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Cheap flights from Illinois to Warsaw from $379

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 Warsaw departing on 9/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Illinois to Warsaw

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
12:10 pm - 4:20 pm
STL
-
WAW
21h 10m
2 stops
Multiple Airlines Logo
6:50 am - 1:25 pm
WAW
-
STL
13h 35m
1 stop
$713Multiple Airlines
週二, 8月 18 - 週二, 8月 25
Multiple Airlines Logo
12:10 pm - 12:35 pm
STL
-
WAW
17h 25m
2 stops
Multiple Airlines Logo
6:00 am - 1:25 pm
WAW
-
STL
14h 25m
2 stops
$734Multiple Airlines
週二, 8月 18 - 週二, 8月 25
Lufthansa Logo
3:30 pm - 1:30 pm
STL
-
WAW
15h 00m
1 stop
Lufthansa Logo
6:50 am - 1:25 pm
WAW
-
STL
13h 35m
1 stop
$739Lufthansa
週二, 8月 18 - 週二, 8月 25
United Airlines Logo
3:15 pm - 4:15 pm
STL
-
WAW
18h 00m
2 stops
United Airlines Logo
6:30 am - 3:30 pm
WAW
-
STL
16h 00m
2 stops
$742United Airlines
週二, 11月 10 - 週四, 11月 12
United Airlines Logo
3:15 pm - 12:55 pm
STL
-
WAW
14h 40m
2 stops
United Airlines Logo
6:30 am - 3:30 pm
WAW
-
STL
16h 00m
2 stops
$743United Airlines
週二, 11月 10 - 週四, 11月 12
LOT Logo
9:50 pm - 1:55 pm
ORD
-
WAW
9h 05mnonstop
LOT Logo
4:40 pm - 7:50 pm
WAW
-
ORD
10h 10mnonstop
$781LOT
週一, 7月 20 - 週一, 8月 24
United Airlines Logo
1:30 pm - 12:35 pm
ORD
-
WAW
16h 05m
2 stops
United Airlines Logo
1:15 pm - 11:40 pm
WAW
-
ORD
17h 25m
2 stops
$782United Airlines
週一, 7月 13 - 週四, 8月 13
United Airlines Logo
1:30 pm - 12:35 pm
ORD
-
WAW
16h 05m
2 stops
United Airlines Logo
1:15 pm - 11:40 pm
WAW
-
ORD
17h 25m
2 stops
$783United Airlines
週二, 7月 21 - 週四, 8月 13
Scandinavian Airlines Logo
7:15 pm - 9:15 am
ORD
-
WAW
31h 00m
2 stops
Scandinavian Airlines Logo
5:00 pm - 5:41 pm
WAW
-
ORD
55h 41m
2 stops
$784Scandinavian Airlines
週四, 9月 3 - 週日, 9月 13
Lufthansa Logo
3:35 pm - 12:35 pm
ORD
-
WAW
14h 00m
1 stop
Lufthansa Logo
6:00 am - 12:35 pm
WAW
-
ORD
13h 35m
1 stop
$789Lufthansa
週一, 7月 27 - 週五, 8月 7

Lufthansa flights from Illinois to Warsaw Frederic Chopin Airport

Our best Lufthansa deals on Illinois to Warsaw Frederic Chopin Airport flight tickets
Lufthansa
Aug 18
STL3:30 pmLambert-St Louis
15h 00m
1 stop
WAW1:30 pmWarsaw Frederic Chopin
Aug 25
WAW6:50 amWarsaw Frederic Chopin
13h 35m
1 stop
STL1:25 pmLambert-St Louis
$739
Lufthansa
Jul 27
ORD3:35 pmChicago O'Hare Intl
14h 00m
1 stop
WAW12:35 pmWarsaw Frederic Chopin
Aug 7
WAW6:00 amWarsaw Frederic Chopin
13h 35m
1 stop
ORD12:35 pmChicago O'Hare Intl
$789
Lufthansa
Sep 7
STL3:30 pmLambert-St Louis
15h 05m
1 stop
WAW1:35 pmWarsaw Frederic Chopin
Sep 29
WAW6:50 amWarsaw Frederic Chopin
13h 35m
1 stop
STL1:25 pmLambert-St Louis
$796

