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

You can find cheap one-way flights from AU$572 and cheap return flights AU$668 DUB to ORD with Expedia. One-way flights typically cost between AU$1,056 and AU$4,066 and return flights often range between AU$1,256 and AU$8,069. 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 DUB to ORD ticket fares go up or down.

The cheapest months to fly from DUB to ORD are typically during off-peak season 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 are able to. Use the calendar view in your search to see which months have low fares on this route.

There are 3 airlines offering direct flights from Dublin (DUB) to Chicago, IL (ORD-O'Hare Intl.). Here are the carriers:
* Aer Lingus operates 14 direct flights from Dublin (DUB) to Chicago, IL (ORD-O'Hare Intl.) every week.
* United operates 7 direct flights from Dublin (DUB) to Chicago, IL (ORD-O'Hare Intl.) every week.
* American Airlines operates 7 direct flights from Dublin (DUB) to Chicago, IL (ORD-O'Hare Intl.) every week.

American Airlines is one of the cheapest airlines offering nonstop return flights from Dublin (DUB) to Chicago, IL (ORD-O'Hare Intl.), with prices starting from around AU$1125 for flights that can be booked for departure within the next year. Iberia Express offers one of the cheapest connecting return flights from Dublin (DUB) to Chicago, IL (ORD-O'Hare Intl.), with prices starting from around AU$1869. These prices are per adult for economy/coach class. 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.

To find a cheap flight from Dublin (DUB) to Chicago, IL (ORD), 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.

The best airline to fly with from Dublin (DUB) to Chicago, IL (ORD-O'Hare Intl.) will differ from traveler to traveler. If you like to fly early, United 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 Dublin (DUB) to Chicago, IL (ORD-O'Hare Intl.), 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.

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.

You'll find around 4 nonstop flights per day from Dublin (DUB) to Chicago, IL (ORD-O'Hare Intl.). For even more choices, look at flights that include layovers, as there are approximately 67 connecting flights per day. Some common connection points include Heathrow (LHR), Pearson Intl. (YYZ), and Frankfurt Intl. (FRA).

The earliest flight from Dublin (DUB) to Chicago, IL (ORD-O'Hare Intl.) typically departs around 4:15 AM. This service is offered by Portugalia and TAP Portugal. This is a seasonal service, active in January, March, October, November, and December. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.

You'll find the most flights from Dublin (DUB) to Chicago, IL (ORD-O'Hare Intl.) on a Saturday, with around 67 flights available. This gives you a good selection of options for your travel plans. Major airlines on this route include Aer Lingus, United, and British Airways. Flight schedules are fairly consistent throughout the week, with Saturdays offering only slightly more flights than other days.

The most popular departure times for flights from Dublin (DUB) to Chicago, IL (ORD-O'Hare Intl.) are in the morning, from 9am to 12pm. Many major carriers, including United, Aer Lingus and American Airlines, offer flights during this window. Many travellers prefer these times as they allow for an early start to your journey, getting you to your destination with plenty of time left in the day.

A non-stop flight from Dublin (DUB) to Chicago, IL (ORD-O'Hare Intl.) typically takes around 8 hours 30 minutes. This route covers a distance of approximately 5900 kilometres. If you opt for a flight with one stop, your travel time will be longer, usually around 12 hours 18 minutes. Flights with two or more stops generally take about 17 hours 18 minutes. Keep in mind that actual flight times can vary due to factors like wind patterns and air traffic, so it's always a good idea to allow for some extra time when planning your journey.

You can fly business class between Dublin (DUB) and Chicago, IL (ORD-O'Hare Intl.).

Airlines that offer business class service on this route include:

• Aer Lingus
• Air France
• Lufthansa
• Swiss International Air Lines
• Air Baltic
• KLM
• British Airways
• Turkish Airlines
• Air Canada
• Med View Airlines
• Iberia Express
• United
• Delta
• Hop!
• Finnair
• Portugalia
• American Airlines
• SAS
• Helvetic Airways
• Icelandair

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.

If you're planning to travel to Chicago from DUB, you can fly directly into O'Hare Intl. (ORD). Some flights may connect through major hubs like Heathrow (LHR), Humberto Delgado (LIS), or Frankfurt Intl. (FRA) before reaching Chicago. Compare routes and airports on Expedia to find the best flight options for your travel plans.

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.

Securing a Dublin (DUB) to Chicago, IL (ORD-O'Hare Intl.) flight and hotel package 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.

If you booked your Dublin (DUB) to Chicago, IL (ORD) 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.