Cheap flights from Illinois to Kos from $889
This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Kos departing on 10/10. 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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How to get the cheapest flight ticket from Illinois to Kos
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 day to depart on your flight to Kos?
The cheapest day to depart from Illinois to Kos is on a Wednesday when prices can be found for as low as $982. On the other hand, Tuesday is the most expensive day to depart from Illinois because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,444.
What is the cheapest time of day to depart on your flight to Kos?
Flying to Kos from Illinois in the evening is the least expensive time of day to depart. momondo users have found prices as low as $710 when looking at flights departing in the evening. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $1,086 on average. Flights to Kos from Illinois in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.
Cheap Illinois to Kos flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Illinois to Kos
When did momondo last update prices for flights from Illinois to Kos Airport?
Prices for flights from Illinois to Kos Airport were last updated today.
How many operators does momondo search for flights from Illinois to Kos Airport?
As of April 2025, there is 1 operator available to choose from for flights from Illinois to Kos Airport.
How old do you have to be to fly from Illinois to Kos Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Illinois 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.
Best airlines flying from Illinois to Kos
Compare and see reviews for airlines that fly from Illinois to Kos with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $613 | Free Cancellation | Rating 7.5 1,580 reviews |
Traveling to a place near Kos?
Book flights to Kos if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Illinois to Kos?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Illinois to Kos. momondo saves you time and could save you money on your trip.
Can I find flights from Illinois to Kos with flexible booking policies on momondo?
Yes. All flights to Kos 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 Kos?
momondo provides multiple filters to help you find the best flight to Kos from Illinois. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from Illinois to Kos right now. Can momondo alert me if prices change?
Yes momondo offers price alerts on flights to Kos 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.