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Cheap flights from Seattle to Chennai from ₹ 43,582

SEA — MAA
28 Oct — 4 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 28/1218:55 -
2 stops29h 55m
Sun 24/107:20 -
2 stops41h 50m
Deal found 24/9₹ 112,740
Fri 16/1023:18 -
2 stops28h 22m
Tue 3/1109:50 -
1 stop34h 45m
Deal found 23/9₹ 112,835
Wed 30/923:15 -
2 stops28h 25m
Sun 4/1006:45 -
2 stops26h 40m
Deal found 24/9₹ 112,931
Thu 15/1006:39 -
3 stops29h 36m
Sat 31/1015:45 -
2 stops36h 29m
Deal found 23/9₹ 113,123
Thu 1/1017:44 -
3 stops42h 31m
Fri 16/1021:40 -
2 stops26h 45m
Deal found 25/9₹ 113,506
Mon 12/1019:15 -
2 stops26h 35m
Tue 27/1023:15 -
2 stops31h 25m
Deal found 26/9₹ 113,602
Wed 30/923:15 -
2 stops28h 25m
Mon 5/1022:30 -
2 stops30h 35m
Deal found 24/9₹ 113,889
Sun 4/1023:42 -
2 stops31h 58m
Sat 17/1004:05 -
2 stops31h 07m
Deal found 27/9₹ 114,081
Sun 25/1023:18 -
2 stops32h 22m
Sat 7/1123:25 -
1 stop21h 10m
Deal found 27/9₹ 114,176
Mon 28/923:57 -
2 stops38h 43m
Mon 12/1010:15 -
2 stops50h 51m
Deal found 26/9₹ 114,272
Mon 28/921:25 -
3 stops38h 45m
Thu 15/1021:40 -
2 stops26h 45m
Deal found 27/9₹ 114,560
Wed 30/923:57 -
2 stops32h 23m
Thu 15/1015:40 -
2 stops43h 32m
Deal found 25/9₹ 114,655

Find flight deals from Seattle to Chennai

Round-trip from

₹ 112,740

One-way from

₹ 43,582

Popular in

December

Cheapest in

April

Average price

₹ 129,694
Oman Air
  • Oman Air
  • 28/12-24/1
  • 4 total stops
  • 71h 45m total
  • Seattle to Chennai
Search Deals
5/1-31/12
  • 5/1-31/12
  • 2 total stops
  • 35h 20m total
  • Seattle to Chennai
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (₹ 926,586 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (₹ 345,447 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

Sun 29/11

08:40-22:55

2 stops48h 45m

Chennai

Wed 31/12

00:00-10:30

Nonstop0h 00m

₹ 53,257

SeattleChennai

SEA Seattle/Tacoma Intl - MAA Chennai

SEAMAA

Seattle/Tacoma Intl

Thu 29/10

06:39-00:35

2 stops29h 26m

Chennai

Wed 31/12

00:00-10:30

Nonstop0h 00m

₹ 65,230

SeattleChennai

SEA Seattle/Tacoma Intl - MAA Chennai

SEAMAA

Seattle/Tacoma Intl

Fri 4/12

18:45-14:20

2 stops54h 05m

Chennai

Wed 31/12

00:00-10:30

Nonstop0h 00m

₹ 70,594

SeattleChennai

SEA Seattle/Tacoma Intl - MAA Chennai

SEAMAA

Seattle/Tacoma Intl

Thu 3/12

15:40-12:25

2 stops31h 15m

Chennai

Wed 31/12

00:00-10:30

Nonstop0h 00m

₹ 72,318

SeattleChennai

SEA Seattle/Tacoma Intl - MAA Chennai

SEAMAA

Seattle/Tacoma Intl

Fri 11/12

19:05-10:35

2 stops26h 00m

Chennai

Wed 31/12

00:00-10:30

Nonstop0h 00m

₹ 81,992

SeattleChennai

SEA Seattle/Tacoma Intl - MAA Chennai

SEAMAA

Seattle/Tacoma Intl

Sat 24/10

14:10-00:05

1 stop21h 25m

Chennai

Wed 31/12

00:00-10:30

Nonstop0h 00m

₹ 90,230

SeattleChennai

SEA Seattle/Tacoma Intl - MAA Chennai

SEAMAA

Seattle/Tacoma Intl

Mon 5/10

16:25-02:40

1 stop21h 45m

Chennai

Wed 31/12

00:00-10:30

Nonstop0h 00m

₹ 96,169

SeattleChennai

SEA Seattle/Tacoma Intl - MAA Chennai

SEAMAA

Seattle/Tacoma Intl

Wed 7/10

16:25-02:40

1 stop21h 45m

Chennai

Wed 31/12

00:00-10:30

Nonstop0h 00m

₹ 96,169
Fastest return journey

SeattleChennai

SEA Seattle/Tacoma Intl - MAA Chennai

SEAMAA

Seattle/Tacoma Intl

Wed 4/11

15:50-02:15

1 stop20h 55m

Chennai

Wed 31/12

00:00-10:30

Nonstop0h 00m

₹ 96,169

SeattleChennai

SEA Seattle/Tacoma Intl - MAA Chennai

SEAMAA

Seattle/Tacoma Intl

Sun 4/10

16:25-02:50

1 stop21h 55m

Chennai

Wed 31/12

00:00-10:30

Nonstop0h 00m

₹ 96,169

Flights are sorted by cheapest return flights first.

Deals found on 25/9

Showing 1-10 of 22 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 ₹ 102,395). Flying from Seattle to Chennai in December is currently the most expensive (average of ₹ 168,583). 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 typical for this route at the moment.

Seattle to Chennai flights typically cost between ₹ 112,452 and ₹ 135,441 in December.
The cheapest return price found within the last 5 days was ₹ 112,740 on Multiple Airlines (28 Dec–24 Jan).

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
1,497 reviews
Check prices

Overall

7.6

Food

7.3

Boarding

7.9

Crew

8.1

Comfort

7.6

Entertainment

7.8

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
1,497 reviews
Cathay Pacific
7.6
Good
1,497 reviews
Check prices

Overall

7.6

Food

7.3

Boarding

7.9

Crew

8.1

Comfort

7.6

Entertainment

7.8

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 Oman Air, Turkish Airlines, and 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 7h 45m. Airlines will cover a distance of 12925 km. This flight may include one or multiple stops.

  • 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 ₹ 97,452 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 ₹ 102,395). Flying from Seattle to Chennai in December is currently the most expensive (average of ₹ 168,583). 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₹ 97,452Average₹ 136,515FlexibilityNo 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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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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