£340 Cheap Flights to McHenry County

View £340 flight on Wed, 2 Sept 2026Opens in a new window

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  • Southwest Airlines

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Cheap round-trip flights to McHenry County

Prices were available within the past 7 days and start at £340 for one-way flights and £477 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

TAP Portugal
Wed, 21 Oct - Sun, 25 Oct
LGW
London
ORD
Chicago
£477 Return, found 11 hours ago
£477
Return
found 11 hours ago
Select TAP Portugal flight, departing Wed, 21 Oct from London to Chicago, returning Sun, 25 Oct, priced at £477 found 11 hours ago
TAP Portugal
Wed, 18 Nov - Wed, 2 Dec
LHR
London
ORD
Chicago
£477 Return, found 9 hours ago
£477
Return
found 9 hours ago
Select TAP Portugal flight, departing Wed, 18 Nov from London to Chicago, returning Wed, 2 Dec, priced at £477 found 9 hours ago
Icelandair
Wed, 28 Oct - Wed, 11 Nov
LHR
London
ORD
Chicago
£502 Return, found 12 hours ago
£502
Return
found 12 hours ago
Select Icelandair flight, departing Wed, 28 Oct from London to Chicago, returning Wed, 11 Nov, priced at £502 found 12 hours ago
American Airlines
Wed, 2 Dec - Thu, 10 Dec
LHR
London
ORD
Chicago
£505 Return, found 15 hours ago
£505
Return
found 15 hours ago
Select American Airlines flight, departing Wed, 2 Dec from London to Chicago, returning Thu, 10 Dec, priced at £505 found 15 hours ago
Aer Lingus
Mon, 1 Feb - Mon, 8 Feb
LHR
London
ORD
Chicago
£516 Return, found 22 hours ago
£516
Return
found 22 hours ago
Select Aer Lingus flight, departing Mon, 1 Feb from London to Chicago, returning Mon, 8 Feb, priced at £516 found 22 hours ago
British Airways
Wed, 28 Oct - Wed, 11 Nov
LHR
London
ORD
Chicago
£521 Return, found 12 hours ago
£521
Return
found 12 hours ago
Select British Airways flight, departing Wed, 28 Oct from London to Chicago, returning Wed, 11 Nov, priced at £521 found 12 hours ago
Scandinavian Airlines
Mon, 1 Feb - Mon, 8 Feb
LHR
London
ORD
Chicago
£522 Return, found 22 hours ago
£522
Return
found 22 hours ago
Select Scandinavian Airlines flight, departing Mon, 1 Feb from London to Chicago, returning Mon, 8 Feb, priced at £522 found 22 hours ago
Scandinavian Airlines
Mon, 18 Jan - Thu, 28 Jan
MAN
Manchester
ORD
Chicago
£527 Return, found 11 hours ago
£527
Return
found 11 hours ago
Select Scandinavian Airlines flight, departing Mon, 18 Jan from Manchester to Chicago, returning Thu, 28 Jan, priced at £527 found 11 hours ago
Swiss International Air Lines
Wed, 18 Nov - Wed, 2 Dec
LGW
London
ORD
Chicago
£530 Return, found 10 hours ago
£530
Return
found 10 hours ago
Select Swiss International Air Lines flight, departing Wed, 18 Nov from London to Chicago, returning Wed, 2 Dec, priced at £530 found 10 hours ago
Austrian Airlines
Sun, 6 Sept - Sun, 13 Sept
LHR
London
ORD
Chicago
£532 Return, found 10 hours ago
£532
Return
found 10 hours ago
Select Austrian Airlines flight, departing Sun, 6 Sept from London to Chicago, returning Sun, 13 Sept, priced at £532 found 10 hours ago
Book with confidence

Top tips for booking flights to McHenry County from UK

Get ready to fly to McHenry County

Prepare your luggage and book your flights to McHenry County with Expedia. We offer a seamless flight booking experience, with a wide range of McHenry County plane tickets to choose from. If you need help finding some of the best deals for cheap flights to McHenry County in 2026, we are always available to assist you. Book your flights to McHenry County today and let the adventure begin!

Find the best tickets to McHenry County

To find some of the best tickets to McHenry County in 2026, use Expedia's powerful search engine to compare dates and the different departure and arrival airports for your trip. Whether you're after direct flights to McHenry County or last-minute flights to McHenry County, you can filter and sort your search results, making it easy to find the ideal flight to McHenry County.

Airlines fly to McHenry County

There are 20 different airlines that fly to McHenry County including some of the most trusted names in the business. To book flights to McHenry County with your favourite airline, take a look at Expedia's flight listings and try out different dates to find some of the best McHenry County plane tickets.

Find the cheapest flights to McHenry County

By booking early you may find some of the best deals for McHenry County flights from the UK, including McHenry County direct flights. You can usually find affordable and cheap flights to McHenry County, whether one-way from £340 or round-trip from £477, with Expedia if you book your trip far enough in advance.

Find the best airports for cheap flights to McHenry County

Try searching for different McHenry County airports with Expedia to find some of the cheapest flights to McHenry County. Flights from London (LGW) to Chicago (ORD) usually have the lowest price from £340.

Why book your flights to McHenry County with Expedia

Expedia offers great deals on McHenry County air fares from £340 to cater to every budget. Not only is Expedia one of the top platforms to book flights to McHenry County from the UK, it is also your one-stop shop for booking hotels, car rentals, and more.

