Cheap flights from England to Illinois from £190
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 15/9. 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 month of February is, on average, the cheapest month to fly to Illinois from England, with most prices found around £431. 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 £454.
What is the cheapest day to depart on your flight to Illinois?
The cheapest day to depart on your flight to Illinois is on a Wednesday when prices can be found for as low as £611. This is often the case because there is less demand to fly during this day of the week. Flights from England to Illinois on a Sunday will generally be more expensive and average around £671. 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 data shows that the cheapest England to Illinois flights are usually those with departure times in the evening. Our users have found flights to Illinois in the evening for as low as £556. In the afternoon is when there is more demand to fly to Illinois, so prices are often more expensive at around £670 per ticket.
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 13 weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around £552 when searching 13 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 £528 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.
What is the cheapest airline that flies from England to Illinois?
TAP AIR PORTUGAL is the most popular carrier operating from England to Illinois
Which airlines fly to Illinois?
British Airways, Aer Lingus and Finnair are the top three most popular airlines that fly to Illinois from England according to our data. British Airways is the first choice among our users, with 51% of people opting to fly with this airline when travelling to Illinois. Keep in mind that there are 16 different airlines that fly to Illinois on a routine basis, so you have a few additional options to choose from.
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 14:00, with 53% of daily flights leaving in the afternoon.
How many flights depart from England to Illinois on average per week?
The number of flights available between England and Illinois is 381 per week as of June 2025. The most frequent departure day is Mon, with 15% of weekly flights leaving 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?
As of June 2025, there are 16 operators available to choose from for flights from England to Illinois.
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 £313 | Free Cancellation | Rating 7.0 502 reviews | |||
| PriceFrom £353 | Free Cancellation | Rating 7.3 1,393 reviews | |||
| PriceFrom £367 | Free Cancellation | Rating 7.1 1,895 reviews | |||
| PriceFrom £385 | Free Cancellation | Rating 7.4 653 reviews | |||
| PriceFrom £394 | Free Cancellation | Rating 7.4 355 reviews | |||
| PriceFrom £400 | Free Cancellation | Rating 6.7 7,159 reviews | |||
| PriceFrom £401 | Free Cancellation | Rating 7.6 804 reviews | |||
| PriceFrom £403 | Free Cancellation | Rating 7.4 8,810 reviews | |||
| PriceFrom £404 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom £408 | Free Cancellation | Rating 6.6 7,031 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?
All flight searches from England to Illinois on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from England to Illinois?
momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from England to Illinois.
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.