Cheap flights from New York LaGuardia Airport to Illinois from $42
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from New York LaGuardia Airport to Illinois departing on 7/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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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 cheapest month to fly to Illinois from New York LaGuardia Airport is in September. Flight prices, which tend to average around $187, are often lower during this time because this is during the off-season. If you aren’t able to travel to Illinois during the month of September, then flying in July is also cheap. Prices for this month can be found on momondo for an average of $211.
What is the cheapest day to depart on your flight to Illinois?
The cheapest day to depart from New York LaGuardia Airport to Illinois is on a Wednesday when prices can be found for as low as $276. Flights from New York LaGuardia Airport to Illinois on a Sunday will generally be more expensive and average around $379. 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 most recent data shows that the best time of day to fly to Illinois is in the evening. Flights from New York LaGuardia Airport to Illinois during this time can be as low as $239. Flights at noon are often more expensive with an average ticket price of $337.
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 5 weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $253 when searching 5 weeks out.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 $207 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.
What is the cheapest airline that flies from New York LaGuardia to Illinois?
Spirit Airlines, Delta, and Southwest are the most popular carriers operating from New York LaGuardia to Illinois
What airlines fly to Illinois?
American Airlines, United Airlines and Spirit Airlines are the top three most popular airlines that fly to Illinois from New York LaGuardia Airport according to our data. American Airlines is the first choice among our users, with 32% of people opting to fly with this airline when traveling to Illinois. Keep in mind that there are 6 different airlines that fly to Illinois on a routine basis, so you have a few additional options to choose from.
How many flights depart from New York LaGuardia Airport to Illinois on average per day?
The number of flights available between New York LaGuardia Airport and Illinois is 87 per day as of June 2025. The most frequent departure time is 2:00PM, with 39% of daily flights leaving in the afternoon.
How many flights depart from New York LaGuardia Airport to Illinois on average per week?
612 flights are operational weekly from New York LaGuardia Airport to Illinois as of June 2025. The most popular departure day for this route is Mon, with 17% of flights per week 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?
The number of operators available for flights from New York LaGuardia Airport to Illinois is 6 as of June 2025.
How old do you have to be to fly from New York LaGuardia Airport to Illinois?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify 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?
momondo data reveals that the most frequently booked plane model on the route from New York LaGuardia Airport to Illinois is Boeing 737-800, representing 23.47% of all bookings. The subsequent popular models are Boeing 737 MAX 8 at 17.00%, Airbus A319 at 7.90%, and Airbus A321neo at 7.82%.
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 $74 | Free Cancellation | Rating 6.3 8,060 reviews | |||
| PriceFrom $127 | Free Cancellation | Rating 8.0 7,963 reviews | |||
| PriceFrom $128 | Free Cancellation | Rating 5.9 3,296 reviews | |||
| PriceFrom $147 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $147 | Free Cancellation | Rating 7.4 8,801 reviews | |||
| PriceFrom $152 | Free Cancellation | Rating 8.0 4,278 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?
Yes. momondo allows you to filter the results for New York to Illinois flights to just show those with flexible booking policies.
How can momondo help me find flights from New York to Illinois?
momondo provides multiple filters to help you find the best flight to Illinois from New York. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from New York to Illinois right now. Can momondo alert me if prices change?
If you are not ready to book a flight from New York to Illinois now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Illinois and let you know when they change.