When flying from United Kingdom to Illinois, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
To save up to 26% on this flight, we recommend booking at least 61 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from United Kingdom to Illinois from £644 1-2 weeks out and tickets from £715 for flights departing within the next 72 hours.
Our data shows that February tends to be the cheapest month to fly to Illinois from United Kingdom. Users have commonly found prices around £560 for the month, but tickets can be as low as £399. Due to multiple factors, prepare for potentially higher prices in December.
Some of the carriers operating flights from United Kingdom to Illinois that may be offering flexible cancellation policies are Finnair, British Airways, and Aer Lingus. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.
Yes, there are multiple flights from United Kingdom to Illinois for under £400. The cheapest flight booked recently is on Icelandair for just £349, but on average you can expect to pay £388.
Cheapflights has at least 20 direct flights from United Kingdom to Illinois under £500. A good price for a nonstop flight from United Kingdom to Illinois is less than £451.
There are currently 20+ open flights from United Kingdom to Illinois within the next 7 days for less than £600.
Information is based on travel restrictions from United Kingdom to Illinois
Most visitors from United Kingdom need to provide a negative COVID-19 test result and/or quarantine to enter Illinois.
COVID-19 testing requirements
Visitors from United Kingdom are not required to present a negative COVID-19 PCR test or antigen result upon entering Illinois.
Quarantine requirements
Visitors from United Kingdom are not required to quarantine after entering Illinois.
Returning to United Kingdom from Illinois
COVID-19 testing requirements
Visitors from Illinois are not required to present a negative COVID-19 PCR test or antigen result upon entering United Kingdom.
Quarantine requirements
Visitors from Illinois are not required to quarantine after entering United Kingdom.
Airline | Cheapest | Average | Flexibility | On-time | COVID-19 safety | |
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£23 | £45 | No cancel fee | N/A |
Search Ryanair flights
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£248 | £486 | No cancel fee | N/A |
Search Norwegian Air UK flights
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£263 | £435 | No cancel fee | N/A |
Search TAP AIR PORTUGAL flights
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£264 | £607 | No cancel fee | 69% |
Search United Airlines flights
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£282 | £428 | No cancel fee | 74% |
Search Norwegian flights
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£356 | £605 | No cancel fee | N/A |
Search Brussels Airlines flights
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£363 | £642 | No cancel fee | 72% |
Search Virgin Atlantic flights
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£374 | £534 | No cancel fee | 77% |
Search Iberia flights
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£380 | £540 | No cancel fee | N/A |
Search Aer Lingus flights
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£385 | £508 | No cancel fee | 77% |
Search Scandinavian Airlines flights
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