Cheap flights from Kolkata to Illinois from ₹ 45,212
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Kolkata to Illinois departing on 17/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
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? Early arrival? Instantly customie your resultsTrusted 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 Kolkata to Illinois
Cheap return flights
Cheap one-way flights
Cheap last-minute flights
British Airways flights from Kolkata to Illinois
Our best British Airways deals on Kolkata to Illinois flight tickets
Thai Airways flights from Kolkata to Illinois
Our best Thai Airways deals on Kolkata to Illinois flight tickets
See travel insights to Illinois from
How to get the cheapest flight ticket from Kolkata 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?
In general, April is the cheapest month to fly from Kolkata to Illinois. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around ₹ 83,145. If you aren’t able to travel during the month of April, then book flights to Illinois from Kolkata during September instead. Flights to Illinois in September, while not as cheap as those in April, still average around ₹ 96,332.
What is the cheapest day to depart on your flight to Illinois?
On average, the least expensive day to fly to Illinois from Kolkata is on a Friday. momondo users have found tickets for Friday departures for as low as ₹ 113,855. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from Kolkata to Illinois on a Sunday will generally be more expensive and average around ₹ 134,264. 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?
According to our data, the cheapest time of day to fly to Illinois is in the morning. momondo users have found flights departing from Kolkata to Illinois in the morning for as low as ₹ 0. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Illinois is in the evening when prices are around ₹ 127,335.
How far in advance should I book a flight to Illinois?
You are more likely to see cheaper flights to Illinois from Kolkata when booking 19 weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around ₹ 115,441 when searching 19 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from Kolkata for as low as ₹ 86,142 on momondo.
What is the cheapest airline that flies from Kolkata Netaji S. Chandra to Illinois?
Etihad Airways, American Airlines, and IndiGo are the most popular carriers operating from Kolkata Netaji S. Chandra to Illinois
Which airlines fly to Illinois?
Air India, Etihad Airways and Qatar Airways are the top three most popular airlines that fly to Illinois from Kolkata according to our data. Air India is the first choice among our users, with 60% of people opting to fly with this airline when travelling to Illinois. Keep in mind that there are 3 different airlines that fly to Illinois on a routine basis, so you have a few additional options to choose from.
Cheap Kolkata to Illinois flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Kolkata to Illinois
When did momondo last update prices for flights from Kolkata Netaji S. Chandra Airport to Illinois?
Prices for flights from Kolkata Netaji S. Chandra Airport to Illinois were last updated today.
How many operators does momondo search for flights from Kolkata Netaji S. Chandra Airport to Illinois?
There are 3 operators available for flights from Kolkata Netaji S. Chandra Airport to Illinois as of April 2025.
How old do you have to be to fly from Kolkata Netaji S. Chandra Airport to Illinois?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Kolkata Netaji S. Chandra Airport to Illinois.
What documentation or ID do you need to fly to Illinois?
The required travel and health documents for your Illinois trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Illinois. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
Best airlines flying from Kolkata to Illinois
Compare and see reviews for airlines that fly from Kolkata to Illinois with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom ₹ 80,249 | Free Cancellation | Rating 7.4 3,553 reviews | |||
| PriceFrom ₹ 86,337 | Free Cancellation | Rating 5.5 2,896 reviews | |||
| PriceFrom ₹ 94,748 | Free Cancellation | Rating 7.4 1,192 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Kolkata to Illinois?
Finding the right flight to Illinois from Kolkata is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Illinois quick and easy, saving you time and money.
Can I find flights from Kolkata to Illinois with flexible booking policies on momondo?
All flight searches from Kolkata to Illinois on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from Kolkata to Illinois?
Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Illinois from Kolkata.
I’m not ready to book a flight from Kolkata to Illinois right now. Can momondo alert me if prices change?
If you are simply researching potential flights to Illinois, momondo offers a useful price alert feature which will track prices for flights to Illinois from Kolkata and alert you when they change.