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Iceland

$205+ Cheap flights from Illinois to Iceland

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 8/26. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — KEF
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
1 adult, Economy
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Cheap flight deals from Illinois to Iceland

Keep the following information in mind while searching for Illinois to Iceland flight deals. Data was last updated July 31, 2025.

Round-trip from

$394
(SmartFares)

One-way from

$205
(Kiwi.com)

Popular in

December

Cheapest in

April

Average price

$718

Good round-trip deal

$453 or less

Good one-way deal

$234 or less
From Illinois to Iceland
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One-way flight from Illinois to Iceland
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Highest demand for flights based on searches. 0% potential increase in price ($3 potential increase over avg. RT price).
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Cheapest flight prices on average. 0% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from Illinois to Iceland.
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Price to beat on a one-way flight from Illinois to Iceland.
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Find flight deals from Illinois to Iceland

Cheapest flights from Illinois to Iceland
Explore the most affordable flight options available from Illinois to Iceland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 7/30. 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.
Tue 11/116:30 pmORD - KEF
Nonstop6h 15mIcelandair
Wed 11/194:30 pmKEF - ORD
Nonstop6h 50mIcelandair
Deal found 7/30$389
This Kiwi.com deal was found by Cheapflights users on 7/31. 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.
Wed 9/176:30 amORD - KEF
2 stops17h 25mMultiple Airlines
Wed 9/243:05 pmKEF - ORD
1 stop25h 05mMultiple Airlines
Deal found 7/31$429
This Kiwi.com deal was found by Cheapflights users on 7/31. 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.
Mon 8/1812:49 pmMDW - KEF
1 stop11h 06mMultiple Airlines
Thu 8/283:05 pmKEF - MDW
1 stop31h 11mMultiple Airlines
Deal found 7/31$463
This lol.travel deal was found by Cheapflights users on 7/31. 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.
Sun 8/3110:35 amORD - KEF
1 stop15h 25mUnited Airlines
Mon 9/812:00 pmKEF - ORD
Nonstop6h 55mUnited Airlines
Deal found 7/31$514
This Flightnetwork deal was found by Cheapflights users on 7/31. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/316:20 pmORD - KEF
1 stop8h 55mAir Canada
Mon 9/89:50 amKEF - ORD
2 stops29h 01mAir Canada
Deal found 7/31$530
This Delta deal was found by Cheapflights users on 7/30. 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.
Sun 9/216:15 pmMDW - KEF
1 stop31h 05mDelta
Wed 10/18:45 amKEF - MDW
1 stop14h 50mDelta
Deal found 7/30$549
This KLM deal was found by Cheapflights users on 7/31. 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.
Sun 8/311:08 pmMDW - KEF
1 stop12h 12mKLM
Mon 9/89:30 amKEF - MDW
1 stop13h 07mKLM
Deal found 7/31$550
This KLM deal was found by Cheapflights users on 7/31. 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.
Mon 9/2211:04 amSTL - KEF
2 stops14h 16mKLM
Wed 10/111:25 amKEF - STL
2 stops15h 35mKLM
Deal found 7/31$552
This United Airlines deal was found by Cheapflights users on 7/30. 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.
Wed 9/174:05 pmSTL - KEF
1 stop11h 10mUnited Airlines
Tue 9/239:50 amKEF - STL
2 stops41h 26mUnited Airlines
Deal found 7/30$562
This Air Canada deal was found by Cheapflights users on 7/30. 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.
Sat 8/161:30 pmSTL - KEF
2 stops37h 45mAir Canada
Fri 8/299:30 amKEF - STL
1 stop15h 30mAir Canada
Deal found 7/30$606
This United Airlines deal was found by Cheapflights users on 7/29. 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.
Fri 9/55:19 pmPIA - KEF
1 stop10h 11mUnited Airlines
Tue 9/99:50 amKEF - PIA
2 stops41h 25mUnited Airlines
Deal found 7/29$623
This Booking.com deal was found by Cheapflights users on 7/30. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/64:05 pmSTL - KEF
1 stop11h 10mMultiple Airlines
Fri 10/1712:25 amKEF - STL
2 stops20h 19mMultiple Airlines
Deal found 7/30$633

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to Iceland 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 July 31, 2025.
Use the filters below to find and compare flights from Illinois to Iceland that are best for you.

