Find cheap flights to Chicago

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Cheapest flights to Chicago airports

Find the cheapest flights to these Chicago airports from your nearest city or airport
Chicago O'Hare Intl Airport


Dublin (DUB) to Chicago (CHI)

Typically, flights to Chicago from Dublin are cheaper when flying from Dublin to Chicago, which has an average price of 417€

CHEAPEST MONTH TO FLY TO CHICAGO FROM DUBLINMarch16% cheaperFlying from Dublin to Chicago costs on average just 350€ in March
MOST EXPENSIVE MONTH TO FLY TO CHICAGO FROM DUBLINJuly25% more expensiveIt costs about 519€ for flights to Chicago from Dublin in July
MOST POPULAR MONTH TO FLY TO CHICAGO FROM DUBLINOctober205% more users visitedMore momondo users searched in flights to Chicago from Dublin in October than any other month

When is the best time to fly to Chicago?

  • What is the absolute cheapest flight to Chicago?

    In the past two weeks, users have booked deals to Chicago for 86€/person, which is 86% cheaper than the average flight to Chicago. To find the cheapest price to Chicago from your area, use momondo’s Airport-to-Airport Pricing Tool.

  • What is the cheapest month to fly to Chicago?

    The cheapest month to fly to Chicago from Ireland is in March. Flight prices, which tend to average around 350€, are often lower during this time because this is during the off-season. If you don’t want to visit Chicago in March, then you should wait until November to fly from Ireland, when ticket prices are also cheap, with an average price of 350€.

  • How far in advance should I book a flight to Chicago?

    We recommend purchasing flights from Ireland to Chicago 27 days ahead of your departure date because this is when momondo users tend to see the best flight rates. On average, our users have found flights to Chicago for 417€. However, in the past 72 hours, people saw flights from Ireland for as low as 265€.

  • What is the cheapest day to depart on your flight to Chicago?

    On average, the least expensive day to fly to Chicago from Ireland is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as 441€. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Chicago on Sunday is 563€.

  • What is the cheapest time of day to depart on your flight to Chicago?

    In the afternoon is the cheapest time of day to fly from Ireland to Chicago when you can find flight prices for as low as 403€. Flying to Chicago in the afternoon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are 614€ on average. Flights to Chicago from Ireland in the evening are generally more expensive because this time of day is more convenient for travellers’ schedules.

  • When is it best to fly to Chicago to go sightseeing?

    The city of Chicago has many sights to see while visiting. Many tourists find it ideal to go sightseeing when the weather is warmer, but not blistering. Consider booking your flight to Chicago for May or June, when temperatures are a bit higher and the chance of rain is relatively low. Many travellers find it worthwhile to visit Wrigley Field and Magnificent Mile.

  • Is there an alternative airport near Chicago?

    Finding an alternative and possibly cheaper destination airport near Chicago is possible. If you are planning a flight to Chicago, consider booking flights to Chicago O'Hare Intl Airport (26 km from Chicago city centre) or Chicago Greater Rockford Airport (126 km from Chicago city centre).

  • Is there a cheaper alternative to flying into Chicago?

    With an average price of 602€ per person, Chicago Midway Airport is the cheapest airport to fly into when planning your trip to Chicago. This price can fluctuate based on where you are flying from. momondo’s Airport-to-Airport Pricing Tool can help users find the best prices.

Chicago flight deals found on momondo

Check out some of the best fares from airports in Ireland to Chicago found recently by users on momondo
12 Dec
11h 47m
1 stop
ORD18:17Chicago O'Hare Intl
22 Jan
ORD02:00Chicago O'Hare Intl
19h 30m
1 stop
Air France
23 Oct
16h 08m
1 stop
ORD23:38Chicago O'Hare Intl
29 Oct
ORD10:45Chicago O'Hare Intl
12h 30m
1 stop
Multiple Airlines
13 Sep
8h 15m
ORD15:15Chicago O'Hare Intl
4 Oct
ORD09:00Chicago O'Hare Intl
15h 55m
2 stops
15 Sep
12h 05m
1 stop
ORD20:20Chicago O'Hare Intl
29 Sep
ORD15:30Chicago O'Hare Intl
9h 35m
1 stop
United Airlines
15 Dec
12h 04m
1 stop
ORD17:04Chicago O'Hare Intl
31 Dec
ORD08:00Chicago O'Hare Intl
12h 00m
2 stops
13 Sep
8h 15m
ORD15:15Chicago O'Hare Intl
4 Oct
ORD15:50Chicago O'Hare Intl
7h 10m

Find the cheapest one-way flights to Chicago

If you're looking for one-way flights from Ireland to Chicago, view some of our deals below provided by Delta, Lufthansa and SWISS
Multiple Airlines
2 Sep
23h 30m
2 stops
ORD17:30Chicago O'Hare Intl
2 Sep
7h 55m
ORD14:55Chicago O'Hare Intl
2 Sep
34h 10m
1 stop
ORD17:30Chicago O'Hare Intl

Which airlines fly to Chicago?

Here you can see a selection of the most popular and cheapest airlines for flights to Chicago

Airports near Chicago

Below you will find all the airports in Chicago along with their distance from the city centre

Popular routes to Chicago

Most frequently searched flights to Chicago along with the cheapest price and shortest flight duration
Dublin to Chicago Flights
Fastest flight time7h 55m
Cheapest price269€
Cork to Chicago Flights
Fastest flight time16h 05m
Cheapest price432€
Shannon to Chicago Flights
Fastest flight time13h 15m
Cheapest price451€
Milltown (Kerry) to Chicago Flights
Fastest flight time32h 20m
Cheapest price902€

Start planning your trip to Chicago