Cheap flights from Brighton to Chicago from £341

The cheapest month to fly to Chicago from Brighton is in September. Flight prices, which tend to average around £429, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of September, then book flights to Chicago from Brighton during November instead. Flights to Chicago in November, while not as cheap as those in September, still average around £429.

The cheapest day to depart on your flight to Chicago is on a Wednesday when prices can be found for as low as £619. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Chicago is Sunday, with ticket prices averaging around £659.

Flying to Chicago from Brighton at midday is the least expensive time of day to depart. momondo users have found prices as low as £629 when looking at flights departing at midday. Flights in the afternoon are often more expensive, with an average ticket price of £665.

Fly from London Heathrow to Chicago O'Hare Intl for the best Brighton - Chicago flight prices

You are more likely to see cheaper flights to Chicago from Brighton when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago for around £545 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago from Brighton for as low as £511 on momondo.

There are 4 cabin classes available to choose from on Brighton to Chicago flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Delta, Virgin Atlantic, and Austrian Airlines are the most popular carriers operating from Brighton to Chicago

British Airways, Lufthansa and Icelandair are the top three most popular airlines that fly to Chicago from Brighton according to our data. British Airways is the first choice among our users, with 64% of people opting to fly with this airline when travelling to Chicago. Keep in mind that there are 14 different airlines that fly to Chicago on a routine basis, so you have a few additional options to choose from.

As of February 2026, 36 flights take off from Brighton and land in Chicago each day. The most common flight departure time for this route is 12:00, with 65% of daily flights taking off in the afternoon.

The number of flights available between Brighton and Chicago is 257 per week as of February 2026. The most frequent departure day is Tue, with 16% of weekly flights leaving on this day.