Question 1

How much does a flight from Dublin (DUB) to Chicago, IL (ORD-O'Hare Intl.) cost?

Accepted Answer

You can find cheap one-way flights from $331 and cheap return flights from $522 Dublin (DUB) to Chicago, IL (ORD-O'Hare Intl.) with Expedia. One-way flights generally range between $590 and $4033, and roundtrip flights usually range from $625 to $4737. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Dublin (DUB) to Chicago, IL (ORD-O'Hare Intl.) ticket fares go up or down.

*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.

Question 2

What is the cheapest month to fly from Dublin (DUB) to Chicago, IL (ORD-O'Hare Intl.)?

Accepted Answer

The cheapest month to fly from DUB to ORD is November when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.

Question 3

Which airlines fly direct from Dublin (DUB) to Chicago, IL (ORD-O'Hare Intl.)?

Accepted Answer

Choose from 3 airlines operating direct flights from DUB to ORD:

Aer Lingus operates around 13 direct flights from DUB to ORD every week
United operates around 7 direct flights from DUB to ORD every week
American Airlines operates around 7 direct flights from DUB to ORD every week

Question 4

What is the cheapest airline that flies from Dublin (DUB) to Chicago, IL (ORD-O'Hare Intl.)?

Accepted Answer

KLM is one of the cheapest airlines offering connecting flights from Dublin (DUB) to O'Hare Intl. (ORD), with round-trip tickets starting from around $520 with a layover in Schiphol (AMS). Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.

*Prices based on flights available on Expedia in the last year.

Question 5

How do I find cheap flights from Dublin (DUB) to Chicago, IL (ORD-O'Hare Intl.)?

Accepted Answer

To find a cheap flight from Dublin (DUB) to Chicago, IL (ORD-O'Hare Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.

Question 6

What is the best airline to fly with from Dublin (DUB) to Chicago, IL (ORD-O'Hare Intl.)?

Accepted Answer

The best airline to fly with from Dublin (DUB) to Chicago, IL (ORD) will differ from traveler to traveler. If you like to fly early, Aer Lingus offers early morning flights. If price is the most important factor, American Airlines typically offers the lowest fares. Aer Lingus offers the most daily flights from DUB to ORD, which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.

Question 7

What is the best time to fly from Dublin (DUB) to Chicago, IL (ORD-O'Hare Intl.)?

Accepted Answer

The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.

Question 8

How many flights per day from Dublin (DUB) to Chicago, IL (ORD-O'Hare Intl.)?

Accepted Answer

On average, there are around 3 nonstop flights per day from (DUB) to O'Hare Intl. (ORD). For more options, look at flights that include layovers.

Question 9

What is the earliest flight from Dublin (DUB) to Chicago, IL (ORD-O'Hare Intl.)?

Accepted Answer

The earliest flight from Dublin (DUB) to Chicago O'Hare International Airport (ORD) usually leaves at around 4:15 AM, operated by TAP Portugal. This service is seasonal, running from January to March and again in October to December, giving you an early start to your travel day. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.

Question 10

What are the most popular departure times for flights from Dublin (DUB) to Chicago, IL (ORD-O'Hare Intl.)?

Accepted Answer

The most popular departure times for flights from Dublin (DUB) to Chicago, IL (ORD) are in the late morning, from 9am to 12pm. About 51% of passengers choose this time window. Many major carriers, including United and Aer Lingus, offer flights during this period. This timing works well because it allows travelers to enjoy a leisurely morning before their flight.

Question 11

How long does it take to fly from Dublin (DUB) to Chicago, IL (ORD-O'Hare Intl.)?

Accepted Answer

Flying nonstop from DUB to ORD takes around 8 hours 30 minutes, with the route covering approximately 3,664 miles. Flights with a layover typically take 3 hours 50 minutes longer than direct options. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.

Question 12

Can you fly business or first class from Dublin (DUB) to Chicago, IL (ORD-O'Hare Intl.)?

Accepted Answer

You can fly business class between DUB and ORD. Airlines that offer business class service on this route include:

Aer Lingus
Turkish Airlines
Lufthansa
British Airways
United Airlines
Icelandair
Air Canada
Air France
American Airlines
Swiss International Air Lines

Question 13

How much is a business class flight from Dublin (DUB) to Chicago, IL (ORD-O'Hare Intl.)?

Accepted Answer

A direct, return business class ticket from Dublin (DUB) to Chicago, IL (ORD) typically costs between $7,846 - $13,688. Prices often fluctuate based on seasonality and how early you book. You may also be able to find a cheaper business class journey between Dublin (DUB) to Chicago, IL (ORD-O'Hare Intl.) if you opt for a connecting flight.

*Prices based on flights available on Expedia in the last year.

Question 14

How do I earn miles on a Dublin (DUB) to Chicago, IL (ORD-O'Hare Intl.) flight with Expedia?

Accepted Answer

It's easy to earn miles on a Dublin (DUB) to Chicago, IL (ORD-O'Hare Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.

*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.

Question 15

What airports do you fly into for Chicago from DUB (DUB)?

Accepted Answer

From DUB (DUB), you can fly into O'Hare Intl. (ORD) to reach Chicago. Some flights may connect through major hubs like Heathrow (LHR), Frankfurt Intl. (FRA), Liberty Intl. (EWR) before reaching Chicago. Compare routes and airports on Expedia to find the best flight options for your travel plans.

Question 16

Is it cheaper to buy a plane ticket from Dublin (DUB) to Chicago, IL (ORD-O'Hare Intl.) at the last minute?

Accepted Answer

Typically, booking a last minute flight from Dublin (DUB) to Chicago, IL (ORD-O'Hare Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.

Question 17

Is it cheaper to book a Dublin (DUB) to Chicago, IL (ORD-O'Hare Intl.) flight and hotel package?

Accepted Answer

Securing a Dublin (DUB) to Chicago, IL (ORD-O'Hare Intl.) Chicago Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.

Question 18

Can I cancel or change the date of my flight from Dublin (DUB) to Chicago, IL (ORD-O'Hare Intl.)?

Accepted Answer

If you booked your Dublin (DUB) to Chicago, IL (ORD-O'Hare Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Origin airport	Dublin
Destination airport	O'Hare Intl.
Airlines serving	Aer Lingus, Air Canada, Air France, American Airlines, British Airways, Brussels Airlines, Delta, Finnair, Iberia, Icelandair, JetBlue Airways, KLM, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, Turkish Airlines, United
Roundtrip price	$521
Distance	3664 mi
Average flight time	2 hours 20 mins

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$331 Cheap Flights from Dublin (DUB) to Chicago (ORD)