What are the cheapest airlines to fly from Illinois to Sweden one-way?

$384 is the cheapest one-way deal found within the past few days, from Icelandair. You may also be able to find cheap deals on Delta and SWISS, with prices starting from $409 and $415, respectively.

How far in advance should I book a flight from Illinois to Sweden?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 18 days in advance, which can save you up to 21% on flights from Illinois to Sweden compared to booking the week you need them. Waiting 18 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $572. For sooner than that we have options available in the next 3 days from $593.

What is the cheapest month to fly from Illinois to Sweden?

Flights from Illinois to Sweden lean towards being more expensive in June. Prices are generally better when you fly from Illinois to Sweden in February, with the cheapest ticket starting at $376.

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

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

How can I find direct flights from Illinois to Sweden?

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

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

Yes. Cheapflights offers flight deals from Illinois to Sweden by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$663+ Flights from Illinois to Sweden

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Cheap flight deals from Illinois to Sweden

Most accurate provider	AranGrant 3 stars
Most trusted provider	AranGrant 3 stars
Round-trip from	$554 (StudentUniverse)
One-way from	$351 (Mytrip)
Popular in	June
Cheapest in	February
Average price	$590

Provider with most accurate pricing for Chicago (CHI)-Stockholm (STO) flight deals.

Search Deals

Provider most trusted by Cheapflights users for Chicago (CHI)-Stockholm (STO) flights.

Search Deals

From Illinois to Sweden

Search Deals

One-way flight from Illinois to Sweden

Search Deals

Highest demand for flights based on searches. 23% potential increase in price ($188 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease ($26 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 2025

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Find flight deals from Illinois to Sweden

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

Mon 11/247:20 pmORD - GOT

1 stop12h 35mScandinavian Airlines

Tue 12/27:55 pmGOT - ORD

2 stops51h 50mScandinavian Airlines

Deal found 4/17

$433

Mon 11/248:45 pmORD - GOT

1 stop14h 35mFinnair

Tue 12/27:05 pmGOT - ORD

1 stop25h 50mFinnair

Deal found 4/17

$528

Mon 11/2411:20 amORD - GOT

2 stops16h 55mAir Canada

Tue 12/22:05 pmGOT - ORD

2 stops27h 53mAir Canada

Deal found 4/17

$542

Sun 9/72:01 pmSTL - ARN

2 stops25h 39mFinnair

Tue 9/239:20 pmARN - STL

2 stops28h 01mFinnair

Deal found 4/15

$554

Tue 10/1410:35 pmORD - ARN

1 stop13h 55mAmerican Airlines

Wed 10/298:50 amARN - ORD

2 stops19h 03mAmerican Airlines

Deal found 4/16

$557

Wed 8/136:00 amSTL - ARN

1 stop18h 20mMultiple Airlines

Wed 8/206:20 amARN - STL

2 stops20h 40mMultiple Airlines

Deal found 4/15

$557

Wed 5/710:45 amORD - ARN

2 stops17h 15mAir Canada

Wed 5/146:20 amARN - ORD

2 stops20h 52mAir Canada

Deal found 4/17

$559

Wed 5/75:15 pmORD - ARN

2 stops17h 05mDelta

Wed 5/1410:20 amARN - ORD

1 stop18h 13mDelta

Deal found 4/16

$562

Wed 5/78:40 amORD - ARN

2 stops25h 50mMultiple Airlines

Wed 5/146:05 amARN - ORD

1 stop16h 50mMultiple Airlines

Deal found 4/16

$563

Thu 8/76:45 pmMDW - ARN

2 stops14h 55mDelta

Thu 8/216:30 amARN - MDW

2 stops18h 33mDelta

Deal found 4/17

$563

Wed 5/71:30 pmORD - ARN

1 stop11h 50mKLM

Wed 5/1410:20 amARN - ORD

1 stop14h 09mKLM

Deal found 4/16

$565

Sat 9/67:15 pmORD - ARN

1 stop14h 35mScandinavian Airlines

Wed 9/107:00 pmARN - ORD

1 stop28h 10mScandinavian Airlines

Deal found 4/16

$571

Best flights from Illinois to Sweden
Discover carefully curated flight deals from Illinois to Sweden that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 17, 2025.

