Cheap flights from Chicago to Belfast from $317
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 to Belfast departing on 7/8. 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 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 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 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 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 to Belfast flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Chicago to Belfast
How far is Chicago to Belfast by plane?
Chicago and Belfast are 3636.7 mi apart from one another. Typically, this will take 10h 30m by plane in normal conditions.
When did momondo last update prices for flights from Chicago to Belfast?
Prices for flights from Chicago to Belfast were last updated today.
How many operators does momondo search for flights from Chicago to Belfast?
The number of operators available for flights from Chicago to Belfast is 1 as of March 2025.
How old do you have to be to fly from Chicago to Belfast?
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 layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago to Belfast.
What documentation or ID do you need to fly to Belfast?
The travel and health documents required for your trip to Belfast 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 license, and a passport valid for six-months after you plan to arrive at Belfast. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
Best airlines flying from Chicago to Belfast
Compare and see reviews for airlines that fly from Chicago to Belfast with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $621 | Free Cancellation | Rating 6.6 6,712 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Chicago to Belfast?
It is quick and easy to find Chicago to Belfast flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Belfast that suits you.
Can I find flights from Chicago to Belfast with flexible booking policies on momondo?
Flights from Chicago to Belfast with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
How can momondo help me find flights from Chicago to Belfast?
Once all potential Chicago to Belfast flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
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.