£363 Cheap Flights to McHenry County

View £363 flight on Sun, 4 Oct 2026Opens in a new window

Popular airlines to McHenry County

  • Delta

  • Frontier Airlines

  • American Airlines

  • United

  • Alaska Airlines

  • Spirit Airlines

  • Southwest Airlines

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 25% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap round-trip flights to McHenry County

Prices were available within the past 7 days and start at £363 for one-way flights and £533 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Scandinavian Airlines
Fri, 15 Jan - Mon, 18 Jan
LHR
London
ORD
Chicago
£533 Return, found 4 days ago
£533
Return
found 4 days ago
Select Scandinavian Airlines flight, departing Fri, 15 Jan from London to Chicago, returning Mon, 18 Jan, priced at £533 found 4 days ago
Icelandair
Mon, 15 Feb - Mon, 1 Mar
LGW
London
ORD
Chicago
£549 Return, found 4 days ago
£549
Return
found 4 days ago
Select Icelandair flight, departing Mon, 15 Feb from London to Chicago, returning Mon, 1 Mar, priced at £549 found 4 days ago
TAP Portugal
Tue, 19 Jan - Sun, 31 Jan
LGW
London
ORD
Chicago
£558 Return, found 4 days ago
£558
Return
found 4 days ago
Select TAP Portugal flight, departing Tue, 19 Jan from London to Chicago, returning Sun, 31 Jan, priced at £558 found 4 days ago
JetBlue Airways
Wed, 6 May - Mon, 11 May
LHR
London
ORD
Chicago
£576 Return, found 2 hours ago
£576
Return
found 2 hours ago
Select JetBlue Airways flight, departing Wed, 6 May from London to Chicago, returning Mon, 11 May, priced at £576 found 2 hours ago
American Airlines
Sun, 4 Oct - Tue, 13 Oct
LHR
London
ORD
Chicago
£577 Return, found 6 hours ago
£577
Return
found 6 hours ago
Select American Airlines flight, departing Sun, 4 Oct from London to Chicago, returning Tue, 13 Oct, priced at £577 found 6 hours ago
Aer Lingus
Wed, 4 Nov - Wed, 25 Nov
LHR
London
ORD
Chicago
£583 Return, found 1 day ago
£583
Return
found 1 day ago
Select Aer Lingus flight, departing Wed, 4 Nov from London to Chicago, returning Wed, 25 Nov, priced at £583 found 1 day ago
Swiss International Air Lines
Mon, 8 Mar - Mon, 15 Mar
LGW
London
ORD
Chicago
£590 Return, found 1 day ago
£590
Return
found 1 day ago
Select Swiss International Air Lines flight, departing Mon, 8 Mar from London to Chicago, returning Mon, 15 Mar, priced at £590 found 1 day ago
Austrian Airlines
Sun, 20 Sept - Wed, 30 Sept
LHR
London
ORD
Chicago
£592 Return, just found
£592
Return
just found
Select Austrian Airlines flight, departing Sun, 20 Sept from London to Chicago, returning Wed, 30 Sept, priced at £592 just found
Lufthansa
Mon, 15 Feb - Mon, 1 Mar
LHR
London
ORD
Chicago
£593 Return, found 4 days ago
£593
Return
found 4 days ago
Select Lufthansa flight, departing Mon, 15 Feb from London to Chicago, returning Mon, 1 Mar, priced at £593 found 4 days ago
Brussels Airlines
Tue, 2 Mar - Wed, 10 Mar
LHR
London
ORD
Chicago
£595 Return, found 1 day ago
£595
Return
found 1 day ago
Select Brussels Airlines flight, departing Tue, 2 Mar from London to Chicago, returning Wed, 10 Mar, priced at £595 found 1 day ago

Airports in McHenry County

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to O'Hare Intl. ORD. Cheapest option available. Flights from £695
ORD
O'Hare Intl.
Cheapest
Flights from £695

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.

Scandinavian Airlines
Fri, 15 Jan - Mon, 18 Jan
LHR
London
ORD
Chicago
£533 Return, found 4 days ago
£533
Return
found 4 days ago
Select Scandinavian Airlines flight, departing Fri, 15 Jan from London to Chicago, returning Mon, 18 Jan, priced at £533 found 4 days 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 £533.
How much is a flight to McHenry County?
One-way flights leaving London (LGW) sold for just £363 in the last seven days. During this period, the price of a return ticket to McHenry County ranged between £533 and £595. 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 £533 to £595.
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 £363 or round-trip from £533, 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 £363.

Why book your flights to McHenry County with Expedia

Expedia offers great deals on McHenry County air fares from £363 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
Icelandair, JetBlue Airways, Lufthansa, Swiss International Air Lines, Aer Lingus, Austrian Airlines, Air Canada, Brussels Airlines, Scandinavian Airlines, TAP Portugal, American Airlines
Roundtrip price
from £533
McHenry County Flights Information

Explore a world of travel with Expedia

*Available to Expedia members.