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Cheap flights from Seattle to Chennai from ₹ 47,440

SEA — MAA
26 Sep — 3 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Seattle to Chennai

Enter your travel dates to find the best prices.

Cheapest flights from Seattle to Chennai

Tue 1/913:34 -
3 stops32h 16m
Wed 9/914:00 -
3 stops33h 52m
Deal found 25/8₹ 94,214
Tue 8/912:05 -
3 stops33h 45m
Wed 30/921:40 -
2 stops26h 12m
Deal found 26/8₹ 94,405
Tue 25/820:35 -
3 stops39h 40m
Tue 15/916:20 -
3 stops36h 21m
Deal found 25/8₹ 94,595
Tue 22/913:41 -
3 stops46h 34m
Wed 7/1021:40 -
2 stops26h 45m
Deal found 22/8₹ 94,976
Sun 13/923:15 -
2 stops37h 20m
Tue 22/916:20 -
3 stops39h 25m
Deal found 23/8₹ 95,357
Sun 4/1023:18 -
2 stops32h 37m
Wed 14/1021:40 -
2 stops26h 45m
Deal found 26/8₹ 95,738
Tue 22/917:44 -
3 stops42h 31m
Thu 22/1021:40 -
2 stops31h 10m
Deal found 23/8₹ 96,024

Find flight deals from Seattle to Chennai

Round-trip from

₹ 94,405

One-way from

₹ 47,440

Popular in

December

Cheapest in

April

Average price

₹ 139,083
8/9-30/9
  • 8/9-30/9
  • 5 total stops
  • 59h 57m total
  • Seattle to Chennai
Search Deals
6/2
  • 6/2
  • 2 total stops
  • 34h 35m total
  • Seattle to Chennai
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (₹ 1,039,057 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (₹ 363,962 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SeattleChennai

