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Cheap flights from Chicago to Kos from $932

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Chicago to Kos

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
12:45 pm - 9:15 pmORD  Chicago O'Hare Intl-KGS Kos
25h 30m2 stops Istanbul Athens Eleftherios V.
Multiple Airlines Logo
5:00 pm - 11:00 amKGS  Kos-ORD Chicago O'Hare Intl
26h 00m2 stops Athens Eleftherios V. Istanbul
$932Multiple Airlines
Fri, Oct 30 - Fri, Nov 6
Multiple Airlines Logo
5:10 pm - 9:50 amORD  Chicago O'Hare Intl-KGS Kos
33h 40m1 stop Zurich
Multiple Airlines Logo
8:40 pm - 1:10 pmKGS  Kos-ORD Chicago O'Hare Intl
24h 30m2 stops Athens Eleftherios V. Frankfurt am Main
$1,223Multiple Airlines
Fri, Oct 30 - Fri, Nov 6
Multiple Airlines Logo
7:30 pm - 6:05 pmORD  Chicago O'Hare Intl-KGS Kos
15h 35m2 stops Reykjavik Keflavik Intl Munich Franz Josef Strauss
Multiple Airlines Logo
2:05 pm - 2:25 pmKGS  Kos-ORD Chicago O'Hare Intl
32h 20m3 stops Athens Eleftherios V. Barcelona-El Prat Amsterdam Schiphol
$1,241Multiple Airlines
Fri, Oct 30 - Fri, Nov 6
Multiple Airlines Logo
11:35 pm - 7:45 amORD  Chicago O'Hare Intl-KGS Kos
25h 10m3 stops Frankfurt am Main Berlin Brandenburg Athens Eleftherios V.
Multiple Airlines Logo
8:40 pm - 6:25 pmKGS  Kos-ORD Chicago O'Hare Intl
29h 45m3 stops Athens Eleftherios V. Berlin Brandenburg Munich Franz Josef Strauss
$1,333Multiple Airlines
Fri, Oct 30 - Fri, Nov 6
Emirates Logo
8:35 pm - 5:35 pmORD  Chicago O'Hare Intl-KGS Kos
37h 00m2 stops Dubai Intl Athens Eleftherios V.
Emirates Logo
6:05 pm - 4:00 pmKGS  Kos-ORD Chicago O'Hare Intl
29h 55m2 stops Athens Eleftherios V. Dubai Intl
$1,865Emirates
Sun, Oct 18 - Thu, Oct 22
Emirates Logo
8:35 pm - 5:35 pmORD  Chicago O'Hare Intl-KGS Kos
37h 00m2 stops Dubai Intl Athens Eleftherios V.
Emirates Logo
6:05 pm - 4:00 pmKGS  Kos-ORD Chicago O'Hare Intl
29h 55m2 stops Athens Eleftherios V. Dubai Intl
$1,866Emirates
Sun, Oct 18 - Thu, Oct 22
Multiple Airlines Logo
7:05 am - 5:35 pmORD  Chicago O'Hare Intl-KGS Kos
26h 30m2 stops Montreal Pierre Elliott Trudeau Intl Athens Eleftherios V.
Multiple Airlines Logo
9:45 pm - 4:50 pmKGS  Kos-ORD Chicago O'Hare Intl
27h 05m2 stops Athens Eleftherios V. Belgrade Nikola Tesla
$2,013Multiple Airlines
Sun, Dec 20 - Fri, Jan 1

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Emirates flights from Chicago to Kos

