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Cheap flights from Illinois to New Delhi from ₹ 29,835

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/3. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — DEL
31 Jan — 7 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Illinois to New Delhi

Enter your travel dates to find the best prices.

Cheapest flights from Illinois to New Delhi
Explore the most affordable flight options available from Illinois to New Delhi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 January 2026.

Wed 31/1214:35ORD - DEL
1 stop43h 30mCathay Pacific
Mon 16/222:45DEL - ORD
1 stop25h 40mCathay Pacific
Deal found 30/12₹ 64,164
Wed 31/1214:35ORD - DEL
1 stop43h 30mCathay Pacific
Thu 29/122:45DEL - ORD
1 stop25h 40mCathay Pacific
Deal found 30/12₹ 66,590
Wed 31/1214:35ORD - DEL
1 stop43h 30mCathay Pacific
Thu 5/201:30DEL - ORD
1 stop22h 55mCathay Pacific
Deal found 29/12₹ 68,208
Wed 31/1214:35ORD - DEL
1 stop43h 30mCathay Pacific
Thu 29/101:30DEL - ORD
1 stop22h 55mCathay Pacific
Deal found 30/12₹ 68,657
Wed 31/1214:35ORD - DEL
1 stop43h 30mCathay Pacific
Tue 3/201:30DEL - ORD
1 stop22h 55mCathay Pacific
Deal found 30/12₹ 70,454
Wed 31/1214:35ORD - DEL
1 stop43h 30mCathay Pacific
Tue 17/201:30DEL - ORD
1 stop22h 55mCathay Pacific
Deal found 30/12₹ 70,904
Wed 31/1214:35ORD - DEL
1 stop43h 30mCathay Pacific
Sat 7/222:45DEL - ORD
1 stop25h 40mCathay Pacific
Deal found 29/12₹ 75,397
Wed 31/1214:35ORD - DEL
1 stop43h 30mCathay Pacific
Sun 1/222:45DEL - ORD
1 stop25h 40mCathay Pacific
Deal found 30/12₹ 76,925
Tue 30/1214:35ORD - DEL
1 stop43h 30mCathay Pacific
Wed 28/122:45DEL - ORD
1 stop25h 40mCathay Pacific
Deal found 30/12₹ 77,644
Wed 31/1214:35ORD - DEL
1 stop43h 30mCathay Pacific
Sat 31/122:45DEL - ORD
1 stop25h 40mCathay Pacific
Deal found 30/12₹ 81,418
Wed 31/1217:31ORD - DEL
2 stops27h 59mVirgin Atlantic
Wed 4/205:00DEL - ORD
2 stops30h 26mVirgin Atlantic
Deal found 29/12₹ 82,496
Wed 31/1218:08MDW - DEL
2 stops22h 37mMultiple Airlines
Tue 12/503:55DEL - MDW
2 stops24h 40mMultiple Airlines
Deal found 30/12₹ 86,630

Find flight deals from Illinois to New Delhi

Keep the following information in mind while searching for Illinois to New Delhi flight deals. Data was last updated 1 January 2026.

Round-trip from

₹ 61,738

One-way from

₹ 29,835

Popular in

December

Cheapest in

September

Average price

₹ 79,621

Good round-trip deal

₹ 68,046 or less

Good one-way deal

₹ 41,877 or less
United Airlines
  • United Airlines
  • 17/2-15/3
  • 3 total stops
  • 50h 14m total
  • Illinois to New Delhi
Search Deals
KLM
  • KLM
  • 9/3
  • 2 total stops
  • 20h 06m total
  • Illinois to New Delhi
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (₹ 1,537,013 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (₹ 456,292 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from Illinois to New Delhi Indira Gandhi Intl.
Search Deals
Price to beat on a one-way flight from Illinois to New Delhi Indira Gandhi Intl.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Illinois to New Delhi that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 454,620 searches. Data last updated 1 January 2026.
Use the filters below to find and compare flights from Illinois to New Delhi that are best for you.

