£537 Find cheap flights from Chicago to Belfast

This is the cheapest return flight price found by a KAYAK user in the last 72 hours by searching for a flight from Chicago to Belfast departing on 28/1. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
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These are the airlines KAYAK users have selected most often from within our search results in flight searches from Chicago to Belfast, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Chicago to Belfast, as well as popular online travel agencies
In the last 7 days, travellers have searched 47,107,125 times on KAYAK, and here's why:

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Cheap flight deals from Chicago to Belfast (MDW-BHD)

 
These are the cheapest deals for flights from Chicago to Belfast currently on KAYAK along with options from the most popular airlines KAYAK users selected for this route. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Recent return flight deals from Chicago to Belfast

Recommended round-trip deals departing in the coming months from the most popular airlines that fly from Chicago to Belfast.

Recent one-way flight deals from Chicago to Belfast

Only flying one-way? Below are some of the best one-way flight deals from Chicago to Belfast found on KAYAK recently.

Recent last-minute flight deals from Chicago to Belfast

Leaving soon but still want a bargain? Check out these latest deals for last minute flights from Chicago to Belfast.

Recent direct flight deals from Chicago to Belfast

The latest deals for direct flights from Chicago to Belfast so you can sit back and relax without the need for a layover.

Cheap bus & train deals from Chicago to Belfast

Find recent round-trip train or bus tickets from Chicago to Belfast.

All round-trip flight deals to Belfast

The cheapest plane tickets to Belfast found on KAYAK recently.
Discover the best prices and deals for you by selecting your travel dates.
Choose your dates
17:07 - 16:50MDW-BHD
17h 43m2 stops
06:30 - 17:47BHD-MDW
17h 17m2 stops
£537KLM
Find Deal
Tue, 28 Jan - Tue, 18 Feb
14:08 - 16:50MDW-BHD
20h 42m2 stops
06:30 - 18:14BHD-MDW
17h 44m2 stops
£576Delta
Find Deal
Sun, 23 Feb - Sun, 2 Mar
09:34 - 16:50MDW-BHD
25h 16m2 stops
06:30 - 17:47BHD-MDW
17h 17m2 stops
£616Delta
Find Deal
Sat, 22 Feb - Sat, 1 Mar
14:00 - 16:50MDW-BHD
20h 50m2 stops
06:30 - 18:04BHD-MDW
17h 34m2 stops
£723Delta
Find Deal
Tue, 22 Apr - Wed, 30 Apr
17:07 - 16:50MDW-BHD
17h 43m2 stops
06:30 - 17:47BHD-MDW
17h 17m2 stops
£978KLM
Find Deal
Sun, 23 Feb - Sat, 1 Mar
17:07 - 16:50MDW-BHD
17h 43m2 stops
06:30 - 16:21BHD-MDW
15h 51m2 stops
£1,186KLM
Find Deal
Sun, 23 Feb - Mon, 3 Mar
17:05 - 16:50MDW-BHD
17h 45m2 stops
06:30 - 16:21BHD-MDW
15h 51m2 stops
£1,188KLM
Find Deal
Sat, 22 Feb - Mon, 3 Mar
17:03 - 16:50MDW-BHD
17h 47m2 stops
06:30 - 22:06BHD-MDW
21h 36m2 stops
£1,760Delta
Find Deal
Mon, 23 Dec - Mon, 30 Dec
10:08 - 16:50MDW-BHD
24h 42m2 stops
17:20 - 16:17BHD-MDW
28h 57m2 stops
£1,881Delta
Find Deal
Thu, 19 Dec - Thu, 26 Dec
10:08 - 16:50MDW-BHD
24h 42m2 stops
06:30 - 22:06BHD-MDW
21h 36m2 stops
£1,910Delta
Find Deal
Sun, 22 Dec - Mon, 30 Dec
MDW-BF1
3645 mimulti-stop
Multiple Airlines
Find Deal

Flights from Chicago to Belfast - Travel Insights & Trends

Get data-powered insights and trends into flights from Chicago to Belfast to help you find the cheapest flights, the best time to fly and much more.

What is the cheapest month to fly from Chicago Midway Airport to Belfast?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for flights from Chicago Midway Airport to Belfast, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.
The cheapest month for flights from Chicago Midway Airport to Belfast is December, where tickets cost £469 on average. On the other hand, the most expensive months are June and May, where the average cost of tickets is £939 and £926 respectively.

When to book flights from Chicago to Belfast

Are your dates flexible? Find out the best times to travel from Chicago to Belfast based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or returns with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking Chicago to Belfast flights

  • What is the cheapest flight from Chicago Midway Airport to Belfast?

    In the last 3 days, the lowest price for a flight from Chicago Midway Airport to Belfast was £680 for a return ticket.

  • Which aircraft models fly most regularly from Chicago to Belfast?

    We unfortunately don’t have that data for this specific route.

  • Which airline alliances offer flights from Chicago to Belfast?

    SkyTeam is the only airline alliance operating flights between Chicago and Belfast.

  • How does KAYAK find such low prices on flights from Chicago to Belfast?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Chicago to Belfast.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Chicago to Belfast?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Belfast from Chicago is likely to change within 7 days, so travellers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Chicago to Belfast?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Belfast with an airline and back to Chicago with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Chicago to Belfast?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Belfast from Chicago up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Book cheap flights from Chicago to Belfast

Cheapest flights to Belfast from Chicago found in 2024 and 2025

One-way flight deals

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3645 miMDW-BF1

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Everything you need to know for your flight from Chicago to Belfast

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