Cheap flights from Southend to Illinois

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 61 days in advance, which can save you up to 32% on flights from Southend to Illinois compared to booking the week you need them. Waiting 61 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at £384. For sooner than that we have options available in the next 3 days from £464.

Due to multiple factors, expect to potentially pay more when booking in July. For low rates, October can be a great choice for travel to Illinois. Flights to Illinois from Southend in October are about £359 on average during October, but can be found for as low as £252.