Best One-Way Price
Best Return Price
Fastest flight time
€260 - €850
In general, when booking your flight to Chicago O'Hare Intl Airport, September is the cheapest month on average.
Most flyers found that booking flight tickets 91 days in advance of their planned departure date is, on average, the best time to get cheap flights to Chicago O'Hare Intl Airport.
Aer Lingus, American Airlines, Lufthansa and British Airways are the most popular airlines that fly from Ireland to Chicago O'Hare Intl Airport on a routine basis, according to our data. You should be able to find flights to Chicago O'Hare Intl Airport with these airlines and other airlines flying from Ireland.
50 Aer Lingus flights head to Chicago O'Hare Intl Airport on average each week. Most will be flying from Dallas/Fort Worth to Chicago O'Hare Intl Airport, the most popular route that Aer Lingus operates to Chicago O'Hare Intl Airport. Prices vary based on when and where you fly from - the cheapest Aer Lingus flight to Chicago O'Hare Intl Airport found in the past 3 days on momondo was €341, departing from Dublin. Aer Lingus is the most popular choice on momondo for this route and has been scored 8.1/10 by 81 of our users.
Finnair flies to Chicago O'Hare Intl Airport 40 times per week usually, making it a popular airline to fly with, particularly when heading to Chicago O'Hare Intl Airport from London Heathrow. Finnair (rating: 7.7, 143 reviews) varies in price depending on when and where you want to fly to Chicago O'Hare Intl Airport from. The best Finnair ticket price found on momondo to Chicago O'Hare Intl Airport was from Dublin (€412 return).
Chicago O'Hare Intl Airport is 26 km from the city centre
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights to Chicago. Millions of users trust and use momondo every year so you are in good company.
Yes. All flights to Chicago on momondo can be compared and filtered by various policies on offer, including flexible booking.
Once you have performed a search for flights to Chicago, momondo helps you find the right flight 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.
If you are not ready to book a flight to Chicago now, use our insights above to find helpful tips or alternatively set up a price alert; this is where momondo will track prices on flights to Chicago and let you know when they change.