Sun 9/72:01 pmSTL - ARN

2 stops25h 39mFinnair

Tue 9/239:20 pmARN - STL

2 stops28h 01mFinnair

Deal found 4/15

$554

Tue 10/1410:35 pmORD - ARN

1 stop13h 55mAmerican Airlines

Wed 10/298:50 amARN - ORD

2 stops19h 03mAmerican Airlines

Deal found 4/16

$557

Wed 8/136:00 amSTL - ARN

1 stop18h 20mMultiple Airlines

Wed 8/206:20 amARN - STL

2 stops20h 40mMultiple Airlines

Deal found 4/15

$557

Tue 5/1310:40 amORD - GOT

2 stops17h 30mAir Canada

Tue 5/209:55 amGOT - ORD

2 stops17h 17mAir Canada

Deal found 4/16

$559

Wed 5/75:15 pmORD - ARN

2 stops17h 05mDelta

Wed 5/1410:20 amARN - ORD

1 stop18h 13mDelta

Deal found 4/16

$562

Wed 5/71:30 pmORD - ARN

1 stop11h 50mKLM

Wed 5/1410:20 amARN - ORD

1 stop14h 09mKLM

Deal found 4/16

$565

Sat 9/67:15 pmORD - ARN

1 stop14h 35mScandinavian Airlines

Wed 9/107:00 pmARN - ORD

1 stop28h 10mScandinavian Airlines

Deal found 4/16

$571

Tue 5/137:05 pmORD - GOT

1 stop12h 00mSWISS

Tue 5/202:50 pmGOT - ORD

1 stop32h 05mSWISS

Deal found 4/16

$587

Wed 5/73:40 pmORD - ARN

2 stops16h 05mUnited Airlines

Wed 5/146:20 amARN - ORD

2 stops19h 02mUnited Airlines

Deal found 4/16

$602

Sat 9/2711:45 pmORD - ARN

1 stop30h 40mTurkish Airlines

Thu 10/911:45 amARN - ORD

1 stop28h 55mTurkish Airlines

Deal found 4/16

$615

Thu 5/1510:31 amORD - ARN

1 stop14h 49mAir France

Fri 5/3010:20 amARN - ORD

1 stop18h 11mAir France

Deal found 4/17

$618

Sun 9/73:30 pmSTL - ARN

1 stop19h 55mLufthansa

Tue 9/237:10 pmARN - STL

1 stop25h 20mLufthansa

Deal found 4/15

$634

Last-minute flights from Illinois to Sweden
Discover last-minute flight deals from Illinois to Sweden. Data last updated April 17, 2025 and is based on user searches.

Tue 4/229:30 amORD - ARN

2 stops16h 20mDelta

Fri 5/210:20 amARN - ORD

1 stop18h 05mDelta

Deal found 4/15

$599

Tue 4/224:50 pmORD - ARN

1 stop23h 45mKLM

Fri 5/28:10 amARN - ORD

1 stop13h 00mKLM

Deal found 4/15

$615

Tue 4/227:25 pmORD - ARN

2 stops18h 25mMultiple Airlines

Fri 5/23:30 pmARN - ORD

3 stops45h 34mMultiple Airlines

Deal found 4/15

$671

Tue 4/297:15 pmORD - GOT

1 stop17h 45mScandinavian Airlines

Wed 5/148:45 pmGOT - ORD

2 stops28h 40mScandinavian Airlines

Deal found 4/17

$617

Wed 5/710:45 amORD - ARN

2 stops17h 15mAir Canada

Wed 5/146:20 amARN - ORD

2 stops20h 52mAir Canada

Deal found 4/17

$559

Wed 5/75:15 pmORD - ARN

2 stops17h 05mDelta

Wed 5/1410:20 amARN - ORD

1 stop18h 13mDelta

Deal found 4/16

$562

Wed 5/78:40 amORD - ARN

2 stops25h 50mMultiple Airlines

Wed 5/146:05 amARN - ORD

1 stop16h 50mMultiple Airlines

Deal found 4/16

$563

Wed 5/71:30 pmORD - ARN

1 stop11h 50mKLM

Wed 5/1410:20 amARN - ORD

1 stop14h 09mKLM

Deal found 4/16

$565

Wed 5/73:40 pmORD - ARN

2 stops16h 05mUnited Airlines

Wed 5/146:20 amARN - ORD

2 stops19h 02mUnited Airlines

Deal found 4/16

$602

Fri 5/910:25 pmORD - ARN

1 stop18h 40mAmerican Airlines

Fri 5/231:15 pmARN - ORD

1 stop11h 35mAmerican Airlines

Deal found 4/16

$580

Mon 5/129:20 amMDW - ARN

2 stops16h 00mDelta

Mon 5/1910:20 amARN - MDW

2 stops18h 08mDelta

Deal found 4/17

$577

Tue 5/1310:40 amORD - GOT

2 stops17h 30mAir Canada

Tue 5/209:55 amGOT - ORD

2 stops17h 17mAir Canada

Deal found 4/16

$559

One-way flights from Illinois to Sweden
Search for one-way flight options from Illinois to Sweden. Find affordable one-way fares based on user searches. Data last updated April 17, 2025.

