stop16h 20mIcelandair
mié. 8/2010:35 pmBLL - ORD
1 stop29h 40mIcelandair
Deal found 6/16$474
This Cheapflightsfares deal was found by Cheapflights users on 6/15. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 8/197:15 pmORD - BLL
1 stop18h 20mScandinavian Airlines
mar. 8/269:55 amBLL - ORD
1 stop13h 15mScandinavian Airlines
Deal found 6/15$541
This Delta deal was found by Cheapflights users on 6/16. 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.
mar. 8/1910:35 amORD - BLL
2 stops15h 50mDelta
mar. 8/266:45 amBLL - ORD
1 stop15h 15mDelta
Deal found 6/16$561
This lol.travel deal was found by Cheapflights users on 6/16. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 8/710:35 pmORD - BLL
2 stops25h 10mFinnair
mié. 8/202:10 pmBLL - ORD
2 stops31h 30mFinnair
Deal found 6/16$601
This Delta deal was found by Cheapflights users on 6/16. 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.
jue. 8/76:20 pmMDW - BLL
2 stops16h 20mDelta
mié. 8/206:45 amBLL - MDW
2 stops18h 52mDelta
Deal found 6/16$721
This Mytrip deal was found by Cheapflights users on 6/16. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 8/711:11 amORD - BLL
3 stops27h 24mMultiple Airlines
mié. 8/2010:35 pmBLL - ORD
3 stops30h 16mMultiple Airlines
Deal found 6/16$766
This Ticket deal was found by Cheapflights users on 6/15. 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.
mié. 7/304:50 pmORD - BLL
1 stop17h 50mKLM
mié. 8/610:15 amBLL - ORD
1 stop11h 25mKLM
Deal found 6/15$784
This Air France deal was found by Cheapflights users on 6/16. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 6/295:10 pmORD - BLL
1 stop22h 15mAir France
mar. 7/156:00 amBLL - ORD
1 stop15h 10mAir France
Deal found 6/16$994
This Air Canada deal was found by Cheapflights users on 6/15. 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.
mar. 6/247:35 pmORD - BLL
2 stops35h 30mAir Canada
jue. 7/106:05 amBLL - ORD
2 stops32h 54mAir Canada
Deal found 6/15$1,106
This FlightHub deal was found by Cheapflights users on 6/16. 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.
jue. 6/2611:25 amORD - BLL
1 stop23h 45mTurkish Airlines
lun. 7/77:05 pmBLL - ORD
1 stop21h 35mTurkish Airlines
Deal found 6/16$1,144
This Cheapflightsfares deal was found by Cheapflights users on 6/15. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 7/279:40 pmORD - BLL
2 stops29h 30mLufthansa
dom. 8/32:45 pmBLL - ORD
2 stops27h 40mLufthansa
Deal found 6/15$1,197
This Air France deal was found by Cheapflights users on 6/17. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 7/91:46 pmMDW - BLL
2 stops12h 49mMultiple Airlines
lun. 8/410:15 amBLL - MDW
2 stops15h 25mMultiple Airlines
Deal found 6/17$1,361

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 junio 18, 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

