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Cheap flights from Seattle to Chennai from ₹ 41,470

SEA — MAA
6 Nov — 13 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

Wed 4/1123:10 -
2 stops44h 00m
Thu 26/1122:15 -
2 stops28h 11m
Deal found 4/10₹ 111,746
Sun 15/1118:45 -
2 stops46h 10m
Thu 10/1207:10 -
2 stops47h 20m
Deal found 6/10₹ 111,843
Wed 14/1017:59 -
3 stops42h 16m
Wed 21/1021:40 -
2 stops26h 45m
Deal found 3/10₹ 111,939
Sat 7/1108:00 -
2 stops46h 40m
Mon 16/1108:05 -
2 stops25h 19m
Deal found 7/10₹ 112,229
Tue 3/1123:10 -
2 stops31h 30m
Wed 18/1118:00 -
2 stops35h 55m
Deal found 3/10₹ 112,326
Wed 14/1006:39 -
3 stops39h 11m
Thu 22/1014:00 -
3 stops46h 20m
Deal found 6/10₹ 112,519
Thu 5/1121:30 -
3 stops32h 55m
Sat 28/1116:00 -
3 stops64h 15m
Deal found 3/10₹ 112,616
Sat 7/1108:00 -
2 stops50h 20m
Sat 21/1108:05 -
2 stops26h 46m
Deal found 5/10₹ 112,809
Thu 5/1123:10 -
2 stops35h 10m
Fri 20/1110:45 -
2 stops46h 40m
Deal found 5/10₹ 112,906
Sun 8/1114:35 -
2 stops43h 45m
Mon 16/1122:15 -
2 stops28h 12m
Deal found 7/10₹ 113,099
Tue 10/1118:45 -
2 stops46h 10m
Mon 30/1107:10 -
2 stops47h 20m
Deal found 4/10₹ 113,196
Wed 14/1022:15 -
2 stops29h 25m
Fri 30/1022:15 -
2 stops29h 06m
Deal found 3/10₹ 113,389

Find flight deals from Seattle to Chennai

Round-trip from

₹ 111,649

One-way from

₹ 41,470

Popular in

December

Cheapest in

April

Average price

₹ 129,146
Oman Air
  • Oman Air
  • 10/1-7/2
  • 4 total stops
  • 67h 05m total
  • Seattle to Chennai
Search Deals
9/1-31/12
  • 9/1-31/12
  • 2 total stops
  • 31h 40m total
  • Seattle to Chennai
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (₹ 919,557 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (₹ 346,962 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 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 18/10

01:15-07:25

3 stops41h 40m

Chennai

Wed 31/12

00:00-10:30

Nonstop0h 00m

₹ 60,610

SeattleChennai

SEA Seattle/Tacoma Intl - MAA Chennai

SEAMAA

Seattle/Tacoma Intl

Thu 29/10

01:10-09:05

3 stops43h 25m

Chennai

Wed 31/12

00:00-10:30

Nonstop0h 00m

₹ 68,150

SeattleChennai

SEA Seattle/Tacoma Intl - MAA Chennai

SEAMAA

Seattle/Tacoma Intl

Sun 3/1

19:05-12:15

2 stops27h 40m

Chennai

Wed 31/12

00:00-10:30

Nonstop0h 00m

₹ 73,176

SeattleChennai

SEA Seattle/Tacoma Intl - MAA Chennai

SEAMAA

Seattle/Tacoma Intl

Mon 19/10

16:25-02:40

1 stop21h 45m

Chennai

Wed 31/12

00:00-10:30

Nonstop0h 00m

₹ 90,286
Fastest return journey

SeattleChennai

SEA Seattle/Tacoma Intl - MAA Chennai

SEAMAA

Seattle/Tacoma Intl

Mon 30/11

15:50-02:30

1 stop21h 10m

Chennai

Wed 31/12

00:00-10:30

Nonstop0h 00m

₹ 97,053

SeattleChennai

SEA Seattle/Tacoma Intl - MAA Chennai

SEAMAA

Seattle/Tacoma Intl

Tue 10/11

10:25-00:35

1 stop24h 40m

Chennai

Wed 31/12

00:00-10:30

Nonstop0h 00m

₹ 98,889

SeattleChennai

SEA Seattle/Tacoma Intl - MAA Chennai

SEAMAA

Seattle/Tacoma Intl

Wed 4/11

10:25-00:35

1 stop24h 40m

Chennai

Wed 31/12

00:00-10:30

Nonstop0h 00m

₹ 98,889

SeattleChennai

SEA Seattle/Tacoma Intl - MAA Chennai

SEAMAA

Seattle/Tacoma Intl

Thu 5/11

10:25-00:35

1 stop24h 40m

Chennai

Wed 31/12

00:00-10:30

Nonstop0h 00m

₹ 98,889

SeattleChennai

SEA Seattle/Tacoma Intl - MAA Chennai

SEAMAA

Seattle/Tacoma Intl

Sun 13/12

09:00-15:05

3 stops40h 35m

Chennai

Wed 31/12

00:00-10:30

Nonstop0h 00m

₹ 102,853

SeattleChennai

SEA Seattle/Tacoma Intl - MAA Chennai

SEAMAA

Seattle/Tacoma Intl

Sun 31/1

08:40-22:10

1 stop24h 00m

Chennai

Wed 3/2

23:25-15:25

2 stops29h 30m

₹ 117,449

Flights are sorted by cheapest return flights first.

Deals found on 3/10

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 ₹ 103,626). Flying from Seattle to Chennai in December is currently the most expensive (average of ₹ 169,746). 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 ₹ 114,646 and ₹ 136,686 in January.
The cheapest return price found within the last 5 days was ₹ 111,649 on Oman Air (10 Jan–7 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
1,511 reviews
Check prices

Crew

8.1

Comfort

7.6

Overall

7.6

Boarding

7.9

Entertainment

7.8

Food

7.3

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
1,511 reviews
Cathay Pacific
7.6
Good
1,511 reviews
Check prices

Crew

8.1

Comfort

7.6

Overall

7.6

Boarding

7.9

Entertainment

7.8

Food

7.3

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 ₹ 98,348 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 ₹ 103,626). Flying from Seattle to Chennai in December is currently the most expensive (average of ₹ 169,746). 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₹ 98,348Average₹ 137,769FlexibilityNo 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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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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