LOT flights from Illinois to Warsaw Frederic Chopin Airport

Our best LOT deals on Illinois to Warsaw Frederic Chopin Airport flight tickets
LOT
Jul 20
ORD9:50 pmChicago O'Hare Intl
9h 05m
WAW1:55 pmWarsaw Frederic Chopin
Aug 24
WAW4:40 pmWarsaw Frederic Chopin
10h 10m
ORD7:50 pmChicago O'Hare Intl
$781
LOT
Sep 22
ORD5:10 pmChicago O'Hare Intl
15h 35m
1 stop
WAW3:45 pmWarsaw Frederic Chopin
Sep 30
WAW4:40 pmWarsaw Frederic Chopin
10h 10m
ORD7:50 pmChicago O'Hare Intl
$791
LOT
Aug 5
ORD9:50 pmChicago O'Hare Intl
9h 05m
WAW1:55 pmWarsaw Frederic Chopin
Aug 22
WAW4:40 pmWarsaw Frederic Chopin
10h 10m
ORD7:50 pmChicago O'Hare Intl
$804

momondo Fare Finder

 
Customize your flight search to find flights from Illinois to Warsaw Frederic Chopin Airport 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 5月 16, 2026.
Use the filters below to find and compare flights from Illinois to Warsaw Frederic Chopin Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisWarsaw

STL - WAW

STLWAW

Lambert-St Louis

週二 8/18

12:10 pm-4:20 pm

2 stops21h 10m

Warsaw Frederic Chopin

週二 8/25

6:50 am-1:25 pm

1 stop13h 35m

$713

St. LouisWarsaw

STL - WAW

STLWAW

Lambert-St Louis

週二 8/18

12:10 pm-12:35 pm

2 stops17h 25m

Warsaw Frederic Chopin

週二 8/25

6:00 am-1:25 pm

2 stops14h 25m

$734

St. LouisWarsaw

STL - WAW

STLWAW

Lambert-St Louis

週二 8/18

3:30 pm-1:30 pm

1 stop15h 00m

Warsaw Frederic Chopin

週二 8/25

6:50 am-1:25 pm

1 stop13h 35m

$739

St. LouisWarsaw

STL - WAW

STLWAW

Lambert-St Louis

週二 11/10

3:15 pm-4:15 pm

2 stops18h 00m

Warsaw Frederic Chopin

週四 11/12

6:30 am-3:30 pm

2 stops16h 00m

$742

St. LouisWarsaw

STL - WAW

STLWAW

Lambert-St Louis

週二 11/10

3:15 pm-12:55 pm

2 stops14h 40m

Warsaw Frederic Chopin

週四 11/12

6:30 am-3:30 pm

2 stops16h 00m

$743
Quickest round-trip

ChicagoWarsaw

ORD - WAW

ORDWAW

Chicago O'Hare Intl

週一 7/20

9:50 pm-1:55 pm

Nonstop9h 05m

Warsaw Frederic Chopin

週一 8/24

4:40 pm-7:50 pm

Nonstop10h 10m

$781

ChicagoWarsaw

ORD - WAW

ORDWAW

Chicago O'Hare Intl

週一 7/13

1:30 pm-12:35 pm

2 stops16h 05m

Warsaw Frederic Chopin

週四 8/13

1:15 pm-11:40 pm

2 stops17h 25m

$782

ChicagoWarsaw

ORD - WAW

ORDWAW

Chicago O'Hare Intl

週二 7/21

1:30 pm-12:35 pm

2 stops16h 05m

Warsaw Frederic Chopin

週四 8/13

1:15 pm-11:40 pm

2 stops17h 25m

$783

ChicagoWarsaw

ORD - WAW

ORDWAW

Chicago O'Hare Intl

週四 9/3

7:15 pm-9:15 am

2 stops31h 00m

Warsaw Frederic Chopin

週日 9/13

5:00 pm-5:41 pm

2 stops55h 41m

$784

ChicagoWarsaw

ORD - WAW

ORDWAW

Chicago O'Hare Intl

週一 7/27

3:35 pm-12:35 pm

1 stop14h 00m

Warsaw Frederic Chopin

週五 8/7

6:00 am-12:35 pm

1 stop13h 35m

$789

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Illinois to Warsaw Frederic Chopin Airport

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 Warsaw Frederic Chopin Airport?

In general, November is the cheapest month to fly from Illinois to Warsaw Frederic Chopin Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $361. If you aren’t able to travel during the month of November, then book flights to Warsaw Frederic Chopin Airport from Illinois during February instead. Flights to Warsaw Frederic Chopin Airport in February, while not as cheap as those in November, still average around $373.