jue. 8/7

10:15 pm-9:35 pm

1 stop16h 20m

Billund

mié. 8/20

10:35 pm-9:15 pm

1 stop29h 40m

$474

ChicagoBillund

ORD - BLL

ORDBLL

Chicago O'Hare Intl

mar. 8/19

7:15 pm-8:35 pm

1 stop18h 20m

Billund

mar. 8/26

9:55 am-4:10 pm

1 stop13h 15m

$541

ChicagoBillund

ORD - BLL

ORDBLL

Chicago O'Hare Intl

mar. 8/19

10:35 am-9:25 am

2 stops15h 50m

Billund

mar. 8/26

6:45 am-3:00 pm

1 stop15h 15m

$561

ChicagoBillund

ORD - BLL

ORDBLL

Chicago O'Hare Intl

jue. 8/7

10:35 pm-6:45 am

2 stops25h 10m

Billund

mié. 8/20

2:10 pm-2:40 pm

2 stops31h 30m

$601

ChicagoBillund

MDW - BLL

MDWBLL

Chicago Midway

jue. 8/7

6:20 pm-5:40 pm

2 stops16h 20m

Billund

mié. 8/20

6:45 am-6:37 pm

2 stops18h 52m

$721

ChicagoBillund

ORD - BLL

ORDBLL

Chicago O'Hare Intl

jue. 8/7

11:11 am-9:35 pm

3 stops27h 24m

Billund

mié. 8/20

10:35 pm-9:51 pm

3 stops30h 16m

$766

ChicagoBillund

ORD - BLL

ORDBLL

Chicago O'Hare Intl

mié. 7/30

4:50 pm-5:40 pm

1 stop17h 50m

Billund

mié. 8/6

10:15 am-2:40 pm

1 stop11h 25m

$784

ChicagoBillund

ORD - BLL

ORDBLL

Chicago O'Hare Intl

dom. 6/29

5:10 pm-10:25 pm

1 stop22h 15m

Billund

mar. 7/15

6:00 am-2:10 pm

1 stop15h 10m

$994

ChicagoBillund

ORD - BLL

ORDBLL

Chicago O'Hare Intl

mar. 6/24

7:35 pm-2:05 pm

2 stops35h 30m

Billund

jue. 7/10

6:05 am-7:59 am

2 stops32h 54m

$1,106

ChicagoBillund

ORD - BLL

ORDBLL

Chicago O'Hare Intl

jue. 6/26

11:25 am-6:10 pm

1 stop23h 45m

Billund

lun. 7/7

7:05 pm-9:40 am

1 stop21h 35m

$1,144

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/17

Showing 1-10 of 23 results
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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 $1,056). 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 junio 18, 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 junio 18, 2025.
Read through reviews of airlines operating flights from Chicago to Billund, such as Singapore Airlines, Delta and KLM. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.1
Very good
1,310 reviews

Comfort

7.9

Crew

8.6

Overall

8.1

Boarding

8.2

Entertainment

8.0

Food

7.7

Reviews

1 / 20
6.0
Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.
Singapore Airlines
8.1
Very good
1,310 reviews
Singapore Airlines
8.1
Very good
1,310 reviews

Comfort

7.9

Crew

8.6

Overall

8.1

Boarding

8.2

Entertainment

8.0

Food

7.7

Reviews

1 / 20
6.0
Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.
Delta
8.0
Very good
7,964 reviews
Singapore Airlines
8.1
Very good
1,310 reviews

Comfort

7.9

Crew

8.6

Overall

8.1

Boarding

8.2

Entertainment

8.0

Food

7.7

Reviews

1 / 20
6.0
Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.
KLM
7.8
Good
1,364 reviews
Singapore Airlines
8.1
Very good
1,310 reviews

Comfort

7.9

Crew

8.6

Overall

8.1

Boarding

8.2

Entertainment

8.0

Food

7.7

Reviews

1 / 20
6.0
Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.
LOT
7.6
Good
1,081 reviews
Singapore Airlines
8.1
Very good
1,310 reviews

Comfort

7.9

Crew

8.6

Overall

8.1

Boarding

8.2

Entertainment

8.0

Food

7.7

Reviews

1 / 20
6.0
Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.
Finnair
7.6
Good
1,292 reviews
Singapore Airlines
8.1
Very good
1,310 reviews

Comfort

7.9

Crew

8.6

Overall

8.1

Boarding

8.2

Entertainment

8.0

Food

7.7

Reviews

1 / 20
6.0
Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.

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 Icelandair is currently your cheapest option to Billund, with prices starting at $474. Additional round-trip tickets that might be worth considering are offered by Scandinavian Airlines and Delta, with the lowest prices starting at $541 and $561, respectively. Icelandair is 35% 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 British Airways, which is currently one of the cheapest options available, starting at $314. Lufthansa flights start at $410 while deals on Delta start at $432 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 $1,056). 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

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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 junio 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$490Average$723FlexibilityNo cancel feeOn-time76%
Scandinavian AirlinesCheapest$524Average$817FlexibilityNo cancel feeOn-time77%

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