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$316+ Cheap flights from Keflavik Intl (KEF) 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 2/1. Fares are subject to change and may not be available on all flights or dates of travel.
KEF — ORD
Nov 26 — Dec 31
Tue 11/26
Tue 12/3
1 adult, Economy
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Cheap flight deals from Keflavik Intl to Illinois

Discover tips and strategies to find the most affordable flight options for your journey from Keflavik Intl (KEF) to Illinois (USIL). 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 November 21, 2024.

Find flight deals from Keflavik Intl to Illinois

Best flights from Keflavik Intl to Illinois
Discover carefully curated flight deals from Keflavik Intl to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 21, 2024.

This lol.travel deal was found by Cheapflights users on 11/21. 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.
Mon 1/134:45 pmKEF - ORD
Nonstop6h 35mIcelandair
Wed 1/226:30 pmORD - KEF
Nonstop6h 10mIcelandair
Deal found 11/21$495
This Ovago deal was found by Cheapflights users on 11/21. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/133:40 pmKEF - ORD
2 stops36h 43mScandinavian Airlines
Wed 1/227:00 amORD - KEF
2 stops21h 40mScandinavian Airlines
Deal found 11/21$508
This Mytrip deal was found by Cheapflights users on 11/21. 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.
Mon 1/133:20 pmKEF - ORD
3 stops30h 48mMultiple Airlines
Wed 1/228:00 amORD - KEF
2 stops15h 00mMultiple Airlines
Deal found 11/21$621
This British Airways deal was found by Cheapflights users on 11/21. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/1311:45 amKEF - ORD
2 stops38h 28mBritish Airways
Wed 1/228:20 pmORD - KEF
2 stops56h 35mBritish Airways
Deal found 11/21$888
This American Airlines deal was found by Cheapflights users on 11/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/1311:45 amKEF - ORD
1 stop32h 10mAmerican Airlines
Wed 1/228:40 pmORD - KEF
2 stops38h 55mAmerican Airlines
Deal found 11/21$1,558
This Kiwi.com deal was found by Cheapflights users on 11/21. 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 1/133:20 pmKEF - MDW
1 stop11h 23mMultiple Airlines
Wed 1/228:15 amMDW - KEF
1 stop15h 50mMultiple Airlines
Deal found 11/21$824
This Expedia deal was found by Cheapflights users on 11/21. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/511:40 amKEF - STL
2 stops39h 57mBritish Airways
Sun 1/126:00 pmSTL - KEF
2 stops58h 50mBritish Airways
Deal found 11/21$1,454
This Mytrip deal was found by Cheapflights users on 11/21. 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.
Sun 1/53:30 pmKEF - STL
3 stops32h 21mMultiple Airlines
Sun 1/123:48 pmSTL - KEF
2 stops31h 12mMultiple Airlines
Deal found 11/21$2,290

Find flights from Keflavik Intl to Illinois within your budget

Customize your flight search to find flights from Keflavik Intl 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 2,612,795 searches. Data last updated November 21, 2024.