What is the cheapest day to depart on your flight to Warsaw Frederic Chopin Airport?

The cheapest day to depart from Illinois to Warsaw Frederic Chopin Airport is on a Wednesday when prices can be found for as low as $795. Flights from Illinois to Warsaw Frederic Chopin Airport on a Saturday will generally be more expensive and average around $996. 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 Warsaw Frederic Chopin Airport?

The cheapest time of day to fly to Warsaw Frederic Chopin Airport is at noon when flights can be purchased for as low as $839. Flights in the afternoon are often more expensive with an average ticket price of $956.

What is the cheapest Illinois to Warsaw Frederic Chopin flight route?

Fly from Chicago O'Hare Intl to Warsaw Frederic Chopin for the best Illinois - Warsaw Frederic Chopin flight prices

How far in advance should I book a flight from Illinois to Warsaw Frederic Chopin Airport?

You are more likely to see cheaper flights to Warsaw Frederic Chopin Airport from Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to Warsaw Frederic Chopin Airport for around $721 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Warsaw Frederic Chopin Airport from Illinois for as low as $619 on momondo.

Cheap Illinois to Warsaw Frederic Chopin Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Illinois to Warsaw Frederic Chopin Airport

Best Price Found

$693

Fastest flight time

8h 55m

Direct flights

Every day
The best one-way flight to Warsaw Frederic Chopin Airport from Illinois in the past 72 hours is $693. The best round-trip flight deal from Illinois to Warsaw Frederic Chopin Airport found on momondo in the last 72 hours is $945.
The fastest flight from Illinois to Warsaw Frederic Chopin Airport takes 8h 55m
Direct flights go from Illinois to Warsaw Frederic Chopin Airport every day.
Search flight deals

Frequently asked questions about flying from Illinois to Warsaw Frederic Chopin Airport

  • When did momondo last update prices for flights from Illinois to Warsaw Frederic Chopin Airport?

    Prices for flights from Illinois to Warsaw Frederic Chopin Airport refresh daily.

  • How many operators does momondo search for flights from Illinois to Warsaw Frederic Chopin Airport?

  • How old do you have to be to fly from Illinois to Warsaw Frederic Chopin Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Illinois to Warsaw Frederic Chopin Airport.

  • What documentation or ID do you need to fly to Warsaw Frederic Chopin Airport?

    The travel and health documents required for your trip to Warsaw Frederic Chopin Airport 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 Warsaw Frederic Chopin Airport. 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 Warsaw Frederic Chopin Airport?

Best airlines flying from Illinois to Warsaw Frederic Chopin Airport

Compare and see reviews for airlines that fly from Illinois to Warsaw Frederic Chopin Airport with momondo
Airline
Rating
Free Cancellation
Price
Scandinavian AirlinesPriceFrom $423Free CancellationRating
7.4
1,778 reviews
Search Scandinavian Airlines flights
FinnairPriceFrom $435Free CancellationRating
7.6
1,393 reviews
Search Finnair flights
British AirwaysPriceFrom $457Free CancellationRating
6.7
7,982 reviews
Search British Airways flights
KLMPriceFrom $489Free CancellationRating
7.8
1,517 reviews
Search KLM flights
LufthansaPriceFrom $499Free CancellationRating
6.8
8,004 reviews
Search Lufthansa flights
SWISSPriceFrom $501Free CancellationRating
7.5
1,946 reviews
Search SWISS flights
American AirlinesPriceFrom $509Free CancellationRating
7.1
11,662 reviews
Search American Airlines flights
DeltaPriceFrom $518Free CancellationRating
7.9
8,455 reviews
Search Delta flights
LOTPriceFrom $523Free CancellationRating
7.5
1,190 reviews
Search LOT flights
Turkish AirlinesPriceFrom $537Free CancellationRating
7.4
4,368 reviews
Search Turkish Airlines flights

Traveling to a place near Warsaw?

Book flights to Warsaw if you plan to visit one of these locations
Kielce
Kazimierz Dolny

Why use momondo?

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

It is quick and easy to find Illinois to Warsaw flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Warsaw that suits you.

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

Yes. momondo allows you to filter the results for Illinois to Warsaw flights to just show those with flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Warsaw from Illinois.

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

Price alerts on flights to Warsaw from Illinois are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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