Cheap flights from Belfast to Illinois
Know your dates, get live prices in seconds:
We work with more than 300 partners to bring you better travel deals
How to find the cheapest flight from
Belfast (BHD) to Illinois
How far in advance should I book a flight from Belfast to Illinois?
To save up to 26% on this flight, we recommend booking at least 61 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Belfast to Illinois from £316 1-2 weeks out and tickets from £372 for flights departing within the next 72 hours.
What is the cheapest month to fly from Belfast to Illinois?
February can be a great time to fly to Illinois from Belfast with a flight ticket averaging about £370. Cheapflights users have found deals in the month of February for as cheap as £247. The most expensive prices can be found in the month of July.