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Flights to Illinois

€381 Cheap flights to Illinois

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight to Illinois departing on 30/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Recent flights found to popular cities in Illinois

Find flights to these popular cities in Illinois from your nearest airport.
Icelandair
30 Jan
DUB
11h 50m
1 stop
ORD
5 Feb
ORD
9h 45m
1 stop
DUB
Icelandair
6 Feb
DUB
11h 50m
1 stop
ORD
9 Feb
ORD
9h 45m
1 stop
DUB
Icelandair
5 Dec
DUB
11h 50m
1 stop
ORD
8 Dec
ORD
9h 45m
1 stop
DUB
Icelandair
17 Jan
DUB
11h 50m
1 stop
ORD
24 Jan
ORD
9h 45m
1 stop
DUB
Icelandair
5 Dec
DUB
11h 50m
1 stop
ORD
9 Dec
ORD
9h 45m
1 stop
DUB
Icelandair
17 Jan
DUB
11h 50m
1 stop
ORD
22 Jan
ORD
9h 45m
1 stop
DUB
Icelandair
5 Dec
DUB
11h 50m
1 stop
ORD
8 Dec
ORD
9h 45m
1 stop
DUB
Scandinavian Airlines
12 Jan
DUB
34h 50m
2 stops
ORD
8 Feb
ORD
34h 30m
1 stop
DUB
Scandinavian Airlines
6 Feb
DUB
57h 45m
2 stops
ORD
9 Feb
ORD
34h 30m
1 stop
DUB
Icelandair
5 Dec
DUB
11h 50m
1 stop
ORD
9 Dec
ORD
9h 45m
1 stop
DUB
Scandinavian Airlines
12 Dec
DUB
33h 20m
1 stop
ORD
17 Jan
ORD
32h 10m
1 stop
DUB
TAP AIR PORTUGAL
5 Dec
DUB
17h 05m
1 stop
ORD
8 Dec
ORD
13h 45m
1 stop
DUB

Find the cheapest flights from Ireland to Illinois

Cheap return flights

These are some of the best return flight deals from Ireland to Illinois that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Ireland to Illinois.

Cheap last-minute flights

Planning a quick getaway from Ireland to Illinois? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Illinois, so you can enjoy a seamless trip without stopovers.

Cheap bus & train deals from Ireland to Illinois

Find recent round-trip train or bus tickets from Ireland to Illinois.

