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$804+ Cheap flights from Aalborg (AAL) to Illinois

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 6/20. Fares are subject to change and may not be available on all flights or dates of travel.
AAL — ORD
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Aalborg to Illinois

Keep the following information in mind while searching for Aalborg to Illinois flight deals. Data was last updated June 12, 2025.

Round-trip from

$931
(Delta)

One-way from

$804
(Kiwi.com)

Popular in

July

Cheapest in

May

Average price

$809
From Aalborg to Illinois
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One-way flight from Aalborg to Illinois
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Highest demand for flights based on searches. 23% potential increase in price ($194 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($27 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 Aalborg to Illinois

Cheapest flights from Aalborg to Illinois
Explore the most affordable flight options available from Aalborg to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Delta deal was found by Cheapflights users on 6/10. 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 6/279:55 amAAL - ORD
1 stop11h 15mDelta
Tue 7/14:20 pmORD - AAL
1 stop14h 25mDelta
Deal found 6/10$931

Cheapflights Fare Finder

Customize your flight search to find flights from Aalborg to Illinois 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 June 12, 2025.
Use the filters below to find and compare flights from Aalborg to Illinois that are best for you.

Fly from

Aalborg

Fly to

Illinois

Route

Depart

Return

Price

AalborgChicago

AAL - ORD

AALORD

Aalborg

Fri 6/27

9:55 am-2:10 pm

1 stop11h 15m

Chicago O'Hare Intl

Tue 7/1

4:20 pm-1:45 pm

1 stop14h 25m

$931

AalborgChicago

AAL - ORD

AALORD

Aalborg

Fri 6/20

9:40 pm-12:05 pm

3 stops45h 25m

$804

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Best time to book a flight from Aalborg to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Aalborg 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 Aalborg to Illinois

What is the cheapest month to book a flight from Aalborg to Illinois?

Currently, August is the cheapest month in which you can book a flight from Aalborg to Illinois (average of $245). Flying from Aalborg to Illinois in March is currently the most expensive (average of $321). 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.

Rainfall in Illinois by month

Plan your trip to Illinois by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Illinois 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 Illinois when rainfall is around 1.7 in.

Temperature in Illinois by month

Plan your trip to Illinois by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Illinois, 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 Illinois

Get insights into the airlines that provide service to Illinois. 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 Illinois. Reviews last updated June 12, 2025.
Delta
8.0
Very good
7,946 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,946 reviews
Delta
8.0
Very good
7,946 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Aalborg to Illinois. 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 Aalborg to Illinois?

    Located just 4.0 mi from the city center, Aalborg (AAL) is the airport most travelers will use when flying to Illinois from Aalborg.

  • Can I find deals for flights from Aalborg to Illinois that include hotel bookings?

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

  • How can I find direct flights from Aalborg to Illinois?

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

  • Can I find deals for business class flights from Aalborg to Illinois?

    Yes. Cheapflights offers flight deals from Aalborg to Illinois 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 Aalborg to Illinois?

    Currently, August is the cheapest month in which you can book a flight from Aalborg to Illinois (average of $245). Flying from Aalborg to Illinois in March is currently the most expensive (average of $321). 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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