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Price

ReykjavikChicago

KEF - ORD

KEFORD

Reykjavik Keflavik Intl

Mon 1/13

4:45 pm-5:20 pm

Nonstop6h 35m

Chicago O'Hare Intl

Wed 1/22

6:30 pm-6:40 am

Nonstop6h 10m

$495

ReykjavikChicago

KEF - ORD

KEFORD

Reykjavik Keflavik Intl

Mon 1/13

3:40 pm-10:23 pm

2 stops36h 43m

Chicago O'Hare Intl

Wed 1/22

7:00 am-10:40 am

2 stops21h 40m

$508

ReykjavikChicago

KEF - ORD

KEFORD

Reykjavik Keflavik Intl

Mon 1/13

3:20 pm-4:08 pm

3 stops30h 48m

Chicago O'Hare Intl

Wed 1/22

8:00 am-5:00 am

2 stops15h 00m

$621

ReykjavikChicago

KEF - MDW

KEFMDW

Reykjavik Keflavik Intl

Mon 1/13

3:20 pm-8:43 pm

1 stop11h 23m

Chicago Midway

Wed 1/22

8:15 am-6:05 am

1 stop15h 50m

$824

ReykjavikChicago

KEF - ORD

KEFORD

Reykjavik Keflavik Intl

Mon 1/13

11:45 am-8:13 pm

2 stops38h 28m

Chicago O'Hare Intl

Wed 1/22

8:20 pm-10:55 am

2 stops56h 35m

$888

ReykjavikSt. Louis

KEF - STL

KEFSTL

Reykjavik Keflavik Intl

Sun 1/5

11:40 am-9:37 pm

2 stops39h 57m

Lambert-St Louis

Sun 1/12

6:00 pm-10:50 am

2 stops58h 50m

$1,454

ReykjavikChicago

KEF - ORD

KEFORD

Reykjavik Keflavik Intl

Mon 1/13

11:45 am-1:55 pm

1 stop32h 10m

Chicago O'Hare Intl

Wed 1/22

8:40 pm-5:35 pm

2 stops38h 55m

$1,558

ReykjavikSt. Louis

KEF - STL

KEFSTL

Reykjavik Keflavik Intl

Sun 1/5

3:30 pm-5:51 pm

3 stops32h 21m

Lambert-St Louis

Sun 1/12

3:48 pm-5:00 am

2 stops31h 12m

$2,290

ReykjavikChicago

KEF - ORD

KEFORD

Reykjavik Keflavik Intl

Sat 2/1

3:20 pm-12:40 am

3 stops39h 20m

$316

ReykjavikChicago

KEF - ORD

KEFORD

Reykjavik Keflavik Intl

Fri 12/6

4:45 pm-5:20 pm

Nonstop6h 35m

$402

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/21

Showing 1-10 of 16 results
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Best time to book a flight from Keflavik Intl to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Keflavik Intl 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.

Travel insights for flights from Keflavik Intl to Illinois

Get recent, data-driven insights about flights from Keflavik Intl to Illinois including ideal travel times, pricing trends, and more.

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

Find hourly flight availability from Keflavik Intl to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 21, 2024.

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

Weekly flight availability from Reykjavik Keflavik Intl Airport to Illinois

Explore weekly flight availability from Keflavik Intl to Illinois. 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 November 21, 2024.

The most flights from KEF to USIL are scheduled on a Wednesday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).

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 November 21, 2024.
Delta
8.0
Very good
8,755 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta
8.0
Very good
8,755 reviews
Delta
8.0
Very good
8,755 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Finnair
7.7
Good
1,300 reviews
Delta
8.0
Very good
8,755 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Austrian Airlines
7.6
Good
804 reviews
Delta
8.0
Very good
8,755 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

SWISS
7.6
Good
1,636 reviews
Delta
8.0
Very good
8,755 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Scandinavian Airlines
7.3
Good
1,294 reviews
Delta
8.0
Very good
8,755 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Keflavik Intl to Illinois. 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 Reykjavik Keflavik Intl Airport to Illinois one-way?

    The cheapest airlines for a one-way flight from Reykjavik Keflavik Intl Airport to Illinois are Icelandair ($402), Finnair ($640), and Delta ($696).

  • What are the most popular routes from Reykjavik Keflavik Intl Airport to Illinois?

    The most popular route from Reykjavik Keflavik Intl Airport to Illinois is Reykjavik Keflavik Intl - Chicago O'Hare Intl. You may also consider Reykjavik Keflavik Intl - Chicago Midway or Reykjavik Keflavik Intl - Lambert-St Louis.

  • What are the most reliable airlines from Reykjavik Keflavik Intl Airport to Illinois?

    No one likes to see their flight delayed. When booking a flight from Reykjavik Keflavik Intl Airport to Illinois consider choosing Air Canada (90%), Austrian Airlines (90%) or Brussels Airlines (90%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Reykjavik Keflavik Intl Airport to Illinois?

    The cheapest flight price from Reykjavik Keflavik Intl Airport to Illinois is $341. On average you can expect to pay $1,514. The most popular route, (Reykjavik Keflavik Intl - Chicago O'Hare Intl), can usually be booked for $487.

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

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

  • How can I find direct flights from Keflavik Intl to Illinois?

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

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

    Yes. Cheapflights offers flight deals from Keflavik Intl 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 Reykjavik Keflavik Intl Airport to Illinois?

    Currently, September is the cheapest month in which you can book a flight from Reykjavik Keflavik Intl Airport to Illinois (average of $232). Flying from Reykjavik Keflavik Intl Airport to Illinois in June is currently the most expensive (average of $308). 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.

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Alternative routes for Keflavik Intl to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Keflavik Intl to Illinois

Discover the top airline that operate flights from Keflavik Intl to Illinois. 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 2,612,795 searches. Data last updated November 21, 2024.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$505Average$664FlexibilityNo cancel feeOn-time76%
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