How long is the flight from Thiruvananthapuram to Illinois?

Departing from Thiruvananthapuram to Illinois will take you 21h 25m. Airlines will cover a distance of 14185 km. This flight may include one or multiple stops.

In terms of precipitation, rainfall in Illinois ranges from 43.0 - 125.0 inches per month. August is typically the wettest month, when rainfall can reach 125.0 mm. January is typically the driest time to visit Illinois when rainfall is around 43.0 mm.

If weather is an important factor for your trip to Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -5.0 C).

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

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

What airport do you fly from for flights from Thiruvananthapuram to Illinois?

Thiruvananthapuram (TRV), located 3.2 km from the city centre, is the airport you fly out of when you book flights from Thiruvananthapuram to Illinois.

Can I find deals for flights from Trivandrum to Illinois that include hotel bookings?

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

How can I find direct flights from Trivandrum to Illinois?

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

Can I find deals for business class flights from Trivandrum to Illinois?

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

₹ 93,144+ Cheap Flights from Thiruvananthapuram to Illinois

Cheap flight deals from Trivandrum to Illinois

Enter your travel dates to find the best prices.

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One-way

Cheapest flights from Trivandrum to Illinois
Explore the most affordable flight options available from Trivandrum to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 October 2026.

Mon 21/1204:10 -

1 stop38h 55m

Wed 13/113:15 -

1 stop19h 15m

Deal found 25/10₹ 93,144

Mon 21/1204:35 -

1 stop22h 05m

Wed 13/119:45 -

1 stop19h 45m

Deal found 22/10₹ 98,271

Tue 22/1221:40 -

2 stops26h 12m

Wed 13/113:15 -

1 stop19h 15m

Deal found 25/10₹ 110,139

Tue 22/1217:30 -

2 stops34h 35m

Wed 13/118:25 -

2 stops26h 55m

Deal found 22/10₹ 129,698

Find flight deals from Trivandrum to Illinois

Round-trip from	₹ 93,144

Etihad Airways
21/12-13/1
2 total stops
58h 10m total
Thiruvananthapuram to Illinois

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Use the filters below to find and compare flights from Thiruvananthapuram to Illinois that are best for you.

