Cheap flights from Illinois to Iceland from $190

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Iceland departing on 9/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Illinois to Iceland

Cheap round-trip flights

Icelandair Logo
7:25 pm - 6:40 amORD-KEF
6h 15mnonstop
Icelandair Logo
7:35 pm - 9:15 pmKEF-ORD
6h 40mnonstop
$368Icelandair
Find Deal
Mon, Sep 22 - Wed, Oct 1
Icelandair Logo
10:15 pm - 9:20 amORD-KEF
6h 05mnonstop
Icelandair Logo
7:35 pm - 9:15 pmKEF-ORD
6h 40mnonstop
$372Icelandair
Find Deal
Wed, Sep 24 - Wed, Oct 1
Icelandair Logo
7:25 pm - 6:40 amORD-KEF
6h 15mnonstop
Icelandair Logo
7:35 pm - 9:15 pmKEF-ORD
6h 40mnonstop
$374Icelandair
Find Deal
Mon, Sep 22 - Wed, Oct 1
 Logo
6:30 am - 4:55 amORD-KEF
17h 25m1 stop
 Logo
3:05 pm - 11:30 amKEF-ORD
25h 25m1 stop
Sun, Oct 12 - Sun, Oct 19
 Logo
6:30 am - 4:55 amORD-KEF
17h 25m1 stop
 Logo
3:05 pm - 6:06 pmKEF-ORD
32h 01m2 stops
Fri, Oct 17 - Fri, Oct 24
United Airlines Logo
4:05 pm - 8:15 amSTL-KEF
11h 10m1 stop
United Airlines Logo
9:50 am - 2:26 pmKEF-STL
33h 36m2 stops
$599United Airlines
Find Deal
Wed, Sep 10 - Tue, Sep 16
United Airlines Logo
6:15 am - 7:00 amSTL-KEF
19h 45m2 stops
United Airlines Logo
9:50 am - 2:26 pmKEF-STL
33h 36m2 stops
$602United Airlines
Find Deal
Wed, Sep 10 - Tue, Sep 16
Air Canada Logo
6:35 am - 8:15 amSTL-KEF
20h 40m2 stops
Air Canada Logo
9:50 am - 2:19 pmKEF-STL
33h 29m2 stops
$604Air Canada
Find Deal
Wed, Sep 10 - Tue, Sep 16
Air France Logo
5:11 pm - 6:20 amSTL-KEF
32h 09m2 stops
Air France Logo
11:25 am - 4:48 pmKEF-STL
10h 23m1 stop
$630Air France
Find Deal
Wed, Sep 24 - Wed, Oct 1
Air Canada Logo
1:30 pm - 8:15 amSTL-KEF
37h 45m2 stops
Air Canada Logo
9:50 am - 6:23 pmKEF-STL
37h 33m2 stops
$681Air Canada
Find Deal
Thu, Sep 18 - Mon, Sep 22

United Airlines flights from Illinois to Iceland

Our best United Airlines deals on Illinois to Iceland flight tickets
United Airlines
Sep 10
STL4:05 pmLambert-St Louis
11h 10m
1 stop
KEF8:15 amReykjavik Keflavik Intl
Sep 16
KEF9:50 amReykjavik Keflavik Intl
33h 36m
2 stops
STL2:26 pmLambert-St Louis
United Airlines
Sep 10
STL6:15 amLambert-St Louis
19h 45m
2 stops
KEF7:00 amReykjavik Keflavik Intl
Sep 16
KEF9:50 amReykjavik Keflavik Intl
33h 36m
2 stops
STL2:26 pmLambert-St Louis
United Airlines
Aug 19
ORD9:10 pmChicago O'Hare Intl
6h 20m
KEF8:30 amReykjavik Keflavik Intl
Aug 27
KEF9:30 amReykjavik Keflavik Intl
30h 08m
2 stops
ORD10:38 amChicago O'Hare Intl

Air France flights from Illinois to Iceland

Our best Air France deals on Illinois to Iceland flight tickets
Air France
Sep 24
STL5:11 pmLambert-St Louis
32h 09m
2 stops
KEF6:20 amReykjavik Keflavik Intl
Oct 1
KEF11:25 amReykjavik Keflavik Intl
10h 23m
1 stop
STL4:48 pmLambert-St Louis
Air France
Aug 18
MDW1:08 pmChicago Midway
12h 12m
1 stop
KEF6:20 amReykjavik Keflavik Intl
Aug 24
KEF8:50 amReykjavik Keflavik Intl
14h 47m
1 stop
MDW6:37 pmChicago Midway

momondo 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, momondo users made 832,500 searches. Data last updated August 11, 2025.
Use the filters below to find and compare flights from Illinois to Iceland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoReykjavik

