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Cheap flights from Seattle to Chennai from ₹ 50,826

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 16/9. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — MAA
29 Jul — 5 Aug1
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
Explore the most affordable flight options available from Seattle to Chennai. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 June 2026.

Tue 4/812:25
SEA
-
MAA
1 stop22h 40m
Cathay Pacific
Sat 29/800:50
MAA
-
SEA
2 stops44h 48m
Cathay Pacific
Deal found 29/6₹ 137,606
Tue 4/816:25
SEA
-
MAA
1 stop21h 55m
Multiple Airlines
Sun 30/808:05
MAA
-
SEA
3 stops41h 16m
Multiple Airlines
Deal found 29/6₹ 137,795
Tue 15/910:15
SEA
-
MAA
1 stop23h 15m
Singapore Airlines
Thu 29/1023:25
MAA
-
SEA
1 stop21h 15m
Singapore Airlines
Deal found 26/6₹ 139,677
Fri 31/720:42
SEA
-
MAA
2 stops38h 23m
Cathay Pacific
Fri 21/800:50
MAA
-
SEA
2 stops43h 48m
Cathay Pacific
Deal found 28/6₹ 139,771
Mon 20/712:25
SEA
-
MAA
1 stop22h 40m
Cathay Pacific
Tue 18/800:50
MAA
-
SEA
2 stops43h 48m
Cathay Pacific
Deal found 28/6₹ 139,959
Fri 7/816:25
SEA
-
MAA
1 stop21h 45m
Qatar Airways
Wed 2/904:20
MAA
-
SEA
1 stop20h 55m
Qatar Airways
Deal found 27/6₹ 140,054
Fri 7/820:42
SEA
-
MAA
3 stops39h 33m
Multiple Airlines
Fri 4/906:30
MAA
-
SEA
2 stops25h 40m
Multiple Airlines
Deal found 28/6₹ 140,148
Fri 13/1115:50
SEA
-
MAA
1 stop21h 00m
Qatar Airways
Mon 7/1204:05
MAA
-
SEA
1 stop21h 05m
Qatar Airways
Deal found 25/6₹ 140,336
Wed 22/720:42
SEA
-
MAA
3 stops39h 33m
Multiple Airlines
Wed 26/816:20
MAA
-
SEA
3 stops31h 32m
Multiple Airlines
Deal found 27/6₹ 140,430
Mon 28/911:45
SEA
-
MAA
1 stop23h 20m
Cathay Pacific
Fri 5/302:00
MAA
-
SEA
2 stops26h 29m
Cathay Pacific
Deal found 25/6₹ 140,524
Wed 22/712:25
SEA
-
MAA
1 stop22h 40m
Cathay Pacific
Tue 25/800:50
MAA
-
SEA
2 stops43h 48m
Cathay Pacific
Deal found 27/6₹ 140,712
Sat 26/916:25
SEA
-
MAA
1 stop21h 45m
Qatar Airways
Thu 4/303:25
MAA
-
SEA
1 stop21h 45m
Qatar Airways
Deal found 27/6₹ 140,806

Find flight deals from Seattle to Chennai

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Chennai (MAA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 29 June 2026.

Round-trip from

₹ 139,677

One-way from

₹ 50,826

Popular in

December

Cheapest in

March

Average price

₹ 125,747
Singapore Airlines
  • Singapore Airlines
  • 15/9-29/10
  • 2 total stops
  • 44h 30m total
  • Seattle to Chennai
Search Deals
16/9
  • 16/9
  • 2 total stops
  • 45h 30m total
  • Seattle to Chennai
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (₹ 1,551,000 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (₹ 516,955 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Seattle to Chennai that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 454,620 searches. Data last updated 29 June 2026.
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 - MAA