SEA Seattle/Tacoma Intl - MAA Chennai

SEAMAA

Seattle/Tacoma Intl

Sat 24/10

22:15-19:50

2 stops33h 05m

Chennai

Tue 10/11

09:55-15:44

2 stops43h 19m

₹ 103,836

SeattleChennai

SEA Seattle/Tacoma Intl - MAA Chennai

SEAMAA

Seattle/Tacoma Intl

Thu 22/10

23:59-20:10

2 stops31h 41m

Chennai

Thu 5/11

21:50-20:20

2 stops36h 00m

₹ 103,836

SeattleChennai

SEA Seattle/Tacoma Intl - MAA Chennai

SEAMAA

Seattle/Tacoma Intl

Sun 25/10

06:12-08:05

2 stops37h 23m

Chennai

Thu 3/12

03:55-00:32

2 stops34h 07m

₹ 103,836

SeattleChennai

SEA Seattle/Tacoma Intl - MAA Chennai

SEAMAA

Seattle/Tacoma Intl

Thu 14/1

23:30-00:30

2 stops35h 30m

Chennai

Sat 27/2

20:00-18:10

2 stops59h 40m

₹ 104,026

SeattleChennai

SEA Seattle/Tacoma Intl - MAA Chennai

SEAMAA

Seattle/Tacoma Intl

Thu 8/10

06:12-20:10

2 stops25h 28m

Chennai

Sat 21/11

03:55-00:42

2 stops34h 17m

₹ 109,551

SeattleChennai

SEA Seattle/Tacoma Intl - MAA Chennai

SEAMAA

Seattle/Tacoma Intl

Thu 8/10

06:12-20:10

2 stops25h 28m

Chennai

Thu 12/11

21:50-20:20

2 stops36h 00m

₹ 109,551

SeattleChennai

SEA Seattle/Tacoma Intl - MAA Chennai

SEAMAA

Seattle/Tacoma Intl

Mon 9/11

23:34-02:35

2 stops37h 31m

Chennai

Mon 14/12

21:50-20:20

2 stops36h 00m

₹ 109,551

SeattleChennai

SEA Seattle/Tacoma Intl - MAA Chennai

SEAMAA

Seattle/Tacoma Intl

Sat 7/11

00:10-22:50

2 stops33h 10m

Chennai

Mon 30/11

21:40-18:10

2 stops58h 00m

₹ 118,506

SeattleChennai

SEA Seattle/Tacoma Intl - MAA Chennai

SEAMAA

Seattle/Tacoma Intl

Mon 26/10

15:25-08:15

2 stops28h 20m

Chennai

Wed 11/11

20:45-11:47

2 stops28h 32m

₹ 122,983

SeattleChennai

SEA Seattle/Tacoma Intl - MAA Chennai

SEAMAA

Seattle/Tacoma Intl

Tue 17/11

08:40-22:10

1 stop24h 00m

Chennai

Wed 25/11

23:25-20:13

2 stops34h 18m

₹ 134,224

Flights are sorted by cheapest return flights first.

Deals found on 26/8

Showing 1-10 of 23 resultsSorted by cheapest first
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Best time to book a flight from Seattle to Chennai

Have a flexible travel schedule? Discover the best time to fly to Chennai from Seattle with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight from Seattle to Chennai

How far ahead should I book a flight from Seattle to Chennai?

The best time to book flights from Seattle to Chennai is 6 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Seattle to Chennai?

Currently, April is the cheapest month in which you can book a flight from Seattle to Chennai (average of ₹ 102,597). Flying from Seattle to Chennai in December is currently the most expensive (average of ₹ 169,185). 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.

How much does it cost for a return flight from Seattle to Chennai?

Airfare is below average for this route at the moment.

Seattle to Chennai flights typically cost between ₹ 111,933 and ₹ 137,273 in September.
The cheapest return price found within the last 5 days was ₹ 94,405 on Multiple Airlines (8 Sept–30 Sept).

Reviews of airlines servicing Chennai

Read reviews from past customers who have flown with Cathay Pacific from Seattle to Chennai. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Cathay Pacific
7.6
Good
1,460 reviews
Check prices

Food

7.3

Crew

8.1

Comfort

7.5

Overall

7.6

Entertainment

7.7

Boarding

7.9

Reviews

1 / 20
10.0
Excellent

Ernest,Jun 2026

SFO - HKG

As good as can be expected for economy class international flight, on time very professional crew. The plane was clean bathrooms clean, decent food, connecting flight on time, with another tasty meal. Love Cathay Pacific
Cathay Pacific
7.6
Good
1,460 reviews
Cathay Pacific
7.6
Good
1,460 reviews
Check prices

Food

7.3

Crew

8.1

Comfort

7.5

Overall

7.6

Entertainment

7.7

Boarding

7.9

Reviews

1 / 20
10.0
Excellent

Ernest,Jun 2026

SFO - HKG

As good as can be expected for economy class international flight, on time very professional crew. The plane was clean bathrooms clean, decent food, connecting flight on time, with another tasty meal. Love Cathay Pacific

Related info for your journey

  • What is the cheapest airline to fly from Seattle to Chennai round-trip?

    Our cheapest airline available from Seattle to Chennai is Cathay Pacific. Our recent data shows that you can find tickets from as low as ₹ 96,920 on this airline. You may be able to fly from Seattle to Chennai for 23% less than the average price by searching for this airline.

  • Can I find deals for flights from Seattle to Chennai that include hotel bookings?

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

  • How can I find direct flights from Seattle to Chennai?

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

  • Can I find deals for business class flights from Seattle to Chennai?

    Yes. Cheapflights offers flight deals from Seattle to Chennai 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 Seattle to Chennai?

    Currently, April is the cheapest month in which you can book a flight from Seattle to Chennai (average of ₹ 102,597). Flying from Seattle to Chennai in December is currently the most expensive (average of ₹ 169,185). 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 Chennai?

Book flights to Chennai if you plan to visit one of these locations
Vellore
Mahabalipuram

Browse thousands of different options on Cheapflights for your next trip

Top airline flying from Seattle to Chennai

AirlineCheapestAverageFlexibilityOn-time
Cathay PacificCheapest₹ 96,920Average₹ 122,840FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights

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When you search for this flight from Seattle to Chennai, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Seattle to Chennai.

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Certainly. Search results for flights to Chennai from Seattle shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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