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$229+ Cheap flights from Illinois to Warsaw

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 11/18. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — WAW
nov. 29 — dic. 61
sáb. 11/29
sáb. 12/6
1 adult, Economy
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Cheap flight deals from Illinois to Warsaw

Keep the following information in mind while searching for Illinois to Warsaw flight deals. Data was last updated octubre 30, 2025.

Round-trip from

$505
(oojo)

One-way from

$229
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$637
From Illinois to Warsaw
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One-way flight from Illinois to Warsaw
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Highest demand for flights based on searches. 19% potential increase in price ($182 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($30 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Illinois to Warsaw

Cheapest flights from Illinois to Warsaw
Explore the most affordable flight options available from Illinois to Warsaw. Find the lowest fares from popular airlines and budget airlines, with prices last updated on octubre 30, 2025.

This Mytrip deal was found by Cheapflights users on 10/28. 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.
mié. 11/127:34 pmORD - WAW
3 stops30h 31mMultiple Airlines
sáb. 11/226:30 amWAW - ORD
3 stops18h 56mMultiple Airlines
Deal found 10/28$506
This Scandinavian Airlines deal was found by Cheapflights users on 10/30. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/247:20 pmORD - WAW
1 stop12h 00mScandinavian Airlines
mié. 12/310:15 amWAW - ORD
1 stop13h 30mScandinavian Airlines
Deal found 10/30$507
This United Airlines deal was found by Cheapflights users on 10/28. 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.
mié. 11/263:07 pmORD - WAW
2 stops15h 33mUnited Airlines
jue. 12/116:05 amWAW - ORD
2 stops18h 43mUnited Airlines
Deal found 10/28$508
This FlightHub deal was found by Cheapflights users on 10/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/911:50 amORD - WAW
1 stop13h 50mTurkish Airlines
jue. 11/209:35 amWAW - ORD
1 stop31h 30mTurkish Airlines
Deal found 10/30$509
This Kiwi.com deal was found by Cheapflights users on 10/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/264:20 pmORD - WAW
1 stop14h 55mAustrian Airlines
mar. 12/307:25 pmWAW - ORD
1 stop25h 35mAustrian Airlines
Deal found 10/29$510
This United deal was found by Cheapflights users on 10/29. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 11/289:20 amORD - WAW
2 stops20h 35mMultiple Airlines
vie. 12/56:40 amWAW - ORD
2 stops15h 15mMultiple Airlines
Deal found 10/29$511
This United Airlines deal was found by Cheapflights users on 10/30. 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.
jue. 12/46:15 pmORD - WAW
2 stops15h 15mUnited Airlines
jue. 12/112:30 pmWAW - ORD
1 stop12h 35mUnited Airlines
Deal found 10/30$512
This Cheapflightsfares deal was found by Cheapflights users on 10/28. 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.
mié. 11/269:50 pmORD - WAW
1 stop11h 25mLufthansa
sáb. 12/136:30 amWAW - ORD
2 stops18h 58mLufthansa
Deal found 10/28$514
This Booking.com deal was found by Cheapflights users on 10/29. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/19:55 pmORD - WAW
Nonstop8h 55mLOT
mar. 12/164:40 pmWAW - ORD
Nonstop10h 20mLOT
Deal found 10/29$515
This FlightHub deal was found by Cheapflights users on 10/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/167:10 amORD - WAW
2 stops24h 10mScandinavian Airlines
lun. 12/14:50 pmWAW - ORD
2 stops54h 55mScandinavian Airlines
Deal found 10/30$516
This Orbitz deal was found by Cheapflights users on 10/28. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/307:05 amORD - WAW
2 stops22h 50mMultiple Airlines
sáb. 12/136:30 amWAW - ORD
2 stops18h 58mMultiple Airlines
Deal found 10/28$517
This Finnair deal was found by Cheapflights users on 10/29. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 11/286:25 pmORD - WAW
2 stops17h 10mFinnair
vie. 12/58:50 amWAW - ORD
2 stops17h 45mFinnair
Deal found 10/29$518

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to Warsaw 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 octubre 30, 2025.
Use the filters below to find and compare flights from Illinois to Warsaw that are best for you.