Mon 5/127:35 pmORD - ARN

3 stops34h 10mMultiple Airlines

Deal found 4/17

$351

Wed 5/710:15 pmORD - ARN

1 stop31h 30mIcelandair

Deal found 4/17

$384

Wed 5/145:45 pmSTL - GOT

2 stops47h 20mMultiple Airlines

Deal found 4/16

$393

Mon 5/121:30 pmORD - ARN

1 stop11h 50mDelta

Deal found 4/16

$409

Mon 5/127:05 pmORD - ARN

1 stop12h 40mSWISS

Deal found 4/16

$415

Wed 5/78:40 amORD - ARN

2 stops25h 50mAir Canada

Deal found 4/17

$439

Mon 5/129:20 amMDW - ARN

2 stops16h 00mDelta

Deal found 4/17

$439

Sat 5/315:30 pmORD - NYO

3 stops54h 55mMultiple Airlines

Deal found 4/16

$455

Thu 5/151:19 pmMDW - ARN

2 stops27h 11mMultiple Airlines

Deal found 4/17

$467

Fri 5/95:55 pmSTL - ARN

3 stops58h 05mMultiple Airlines

Deal found 4/16

$467

Tue 9/26:45 amSTL - ARN

2 stops18h 35mDelta

Deal found 4/16

$488

Mon 4/214:20 pmORD - ARN

1 stop23h 20mAustrian Airlines

Deal found 4/15

$494

Cheapflights Fare Finder

Use the filters below to find and compare flights from Illinois to Sweden that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisStockholm

STL - ARN

STLARN

Lambert-St Louis

Sun 9/7

2:01 pm-10:40 pm

2 stops25h 39m

Stockholm Arlanda

Tue 9/23

9:20 pm-6:21 pm

2 stops28h 01m

$554

ChicagoStockholm

ORD - ARN

ORDARN

Chicago O'Hare Intl

Tue 10/14

10:35 pm-7:30 pm

1 stop13h 55m

Stockholm Arlanda

Wed 10/29

8:50 am-9:53 pm

2 stops19h 03m

$557

St. LouisStockholm

STL - ARN

STLARN

Lambert-St Louis

Wed 8/13

6:00 am-7:20 am

1 stop18h 20m

Stockholm Arlanda

Wed 8/20

6:20 am-8:00 pm

2 stops20h 40m

$557

ChicagoGothenburg

ORD - GOT

ORDGOT

Chicago O'Hare Intl

Tue 5/13

10:40 am-11:10 am

2 stops17h 30m

Gothenburg Landvetter

Tue 5/20

9:55 am-8:12 pm

2 stops17h 17m

$559

ChicagoStockholm

ORD - ARN

ORDARN

Chicago O'Hare Intl

Wed 5/7

10:45 am-11:00 am

2 stops17h 15m

Stockholm Arlanda

Wed 5/14

6:20 am-8:12 pm

2 stops20h 52m

$559

ChicagoStockholm

ORD - ARN

ORDARN

Chicago O'Hare Intl

Wed 5/7

5:15 pm-5:20 pm

2 stops17h 05m

Stockholm Arlanda

Wed 5/14

10:20 am-9:33 pm

1 stop18h 13m

$562

ChicagoStockholm

ORD - ARN

ORDARN

Chicago O'Hare Intl

Wed 5/7

8:40 am-5:30 pm

2 stops25h 50m

Stockholm Arlanda

Wed 5/14

6:05 am-3:55 pm

1 stop16h 50m

$563

ChicagoStockholm

MDW - ARN

MDWARN

Chicago Midway

Thu 8/7

6:45 pm-4:40 pm

2 stops14h 55m

Stockholm Arlanda

Thu 8/21

6:30 am-6:03 pm

2 stops18h 33m

$563

ChicagoStockholm

ORD - ARN

ORDARN

Chicago O'Hare Intl

Wed 5/7

1:30 pm-8:20 am

1 stop11h 50m

Stockholm Arlanda

Wed 5/14

10:20 am-5:29 pm

1 stop14h 09m

$565

ChicagoStockholm

ORD - ARN

ORDARN

Chicago O'Hare Intl

Sun 7/20

8:25 pm-11:40 am

1 stop32h 15m

Stockholm Arlanda

Sat 8/16

6:05 am-2:55 pm

1 stop15h 50m

$567

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

Showing 1-10 of 57 results

...