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Price

Cheapest return flight

ThiruvananthapuramChicago

TRV Thiruvananthapuram - ORD Chicago O'Hare Intl

TRVORD

Thiruvananthapuram

Thu 28/1

21:40-07:35

1 stop21h 25m

Chicago O'Hare Intl

Mon 1/2

13:15-20:00

1 stop19h 15m

₹ 101,594

ThiruvananthapuramChicago

TRV Thiruvananthapuram - ORD Chicago O'Hare Intl

TRVORD

Thiruvananthapuram

Mon 11/1

04:10-07:35

1 stop38h 55m

Chicago O'Hare Intl

Mon 7/6

14:00-20:15

1 stop19h 45m

₹ 105,677

ThiruvananthapuramChicago

TRV Thiruvananthapuram - ORD Chicago O'Hare Intl

TRVORD

Thiruvananthapuram

Wed 27/1

04:35-15:10

1 stop22h 05m

Chicago O'Hare Intl

Mon 1/2

19:45-03:00

1 stop19h 45m

₹ 107,291

ThiruvananthapuramChicago

TRV Thiruvananthapuram - ORD Chicago O'Hare Intl

TRVORD

Thiruvananthapuram

Mon 21/12

04:10-18:20

2 stops25h 40m

Chicago O'Hare Intl

Wed 13/1

13:15-03:05

1 stop26h 20m

₹ 117,545

ThiruvananthapuramChicago

TRV Thiruvananthapuram - ORD Chicago O'Hare Intl

TRVORD

Thiruvananthapuram

Tue 22/12

17:30-16:35

2 stops34h 35m

Chicago O'Hare Intl

Wed 13/1

18:25-08:50

2 stops26h 55m

₹ 129,698

ThiruvananthapuramChicago

TRV Thiruvananthapuram - ORD Chicago O'Hare Intl

TRVORD

Thiruvananthapuram

Tue 12/1

08:35-15:05

2 stops42h 00m

Chicago O'Hare Intl

Mon 7/6

20:00-07:45

2 stops49h 15m

₹ 131,028

ThiruvananthapuramChicago

TRV Thiruvananthapuram - ORD Chicago O'Hare Intl

TRVORD

Thiruvananthapuram

Tue 12/1

22:35-07:30

2 stops44h 25m

Chicago O'Hare Intl

Mon 7/6

12:45-16:35

2 stops41h 20m

₹ 133,211

ThiruvananthapuramChicago

TRV Thiruvananthapuram - ORD Chicago O'Hare Intl

TRVORD

Thiruvananthapuram

Thu 28/1

05:35-22:29

2 stops52h 24m

Chicago O'Hare Intl

Mon 1/2

17:10-21:05

2 stops40h 25m

₹ 140,807

ThiruvananthapuramChicago

TRV Thiruvananthapuram - ORD Chicago O'Hare Intl

TRVORD

Thiruvananthapuram

Fri 13/11

21:40-17:20

3 stops55h 10m

Chicago O'Hare Intl

Wed 31/12

00:00-11:30

Nonstop0h 00m

₹ 218,664

Fastest return journey

ThiruvananthapuramChicago

TRV Thiruvananthapuram - ORD Chicago O'Hare Intl

TRVORD

Thiruvananthapuram

Fri 13/11

21:40-07:35

1 stop21h 25m

Chicago O'Hare Intl

Wed 31/12

00:00-11:30

Nonstop0h 00m

₹ 257,213

Flights are sorted by cheapest return flights first.

Deals found on 21/10

Showing 1-10 of 15 resultsSorted by cheapest first

Best time to book a flight from Trivandrum to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Trivandrum with our price prediction graph.

TRV-ORD

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 Thiruvananthapuram to Illinois

TRV-USIL

TRV-ORD

No data available for this route at this time. Please check back soon.

Related info for your journey

What airport do you fly from for flights from Thiruvananthapuram to Illinois?
Thiruvananthapuram (TRV), located 3.2 km from the city centre, is the airport you fly out of when you book flights from Thiruvananthapuram to Illinois.
How long is the flight from Thiruvananthapuram to Illinois?
Departing from Thiruvananthapuram to Illinois will take you 21h 25m. Airlines will cover a distance of 14185 km. This flight may include one or multiple stops.
Can I find deals for flights from Trivandrum to Illinois that include hotel bookings?
Yes. In addition to deals on Trivandrum to Illinois flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Trivandrum to Illinois?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Trivandrum to Illinois.
Can I find deals for business class flights from Trivandrum to Illinois?
Yes. Cheapflights offers flight deals from Trivandrum to Illinois by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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

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Cheap flights from Thiruvananthapuram to Illinois from ₹ 93,144

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 21/12. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Trivandrum to Illinois

Cheapest flights from Trivandrum to IllinoisExplore the most affordable flight options available from Trivandrum to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 October 2026.

Explore the most affordable flight options available from Trivandrum to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 October 2026.

Best flights from Trivandrum to IllinoisDiscover carefully curated flight deals from Trivandrum to Illinois that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 25 October 2026.

Discover carefully curated flight deals from Trivandrum to Illinois that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 25 October 2026.

One-way flights from Trivandrum to IllinoisSearch for one-way flight options from Trivandrum to Illinois. Find affordable one-way fares based on user searches. Data last updated 25 October 2026.

Search for one-way flight options from Trivandrum to Illinois. Find affordable one-way fares based on user searches. Data last updated 25 October 2026.

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Best time to book a flight from Trivandrum to Illinois

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Related info for your journey

What airport do you fly from for flights from Thiruvananthapuram to Illinois?

How long is the flight from Thiruvananthapuram to Illinois?

Can I find deals for flights from Trivandrum to Illinois that include hotel bookings?

How can I find direct flights from Trivandrum to Illinois?

Can I find deals for business class flights from Trivandrum to Illinois?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Trivandrum to Illinois

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Cheapest flights from Trivandrum to Illinois
Explore the most affordable flight options available from Trivandrum to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 October 2026.

Best flights from Trivandrum to Illinois
Discover carefully curated flight deals from Trivandrum to Illinois that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 25 October 2026.

One-way flights from Trivandrum to Illinois
Search for one-way flight options from Trivandrum to Illinois. Find affordable one-way fares based on user searches. Data last updated 25 October 2026.