SEAMAA

Seattle/Tacoma Intl

Sat 26/9

11:45-23:35

1 stop23h 20m

Chennai

Sat 6/3

02:00-06:12

2 stops41h 42m

₹ 143,160

SeattleChennai

SEA - MAA

SEAMAA

Seattle/Tacoma Intl

Sun 13/9

16:25-02:50

1 stop21h 55m

Chennai

Fri 30/10

04:05-12:40

1 stop21h 05m

₹ 143,160

SeattleChennai

SEA - MAA

SEAMAA

Seattle/Tacoma Intl

Sun 13/9

16:25-02:40

1 stop21h 45m

Chennai

Wed 28/10

04:05-12:40

1 stop21h 05m

₹ 143,160

SeattleChennai

SEA - MAA

SEAMAA

Seattle/Tacoma Intl

Mon 10/8

16:25-02:40

1 stop21h 45m

Chennai

Sun 20/9

04:05-12:45

1 stop21h 10m

₹ 146,924

SeattleChennai

SEA - MAA

SEAMAA

Seattle/Tacoma Intl

Sat 12/9

12:25-23:35

1 stop22h 40m

Chennai

Fri 30/10

02:00-19:46

2 stops54h 16m

₹ 147,866

SeattleChennai

SEA - MAA

SEAMAA

Seattle/Tacoma Intl

Sat 12/9

12:25-23:35

1 stop22h 40m

Chennai

Thu 29/10

02:00-18:31

2 stops53h 01m

₹ 147,866
Fastest return journey

SeattleChennai

SEA - MAA

SEAMAA

Seattle/Tacoma Intl

Thu 6/8

16:25-02:40

1 stop21h 45m

Chennai

Fri 4/9

04:20-12:45

1 stop20h 55m

₹ 147,866

SeattleChennai

SEA - MAA

SEAMAA

Seattle/Tacoma Intl

Fri 25/9

16:25-02:50

1 stop21h 55m

Chennai

Fri 5/3

04:05-11:40

1 stop21h 05m

₹ 150,689

SeattleChennai

SEA - MAA

SEAMAA

Seattle/Tacoma Intl

Wed 29/7

16:25-02:40

1 stop21h 45m

Chennai

Tue 25/8

04:20-17:19

2 stops49h 29m

₹ 161,607

SeattleChennai

SEA - MAA

SEAMAA

Seattle/Tacoma Intl

Wed 29/7

16:25-02:50

1 stop21h 55m

Chennai

Thu 27/8

04:20-12:45

1 stop20h 55m

₹ 174,032

Flights are sorted by cheapest return flights first.

Deals found on 24/6

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

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 81 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, March is the cheapest month in which you can book a flight from Seattle to Chennai (average of ₹ 101,087). Flying from Seattle to Chennai in December is currently the most expensive (average of ₹ 186,079). 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?

Reviews of airlines servicing Chennai

Get insights into the airlines that provide service to Chennai. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Chennai. Reviews last updated 29 June 2026.
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
1,398 reviews
Check prices

Entertainment

7.8

Overall

7.6

Food

7.3

Boarding

7.9

Comfort

7.6

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
1,398 reviews
Cathay Pacific
7.6
Good
1,398 reviews
Check prices

Entertainment

7.8

Overall

7.6

Food

7.3

Boarding

7.9

Comfort

7.6

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

Find useful and relevant information for your journey from Seattle to Chennai. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Seattle to Chennai?

    Airlines like Cathay Pacific and Qatar Airways fly from Seattle to Chennai in about 21h 55m. The time it takes to get you to your destination can typically vary by up to 1h 25m. 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 ₹ 95,760 on this airline. You may be able to fly from Seattle to Chennai for 23% 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, March is the cheapest month in which you can book a flight from Seattle to Chennai (average of ₹ 101,087). Flying from Seattle to Chennai in December is currently the most expensive (average of ₹ 186,079). 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

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Top airline flying from Seattle to Chennai

Discover the top airline that operate flights from Seattle to Chennai. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 454,620 searches. Data last updated 29 June 2026.
AirlineCheapestAverageFlexibilityOn-time
Cathay PacificCheapest₹ 95,760Average₹ 121,370FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Seattle to Chennai?

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.

Can Cheapflights notify me if prices for flights from Seattle to Chennai become cheaper?

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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