All round-trip flight deals to Illinois

The cheapest plane tickets to Illinois found on KAYAK recently.
11:30 - 17:20DUB-ORD
11h 50m1 stop
18:30 - 10:15ORD-DUB
9h 45m1 stop
€381Icelandair
Find Deal
Thu, 30 Jan - Wed, 5 Feb
11:30 - 17:20DUB-ORD
11h 50m1 stop
18:30 - 10:15ORD-DUB
9h 45m1 stop
€383Icelandair
Find Deal
Thu, 6 Feb - Sun, 9 Feb
11:30 - 17:20DUB-ORD
11h 50m1 stop
18:30 - 10:15ORD-DUB
9h 45m1 stop
€395Icelandair
Find Deal
Thu, 5 Dec - Sun, 8 Dec
05:15 - 13:25DUB-ORD
14h 10m1 stop
22:35 - 22:40ORD-DUB
18h 05m1 stop
€465Lufthansa
Find Deal
Thu, 5 Dec - Sun, 8 Dec
18:00 - 18:25DUB-ORD
30h 25m1 stop
22:35 - 22:40ORD-DUB
18h 05m1 stop
€466Lufthansa
Find Deal
Wed, 4 Dec - Sun, 8 Dec
11:30 - 14:00DUB-ORD
8h 30mdirect
19:40 - 09:00ORD-DUB
7h 20mdirect
€472Aer Lingus
Find Deal
Thu, 5 Dec - Sun, 8 Dec
15:20 - 17:55DUB-ORD
8h 35mdirect
19:40 - 09:00ORD-DUB
7h 20mdirect
€473Aer Lingus
Find Deal
Thu, 5 Dec - Sun, 8 Dec
08:40 - 21:42DUB-ORD
19h 02m2 stops
18:30 - 19:35ORD-DUB
19h 05m1 stop
€476British Airways
Find Deal
Thu, 5 Dec - Mon, 9 Dec
08:40 - 18:45DUB-ORD
16h 05m1 stop
17:00 - 09:40ORD-DUB
10h 40m1 stop
€501British Airways
Find Deal
Fri, 17 Jan - Tue, 28 Jan
06:00 - 17:01DUB-MDW
17h 01m2 stops
13:30 - 15:40MDW-DUB
20h 10m2 stops
€1,121Air France
Find Deal
Wed, 11 Dec - Wed, 18 Dec
11:30 - 17:20DUB-ORD
11h 50m1 stop
€282Icelandair
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Fri, 17 Jan
22:45 - 21:05DUB-MDW
28h 20m3 stops
€311
Find Deal
Sun, 9 Feb
15:20 - 17:55DUB-ORD
8h 35mdirect
€396Aer Lingus
Find Deal
Tue, 17 Dec
11:30 - 14:00DUB-ORD
8h 30mdirect
€410Aer Lingus
Find Deal
Fri, 6 Dec
13:20 - 10:58DUB-ORD
27h 38m2 stops
€460British Airways
Find Deal
Tue, 17 Dec
05:00 - 13:25DUB-ORD
14h 25m1 stop
€468Lufthansa
Find Deal
Fri, 6 Dec
08:40 - 18:45DUB-ORD
16h 05m1 stop
€471British Airways
Find Deal
Mon, 16 Dec
08:30 - 20:05DUB-ORD
17h 35m1 stop
€483Lufthansa
Find Deal
Thu, 28 Nov
06:00 - 17:02DUB-MDW
17h 02m2 stops
€1,058Air France
Find Deal
Tue, 3 Dec
08:55 - 17:02DUB-MDW
38h 07m2 stops
€1,084Air France
Find Deal
Fri, 29 Nov
09:00 - 14:51DUB-ORD
11h 51m1 stop
09:50 - 07:10ORD-DUB
15h 20m1 stop
€506Air Canada
Find Deal
Sat, 23 Nov - Sat, 30 Nov
08:30 - 20:05DUB-ORD
17h 35m1 stop
22:35 - 11:00ORD-DUB
30h 25m1 stop
€547Lufthansa
Find Deal
Sat, 23 Nov - Sat, 30 Nov
18:00 - 18:25DUB-ORD
30h 25m1 stop
22:35 - 11:00ORD-DUB
30h 25m1 stop
€551Lufthansa
Find Deal
Fri, 22 Nov - Sat, 30 Nov
14:05 - 22:53DUB-ORD
14h 48m1 stop
22:05 - 07:55ORD-DUB
27h 50m1 stop
€564
Find Deal
Fri, 22 Nov - Sat, 30 Nov
09:00 - 12:58DUB-ORD
33h 58m2 stops
08:50 - 10:05ORD-DUB
19h 15m1 stop
€566United Airlines
Find Deal
Fri, 22 Nov - Sat, 30 Nov
13:10 - 21:22DUB-ORD
14h 12m1 stop
15:55 - 05:15ORD-DUB
7h 20mdirect
€646Aer Lingus
Find Deal
Fri, 22 Nov - Sat, 30 Nov
14:05 - 20:04DUB-ORD
11h 59m1 stop
15:55 - 05:15ORD-DUB
7h 20mdirect
€649
Find Deal
Fri, 22 Nov - Sat, 30 Nov
15:20 - 17:55DUB-ORD
8h 35mdirect
15:55 - 05:15ORD-DUB
7h 20mdirect
€695British Airways
Find Deal
Fri, 22 Nov - Sat, 30 Nov
09:00 - 15:06DUB-STL
12h 06m1 stop
07:00 - 10:05STL-DUB
21h 05m2 stops
€857United Airlines
Find Deal
Fri, 22 Nov - Sun, 24 Nov
12:05 - 13:55DUB-ORD
31h 50m1 stop
15:55 - 05:15ORD-DUB
7h 20mdirect
€5,216Aer Lingus
Find Deal
Sat, 23 Nov - Sat, 30 Nov
11:30 - 14:00DUB-ORD
8h 30mdirect
19:40 - 09:00ORD-DUB
7h 20mdirect
€472Aer Lingus
Find Deal
Thu, 5 Dec - Sun, 8 Dec
15:20 - 17:55DUB-ORD
8h 35mdirect
19:40 - 09:00ORD-DUB
7h 20mdirect
€473Aer Lingus
Find Deal
Thu, 5 Dec - Sun, 8 Dec
15:20 - 17:55DUB-ORD
8h 35mdirect
19:40 - 09:00ORD-DUB
7h 20mdirect
€474Aer Lingus
Find Deal
Thu, 5 Dec - Sun, 8 Dec
15:20 - 17:55DUB-ORD
8h 35mdirect
19:40 - 09:00ORD-DUB
7h 20mdirect
€476Aer Lingus
Find Deal
Sun, 8 Dec - Sun, 15 Dec
11:35 - 14:10DUB-ORD
8h 35mdirect
21:15 - 11:10ORD-DUB
7h 55mdirect
€614
Find Deal
Mon, 14 Apr - Sun, 20 Apr
11:30 - 14:00DUB-ORD
8h 30mdirect
15:55 - 05:15ORD-DUB
7h 20mdirect
€628British Airways
Find Deal
Tue, 10 Dec - Tue, 17 Dec
15:20 - 17:55DUB-ORD
8h 35mdirect
19:40 - 09:00ORD-DUB
7h 20mdirect
€632
Find Deal
Fri, 6 Dec - Sun, 8 Dec
15:20 - 17:55DUB-ORD
8h 35mdirect
19:40 - 09:00ORD-DUB
7h 20mdirect
€634British Airways
Find Deal
Thu, 5 Dec - Sun, 8 Dec
11:30 - 14:00DUB-ORD
8h 30mdirect
19:40 - 09:00ORD-DUB
7h 20mdirect
€638American Airlines
Find Deal
Thu, 5 Dec - Mon, 9 Dec
16:40 - 19:15DUB-ORD
8h 35mdirect
21:00 - 10:20ORD-DUB
7h 20mdirect
€649American Airlines
Find Deal
Sun, 19 Jan - Sat, 25 Jan

Illinois flights insights and trends

Explore insights for your Illinois flight to craft the best travel plan

What is the cheapest flight I can find to Illinois?

