Cheap flights from Chicago O'Hare Intl Airport to Belfast from $427
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago O'Hare Intl Airport to Belfast departing on 8/20. 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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How to get the cheapest flight ticket from Chicago O'Hare Intl Airport to Belfast
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest day to depart on your flight to Belfast?
The cheapest day to depart from Chicago O'Hare Intl Airport to Belfast is on a Wednesday when prices can be found for as low as $649. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Chicago O'Hare Intl Airport to Belfast for around $938.
What is the cheapest time of day to depart on your flight to Belfast?
Our data shows that the cheapest Chicago O'Hare Intl Airport to Belfast flights are usually those with departure times in the evening. Our users have found flights to Belfast in the evening for as low as $769. Try not to purchase tickets in the afternoon because they tend to be around $804. Of course, these prices can vary depending on the time of year and what airport you fly to.
Cheap Chicago O'Hare Intl Airport to Belfast flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Chicago O'Hare Intl Airport to Belfast
How far is Chicago O'Hare Intl to Belfast by plane?
Belfast is 3642.0 mi away from Chicago O'Hare Intl. Typically, this will take 10h 40m by plane in normal conditions.
When did momondo last update prices for flights from Chicago O'Hare Intl Airport to Belfast?
Prices for flights from Chicago O'Hare Intl Airport to Belfast were last updated today.
How many operators does momondo search for flights from Chicago O'Hare Intl Airport to Belfast?
As of April 2025, there is 1 operator available to choose from for flights from Chicago O'Hare Intl Airport to Belfast.
How old do you have to be to fly from Chicago O'Hare Intl Airport to Belfast?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Chicago O'Hare Intl Airport to Belfast.
What documentation or ID do you need to fly to Belfast?
The necessary travel and health documents for your Belfast trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
Best airlines flying from Chicago O'Hare Intl Airport to Belfast
Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to Belfast with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $622 | Free Cancellation | Rating 6.6 6,771 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Chicago to Belfast?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Chicago to Belfast. Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from Chicago to Belfast with flexible booking policies on momondo?
momondo does allow users to show only those flights to Belfast from Chicago which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from Chicago to Belfast?
momondo provides multiple filters to help you find the best flight to Belfast from Chicago. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from Chicago to Belfast right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of Chicago to Belfast flights. All you need is a valid email address and we will do the rest; it is that quick and easy.