Cheap flights from England to Illinois from $255
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from England to Illinois departing on 9/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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How to get the cheapest flight ticket from England to Illinois
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Illinois?
The cheapest month to fly to Illinois from England is in February. Flight prices, which tend to average around $580, are often lower during this time because this is during the off-season. If you aren’t able to travel to Illinois during the month of February, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $611.
What is the cheapest day to depart on your flight to Illinois?
The cheapest day to depart from England to Illinois is on a Friday when prices can be found for as low as $805. Flights from England to Illinois on a Sunday will generally be more expensive and average around $930. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest time of day to depart on your flight to Illinois?
Our most recent data shows that the best time of day to fly to Illinois is in the evening. Flights from England to Illinois during this time can be as low as $620. Flights in the afternoon are often more expensive with an average ticket price of $956.
What is the cheapest England to Illinois flight route?
Fly from London Heathrow to Chicago O'Hare Intl for the best England - Illinois flight prices
How far in advance should I book a flight to Illinois?
You are more likely to see cheaper flights to Illinois from England when booking weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $742 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from England for as low as $710 on momondo.
What cabin class options are available on England to Illinois flights?
There are 4 cabin classes available to choose from on England to Illinois flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
How many flights depart from England to Illinois on average per day?
The number of flights available between England and Illinois is 54 per day as of June 2025. The most frequent departure time is 2:00PM, with 53% of daily flights leaving in the afternoon.
How many flights depart from England to Illinois on average per week?
381 flights are operational weekly from England to Illinois as of June 2025. The most popular departure day for this route is Mon, with 15% of flights per week taking off on this day.
Cheap England to Illinois flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from England to Illinois
When did momondo last update prices for flights from England to Illinois?
Prices for flights from England to Illinois were last updated today.
How many operators does momondo search for flights from England to Illinois?
There are 12 operators available for flights from England to Illinois as of June 2025.
How old do you have to be to fly from England to Illinois?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from England to Illinois.
What documentation or ID do you need to fly to Illinois?
The travel and health documents required for your trip to Illinois can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Illinois. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from England to Illinois?
momondo data reveals that the most frequently booked plane model on the route from England to Illinois is Boeing 767-300, representing 41.69% of all bookings. The subsequent popular models are Boeing 787-10 Dreamliner at 19.56%, Boeing 777 at 15.43%, and Boeing 777-300ER at 7.47%.
Best airlines flying from England to Illinois
Compare and see reviews for airlines that fly from England to Illinois with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $390 | Free Cancellation | Rating 7.0 502 reviews | |||
| PriceFrom $462 | Free Cancellation | Rating 7.3 1,393 reviews | |||
| PriceFrom $483 | Free Cancellation | Rating 7.1 1,895 reviews | |||
| PriceFrom $538 | Free Cancellation | Rating 7.4 8,810 reviews | |||
| PriceFrom $551 | Free Cancellation | Rating 6.6 7,031 reviews | |||
| PriceFrom $568 | Free Cancellation | Rating 7.1 1,120 reviews | |||
| PriceFrom $582 | Free Cancellation | Rating 7.0 2,778 reviews | |||
| PriceFrom $582 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $586 | Free Cancellation | Rating 7.6 804 reviews | |||
| PriceFrom $607 | Free Cancellation | Rating 7.6 1,292 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from England to Illinois?
Finding the right flight to Illinois from England is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Illinois quick and easy, saving you time and money.
Can I find flights from England to Illinois with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for England to Illinois flights to just show those with flexible booking policies.
How can momondo help me find flights from England to Illinois?
Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Illinois from England.
I’m not ready to book a flight from England to Illinois right now. Can momondo alert me if prices change?
Yes. momondo can track prices for England to Illinois flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.