Fly from

Illinois

Fly to

Warsaw

Route

Depart

Return

Price

ChicagoWarsaw

ORD - WAW

ORDWAW

Chicago O'Hare Intl

mié. 11/26

6:00 pm-4:15 pm

1 stop15h 15m

Warsaw Frederic Chopin

vie. 12/26

6:40 am-8:05 pm

1 stop20h 25m

$512

ChicagoWarsaw

ORD - WAW

ORDWAW

Chicago O'Hare Intl

jue. 11/27

11:02 am-12:55 pm

2 stops18h 53m

Warsaw Frederic Chopin

vie. 12/26

6:40 am-8:05 pm

1 stop20h 25m

$541

St. LouisWarsaw

STL - WAW

STLWAW

Lambert-St Louis

jue. 11/27

6:30 am-12:55 pm

2 stops23h 25m

Warsaw Frederic Chopin

jue. 12/4

6:30 am-3:29 pm

2 stops39h 59m

$542

ChicagoWarsaw

ORD - WAW

ORDWAW

Chicago O'Hare Intl

jue. 11/27

9:42 am-12:00 pm

2 stops19h 18m

Warsaw Frederic Chopin

sáb. 12/6

6:05 am-2:20 pm

1 stop15h 15m

$543

ChicagoWarsaw

ORD - WAW

ORDWAW

Chicago O'Hare Intl

sáb. 12/6

7:20 pm-2:40 pm

1 stop12h 20m

Warsaw Frederic Chopin

sáb. 12/13

10:15 am-4:45 pm

1 stop13h 30m

$547

ChicagoWarsaw

MDW - WAW

MDWWAW

Chicago Midway

mar. 3/3

1:05 pm-12:05 pm

2 stops16h 00m

Warsaw Frederic Chopin

sáb. 3/14

6:05 am-6:34 pm

2 stops18h 29m

$548

ChicagoWarsaw

ORD - WAW

ORDWAW

Chicago O'Hare Intl

mar. 11/25

6:00 pm-12:55 pm

1 stop11h 55m

Warsaw Frederic Chopin

mié. 12/3

6:30 am-2:55 pm

2 stops15h 25m

$581

ChicagoWarsaw

ORD - WAW

ORDWAW

Chicago O'Hare Intl

vie. 11/14

6:00 pm-4:15 pm

1 stop15h 15m

Warsaw Frederic Chopin

lun. 11/24

6:30 am-2:55 pm

2 stops15h 25m

$586

ChicagoWarsaw

ORD - WAW

ORDWAW

Chicago O'Hare Intl

dom. 11/9

9:50 pm-4:30 pm

1 stop11h 40m

Warsaw Frederic Chopin

vie. 11/21

6:40 am-8:00 pm

2 stops20h 20m

$586

ChicagoWarsaw

ORD - WAW

ORDWAW

Chicago O'Hare Intl

jue. 11/13

7:05 am-9:05 am

2 stops19h 00m

Warsaw Frederic Chopin

mié. 11/26

6:30 am-2:55 pm

2 stops15h 25m

$587

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/30

Showing 1-10 of 47 results
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Best time to book a flight from Illinois to Warsaw

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

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

Currently, September is the cheapest month in which you can book a flight from Illinois to Warsaw (average of $443). Flying from Illinois to Warsaw in June is currently the most expensive (average of $660). 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 WAW?

Find hourly flight availability from Illinois to Warsaw. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated octubre 30, 2025.

When flying from Illinois to Warsaw, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 48% versus a flight at noon.

What is the cheapest day to fly from Illinois to Warsaw?

Use this chart to determine the cheapest time to fly round-trip from Illinois to Warsaw. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Illinois to Warsaw flight should consider departing on Monday mornings when fares are most often at their lowest. Thursday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

Find useful and relevant information for your journey from Illinois to Warsaw. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Illinois to Warsaw?

    For as low as $547, United Airlines can have you in Warsaw from Illinois in 12h 20m. The distance from Illinois to Warsaw is about 4669 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the most popular routes from Illinois to Warsaw?

    While some choose either Chicago Midway - Warsaw Frederic Chopin or Chicago O'Hare Intl - Warsaw Modlin, Chicago O'Hare Intl - Warsaw Frederic Chopin is the most popular route from Illinois to Warsaw.

  • What are the cheapest flights from Illinois to Warsaw?

    Looking at all options, your cheapest flight can be booked for $531. While the most popular route (Chicago O'Hare Intl - Warsaw Frederic Chopin) can be booked for $398 on average, our data indicates $1,532 when flying from Illinois to Warsaw.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Illinois to Warsaw (average of $443). Flying from Illinois to Warsaw in June is currently the most expensive (average of $660). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Illinois to Warsaw

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Illinois to Warsaw

Discover the top 10 airlines that operate flights from Illinois to Warsaw. 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 octubre 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$426Average$579FlexibilityNo cancel feeOn-time77%
FinnairCheapest$484Average$654FlexibilityNo cancel feeOn-time76%
Turkish AirlinesCheapest$506Average$598FlexibilityNo cancel feeOn-time77%
SWISSCheapest$507Average$706FlexibilityNo cancel feeOn-time79%
American AirlinesCheapest$520Average$663FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$531Average$678FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$548Average$739FlexibilityNo cancel feeOn-time69%
LOTCheapest$550Average$810FlexibilityNo cancel feeOn-time81%
LufthansaCheapest$550Average$734FlexibilityNo cancel feeOn-time76%
Austrian AirlinesCheapest$562Average$769FlexibilityNo cancel feeOn-time78%

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