Fly from

Illinois

Fly to

Iceland

Route

Depart

Return

Price

ChicagoReykjavik

ORD - KEF

ORDKEF

Chicago O'Hare Intl

Tue 11/11

6:30 pm-6:45 am

Nonstop6h 15m

Reykjavik Keflavik Intl

Wed 11/19

4:30 pm-5:20 pm

Nonstop6h 50m

$381

ChicagoReykjavik

ORD - KEF

ORDKEF

Chicago O'Hare Intl

Thu 9/25

6:10 am-4:55 am

1 stop17h 45m

Reykjavik Keflavik Intl

Tue 9/30

3:05 pm-5:39 pm

2 stops31h 34m

$442

ChicagoReykjavik

MDW - KEF

MDWKEF

Chicago Midway

Mon 8/18

12:49 pm-4:55 am

1 stop11h 06m

Reykjavik Keflavik Intl

Thu 8/28

3:05 pm-5:16 pm

1 stop31h 11m

$463

ChicagoReykjavik

MDW - KEF

MDWKEF

Chicago Midway

Sun 9/21

6:15 pm-6:20 am

1 stop31h 05m

Reykjavik Keflavik Intl

Wed 10/1

8:45 am-6:35 pm

1 stop14h 50m

$549

ChicagoReykjavik

MDW - KEF

MDWKEF

Chicago Midway

Sun 8/31

1:08 pm-6:20 am

1 stop12h 12m

Reykjavik Keflavik Intl

Mon 9/8

9:30 am-5:37 pm

1 stop13h 07m

$550

St. LouisReykjavik

STL - KEF

STLKEF

Lambert-St Louis

Mon 9/22

2:15 pm-6:20 am

1 stop11h 05m

Reykjavik Keflavik Intl

Wed 10/1

11:25 am-4:48 pm

1 stop10h 23m

$552

St. LouisReykjavik

STL - KEF

STLKEF

Lambert-St Louis

Wed 9/17

4:05 pm-8:15 am

1 stop11h 10m

Reykjavik Keflavik Intl

Tue 9/23

9:50 am-10:16 pm

2 stops41h 26m

$562

St. LouisReykjavik

STL - KEF

STLKEF

Lambert-St Louis

Sat 8/16

1:30 pm-8:15 am

2 stops37h 45m

Reykjavik Keflavik Intl

Fri 8/29

9:30 am-8:00 pm

1 stop15h 30m

$606

PeoriaReykjavik

PIA - KEF

PIAKEF

Greater Peoria

Fri 9/5

5:19 pm-8:30 am

1 stop10h 11m

Reykjavik Keflavik Intl

Tue 9/9

9:50 am-10:15 pm

2 stops41h 25m

$623

St. LouisReykjavik

STL - KEF

STLKEF

Lambert-St Louis

Mon 10/6

4:05 pm-8:15 am

1 stop11h 10m

Reykjavik Keflavik Intl

Fri 10/17

12:25 am-3:44 pm

2 stops20h 19m

$633

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Showing 1-10 of 30 results
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Best time to book a flight from Illinois to Iceland

Have a flexible travel schedule? Discover the best time to fly to Iceland 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 Iceland

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

Currently, November is the cheapest month in which you can book a flight from Illinois to Iceland (average of $328). Flying from Illinois to Iceland in June is currently the most expensive (average of $653). 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 IS?

Find hourly flight availability from Illinois to Iceland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 31, 2025.

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

Weekly flight availability from Illinois to Iceland

Explore weekly flight availability from Illinois to Iceland. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated July 31, 2025.

The most flights from USIL to IS0 are scheduled on a Tuesday (7 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (5 on average).

Reviews of airlines servicing Iceland

Get insights into the airlines that provide service to Iceland. 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 Iceland. Reviews last updated July 31, 2025.
Read through reviews of airlines operating flights from Illinois to Iceland, such as Delta, KLM, and Finnair. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,981 reviews

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

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
7,981 reviews
Delta
8.0
Very good
7,981 reviews

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

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!
KLM
7.8
Good
1,383 reviews
Delta
8.0
Very good
7,981 reviews

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

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!
Finnair
7.6
Good
1,316 reviews
Delta
8.0
Very good
7,981 reviews

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

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!
Air France
7.5
Good
1,465 reviews
Delta
8.0
Very good
7,981 reviews

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

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!
United Airlines
7.4
Good
8,900 reviews
Delta
8.0
Very good
7,981 reviews

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

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 Illinois to Iceland. 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 Iceland one-way?

    One-way options have recently been found by users for as low as $281 on WestJet. Other airlines that offer cheap prices include Icelandair from $395 and Air Canada from $440 one-way.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Illinois to Iceland (average of $328). Flying from Illinois to Iceland in June is currently the most expensive (average of $653). 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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Alternative routes for Illinois to Iceland

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Illinois to Iceland

Discover the top 3 airlines that operate flights from Illinois to Iceland. 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 July 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$478Average$649FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$532Average$636FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$612Average$997FlexibilityNo cancel feeOn-time69%

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