 

*Prices and availability are subject to change. Additional terms apply.

Trending flights to McHenry County

These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

TAP Portugal
Wed, 21 Oct - Sun, 25 Oct
LGW
London
ORD
Chicago
£477 Return, found 11 hours ago
£477
Return
found 11 hours ago
Select TAP Portugal flight, departing Wed, 21 Oct from London to Chicago, returning Sun, 25 Oct, priced at £477 found 11 hours ago

Frequently asked questions

How do I find cheap flights to McHenry County that have flexible change policies?
At Expedia, we've been channeling our inner Olympic gymnast to deliver you the most flexible airfares on the market. Just click on "No change fee" right under the "Flexible change policies" subheading to find the best flights to McHenry County.
Which airlines fly to McHenry County?
When you're ready to book your airfare to or near McHenry County, these carriers look forward to welcoming you on board:

  • United Airlines - 12,954 flights to or near McHenry County each month, including 12,950 flights to O'Hare Intl. Airport (ORD) per month.
  • American Airlines - 8,855 flights to or near McHenry County each month, including 8,855 flights to O'Hare Intl. Airport (ORD) per month.
  • Southwest Airlines - 5,997 flights to or near McHenry County each month, including 5,334 flights to Midway Intl. Airport (MDW) per month.

How can I find cheap tickets to McHenry County?
Start searching as early as possible, fly in or out of nearby airports, use frequent flyer miles — there's no shortage of ways! Another one is to use Expedia's "flexible dates" function. Find your McHenry County flight, then compare the cheapest prices for nearby dates. In the last seven days, the lowest price for a flight to McHenry County was £477.
How much is a flight to McHenry County?
One-way flights leaving London (LGW) sold for just £340 in the last seven days. During this period, the price of a return ticket to McHenry County ranged between £477 and £532. If you spot a bargain ticket, grab it quickly — these fares don't hang about.
What are the most popular airports to fly into in McHenry County?
Depending on which airline you travel with and point of origin, one of these well-known airports will be your entry point to McHenry County:

  • O'Hare Intl. Airport (ORD) - 25,318 flights per month.
  • Midway Intl. Airport (MDW) - 5,962 flights per month.

When is the cheapest time to fly to McHenry County?
Jet off on a Tuesday to increase your chances of picking up the cheapest flight to McHenry County. Mondays are usually the second most affordable day to take off. Saturday is normally the most expensive day to fly anywhere.
How much is a plane ticket to McHenry County?
In the last seven days, plane fares to McHenry County ranged from £477 to £532.
What is the best time to go to McHenry County?
Algonquin, McHenry County's top city, is a great place to tour around at anytime. Not a fan of the cold? Then head here from June 20 onward during the summer months, when average temperatures range from 18ºC to 27ºC. May, June and September is when Algonquin draws the biggest crowds.
What months are the cheapest to book a flight to McHenry County?
February is an excellent month to bag a bargain fare to McHenry County. Be aware that the costliest time to reserve a seat in the USA isn't during the peak of summer, but the festive month of December.

Book with confidence

Top tips for booking flights to McHenry County from UK

Get ready to fly to McHenry County

Prepare your luggage and book your flights to McHenry County with Expedia. We offer a seamless flight booking experience, with a wide range of McHenry County plane tickets to choose from. If you need help finding some of the best deals for cheap flights to McHenry County in 2026, we are always available to assist you. Book your flights to McHenry County today and let the adventure begin!

Find the best tickets to McHenry County

To find some of the best tickets to McHenry County in 2026, use Expedia's powerful search engine to compare dates and the different departure and arrival airports for your trip. Whether you're after direct flights to McHenry County or last-minute flights to McHenry County, you can filter and sort your search results, making it easy to find the ideal flight to McHenry County.

Airlines fly to McHenry County

There are 20 different airlines that fly to McHenry County including some of the most trusted names in the business. To book flights to McHenry County with your favourite airline, take a look at Expedia's flight listings and try out different dates to find some of the best McHenry County plane tickets.

Find the cheapest flights to McHenry County

By booking early you may find some of the best deals for McHenry County flights from the UK, including McHenry County direct flights. You can usually find affordable and cheap flights to McHenry County, whether one-way from £340 or round-trip from £477, with Expedia if you book your trip far enough in advance.

Find the best airports for cheap flights to McHenry County

Try searching for different McHenry County airports with Expedia to find some of the cheapest flights to McHenry County. Flights from London (LGW) to Chicago (ORD) usually have the lowest price from £340.

Why book your flights to McHenry County with Expedia

Expedia offers great deals on McHenry County air fares from £340 to cater to every budget. Not only is Expedia one of the top platforms to book flights to McHenry County from the UK, it is also your one-stop shop for booking hotels, car rentals, and more.

 

*Prices and availability are subject to change. Additional terms apply.

Top tips for booking flights to McHenry County from UK

Travel information

McHenry County Flights Information

Airlines serving
JetBlue Airways, Icelandair, Aer Lingus, Swiss International Air Lines, Austrian Airlines, British Airways, Lufthansa, Brussels Airlines, Air Canada, TAP Portugal, American Airlines, Scandinavian Airlines
Roundtrip price
from £477
McHenry County Flights Information
*Available to Expedia members.