ORD - KEF

ORDKEF

Chicago O'Hare Intl

Mon 9/22

7:25 pm-6:40 am

Nonstop6h 15m

Reykjavik Keflavik Intl

Wed 10/1

7:35 pm-9:15 pm

Nonstop6h 40m

$368

ChicagoReykjavik

ORD - KEF

ORDKEF

Chicago O'Hare Intl

Wed 9/24

10:15 pm-9:20 am

Nonstop6h 05m

Reykjavik Keflavik Intl

Wed 10/1

7:35 pm-9:15 pm

Nonstop6h 40m

$372

ChicagoReykjavik

ORD - KEF

ORDKEF

Chicago O'Hare Intl

Mon 9/22

7:25 pm-6:40 am

Nonstop6h 15m

Reykjavik Keflavik Intl

Wed 10/1

7:35 pm-9:15 pm

Nonstop6h 40m

$374

ChicagoReykjavik

ORD - KEF

ORDKEF

Chicago O'Hare Intl

Sun 10/12

6:30 am-4:55 am

1 stop17h 25m

Reykjavik Keflavik Intl

Sun 10/19

3:05 pm-11:30 am

1 stop25h 25m

$418

ChicagoReykjavik

ORD - KEF

ORDKEF

Chicago O'Hare Intl

Fri 10/17

6:30 am-4:55 am

1 stop17h 25m

Reykjavik Keflavik Intl

Fri 10/24

3:05 pm-6:06 pm

2 stops32h 01m

$422

St. LouisReykjavik

STL - KEF

STLKEF

Lambert-St Louis

Wed 9/10

4:05 pm-8:15 am

1 stop11h 10m

Reykjavik Keflavik Intl

Tue 9/16

9:50 am-2:26 pm

2 stops33h 36m

$599

St. LouisReykjavik

STL - KEF

STLKEF

Lambert-St Louis

Wed 9/10

6:15 am-7:00 am

2 stops19h 45m

Reykjavik Keflavik Intl

Tue 9/16

9:50 am-2:26 pm

2 stops33h 36m

$602

St. LouisReykjavik

STL - KEF

STLKEF

Lambert-St Louis

Wed 9/10

6:35 am-8:15 am

2 stops20h 40m

Reykjavik Keflavik Intl

Tue 9/16

9:50 am-2:19 pm

2 stops33h 29m

$604

St. LouisReykjavik

STL - KEF

STLKEF

Lambert-St Louis

Wed 9/24

5:11 pm-6:20 am

2 stops32h 09m

Reykjavik Keflavik Intl

Wed 10/1

11:25 am-4:48 pm

1 stop10h 23m

$630

St. LouisReykjavik

STL - KEF

STLKEF

Lambert-St Louis

Thu 9/18

1:30 pm-8:15 am

2 stops37h 45m

Reykjavik Keflavik Intl

Mon 9/22

9:50 am-6:23 pm

2 stops37h 33m

$681

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Iceland from

How to get the cheapest flight ticket from Illinois to Iceland

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Iceland?

The cheapest month to fly to Iceland from Illinois is in April. Flight prices, which tend to average around $604, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of April, then book flights to Iceland from Illinois during February instead. Flights to Iceland in February, while not as cheap as those in April, still average around $617.

What is the cheapest day to depart on your flight to Iceland?

The cheapest day to depart from Illinois to Iceland is on a Thursday when prices can be found for as low as $557. Flights from Illinois to Iceland on a Saturday will generally be more expensive and average around $639. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Iceland?

According to our data, the cheapest time of day to fly to Iceland is in the afternoon. momondo users have found flights departing from Illinois to Iceland in the afternoon for as low as $522. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Try not to purchase tickets in the morning because they tend to be around $745. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Illinois to Iceland flight route?

Fly from Chicago O'Hare Intl to Reykjavik Keflavik Intl for the best Illinois - Iceland flight prices

How far in advance should I book a flight to Iceland?

You are more likely to see cheaper flights to Iceland from Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to Iceland for around $653 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Iceland from Illinois for as low as $594 on momondo.

What cabin class options are available on Illinois to Iceland flights?

There are 3 cabin classes available to choose from on Illinois to Iceland flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Illinois to Iceland flights?

No. A direct flight is the cheapest option for a flight between Illinois to Iceland.

Cheap Illinois to Iceland flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Illinois to Iceland

Best Price Found

$190

Fastest flight time

6h 05m

Direct flights

Every day

Airports in Iceland

1 airport
The best one-way flight to Iceland from Illinois in the past 72 hours is $190. The best round-trip flight deal from Illinois to Iceland found on momondo in the last 72 hours is $368.
The fastest flight from Illinois to Iceland takes 6h 05m
Direct flights go from Illinois to Iceland every day.
There is 1 airport near Iceland: Reykjavik Keflavik Intl (KEF)
  • When did momondo last update prices for flights from Illinois to Iceland?

    Prices for flights from Illinois to Iceland are refreshed on a daily basis.

  • How many operators does momondo search for flights from Illinois to Iceland?

  • How old do you have to be to fly from Illinois to Iceland?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Illinois to Iceland.

  • What documentation or ID do you need to fly to Iceland?

    The travel and health documents required for your trip to Iceland can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Iceland. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Illinois to Iceland?

Best airlines flying from Illinois to Iceland

Compare and see reviews for airlines that fly from Illinois to Iceland with momondo
Airline
Rating
Free Cancellation
Price
IcelandairPriceFrom $442Free CancellationRating
7.0
526 reviews
Search Icelandair flights
United AirlinesPriceFrom $612Free CancellationRating
7.4
8,920 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Illinois to Iceland?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Illinois to Iceland for you.

Can I find flights from Illinois to Iceland with flexible booking policies on momondo?

Yes. All flights to Iceland from Illinois on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Illinois to Iceland?

Once all potential Illinois to Iceland flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Illinois to Iceland right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Iceland from Illinois. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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1 adult
Sat 8/16
Sat 8/23

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