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Cheap flights from Seattle to Chennai from ₹ 42,296

SEA — MAA
12 Nov — 19 Nov1
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

Mon 16/1118:45 -
2 stops46h 10m
Mon 23/1107:10 -
2 stops47h 20m
Deal found 13/10₹ 110,621
Sat 17/1023:55 -
2 stops31h 45m
Wed 28/1021:50 -
2 stops29h 20m
Deal found 10/10₹ 111,195
Fri 6/1123:10 -
2 stops31h 30m
Fri 20/1109:25 -
3 stops48h 00m
Deal found 13/10₹ 111,961
Thu 5/1118:45 -
2 stops46h 10m
Fri 20/1115:00 -
2 stops39h 30m
Deal found 12/10₹ 112,057
Sun 8/1123:10 -
2 stops31h 30m
Fri 13/1106:55 -
2 stops26h 29m
Deal found 13/10₹ 112,344
Tue 29/1218:45 -
2 stops46h 10m
Tue 26/107:10 -
2 stops47h 10m
Deal found 12/10₹ 112,631
Fri 6/1118:45 -
2 stops54h 05m
Fri 13/1115:00 -
2 stops39h 30m
Deal found 11/10₹ 112,822
Fri 6/1118:45 -
2 stops30h 05m
Sun 22/1115:00 -
2 stops39h 30m
Deal found 12/10₹ 112,918
Sun 18/1022:10 -
2 stops45h 45m
Wed 28/1021:50 -
2 stops29h 20m
Deal found 10/10₹ 113,301
Thu 5/1114:35 -
2 stops40h 05m
Sun 22/1109:25 -
3 stops48h 00m
Deal found 11/10₹ 113,396
Thu 22/1023:18 -
2 stops34h 47m
Tue 3/1106:55 -
2 stops26h 29m
Deal found 11/10₹ 113,683

Find flight deals from Seattle to Chennai

Round-trip from

₹ 110,621

One-way from

₹ 42,296

Popular in

December

Cheapest in

April

Average price

₹ 128,420
16/11-23/11
  • 16/11-23/11
  • 4 total stops
  • 93h 30m total
  • Seattle to Chennai
Search Deals
Singapore Airlines
  • Singapore Airlines
  • 20/1-31/12
  • 1 total stop
  • 34h 35m total
  • Seattle to Chennai
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (₹ 904,965 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (₹ 337,322 potential savings vs. average return price).
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Average for round-trip flights in October 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

Fri 13/11

14:30-23:30

2 stops43h 30m

Chennai

Wed 31/12

00:00-10:30

Nonstop0h 00m

₹ 66,602

SeattleChennai

SEA Seattle/Tacoma Intl - MAA Chennai

SEAMAA

Seattle/Tacoma Intl

Mon 7/12

15:40-15:35

2 stops34h 25m

Chennai

Wed 31/12

00:00-10:30

Nonstop0h 00m

₹ 75,598

SeattleChennai

SEA Seattle/Tacoma Intl - MAA Chennai

SEAMAA

Seattle/Tacoma Intl

Sun 6/12

19:05-10:35

2 stops26h 00m

Chennai

Wed 31/12

00:00-10:30

Nonstop0h 00m

₹ 76,650

SeattleChennai

SEA Seattle/Tacoma Intl - MAA Chennai

SEAMAA

Seattle/Tacoma Intl

Sun 6/12

08:40-07:20

1 stop33h 10m

Chennai

Wed 31/12

00:00-10:30

Nonstop0h 00m

₹ 87,942

SeattleChennai

SEA Seattle/Tacoma Intl - MAA Chennai

SEAMAA

Seattle/Tacoma Intl

Wed 25/11

10:25-00:35

1 stop24h 40m

Chennai

Wed 31/12

00:00-10:30

Nonstop0h 00m

₹ 97,894
Fastest return journey

SeattleChennai

SEA Seattle/Tacoma Intl - MAA Chennai

SEAMAA

Seattle/Tacoma Intl

Sat 5/12

15:50-02:15

1 stop20h 55m

Chennai

Wed 31/12

00:00-10:30

Nonstop0h 00m

₹ 107,176

SeattleChennai

SEA Seattle/Tacoma Intl - MAA Chennai

SEAMAA

Seattle/Tacoma Intl

Sun 20/12

00:10-21:25

2 stops31h 45m

Chennai

Wed 31/12

00:00-10:30

Nonstop0h 00m

₹ 112,057

SeattleChennai

SEA Seattle/Tacoma Intl - MAA Chennai

SEAMAA

Seattle/Tacoma Intl

Mon 21/12

15:50-06:25

2 stops49h 05m

Chennai

Wed 31/12

00:00-10:30

Nonstop0h 00m

₹ 119,616

SeattleChennai

SEA Seattle/Tacoma Intl - MAA Chennai

SEAMAA

Seattle/Tacoma Intl

Wed 4/11

14:35-10:00

2 stops29h 55m

Chennai

Mon 23/11

17:15-11:47

2 stops32h 02m

₹ 120,190

SeattleChennai

SEA Seattle/Tacoma Intl - MAA Chennai

SEAMAA

Seattle/Tacoma Intl

Thu 29/10

17:05-08:15

2 stops26h 40m

Chennai

Fri 13/11

20:45-11:47

2 stops28h 32m

₹ 131,769

Flights are sorted by cheapest return flights first.

Deals found on 9/10

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 ₹ 102,966). Flying from Seattle to Chennai in December is currently the most expensive (average of ₹ 168,037). 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 ₹ 114,736 and ₹ 135,693 in November.
The cheapest return price found within the last 5 days was ₹ 110,621 on Multiple Airlines (16 Nov–23 Nov).

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
1,513 reviews
Check prices

Crew

8.1

Boarding

7.9

Food

7.3

Overall

7.6

Entertainment

7.8

Comfort

7.6

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
1,513 reviews
Cathay Pacific
7.6
Good
1,513 reviews
Check prices

Crew

8.1

Boarding

7.9

Food

7.3

Overall

7.6

Entertainment

7.8

Comfort

7.6

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 Qatar Airways fly from Seattle to Chennai in about 21h 10m. 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 ₹ 97,358 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 ₹ 102,966). Flying from Seattle to Chennai in December is currently the most expensive (average of ₹ 168,037). 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₹ 97,358Average₹ 136,383FlexibilityNo 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.

Why should you use Cheapflights to find cheap flight tickets from Seattle to Chennai?

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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Not ready to book yet? You can track prices for flights from Seattle to Chennai on Cheapflights with our Price Alert feature and get notified when better prices are available.

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