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Flights from Chicago to Chennai

Search cheap flights from Chicago to Chennai in the next 3 months. Based on Trip.com's latest 7-day data, one-way fares start at US$536, and round-trip tickets start at US$982.

      • ORD 14:00
        31h 55m
        1 stop
        MAA 08:25
        Chicago - Chennai | Wed, Jun 24 | Etihad Airways
        MAA 04:05
        22h 5m
        1 stop
        ORD 15:40
        Chennai - Chicago | Tue, Jun 30 | Etihad Airways
        US$982 US$1,514
        35% off
        35% off
        US$1,514 US$982
      • ORD 14:00
        31h 55m
        1 stop
        MAA 08:25
        Chicago - Chennai | Sun, Jun 21 | Etihad Airways
        MAA 21:55
        28h 15m
        1 stop
        ORD 15:40
        Chennai - Chicago | Sun, Jun 28 | Etihad Airways
        US$1,003 US$1,514
        34% off
        34% off
        US$1,514 US$1,003
      • ORD 14:00
        31h 55m
        1 stop
        MAA 08:25
        Chicago - Chennai | Wed, Jun 17 | Etihad Airways
        MAA 04:05
        22h 5m
        1 stop
        ORD 15:40
        Chennai - Chicago | Wed, Jun 24 | Etihad Airways
        US$1,008 US$1,514
        33% off
        33% off
        US$1,514 US$1,008
      • ORD 21:10
        18h 45m
        1 stop
        MAA 02:25
        Chicago - Chennai | Wed, Jul 8 | Etihad Airways
        MAA 04:05
        22h 5m
        1 stop
        ORD 15:40
        Chennai - Chicago | Wed, Jul 15 | Etihad Airways
        US$1,026
        32% off
        US$1,514 US$1,026
      • ORD 14:00
        19h 40m
        1 stop
        MAA 20:10
        Chicago - Chennai | Fri, Jun 19 | Etihad Airways
        MAA 04:05
        22h 5m
        1 stop
        ORD 15:40
        Chennai - Chicago | Fri, Jun 26 | Etihad Airways
        US$1,043
        31% off
        US$1,514 US$1,043
      • ORD 21:10
        18h 45m
        1 stop
        MAA 02:25
        Chicago - Chennai | Mon, Jun 29 | Etihad Airways
        MAA 04:05
        22h 5m
        1 stop
        ORD 15:40
        Chennai - Chicago | Mon, Jul 6 | Etihad Airways
        US$1,047
        31% off
        US$1,514 US$1,047
      • ORD 14:00
        31h 55m
        1 stop
        MAA 08:25
        Chicago - Chennai | Tue, Jun 23 | Etihad Airways
        MAA 04:05
        22h 5m
        1 stop
        ORD 15:40
        Chennai - Chicago | Mon, Jun 29 | Etihad Airways
        US$1,058
        30% off
        US$1,514 US$1,058
      • ORD 14:00
        38h 35m
        1 stop
        MAA 15:05
        Chicago - Chennai | Tue, Jun 30 | Etihad Airways
        MAA 21:55
        28h 15m
        1 stop
        ORD 15:40
        Chennai - Chicago | Mon, Jul 6 | Etihad Airways
        US$1,077
        28% off
        US$1,514 US$1,077
      • ORD 14:00
        31h 55m
        1 stop
        MAA 08:25
        Chicago - Chennai | Sun, Jun 28 | Etihad Airways
        MAA 10:15
        32h 50m
        1 stop
        ORD 08:35
        Chennai - Chicago | Sun, Jul 5 | Etihad Airways
        US$1,088
        28% off
        US$1,514 US$1,088
      • ORD 14:00
        31h 55m
        1 stop
        MAA 08:25
        Chicago - Chennai | Fri, Jun 26 | Etihad Airways
        MAA 21:55
        28h 15m
        1 stop
        ORD 15:40
        Chennai - Chicago | Fri, Jul 3 | Etihad Airways
        US$1,090
        28% off
        US$1,514 US$1,090
      • CHI 13:00
        17h 25m
        1 stop
        MAA 14:00
        Chicago - Chennai | Sat, May 16 | Normal Airline
        MAA 15:00
        6h
        Nonstop
        CHI 16:00
        Chennai - Chicago | Mon, May 18 | Normal Airline
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      • ORD 14:00
        31h 55m
        1 stop
        MAA 08:25
        Chicago - Chennai | Tue, Jul 7 | Etihad Airways
        US$536 US$962
        44% off
        44% off
        US$962 US$536
      • ORD 21:10
        18h 45m
        1 stop
        MAA 02:25
        Chicago - Chennai | Thu, Jul 9 | Etihad Airways
        US$576 US$962
        40% off
        40% off
        US$962 US$576
      • ORD 14:00
        19h 40m
        1 stop
        MAA 20:10
        Chicago - Chennai | Fri, May 15 | Etihad Airways
        US$654 US$962
        32% off
        32% off
        US$962 US$654
      • ORD 21:10
        18h 45m
        1 stop
        MAA 02:25
        Chicago - Chennai | Sun, Jul 5 | Etihad Airways
        US$659
        31% off
        US$962 US$659
      • ORD 21:10
        36h 30m
        1 stop
        MAA 20:10
        Chicago - Chennai | Sun, Jun 28 | Etihad Airways
        US$688
        28% off
        US$962 US$688
      • ORD 21:10
        36h 30m
        1 stop
        MAA 20:10
        Chicago - Chennai | Tue, Jun 30 | Etihad Airways
        US$688
        28% off
        US$962 US$688
      • ORD 21:10
        36h 30m
        1 stop
        MAA 20:10
        Chicago - Chennai | Mon, Jun 29 | Etihad Airways
        US$688
        28% off
        US$962 US$688
      • ORD 21:10
        36h 30m
        1 stop
        MAA 20:10
        Chicago - Chennai | Wed, Jul 8 | Etihad Airways
        US$688
        28% off
        US$962 US$688
      • ORD 19:20
        20h 50m
        1 stop
        MAA 02:40
        Chicago - Chennai | Tue, May 19 | Qatar Airways
        US$691
        28% off
        US$962 US$691
      • ORD 19:20
        20h 50m
        1 stop
        MAA 02:40
        Chicago - Chennai | Mon, May 18 | Qatar Airways
        US$692
        28% off
        US$962 US$692
      • CHI 13:00
        17h 25m
        1 stop
        MAA 14:00
        Chicago - Chennai | Sat, May 16 | Normal Airline
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        Find more flights

