Big names, great deals
Big names, great deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customise your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? Create a price alert to track prices.Recent flights found to popular cities in Illinois
Find flights to these popular cities in Illinois from your nearest airport.
Illinois flights insights and trends
Explore insights for your Illinois flight to craft the best travel plan
What is the cheapest flight I can find to Illinois?
Flights to Illinois vary based on month, airline, when you book, where you are departing from and many more variables, but on average momondo users can expect to spend about £618/pp. The absolute cheapest flight to Illinois is £18/pp
See prices from:
How long is the flight from United Kingdom to Illinois?
The average flight duration from United Kingdom to Illinois depends on which airport you fly into and out of. Flying from London Heathrow to Chicago O'Hare Intl is 8h 35m on average, while flying from Manchester to Chicago O'Hare Intl is 10h 40m on average. Chicago O'Hare Intl is the most popular airport in Illinois.
What is the best day of the week to fly to Illinois?
The best day to take a flight to Illinois is on Wednesday, followed by Monday. Wednesday and Monday tend to have the lowest flight prices to Illinois. If your travel dates are flexible, then try to avoid booking on a Saturday, which is known for being the most expensive day of the week to fly to Illinois.
Which airlines fly to Illinois?
You can find flights to Illinois from 18 airlines. If you’re unsure which to fly with, consider booking your flight with Finnair, British Airways or Aer Lingus as these are the most popular among our users. Finnair is the most favoured with 48% of momondo travellers booking flights with this airline.
Cheapest flights to cities in Illinois
Click on the cities below to find out when it's cheapest to fly to Illinois from United Kingdom
Best time to fly to Illinois
When booking a flight to Illinois, keep in mind that prices vary depending on which city and airport you choose to fly to as well as which month you plan to visit.
Most popular city in Illinois
99% of momondo users who fly to Illinois tend to land in Chicago. The average price of flights to Chicago is £0.
Cheap Illinois flight deals and tips
Summary info about Illinois flight prices, duration and airlines
Best One-Way Price | £171 |
|---|---|
Best Round-Trip Price | £353 |
Fastest flight time | 15h 10m |
Operated By | 2 airlines |
Useful information for your flight to Illinois
Get up-to-date answers for some of the most frequently asked questions regarding flying to Illinois
What is the best airport to fly into to visit Chicago?
The majority of momondo users who fly to Illinois tend to spend time in Chicago, which is visited 99% more often than other cities. When flying to Chicago, the most popular airport to fly into is Chicago O'Hare Intl Airport.
I plan on visiting Millennium Park. Which airport is the quickest drive?
Millennium Park is closest to Chicago O'Hare Intl Airport. Those looking for an alternative airport option near Millennium Park could try flying into Chicago Midway Airport.
What are the most popular landmarks in Illinois?
The most often visited landmarks in Illinois are Millennium Park, Grant Park, and United Center, among many others that can be found in the area.
What is the weather like in Illinois?
Illinois typically has a temperature range from -5 °C(January) to 23 °C(July). Those looking to avoid rain and/or snow while visiting Illinois should plan their trip in January, February, or December, as these months are relatively less likely to have precipitation.
How much are flights to Illinois?
You can expect to spend an average of £1,321 for a flight to Illinois. However, our users found flights to Illinois for £494, which is the cheapest price we’ve seen in the past week. £3,145 per ticket tends to be the most expensive a flight to Illinois will get, whereas anything for £1,199 or less is considered a good deal.
When did momondo last update prices for flights to Illinois?
Prices for flights to Illinois were last updated today.
How many operators does momondo search for flights to Illinois?
As of April 2024, there are 29 operators available to choose from for flights to Illinois.
How old do you have to be to fly to Illinois?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel to Illinois.
What documentation or ID do you need to fly to Illinois?
The travel and health documents you'll need for your trip to Illinois may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Illinois. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
Why use momondo?
Why should I use momondo to find a flight deal to Illinois?
We help find the flight that best suits your needs; momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight for you.
Can I find flights to Illinois with flexible booking policies on momondo?
All flight searches to Illinois on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights to Illinois?
momondo helps you find the best flight to Illinois by providing filters to narrow your choice of flights to those matching your criteria. You can select fights based on numerous factors such as price, departure and landing times, airport and airline.
I’m not ready to book a flight to Illinois right now. Can momondo alert me if prices change?
If you are simply researching potential flights to Illinois, momondo offers a useful price alert feature which will track prices for flights to Illinois and alert you when they change.
Get notified when prices go down
Daily price changes in your inbox - only with Price Alerts.
Find better results for your stay in Illinois
Popular Flights to IllinoisPopular routes according to searches in the past day on momondo
Popular routes according to searches in the past day on momondo
Cheapest flight routes to Illinois
These routes have the cheapest flights to Illinois found by momondo users in United Kingdom
| Departing | Destination | Best Time | Best Price |
|---|---|---|---|
| London | Chicago | 11h 15m | £353 |
| Manchester | Chicago | 10h 40m | £405 |
| London | St. Louis | 14h 15m | £411 |
| Birmingham | Chicago | 11h 45m | £457 |
| Edinburgh | Chicago | 8h 25m | £539 |
| Glasgow | Chicago | 9h 55m | £543 |
| Newcastle upon Tyne | Chicago | 11h 05m | £562 |
| Bristol | Chicago | 18h 26m | £598 |
| Leeds | Chicago | 13h 55m | £604 |
| Edinburgh | St. Louis | 27h 46m | £610 |
| Liverpool | Chicago | 11h 15m | £643 |
| Southampton | Chicago | 15h 25m | £670 |
| Manchester | St. Louis | 15h 12m | £682 |
| Newquay | Chicago | 27h 35m | £724 |
| Cardiff | Chicago | 11h 00m | £736 |
| Norwich | Chicago | 15h 39m | £751 |