Our best Emirates deals on Chicago to Kos flight tickets
Emirates
Oct 18
ORD8:35 pmChicago O'Hare Intl
37h 00m
2 stops
KGS5:35 pmKos
Oct 22
KGS6:05 pmKos
29h 55m
2 stops
ORD4:00 pmChicago O'Hare Intl
$1,865
Emirates
Oct 18
ORD8:35 pmChicago O'Hare Intl
37h 00m
2 stops
KGS5:35 pmKos
Oct 22
KGS6:05 pmKos
29h 55m
2 stops
ORD4:00 pmChicago O'Hare Intl
$1,866

momondo Fare Finder

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

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Cheapest round-trip

ChicagoKos

ORD Chicago O'Hare Intl - KGS Kos

ORDKGS

Chicago O'Hare Intl

Fri 10/30

12:45 pm-9:15 pm

2 stops25h 30m

Kos

Fri 11/6

5:00 pm-11:00 am

2 stops26h 00m

$932

ChicagoKos

ORD Chicago O'Hare Intl - KGS Kos

ORDKGS

Chicago O'Hare Intl

Fri 10/30

5:10 pm-9:50 am

1 stop33h 40m

Kos

Fri 11/6

8:40 pm-1:10 pm

2 stops24h 30m

$1,223
Quickest round-trip

ChicagoKos

ORD Chicago O'Hare Intl - KGS Kos

ORDKGS

Chicago O'Hare Intl

Fri 10/30

7:30 pm-6:05 pm

2 stops15h 35m

Kos

Fri 11/6

2:05 pm-2:25 pm

3 stops32h 20m

$1,241

ChicagoKos

ORD Chicago O'Hare Intl - KGS Kos

ORDKGS

Chicago O'Hare Intl

Fri 10/30

11:35 pm-7:45 am

3 stops25h 10m

Kos

Fri 11/6

8:40 pm-6:25 pm

3 stops29h 45m

$1,333

ChicagoKos

ORD Chicago O'Hare Intl - KGS Kos

ORDKGS

Chicago O'Hare Intl

Sun 10/18

8:35 pm-5:35 pm

2 stops37h 00m

Kos

Thu 10/22

6:05 pm-4:00 pm

2 stops29h 55m

$1,865

ChicagoKos

ORD Chicago O'Hare Intl - KGS Kos

ORDKGS

Chicago O'Hare Intl

Sun 10/18

8:35 pm-5:35 pm

2 stops37h 00m

Kos

Thu 10/22

6:05 pm-4:00 pm

2 stops29h 55m

$1,866

ChicagoKos

ORD Chicago O'Hare Intl - KGS Kos

ORDKGS

Chicago O'Hare Intl

Sun 12/20

7:05 am-5:35 pm

2 stops26h 30m

Kos

Fri 1/1

9:45 pm-4:50 pm

2 stops27h 05m

$2,013

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Chicago to Kos

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago to Kos according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Chicago to Kos (CHI to KGS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago to Kos

Best Price Found

$932

Fastest flight time

26h 30m

Direct flights

None
The best flight deal from Chicago to Kos found on momondo in the last 72 hours is $932
The fastest flight from Chicago to Kos takes 26h 30m
There are no direct flights from Chicago to Kos. There are no popular flight routes from Chicago to Kos.
Search flight deals

Frequently asked questions about flying from Chicago to Kos

  • How far is Chicago to Kos by plane?

    The distance between Chicago and Kos is about 5619.0 mi. A reasonable flight in good conditions will take 26h 30m.

  • When did momondo last update prices for flights from Chicago to Kos Airport?

    Prices for flights from Chicago to Kos Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Chicago to Kos Airport?

    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 Chicago to Kos Airport.

  • What documentation or ID do you need to fly to Kos Airport?

    The travel and health documents you'll need for your trip to Kos Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Kos Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Frequently asked questions about flying from Chicago to Kos

  • How do I get Price Alerts for flights from Chicago to Kos?

    Search flight deals from Chicago to Kos. While viewing offers you’ll have the option to create a Price Alert.

  • How can I save money on flights from Chicago to Kos with momondo?

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • How does momondo find its flight prices?

    We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

Traveling to a place near Kos?

Book flights to Kos if you plan to visit one of these locations
Marmari
Kardamena

Why use momondo?

Why should I use momondo to find a flight deal from Chicago to Kos?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Kos from Chicago.

Can I find flights from Chicago to Kos with flexible booking policies on momondo?

Flights from Chicago to Kos with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Chicago to Kos?

Once you have performed a search for Chicago to Kos flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are not ready to book a flight from Chicago to Kos now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Kos and let you know when they change.

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