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Cheap flights from Seattle to Chennai from ₹ 44,954

SEA — MAA
23 Oct — 30 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

Sun 25/1006:39 -
3 stops39h 11m
Tue 10/1122:15 -
2 stops28h 11m
Deal found 20/9₹ 110,567
Wed 14/1022:15 -
2 stops29h 25m
Tue 27/1021:05 -
2 stops31h 45m
Deal found 18/9₹ 110,759
Fri 23/1006:39 -
3 stops29h 36m
Tue 10/1122:15 -
2 stops28h 11m
Deal found 20/9₹ 110,854
Fri 23/1023:18 -
2 stops32h 22m
Sat 7/1123:25 -
1 stop21h 10m
Deal found 18/9₹ 110,950
Tue 20/1014:02 -
2 stops37h 38m
Sat 7/1123:25 -
1 stop21h 10m
Deal found 18/9₹ 111,046
Mon 19/1023:18 -
2 stops28h 22m
Sun 25/1022:15 -
2 stops27h 31m
Deal found 21/9₹ 111,237
Tue 20/1022:40 -
2 stops29h 00m
Thu 5/1110:00 -
1 stop34h 35m
Deal found 18/9₹ 112,002
Thu 15/1022:15 -
2 stops29h 25m
Sun 25/1021:05 -
2 stops39h 15m
Deal found 19/9₹ 112,193
Sat 24/1013:55 -
3 stops31h 55m
Tue 10/1122:15 -
2 stops28h 11m
Deal found 18/9₹ 112,289
Mon 28/915:45 -
3 stops44h 25m
Tue 6/1021:40 -
2 stops26h 45m
Deal found 18/9₹ 112,576
Thu 5/1111:43 -
2 stops33h 07m
Tue 24/1122:15 -
2 stops27h 10m
Deal found 21/9₹ 112,767
Sat 10/1022:10 -
2 stops33h 30m
Fri 20/1109:55 -
2 stops41h 15m
Deal found 19/9₹ 112,958

Find flight deals from Seattle to Chennai

Round-trip from

₹ 110,567

One-way from

₹ 44,954

Popular in

December

Cheapest in

April

Average price

₹ 130,079
25/10-10/11
  • 25/10-10/11
  • 5 total stops
  • 67h 22m total
  • Seattle to Chennai
Search Deals
19/10-31/12
  • 19/10-31/12
  • 2 total stops
  • 37h 17m total
  • Seattle to Chennai
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (₹ 914,674 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (₹ 343,077 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

Wed 30/12

14:35-08:15

2 stops28h 10m

Chennai

Wed 31/12

00:00-10:30

Nonstop0h 00m

₹ 65,135

SeattleChennai

SEA Seattle/Tacoma Intl - MAA Chennai

SEAMAA

Seattle/Tacoma Intl

Tue 29/9

16:25-02:40

1 stop21h 45m

Chennai

Wed 31/12

00:00-10:30

Nonstop0h 00m

₹ 71,065

SeattleChennai

SEA Seattle/Tacoma Intl - MAA Chennai

SEAMAA

Seattle/Tacoma Intl

Sat 31/10

20:05-10:35

2 stops26h 00m

Chennai

Wed 31/12

00:00-10:30

Nonstop0h 00m

₹ 72,309

SeattleChennai

SEA Seattle/Tacoma Intl - MAA Chennai

SEAMAA

Seattle/Tacoma Intl

Wed 30/9

16:25-02:50

1 stop21h 55m

Chennai

Wed 31/12

00:00-10:30

Nonstop0h 00m

₹ 79,195

SeattleChennai

SEA Seattle/Tacoma Intl - MAA Chennai

SEAMAA

Seattle/Tacoma Intl

Wed 23/12

18:45-06:40

2 stops46h 25m

Chennai

Wed 31/12

00:00-10:30

Nonstop0h 00m

₹ 92,108

SeattleChennai

SEA Seattle/Tacoma Intl - MAA Chennai

SEAMAA

Seattle/Tacoma Intl

Thu 22/10

16:25-02:50

1 stop21h 55m

Chennai

Wed 31/12

00:00-10:30

Nonstop0h 00m

₹ 96,029
Fastest return journey

SeattleChennai

SEA Seattle/Tacoma Intl - MAA Chennai

SEAMAA

Seattle/Tacoma Intl

Mon 28/12

15:50-02:15

1 stop20h 55m

Chennai

Wed 31/12

00:00-10:30

Nonstop0h 00m

₹ 96,029

SeattleChennai

SEA Seattle/Tacoma Intl - MAA Chennai

SEAMAA

Seattle/Tacoma Intl

Thu 29/10

16:50-02:15

1 stop20h 55m

Chennai

Wed 31/12

00:00-10:30

Nonstop0h 00m

₹ 96,029

SeattleChennai

SEA Seattle/Tacoma Intl - MAA Chennai

SEAMAA

Seattle/Tacoma Intl

Mon 2/11

15:50-02:15

1 stop20h 55m

Chennai

Wed 31/12

00:00-10:30

Nonstop0h 00m

₹ 96,029

SeattleChennai

SEA Seattle/Tacoma Intl - MAA Chennai

SEAMAA

Seattle/Tacoma Intl

Wed 23/12

15:50-02:15

1 stop20h 55m

Chennai

Wed 31/12

00:00-10:30

Nonstop0h 00m

₹ 116,115

Flights are sorted by cheapest return flights first.

Deals found on 20/9

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 ₹ 102,629). Flying from Seattle to Chennai in December is currently the most expensive (average of ₹ 168,051). 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 ₹ 108,846 and ₹ 135,196 in October.
The cheapest return price found within the last 5 days was ₹ 110,567 on Multiple Airlines (25 Oct–10 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
1,492 reviews
Check prices

Comfort

7.6

Crew

8.1

Food

7.3

Entertainment

7.8

Boarding

7.9

Overall

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
1,492 reviews
Cathay Pacific
7.6
Good
1,492 reviews
Check prices

Comfort

7.6

Crew

8.1

Food

7.3

Entertainment

7.8

Boarding

7.9

Overall

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 Oman Air, Turkish Airlines, and Qatar Airways fly from Seattle to Chennai in about 20h 55m. The time it takes to get you to your destination can typically vary by up to 10h 20m. 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 ₹ 97,311 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 ₹ 102,629). Flying from Seattle to Chennai in December is currently the most expensive (average of ₹ 168,051). 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₹ 97,311Average₹ 136,316FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights

Fly with Cheapflights

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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.

Can Cheapflights find flights from Seattle to Chennai with no change fees?

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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