Best time to book a flight from Illinois to Sweden

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

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

Currently, January is the cheapest month in which you can book a flight from Illinois to Sweden (average of $550). Flying from Illinois to Sweden in June is currently the most expensive (average of $1,088). 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 IL to SE?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to Sweden as you normally would.

Rainfall in Sweden by month

In terms of precipitation, rainfall in Sweden ranges from 1.0 - 2.8 inches per month. July is typically the wettest month, when rainfall can reach 2.8 in. March is typically the driest time to visit Sweden when rainfall is around 1.0 in.

Temperature in Sweden by month

If weather is an important factor for your trip to Sweden, 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 62.6 F. Travelers looking to avoid the cold should look outside of February, when temperatures are typically at their lowest (around 26.6 F).

Reviews of airlines servicing Sweden

Read reviews from past customers who have flown Delta, KLM and Finnair from Illinois to Sweden. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,916 reviews

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

7,916 reviews

Delta

8.0

Very good

7,916 reviews

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

1,327 reviews

Delta

8.0

Very good

7,916 reviews

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

7,916 reviews

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.

Austrian Airlines

7.6

Good

775 reviews

Delta

8.0

Very good

7,916 reviews

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

7.5

Good

1,435 reviews

Delta

8.0

Very good

7,916 reviews

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

What are the cheapest airlines to fly from Illinois to Sweden one-way?
$384 is the cheapest one-way deal found within the past few days, from Icelandair. You may also be able to find cheap deals on Delta and SWISS, with prices starting from $409 and $415, respectively.
Can I find deals for flights from Illinois to Sweden that include hotel bookings?
Yes. In addition to deals on Illinois to Sweden flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Illinois to Sweden?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to Sweden.
Can I find deals for business class flights from Illinois to Sweden?
Yes. Cheapflights offers flight deals from Illinois to Sweden 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 Illinois to Sweden?
Currently, January is the cheapest month in which you can book a flight from Illinois to Sweden (average of $550). Flying from Illinois to Sweden in June is currently the most expensive (average of $1,088). 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

Top 10 airlines flying from Illinois to Sweden

Airline	Cheapest	Average	Flexibility	On-time
British Airways	Cheapest$202	Average$717	FlexibilityNo cancel fee	On-time70%
Icelandair	Cheapest$390	Average$578	FlexibilityNo cancel fee	On-time76%
Delta	Cheapest$418	Average$592	FlexibilityNo cancel fee	On-timeN/A
Scandinavian Airlines	Cheapest$427	Average$796	FlexibilityNo cancel fee	On-time77%
KLM	Cheapest$453	Average$738	FlexibilityNo cancel fee	On-time75%
American Airlines	Cheapest$478	Average$846	FlexibilityNo cancel fee	On-time71%
Air Canada	Cheapest$493	Average$718	FlexibilityNo cancel fee	On-time67%
Lufthansa	Cheapest$497	Average$758	FlexibilityNo cancel fee	On-time76%
SWISS	Cheapest$516	Average$919	FlexibilityNo cancel fee	On-time79%
United Airlines	Cheapest$537	Average$942	FlexibilityNo cancel fee	On-time69%

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$261+ Cheap flights from Illinois to Sweden

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 8/14. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Illinois to Sweden with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Illinois to Sweden

Keep the following information in mind while searching for Illinois to Sweden flight deals. Data was last updated April 17, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Illinois to Sweden

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

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

Cheapflights Fare Finder

Use the filters below to find and compare flights from Illinois to Sweden that are best for you.

Best time to book a flight from Illinois to Sweden

Have a flexible travel schedule? Discover the best time to fly to Sweden from Illinois with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Illinois to Sweden

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

What is the cheapest time of day to fly from IL to SE?

Find hourly flight availability from Illinois to Sweden. 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.

Rainfall in Sweden by month

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

Temperature in Sweden by month

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

Reviews of airlines servicing Sweden

Read reviews from past customers who have flown Delta, KLM and Finnair from Illinois to Sweden. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Illinois to Sweden. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What are the cheapest airlines to fly from Illinois to Sweden one-way?

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

How can I find direct flights from Illinois to Sweden?

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

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Illinois to Sweden

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from Illinois to Sweden

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