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Cheap Flights from Dublin to Rosemont

Compare Dublin to Rosemont flight deals

Find the cheapest month or even day of the year to fly to Rosemont

Book the best Rosemont fare with no extra fees

Dublin Airport to Rosemont flight deals

Looking for a cheap last-minute deal or the best return flight from Dublin Airport to Rosemont? Find our lowest prices on one-way and return tickets to the easiest airport right here.
Chicago.£224 per passenger.Departing Sun, 17 May.One-way flight with WestJet.Outbound indirect flight with WestJet, departs from Dublin on Sun, 17 May, arriving in Chicago O'Hare International.Price includes taxes and charges.From £224, select.
Chicago.£246 per passenger.Departing Mon, 1 Mar.One-way flight with Icelandair.Outbound indirect flight with Icelandair, departs from Dublin on Mon, 1 Mar, arriving in Chicago O'Hare International.Price includes taxes and charges.From £246, select.
Chicago.£247 per passenger.Departing Sat, 13 Feb.One-way flight with Icelandair.Outbound indirect flight with Icelandair, departs from Dublin on Sat, 13 Feb, arriving in Chicago O'Hare International.Price includes taxes and charges.From £247, select.
Chicago.£247 per passenger.Departing Fri, 20 Nov.One-way flight with Icelandair.Outbound indirect flight with Icelandair, departs from Dublin on Fri, 20 Nov, arriving in Chicago O'Hare International.Price includes taxes and charges.From £247, select.
Chicago.£247 per passenger.Departing Thu, 21 Jan.One-way flight with Icelandair.Outbound indirect flight with Icelandair, departs from Dublin on Thu, 21 Jan, arriving in Chicago O'Hare International.Price includes taxes and charges.From £247, select.
Chicago.£248 per passenger.Departing Tue, 21 Apr.One-way flight with Ryanair.Outbound indirect flight with Ryanair, departs from Dublin on Tue, 21 Apr, arriving in Chicago O'Hare International.Price includes taxes and charges.From £248, select.
Chicago.£255 per passenger.Departing Tue, 2 Jun.One-way flight with Icelandair.Outbound indirect flight with Icelandair, departs from Dublin on Tue, 2 Jun, arriving in Chicago O'Hare International.Price includes taxes and charges.From £255, select.
Chicago.£286 per passenger.Departing Mon, 31 Aug.One-way flight with Ryanair.Outbound indirect flight with Ryanair, departs from Dublin on Mon, 31 Aug, arriving in Chicago O'Hare International.Price includes taxes and charges.From £286, select.
Chicago.£297 per passenger.Departing Mon, 5 Oct.One-way flight with Ryanair.Outbound indirect flight with Ryanair, departs from Dublin on Mon, 5 Oct, arriving in Chicago O'Hare International.Price includes taxes and charges.From £297, select.
Chicago.£302 per passenger.Departing Thu, 3 Sep.One-way flight with Ryanair.Outbound indirect flight with Ryanair, departs from Dublin on Thu, 3 Sep, arriving in Chicago O'Hare International.Price includes taxes and charges.From £302, select.
Chicago.£324 per passenger.Departing Wed, 30 Dec.One-way flight with Aer Lingus.Outbound indirect flight with Aer Lingus, departs from Dublin on Wed, 30 Dec, arriving in Chicago O'Hare International.Price includes taxes and charges.From £324, select.
Chicago.£340 per passenger.Departing Tue, 31 Mar.One-way flight with TAP Air Portugal.Outbound indirect flight with TAP Air Portugal, departs from Dublin on Tue, 31 Mar, arriving in Chicago O'Hare International.Price includes taxes and charges.From £340, select.
Chicago.£365 per passenger.Departing Tue, 29 Dec.One-way flight with Aer Lingus.Outbound direct flight with Aer Lingus departs from Dublin on Tue, 29 Dec, arriving in Chicago O'Hare International.Price includes taxes and charges.From £365, select.
Chicago.£365 per passenger.Departing Thu, 21 Jan.One-way flight with Aer Lingus.Outbound direct flight with Aer Lingus departs from Dublin on Thu, 21 Jan, arriving in Chicago O'Hare International.Price includes taxes and charges.From £365, select.
Chicago.£365 per passenger.Departing Sun, 1 Nov.One-way flight with Aer Lingus.Outbound direct flight with Aer Lingus departs from Dublin on Sun, 1 Nov, arriving in Chicago O'Hare International.Price includes taxes and charges.From £365, select.
Chicago.£374 per passenger.Departing Sun, 7 Jun.One-way flight with Finnair.Outbound direct flight with Finnair departs from Dublin on Sun, 7 Jun, arriving in Chicago O'Hare International.Price includes taxes and charges.From £374, select.

Dublin to Rosemont: Flight information

The things to know before you go.
Fly intoChicago O'Hare International Airport
Cheapest flight found£224
Cheapest month to flyMay
Average flight time8 hrs, 35 mins
Most popular airlineAer Lingus
Average flights per week118

Find the cheapest month to fly from Dublin to Rosemont

We always keep an eye on fares, so you can find the best flight deal in seconds. It looks like Dublin to Rosemont flights are currently cheapest in November. We’ve based this on flights into Chicago O'Hare International Airport.
Mar
from £340
Apr
from £248
May
from £224
Jun
from £255
Jul
from £398
Aug
from £286
Sep
from £302
Oct
from £297
Nov
from £247
Dec
from £324
Jan
from £247
Feb
from £247

Check out these Rosemont hotels

Ready to plan your stay? Other travellers rate these Rosemont hotels for cleanliness, service and location.
Loews Chicago O'Hare Hotel
1.75 km from city centre
£143
Per night
The Rose Hotel Chicago O’Hare, Tapestry Collection by Hilton
1.68 km from city centre
£131
Per night
Hampton Inn & Suites Rosemont Chicago O'Hare
0.87 km from city centre
£124
Per night
Loews Chicago O'Hare Hotel
1.75 km from city centre
£143
Per night
The Rose Hotel Chicago O’Hare, Tapestry Collection by Hilton
1.68 km from city centre
£131
Per night
Hampton Inn & Suites Rosemont Chicago O'Hare
0.87 km from city centre
£124
Per night
Explore top-rated hotels

Finding cheap flights from Dublin to Rosemont: Frequently asked questions

There are 2 airports near Rosemont: Chicago O'Hare International Airport and Chicago Midway Airport.
The best price we found for a return flight from Dublin to Rosemont is £348. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Aer Lingus, Iberia, British Airways all offer direct flights to Chicago O'Hare International Airport.
We've checked every Dublin Airport to Rosemont fare we could find, and the cheapest upcoming date to fly seems to be on Wednesday, 25 November 2026. Overall, the cheapest month to fly from Dublin Airport to Rosemont is usually November.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Dublin Airport to Rosemont on Wednesday, 25 November 2026.
No airlines currently offer direct flights between Dublin Airport and Rosemont. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Rosemont but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Rosemont is around 40 days in advance, so don’t leave your flight to the last minute.
Chicago O'Hare International Airport is 3.1km from Rosemont, Chicago Midway Airport is 24.8km from Rosemont, and Chicago Dupage County Airport is 32.1km from Rosemont.
Chicago O'Hare International Airport is closest to Rosemont, at around 3.1 km away.
Currently, the cheapest airline that flies to Chicago O'Hare International Airport - the closest airport to Rosemont - Scandinavian Airlines.