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Cheap flights from Chennai to Seattle from £413

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 15/9. Fares are subject to change and may not be available on all flights or dates of travel.
MAA — SEA
9 Oct — 16 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Chennai to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Chennai (MAA) to Seattle (SEA). 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 9 September 2025.

Round-trip from

£670

One-way from

£413

Popular in

August

Cheapest in

November

Average price

£1,025
British Airways
  • British Airways
  • 11/2-23/3
  • 3 total stops
  • 63h 38m total
  • Chennai to Seattle
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KLM
  • KLM
  • 15/9
  • 2 total stops
  • 30h 05m total
  • Chennai to Seattle
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (£62 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£14 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2025
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Find flight deals from Chennai to Seattle

Cheapest flights from Chennai to Seattle
Explore the most affordable flight options available from Chennai to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 September 2025.

Mon 6/1022:30MAA - SEA
2 stops25h 50mMultiple Airlines
Wed 5/1114:05SEA - MAA
2 stops28h 45mMultiple Airlines
Deal found 8/9£729
Wed 29/1019:00MAA - SEA
2 stops30h 15mMultiple Airlines
Wed 5/1114:05SEA - MAA
2 stops28h 45mMultiple Airlines
Deal found 9/9£730
Mon 22/919:05MAA - SEA
2 stops29h 10mKLM
Thu 30/1016:00SEA - MAA
2 stops26h 05mKLM
Deal found 8/9£734
Mon 22/922:00MAA - SEA
2 stops31h 59mMultiple Airlines
Sun 9/1100:59SEA - MAA
2 stops36h 01mMultiple Airlines
Deal found 8/9£735
Mon 3/1121:40MAA - SEA
2 stops39h 08mMultiple Airlines
Thu 9/423:59SEA - MAA
2 stops31h 31mMultiple Airlines
Deal found 8/9£736
Wed 1/1022:00MAA - SEA
2 stops28h 29mMultiple Airlines
Sun 5/1006:05SEA - MAA
2 stops32h 05mMultiple Airlines
Deal found 8/9£736
Mon 27/1007:35MAA - SEA
1 stop22h 50mBritish Airways
Wed 4/313:34SEA - MAA
2 stops26h 31mBritish Airways
Deal found 6/9£763
Sun 28/922:00MAA - SEA
2 stops31h 59mMultiple Airlines
Fri 3/1006:05SEA - MAA
2 stops32h 05mMultiple Airlines
Deal found 7/9£764
Fri 10/1022:30MAA - SEA
2 stops25h 50mKLM
Tue 14/1017:40SEA - MAA
2 stops47h 55mKLM
Deal found 7/9£769
Fri 19/922:00MAA - SEA
2 stops28h 29mMultiple Airlines
Sun 9/1100:59SEA - MAA
2 stops41h 41mMultiple Airlines
Deal found 8/9£812
Tue 30/901:55MAA - SEA
1 stop22h 30mLufthansa
Sun 5/1014:20SEA - MAA
1 stop21h 20mLufthansa
Deal found 8/9£818

Cheapflights Fare Finder

 
Customise your flight search to find flights from Chennai to Seattle 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 858,174 searches. Data last updated 9 September 2025.
Use the filters below to find and compare flights from Chennai to Seattle that are best for you.