Fly from

Illinois

Fly to

New Delhi

Route

Depart

Return

Price

St. LouisNew Delhi

STL - DEL

STLDEL

Lambert-St Louis

Tue 17/2

06:25-21:55

2 stops28h 00m

New Delhi Indira Gandhi Intl

Sun 15/3

23:00-10:44

1 stop22h 14m

₹ 61,738

St. LouisNew Delhi

STL - DEL

STLDEL

Lambert-St Louis

Fri 23/1

06:00-21:50

2 stops28h 20m

New Delhi Indira Gandhi Intl

Tue 3/2

23:55-22:00

2 stops33h 35m

₹ 61,827

ChicagoNew Delhi

ORD - DEL

ORDDEL

Chicago O'Hare Intl

Tue 10/3

17:40-01:10

2 stops21h 00m

New Delhi Indira Gandhi Intl

Tue 5/5

00:50-15:00

1 stop24h 40m

₹ 63,086

ChicagoNew Delhi

ORD - DEL

ORDDEL

Chicago O'Hare Intl

Tue 3/2

14:35-21:35

1 stop43h 30m

New Delhi Indira Gandhi Intl

Wed 11/2

01:30-12:55

1 stop22h 55m

₹ 64,164

ChicagoNew Delhi

ORD - DEL

ORDDEL

Chicago O'Hare Intl

Mon 20/4

17:10-22:50

1 stop19h 10m

New Delhi Indira Gandhi Intl

Mon 4/5

04:35-23:57

2 stops29h 52m

₹ 67,759

ChicagoNew Delhi

ORD - DEL

ORDDEL

Chicago O'Hare Intl

Mon 30/3

13:10-16:00

Nonstop16h 20m

New Delhi Indira Gandhi Intl

Sat 18/4

02:15-11:10

Nonstop19h 25m

₹ 70,095

ChicagoNew Delhi

MDW - DEL

MDWDEL

Chicago Midway

Sat 28/2

16:13-02:40

2 stops22h 57m

New Delhi Indira Gandhi Intl

Thu 5/3

03:20-17:45

2 stops25h 55m

₹ 70,365

ChicagoNew Delhi

ORD - DEL

ORDDEL

Chicago O'Hare Intl

Wed 25/2

14:05-02:40

2 stops25h 05m

New Delhi Indira Gandhi Intl

Wed 18/3

05:00-18:53

2 stops24h 23m

₹ 71,802

ChicagoNew Delhi

MDW - DEL

MDWDEL

Chicago Midway

Thu 5/3

09:34-02:40

2 stops29h 36m

New Delhi Indira Gandhi Intl

Thu 19/3

05:00-18:40

2 stops24h 10m

₹ 71,892

ChicagoNew Delhi

MDW - DEL

MDWDEL

Chicago Midway

Mon 16/2

13:26-02:40

2 stops25h 44m

New Delhi Indira Gandhi Intl

Thu 5/3

03:20-18:40

2 stops26h 50m

₹ 72,072

Flights are sorted by cheapest return flights first.

Deals found on 31/12

Showing 1-10 of 60 results
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Best time to book a flight from Illinois to New Delhi

Have a flexible travel schedule? Discover the best time to fly to New Delhi from Illinois with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Illinois to New Delhi

What is the cheapest month to book a flight from Illinois to New Delhi?

Currently, February is the cheapest month in which you can book a flight from Illinois to New Delhi (average of ₹ 53,829). Flying from Illinois to New Delhi in June is currently the most expensive (average of ₹ 70,005). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IL to DEL?

Find hourly flight availability from Illinois to New Delhi. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 1 January 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to New Delhi as you normally would.

How much does it cost for a return flight from Illinois to New Delhi?

Related info for your journey

Find useful and relevant information for your journey from Illinois to New Delhi. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to New Delhi from Illinois?

    New Delhi Indira Gandhi Intl (DEL) is the airport you will fly into if you book a flight from Illinois to New Delhi. It is only a 12.5 km journey from Indira Gandhi Intl (DEL) to New Delhi’s city centre.

  • How long is the flight from Illinois to New Delhi?

    Departing from Illinois to New Delhi will take you 21h. The distance from Illinois to New Delhi is about 12014 km. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Illinois to New Delhi one-way?

    To fly one-way, consider booking your trip with Air India, which is currently one of the cheapest options available, starting at ₹ 18,235. Virgin Atlantic flights start at ₹ 26,207 while deals on American Airlines start at ₹ 27,032 one-way.

  • What are the most popular routes from Illinois to New Delhi?

    When deciding which route to take from Illinois to New Delhi, consider Chicago O'Hare Intl - New Delhi Indira Gandhi Intl, Chicago Midway - New Delhi Indira Gandhi Intl or Lambert-St Louis - New Delhi Indira Gandhi Intl, as they are the most popular.

  • What are the cheapest flights from Illinois to New Delhi?

    While on average a flight from Illinois to New Delhi is generally ₹ 99,293, our data shows the cheapest flight currently is ₹ 30,245. When looking at the most popular route, (Chicago O'Hare Intl - New Delhi Indira Gandhi Intl), you can expect to pay ₹ 56,975 for that flight.

  • Can I find deals for flights from Illinois to New Delhi that include hotel bookings?

    Yes. In addition to deals on Illinois to New Delhi flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Illinois to New Delhi?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to New Delhi.

  • Can I find deals for business class flights from Illinois to New Delhi?

    Yes. Cheapflights offers flight deals from Illinois to New Delhi by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Illinois to New Delhi?

    Currently, February is the cheapest month in which you can book a flight from Illinois to New Delhi (average of ₹ 53,829). Flying from Illinois to New Delhi in June is currently the most expensive (average of ₹ 70,005). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near New Delhi?

Book flights to New Delhi if you plan to visit one of these locations
Noida
Faridabad

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Alternative routes for Illinois to New Delhi

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Illinois to New Delhi

Discover the top 10 airlines that operate flights from Illinois to New Delhi. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 454,620 searches. Data last updated 1 January 2026.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest₹ 46,262Average₹ 77,455FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
FinnairCheapest₹ 54,364Average₹ 100,310FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Etihad AirwaysCheapest₹ 61,840Average₹ 76,679FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
KLMCheapest₹ 63,546Average₹ 91,239FlexibilityNo cancel feeOn-time75%
Search KLM flights
SWISSCheapest₹ 64,197Average₹ 100,573FlexibilityNo cancel feeOn-time79%
Search SWISS flights
Air IndiaCheapest₹ 64,325Average₹ 92,309FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
LufthansaCheapest₹ 65,960Average₹ 109,786FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
IndiGoCheapest₹ 71,910Average₹ 99,975FlexibilityNo cancel feeOn-time80%
Search IndiGo flights
United AirlinesCheapest₹ 73,498Average₹ 165,063FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Qatar AirwaysCheapest₹ 77,239Average₹ 111,248FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Illinois to New Delhi?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Illinois to New Delhi. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Illinois to New Delhi?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Illinois to New Delhi for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Illinois to New Delhi with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Illinois to New Delhi, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Illinois to New Delhi become cheaper?

Of course! You can now track prices for flights from Illinois to New Delhi and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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