Cheap flights from Warsaw to Chicago-O'Hare
Cheap return flights from Warsaw to Chicago-O'Hare
Find the best deals
All prices shown are per person based on return flights only. Prices found in the last 48 hours.
Chicago-O'Hare flight facts
What you need to know
What are the cheapest airlines?
- LOT Polish Airlines
- United Airlines
- American Airlines
These airlines usually offer the cheapest flights from Warsaw to Chicago-O'Hare.
What airlines fly indirectly?
- Lufthansa
- Air France
- British Airways
These airlines fly from Warsaw to Chicago-O'Hare, but you’ll have at least one layover.
How long is the flight?
11 hours 30 minutes
This is the shortest flight time from Warsaw to Chicago-O'Hare.
Alternative flights from the UK to Chicago-O'Hare
Check out prices for other routes
Alternative flights from Warsaw
You might find cheaper flights nearby
Today alone, Netflights has searched over five flights. 05 / Feb / 2026 is currently the lowest priced day of the year to fly the Warsaw/Chicago-O'Hare route. There are around 35 flights on any given week from the UK to Chicago-O'Hare and the cheapest month to fly right now is February. Not suitable? Try running another search or viewing all cheap flight deals.
How to get cheap flights from Warsaw to Chicago-O'Hare
Tips and advice from our flight experts
You've searched for flights from Warsaw to Chicago-O'Hare. We've found 25 flights and compared them to give you the best offers. LOT Polish Airlines is, on average, the cheapest for this route. Look out for them! The cheapest offer we've found is a one-way ticket for the route Warsaw to Chicago-O'Hare on 14/02/2026 at 17:05 for £37.
We've scanned hundreds of airfares from dozens of airlines across the globe. We've found 15 airlines that operate the 7,800 km flight from Warsaw to Chicago-O'Hare.
To find the best offers, consider booking 2-3 months in advance or looking for last-minute deals. Traveling during off-peak seasons can also save you money. LOT Polish Airlines is a popular and affordable choice for this route, with an average flight duration of 11 hours 30 minutes. After selecting an offer, fill out your information and proceed with payment. Don't forget to check our flight + hotel service to book everything at once, saving you time and money!
Other popular destinations near Chicago-O'Hare
Where other people are flying to
