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Cheap flights from Seattle to Chennai from ₹ 44,857

SEA — MAA
1 Oct — 8 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 8/912:05 -
3 stops33h 45m
Wed 30/921:40 -
2 stops26h 12m
Deal found 27/8₹ 94,380
Mon 14/923:15 -
2 stops28h 25m
Tue 29/914:00 -
3 stops46h 12m
Deal found 29/8₹ 94,570
Sun 27/923:15 -
2 stops37h 20m
Mon 12/1021:40 -
2 stops26h 45m
Deal found 27/8₹ 95,237
Sun 4/1023:18 -
2 stops28h 22m
Wed 14/1020:10 -
2 stops28h 15m
Deal found 31/8₹ 95,713
Sun 27/923:15 -
2 stops28h 25m
Sun 11/1016:20 -
2 stops44h 00m
Deal found 27/8₹ 96,284
Wed 16/923:15 -
2 stops32h 40m
Tue 22/914:00 -
2 stops38h 41m
Deal found 30/8₹ 97,046
Thu 3/915:43 -
3 stops32h 32m
Thu 17/916:20 -
3 stops39h 25m
Deal found 31/8₹ 97,713
Thu 10/923:42 -
2 stops38h 38m
Sun 20/921:55 -
2 stops37h 12m
Deal found 30/8₹ 97,903

Find flight deals from Seattle to Chennai

Round-trip from

₹ 94,380

One-way from

₹ 44,857

Popular in

December

Cheapest in

April

Average price

₹ 129,617
23/9-6/10
  • 23/9-6/10
  • 4 total stops
  • 59h 25m total
  • Seattle to Chennai
Search Deals
Singapore Airlines
  • Singapore Airlines
  • 20/1
  • 1 total stop
  • 34h 35m total
  • Seattle to Chennai
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (₹ 996,191 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (₹ 356,457 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 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

Fri 18/9

23:42-20:10

2 stops31h 58m

Chennai

Fri 25/9

10:15-20:44

2 stops46h 59m

₹ 103,046

SeattleChennai

SEA Seattle/Tacoma Intl - MAA Chennai

SEAMAA

Seattle/Tacoma Intl

Wed 14/10

23:55-08:25

2 stops44h 00m

Chennai

Wed 21/10

21:55-22:42

2 stops37h 17m

₹ 103,808

SeattleChennai

SEA Seattle/Tacoma Intl - MAA Chennai

SEAMAA

Seattle/Tacoma Intl

Wed 4/11

18:33-08:55

3 stops48h 52m

Chennai

Sun 15/11

11:00-16:25

2 stops42h 55m

₹ 109,998

SeattleChennai

SEA Seattle/Tacoma Intl - MAA Chennai

SEAMAA

Seattle/Tacoma Intl

Tue 10/11

00:10-22:50

2 stops33h 10m

Chennai

Mon 30/11

20:00-18:10

2 stops59h 40m

₹ 114,665

SeattleChennai

SEA Seattle/Tacoma Intl - MAA Chennai

SEAMAA

Seattle/Tacoma Intl

Sun 8/11

06:14-02:35

2 stops30h 51m

Chennai

Mon 30/11

21:50-20:21

2 stops36h 01m

₹ 115,046

SeattleChennai

SEA Seattle/Tacoma Intl - MAA Chennai

SEAMAA

Seattle/Tacoma Intl

Sat 21/11

23:36-02:35

2 stops37h 29m

Chennai

Wed 23/12

03:55-21:38

2 stops31h 13m

₹ 117,141
Fastest return journey

SeattleChennai

SEA Seattle/Tacoma Intl - MAA Chennai

SEAMAA

Seattle/Tacoma Intl

Thu 19/11

23:36-19:50

2 stops30h 44m

Chennai

Wed 23/12

03:55-21:38

2 stops31h 13m

₹ 117,141

SeattleChennai

SEA Seattle/Tacoma Intl - MAA Chennai

SEAMAA

Seattle/Tacoma Intl

Sat 7/11

23:34-02:35

2 stops37h 31m

Chennai

Sun 29/11

09:55-14:25

2 stops42h 00m

₹ 127,332
Cheapest one-way

SeattleChennai

SEA Seattle/Tacoma Intl - MAA Chennai

SEAMAA

Seattle/Tacoma Intl

Wed 20/1

08:40-08:45

1 stop34h 35m

₹ 44,857

SeattleChennai

SEA Seattle/Tacoma Intl - MAA Chennai

SEAMAA

Seattle/Tacoma Intl

Sun 27/9

21:25-08:40

3 stops46h 45m

₹ 49,333

Flights are sorted by cheapest return flights first.

Deals found on 27/8

Showing 1-10 of 19 resultsSorted by cheapest first
1
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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 ₹ 102,570). Flying from Seattle to Chennai in December is currently the most expensive (average of ₹ 168,283). 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 ₹ 108,379 and ₹ 137,236 in September.
The cheapest return price found within the last 5 days was ₹ 94,380 on Multiple Airlines (23 Sept–6 Oct).

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
1,466 reviews
Check prices

Crew

8.1

Food

7.3

Entertainment

7.7

Boarding

7.9

Overall

7.6

Comfort

7.5

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
1,466 reviews
Cathay Pacific
7.6
Good
1,466 reviews
Check prices

Crew

8.1

Food

7.3

Entertainment

7.7

Boarding

7.9

Overall

7.6

Comfort

7.5

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

  • How long is the flight from Seattle to Chennai?

    Airlines like Etihad Airways fly from Seattle to Chennai in about 31h 58m. The time it takes to get you to your destination can typically vary by up to . Airlines will cover a distance of 12925 km.

  • 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 ₹ 96,894 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 ₹ 102,570). Flying from Seattle to Chennai in December is currently the most expensive (average of ₹ 168,283). 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₹ 96,894Average₹ 135,732FlexibilityNo 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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