Cheap flights from Gatwick 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
Gatwick (LGW) to Illinois
How far in advance should I book a flight from Gatwick 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 Gatwick 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 Gatwick to Illinois?
February is one of the best times of the year to fly to Illinois from Gatwick. Prices for February average £370 per person but you can even find prices for as low as £247. The most expensive prices can be found in the month of July. Opting for a February flight can save you 52% on your journey compared to booking in February