Save money when you book flights with momondo
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? to track prices.Find the cheapest flights from New York LaGuardia Airport to Illinois
Cheap return flights
Cheap one-way flights
Cheap last-minute flights
Cheap direct flights
Spirit Airlines flights from New York LaGuardia Airport to Illinois
Our best Spirit Airlines deals on New York LaGuardia Airport to Illinois flight tickets
Delta flights from New York LaGuardia Airport to Illinois
Our best Delta deals on New York LaGuardia Airport to Illinois flight tickets
See travel insights to Illinois from
How to get the cheapest flight ticket from New York LaGuardia Airport to Illinois
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Illinois?
The month of September is, on average, the cheapest month to fly to Illinois from New York LaGuardia Airport, with most prices found around £135. If you aren’t able to travel to Illinois during the month of September, then flying in January is also cheap. Prices for this month can be found on momondo for an average of £156.
What is the cheapest day to depart on your flight to Illinois?
The cheapest day to depart on your flight to Illinois is on a Tuesday when prices can be found for as low as £94. This is often the case because there is less demand to fly during this day of the week. Flights from New York LaGuardia Airport to Illinois on a Saturday will generally be more expensive and average around £217. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest time of day to depart on your flight to Illinois?
Our data shows that the cheapest New York LaGuardia Airport to Illinois flights are usually those with departure times in the evening. Our users have found flights to Illinois in the evening for as low as £98. At midday is when there is more demand to fly to Illinois, so prices are often more expensive at around £231 per ticket.
What is the cheapest New York LaGuardia to Illinois flight route?
Fly from New York LaGuardia to Chicago O'Hare Intl for the best New York LaGuardia - Illinois flight prices
How far in advance should I book a flight to Illinois?
You are more likely to see cheaper flights to Illinois from New York LaGuardia Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around £185 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from New York LaGuardia Airport for as low as £152 on momondo.
What cabin class options are available on New York LaGuardia to Illinois flights?
There are 4 cabin classes available to choose from on New York LaGuardia to Illinois flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
How many flights depart from New York LaGuardia Airport to Illinois on average per day?
46 flights are operational daily from New York LaGuardia Airport to Illinois as of July 2025. The most popular departure time for this route is 16:00, with 38% of flights per day taking off at midday.
How many flights depart from New York LaGuardia Airport to Illinois on average per week?
As of July 2025, 325 flights take off from New York LaGuardia Airport and land in Illinois each week. The most common flight departure day for this route is Tue, with 24% of weekly flights taking off on this day.
Cheap New York LaGuardia Airport to Illinois flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from New York LaGuardia Airport to Illinois
When did momondo last update prices for flights from New York LaGuardia Airport to Illinois?
Prices for flights from New York LaGuardia Airport to Illinois were last updated today.
How many operators does momondo search for flights from New York LaGuardia Airport to Illinois?
There is 1 operator available for flights from New York LaGuardia Airport to Illinois as of July 2025.
How old do you have to be to fly from New York LaGuardia Airport to Illinois?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from New York LaGuardia Airport 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.
What is the most popular plane model from New York LaGuardia Airport to Illinois?
Based on momondo bookings for flights between New York LaGuardia Airport and Illinois, the leading plane model is Boeing 737-800, making up 23.97% of the total bookings. Other popular models include Boeing 737 MAX 8 with 17.41%, Airbus A321neo with 8.64%, and Airbus A320 (sharklets) with 8.51%.
Best airlines flying from New York LaGuardia Airport to Illinois
Compare and see reviews for airlines that fly from New York LaGuardia Airport to Illinois with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom £83 | Free Cancellation | Rating 6.3 8,101 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from New York to Illinois?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from New York to Illinois. momondo saves you time and could save you money on your trip.
Can I find flights from New York to Illinois with flexible booking policies on momondo?
momondo does allow users to show only those flights to Illinois from New York which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from New York to Illinois?
momondo helps you find the best flight between New York and Illinois by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.
I’m not ready to book a flight from New York to Illinois right now. Can momondo alert me if prices change?
Yes momondo offers price alerts on flights to Illinois from New York. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.