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Cheap flights from Seattle to Chennai from ₹ 46,085

SEA — MAA
7 Oct — 14 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

Thu 22/1022:15 -
2 stops33h 25m
Mon 9/1121:50 -
2 stops29h 20m
Deal found 7/9₹ 100,008
Thu 5/1108:54 -
3 stops35h 56m
Thu 19/1115:45 -
2 stops43h 45m
Deal found 4/9₹ 100,197
Sun 15/1118:55 -
2 stops46h 15m
Thu 10/1207:20 -
2 stops47h 00m
Deal found 2/9₹ 100,480
Wed 9/923:42 -
2 stops38h 58m
Wed 30/904:05 -
2 stops31h 02m
Deal found 4/9₹ 100,669
Sat 24/1022:15 -
2 stops45h 20m
Sat 7/1109:55 -
2 stops41h 15m
Deal found 2/9₹ 100,952
Mon 5/1021:40 -
2 stops34h 00m
Mon 12/1010:15 -
2 stops47h 03m
Deal found 5/9₹ 101,235
Wed 9/923:42 -
2 stops50h 53m
Thu 24/915:40 -
2 stops41h 34m
Deal found 5/9₹ 101,424
Fri 11/923:42 -
2 stops31h 58m
Sat 19/904:05 -
2 stops31h 02m
Deal found 3/9₹ 101,896
Thu 10/923:42 -
2 stops38h 58m
Mon 21/904:05 -
2 stops32h 36m
Deal found 3/9₹ 102,085
Mon 21/923:42 -
2 stops44h 13m
Thu 8/1015:40 -
2 stops43h 32m
Deal found 5/9₹ 102,180
Sat 3/1023:42 -
2 stops44h 13m
Sun 18/1010:15 -
2 stops48h 57m
Deal found 2/9₹ 102,652
Tue 8/913:15 -
2 stops32h 20m
Wed 30/922:00 -
2 stops25h 05m
Deal found 2/9₹ 102,746

Find flight deals from Seattle to Chennai

Round-trip from

₹ 99,913

One-way from

₹ 46,085

Popular in

December

Cheapest in

April

Average price

₹ 128,338
31/1-14/2
  • 31/1-14/2
  • 3 total stops
  • 65h 36m total
  • Seattle to Chennai
Search Deals
20/9-31/12
  • 20/9-31/12
  • 3 total stops
  • 34h 40m total
  • Seattle to Chennai
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (₹ 952,622 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (₹ 345,022 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2026
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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 3/10

09:28-16:10

2 stops42h 12m

Chennai

Wed 31/12

00:00-10:30

Nonstop0h 00m

₹ 55,906

SeattleChennai

SEA Seattle/Tacoma Intl - MAA Chennai

SEAMAA

Seattle/Tacoma Intl

Thu 22/10

16:30-23:05

2 stops42h 05m

Chennai

Wed 31/12

00:00-10:30

Nonstop0h 00m

₹ 62,422

SeattleChennai

SEA Seattle/Tacoma Intl - MAA Chennai

SEAMAA

Seattle/Tacoma Intl

Tue 20/10

17:45-08:15

2 stops50h 00m

Chennai

Wed 31/12

00:00-10:30

Nonstop0h 00m

₹ 64,405

SeattleChennai

SEA Seattle/Tacoma Intl - MAA Chennai

SEAMAA

Seattle/Tacoma Intl

Sun 18/10

13:45-11:45

2 stops33h 30m

Chennai

Wed 31/12

00:00-10:30

Nonstop0h 00m

₹ 64,405

SeattleChennai

SEA Seattle/Tacoma Intl - MAA Chennai

SEAMAA

Seattle/Tacoma Intl

Sun 29/11

14:35-08:15

2 stops28h 10m

Chennai

Wed 31/12

00:00-10:30

Nonstop0h 00m

₹ 64,405

SeattleChennai

SEA Seattle/Tacoma Intl - MAA Chennai

SEAMAA

Seattle/Tacoma Intl

Sun 11/10

13:45-06:05

2 stops27h 50m

Chennai

Wed 31/12

00:00-10:30

Nonstop0h 00m

₹ 64,405

SeattleChennai

SEA Seattle/Tacoma Intl - MAA Chennai

SEAMAA

Seattle/Tacoma Intl

Wed 30/12

14:35-08:15

2 stops28h 10m

Chennai

Wed 31/12

00:00-10:30

Nonstop0h 00m

₹ 64,783
Fastest return journey

SeattleChennai

SEA Seattle/Tacoma Intl - MAA Chennai

SEAMAA

Seattle/Tacoma Intl

Mon 14/9

16:25-02:40

1 stop21h 45m

Chennai

Wed 31/12

00:00-10:30

Nonstop0h 00m

₹ 64,972

SeattleChennai

SEA Seattle/Tacoma Intl - MAA Chennai

SEAMAA

Seattle/Tacoma Intl

Thu 26/11

08:30-08:55

3 stops34h 55m

Chennai

Wed 31/12

00:00-10:30

Nonstop0h 00m

₹ 67,994

SeattleChennai

SEA Seattle/Tacoma Intl - MAA Chennai

SEAMAA

Seattle/Tacoma Intl

Tue 20/10

19:15-10:20

2 stops26h 35m

Chennai

Wed 31/12

00:00-10:30

Nonstop0h 00m

₹ 68,655

Flights are sorted by cheapest return flights first.

Deals found on 2/9

Showing 1-10 of 21 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 ₹ 101,708). Flying from Seattle to Chennai in December is currently the most expensive (average of ₹ 166,585). 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 ₹ 107,846 and ₹ 134,760 in January.
The cheapest return price found within the last 5 days was ₹ 99,913 on Multiple Airlines (31 Jan–14 Feb).

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
1,473 reviews
Check prices

Entertainment

7.7

Overall

7.6

Food

7.3

Boarding

7.9

Comfort

7.5

Crew

8.1

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
1,473 reviews
Cathay Pacific
7.6
Good
1,473 reviews
Check prices

Entertainment

7.7

Overall

7.6

Food

7.3

Boarding

7.9

Comfort

7.5

Crew

8.1

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 ₹ 96,079 on this airline. You may be able to fly from Seattle to Chennai for 24% 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 ₹ 101,708). Flying from Seattle to Chennai in December is currently the most expensive (average of ₹ 166,585). 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₹ 96,079Average₹ 134,591FlexibilityNo 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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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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