Fly from

Chennai

Fly to

Seattle

Route

Depart

Return

Price

ChennaiSeattle

MAA - SEA

MAASEA

Chennai

Tue 10/2

07:35-12:32

2 stops42h 27m

Seattle/Tacoma Intl

Mon 23/3

19:50-05:35

1 stop21h 15m

£670

ChennaiSeattle

MAA - SEA

MAASEA

Chennai

Fri 13/2

07:35-12:28

2 stops42h 23m

Seattle/Tacoma Intl

Mon 23/3

19:50-05:35

1 stop21h 15m

£670

ChennaiSeattle

MAA - SEA

MAASEA

Chennai

Wed 11/2

07:35-12:28

2 stops42h 23m

Seattle/Tacoma Intl

Sun 29/3

13:30-03:30

1 stop25h 30m

£670

ChennaiSeattle

MAA - SEA

MAASEA

Chennai

Tue 10/2

07:35-22:19

2 stops52h 14m

Seattle/Tacoma Intl

Sun 29/3

20:20-03:30

1 stop42h 40m

£670

ChennaiSeattle

MAA - SEA

MAASEA

Chennai

Wed 11/2

07:35-12:28

2 stops42h 23m

Seattle/Tacoma Intl

Sat 28/3

20:20-03:30

1 stop42h 40m

£670

ChennaiSeattle

MAA - SEA

MAASEA

Chennai

Thu 12/2

07:35-12:28

2 stops42h 23m

Seattle/Tacoma Intl

Mon 23/3

13:55-05:35

2 stops27h 10m

£685

ChennaiSeattle

MAA - SEA

MAASEA

Chennai

Wed 11/2

07:35-23:07

2 stops53h 02m

Seattle/Tacoma Intl

Thu 26/3

19:55-03:30

2 stops67h 05m

£685

ChennaiSeattle

MAA - SEA

MAASEA

Chennai

Mon 6/10

22:30-11:50

2 stops25h 50m

Seattle/Tacoma Intl

Wed 5/11

14:05-08:20

2 stops28h 45m

£729

ChennaiSeattle

MAA - SEA

MAASEA

Chennai

Wed 29/10

19:00-12:45

2 stops30h 15m

Seattle/Tacoma Intl

Wed 5/11

14:05-08:20

2 stops28h 45m

£730

ChennaiSeattle

MAA - SEA

MAASEA

Chennai

Mon 22/9

19:05-11:45

2 stops29h 10m

Seattle/Tacoma Intl

Thu 30/10

16:00-06:35

2 stops26h 05m

£734

Flights are sorted by cheapest return flights first.

Deals found on 8/9

Showing 1-10 of 23 results
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Best time to book a flight from Chennai to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Chennai 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 Chennai to Seattle

How far ahead should I book a flight from Chennai to Seattle?

Use this chart to determine the optimal time to book a return flight from Chennai to Seattle. Price data was last updated on 29 August 2025.

The best time to book flights from Chennai to Seattle is 54 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 Chennai to Seattle?

Currently, January is the cheapest month in which you can book a flight from Chennai to Seattle (average of £622). Flying from Chennai to Seattle in July is currently the most expensive (average of £946). 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.

Related info for your journey

Find useful and relevant information for your journey from Chennai to Seattle. 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 Chennai to Seattle?

    Departing from Chennai to Seattle will take you 42h 27m. The distance between Chennai and Seattle is about 8031 mi.

  • What are the cheapest airlines to fly from Chennai to Seattle one-way?

    To fly one-way, consider booking your trip with KLM, which is currently one of the cheapest options available, starting at £413. Singapore Airlines flights start at £432 while deals on Lufthansa start at £516 one-way.

  • Can I find deals for flights from Chennai to Seattle that include hotel bookings?

    Yes. In addition to deals on Chennai to Seattle flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Chennai to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Chennai to Seattle.

  • Can I find deals for business class flights from Chennai to Seattle?

    Yes. Cheapflights offers flight deals from Chennai to Seattle 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 Chennai to Seattle?

    Currently, January is the cheapest month in which you can book a flight from Chennai to Seattle (average of £622). Flying from Chennai to Seattle in July is currently the most expensive (average of £946). 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 Seattle?

Book flights to Seattle if you plan to visit one of these locations
Tacoma
Leavenworth
Bothell
SeaTac

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Chennai to Seattle for you. Better yet — we are completely free to use.

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

Need flexible booking options for your flight to Seattle from Chennai? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, Cheapflights offers price alerts on Chennai to Seattle flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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