$434 Find Cheap Flights from Lyon to Illinois

This is the cheapest round-trip flight price found by a KAYAK user in the last 72 hours by searching for a flight from Lyon to Illinois departing on 9/11. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy

KAYAK searches hundreds of travel sites at once for deals on flights to Illinois

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Lyon to Illinois, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Lyon to Illinois, as well as popular online travel agencies
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Cheap Flights from Lyon to Illinois

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Lyon to Illinois that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Lyon to Illinois

Thu, Sep 11 - Sun, Sep 14
TAP AIR PORTUGAL Logo
6:50 pm - 4:10 pmLYS-ORD
28h 20m1 stop
TAP AIR PORTUGAL Logo
6:00 pm - 5:45 pmORD-LYS
16h 45m1 stop
$434TAP AIR PORTUGAL
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Thu, Sep 11 - Sat, Sep 20
TAP AIR PORTUGAL Logo
6:50 pm - 4:10 pmLYS-ORD
28h 20m1 stop
TAP AIR PORTUGAL Logo
6:15 pm - 5:45 pmORD-LYS
16h 30m1 stop
$442TAP AIR PORTUGAL
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Wed, Oct 15 - Thu, Oct 23
Scandinavian Airlines Logo
8:20 pm - 4:10 pmLYS-ORD
26h 50m1 stop
Scandinavian Airlines Logo
7:15 pm - 7:40 pmORD-LYS
17h 25m1 stop
$479Scandinavian Airlines
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Wed, Oct 15 - Mon, Oct 20
Scandinavian Airlines Logo
8:20 pm - 4:10 pmLYS-ORD
26h 50m1 stop
Scandinavian Airlines Logo
7:15 pm - 7:40 pmORD-LYS
17h 25m1 stop
$527Scandinavian Airlines
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Sun, Nov 23 - Mon, Dec 1
Delta Logo
7:00 am - 2:30 pmLYS-ORD
14h 30m1 stop
Delta Logo
5:45 pm - 1:45 pmORD-LYS
13h 00m2 stops
$530Delta
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Sun, Nov 23 - Mon, Dec 1
Delta Logo
11:45 am - 8:36 pmLYS-ORD
15h 51m2 stops
Delta Logo
5:45 pm - 1:45 pmORD-LYS
13h 00m2 stops
$536Delta
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Wed, Oct 1 - Tue, Dec 9
American Airlines Logo
6:10 am - 2:15 pmLYS-ORD
15h 05m1 stop
American Airlines Logo
6:45 pm - 12:20 pmORD-LYS
10h 35m1 stop
$560American Airlines
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Wed, Oct 1 - Tue, Dec 9
American Airlines Logo
1:35 pm - 9:04 amLYS-ORD
26h 29m2 stops
American Airlines Logo
6:30 am - 12:20 pmORD-LYS
22h 50m2 stops
$566American Airlines
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Thu, Sep 11 - Sun, Sep 14
United Airlines Logo
6:50 am - 8:11 pmLYS-ORD
20h 21m2 stops
United Airlines Logo
7:40 pm - 10:35 amORD-LYS
31h 55m2 stops
$571United Airlines
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Thu, Sep 11 - Sat, Sep 20
United Airlines Logo
6:50 am - 2:55 pmLYS-ORD
15h 05m2 stops
United Airlines Logo
10:00 am - 10:35 amORD-LYS
17h 35m2 stops
$572United Airlines
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KAYAK's insights & trends for Lyon to Illinois flights

Get data-powered insights and trends into flights from Lyon to Illinois to help you find the cheapest flights, the best time to fly and much more.

What is the cheapest month to fly from Lyon to Illinois?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from Lyon to Illinois, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from Lyon to Illinois is February, when tickets cost $628 (return) on average. On the other hand, the most expensive months are January and August, when the average cost of round-trip tickets is $1,183 and $938 respectively.

What’s the cheapest day of the week to fly from Lyon to Illinois?

The average price of all round-trip flights from Lyon to Illinois clicked on KAYAK for each day over the last 12 months.

If your flying dates are flexible, you should consider flying to Illinois on a Sunday, as we generally find the cheapest rates on that day for this route. On the other hand, Wednesday is the most expensive day to fly from Lyon to Illinois. For your return ticket, we recommend flying on a Tuesday and avoiding Sundays for the best deals.

How far in advance should I book a flight from Lyon to Illinois?

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights from Lyon to Illinois, removes the top 0.1% to account for outliers, and then takes the average of all the values for each week.

To get a below average price on the flight from Lyon to Illinois, you should book around 4 weeks before departure. For the absolute cheapest price, our data suggests you should book 20 weeks before departure.

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Good to know

Low seasonJanuary
High seasonJuly
Cheapest flight$434
Best time to beat the crowds but there is an average 52% increase in price.
Most popular time to fly with an average 13% increase in price.
Flight from Lyon to Chicago

FAQs - booking Illinois flights

  • How does KAYAK find such low prices on flights from Lyon to Illinois?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Lyon to Illinois.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Lyon to Illinois?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Lyon to Illinois is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Lyon to Illinois?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from Lyon to Illinois with an airline and back with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Lyon to Illinois?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Lyon to Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

  • What is the cheapest time of day to fly to Illinois?

    The cheapest time of day to fly to Illinois is generally in the afternoon, when round-trip flights cost $752 on average. The most expensive time of day to fly to Illinois is generally in the morning, which is peak travel time and where the average cost of a ticket is $821.

Everything you need to know for your flight from Lyon to Illinois

Information on your arrival and departure airports

Lyon (LYS)

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