For prices as low as €228/pp, you can find flights to Illinois depending on where you are departing from. On average, flights to Illinois cost €912/pp.
See prices from:

How long is the flight from Ireland to Illinois?

If you’re flying from a popular airport in Ireland, such as Dublin or Cork, and flying into Illinois, then you can expect flight times to average 8h 25m and 12h 15m, respectively.

What is the cheapest day to depart on your flight to Illinois?

According to our data, Wednesday is the cheapest day to fly to Illinois from Ireland. The lowest ticket price found for a Wednesday departure recently was €476. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. On the other hand, Thursday is the most expensive day to depart from Ireland because it is more convenient for both business and leisure travellers. As a result, prices tend to be around €575.

Which airlines fly to Illinois?

Of the 8 airlines that fly to Illinois, Aer Lingus, United Airlines and Icelandair happen to be the most favoured based on our user data. Aer Lingus is the most popular among the three airlines, with 68% of users choosing them for their travels to Illinois.

Cheapest flights to cities in Illinois

Click on the cities below to find out when it's cheapest to fly to Illinois from Ireland

Cheap Illinois flight deals and tips

Summary info about Illinois flight prices, duration and airlines

Best One-Way Price

€282

Best Round-Trip Price

€381

Fastest flight time

8h 30m

Popular in

July
The best one-way flight price to Illinois from Ireland in the last 72 hours is €282 (Dublin to Chicago O'Hare Intl).
The best round-trip flight price to Illinois from Ireland in the last 72 hours is €381 (Dublin to Chicago O'Hare Intl).
The fastest flight to Illinois from Ireland takes 8h 30m (Dublin to Chicago O'Hare Intl).
July has the highest demand for flights to Illinois, with a 21% price increase on average.

Frequently asked questions about flying to Illinois

What is the best airport to fly into to visit Chicago?

I plan on visiting Art Institute of Chicago. Which airport is the quickest drive?

For the quickest drive from an arrival airport to Art Institute of Chicago, fly into Chicago O'Hare Intl Airport or Chicago Midway Airport, which are closest to the area.

What are the most popular landmarks in Illinois?

What is the weather like in Illinois?

Temperatures in Illinois can vary between -5 °C and 23 °C based on the time of year. Typically, the coldest month in Illinois will be January, and the warmest month will be July. It is also worth noting that those looking to avoid rain and/or snow should consider travelling to Illinois in January, February, and December, as that is when precipitation is least likely.

How much are flights to Illinois?

You can expect to spend an average of €1,136 for a flight to Illinois. However, our users found flights to Illinois for €409, which is the cheapest price we’ve seen in the past week. €2,966 per ticket tends to be the most expensive a flight to Illinois will get, whereas anything for €1,030 or less is considered a good deal.

What is the best day of the week to fly to Illinois?

If your travel plans are flexible and you’re looking to save money on flights to Illinois, then be sure to book your departure on a Wednesday. Flying out on a Wednesday, as well as a Tuesday, is your best option. Departing on a Thursday tends to be the most expensive day of the week to fly to Illinois.

When did momondo last update prices for flights to Illinois?

Prices for flights to Illinois are refreshed on a daily basis.

How many operators does momondo search for flights to Illinois?

How old do you have to be to fly to Illinois?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel to Illinois.

What documentation or ID do you need to fly to Illinois?

The travel and health documents required for your trip to Illinois 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 licence, and a passport valid for six-months after you plan to arrive at Illinois. We always recommend checking with your airline or a trusted third party such as IATA to get advice.


Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights to Illinois. Millions of users trust and use momondo every year so you are in good company.

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

Yes. momondo enables you to select and highlight flights to Illinois with this policy.

How can momondo help me find flights to Illinois?

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 filter your options to help you make an informed choice when booking flights to Illinois.

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

If you are not ready to book a flight to Illinois 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 Illinois and let you know when they change.


An easier way to manage your Illinois trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

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Find better results for your trip to Illinois

Popular Flights to Illinois

Popular routes according to searches in the past day on momondo

Cheapest flight routes to Illinois

These routes have the cheapest flights to Illinois found by momondo users in Ireland
DepartingDestinationBest TimeBest Price
DublinChicago8h 25m€373
CorkChicago12h 15m€578
ShannonChicago12h 10m€585
DublinSt. Louis12h 06m€635
Milltown (Kerry)Chicago13h 20m€1,213