Displayed flight fares from Chicago to Chennai are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Trip.com Price Insights on Flights from Chicago to Chennai

Which month has the cheapest round-trip flights from to Chennai?

The average price of round-trip flights from to Chennai purchased by Trip.com users by month over the past 12 months.

Based on data from Trip.com, the lowest prices for round-trip flights from to Chennai are found during January, with an average price of US$908. Conversely, the highest prices are found during March, with an average price of up to US$3,265.

US$3,265
US$2,087
US$908
0
    Cheapest
  • US$959
    Apr
  • US$1,453
    May
  • US$1,428
    Jun
  • US$1,291
    Jul
  • US$1,049
    Aug
  • US$930
    Sep
  • US$1,608
    Oct
  • US$1,929
    Nov
  • US$1,312
    Dec
  • US$908
    Jan
  • US$986
    Feb
  • US$3,265
    Mar

Frequently Asked Questions

  • What are the cheapest flights from Chicago to Chennai (CHI-MAA)?

    Based on Trip.com data, Etihad Airways offers one-way fares as low as US$536 on Cheapest nonstop routes (e.g. ORD to MAA on Tue, Jul 7), while Etihad Airways offers Cheapest nonstop round-trips from US$982 departing on Wed, Jun 24 and returning on Tue, Jun 30.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Chicago to Chennai is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • To find best deals on flights from Chicago to Chennai, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Tue, Jul 7, with one-way flights priced at just US$536.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Etihad Airways.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Chennai travel is around December.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Chicago to Chennai is October, when demand for travel is lower.
  • After crunching the numbers on our May flight calendar, it's currently cheapest to fly from Chicago to Chennai on May 19, 2026 with Lufthansa, with prices starting at US$911.
  • The time difference between Chennai and Chicago is 11h.
  • Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

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Note: Prices shown on this page are the estimated lowest prices found in the last 24 hours and include all taxes and fees.

Book with no extra fees

Prices displayed on this page are all-inclusive (incl. taxes, fuel surcharges, Civil Aviation Development Fund, etc.), and all fees are clearly shown before you pay. Charges for checked baggage, onboard meals, Wi‑Fi, and other optional services are also included where applicable in the flight cards.

Real-time pricing updates

Prices, availability, and travel details on this page have been updated within the last 24 hours, and for many routes are refreshed in real time. The more popular the route, the more accurate and up-to-date the data.

Change & Cancellation Policy

Trip.com shows the change and cancellation rules for each ticket during the booking process, including all related fees and conditions. Please refer to the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply based on the airline’s fare rules.
Cancellation/change due to a flight schedule change:
If your flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For full details of change and cancellation policies, please refer to the customer support pages.