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Cheap flights from Chennai to Seattle from £379

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 15/11. Fares are subject to change and may not be available on all flights or dates of travel.
MAA — SEA
30 Nov — 7 Dec1
1 adult
1 adult, Economy, 0 bags

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 31 October 2025.

Round-trip from

£696

One-way from

£379

Popular in

August

Cheapest in

October

Average price

£839
British Airways
  • British Airways
  • 18/2-12/8
  • 3 total stops
  • 51h 10m total
  • Chennai to Seattle
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15/11
  • 15/11
  • 3 total stops
  • 41h 38m total
  • Chennai to Seattle
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (£65 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£16 potential savings vs. average return price).
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Average for round-trip flights in October 2025
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Find flight deals from Chennai to Seattle

Enter your travel dates to find the best prices.

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 31 October 2025.

Tue 23/1207:35MAA - SEA
2 stops67h 57mBritish Airways
Mon 30/313:35SEA - MAA
1 stop25h 25mBritish Airways
Deal found 30/10£724
Tue 23/1207:35MAA - SEA
2 stops67h 57mBritish Airways
Tue 31/320:20SEA - MAA
1 stop42h 40mBritish Airways
Deal found 30/10£795
Tue 23/1207:35MAA - SEA
2 stops67h 57mBritish Airways
Sun 29/318:45SEA - MAA
2 stops44h 15mBritish Airways
Deal found 30/10£801
Mon 22/1207:35MAA - SEA
1 stop41h 25mBritish Airways
Thu 4/606:31SEA - MAA
2 stops32h 29mBritish Airways
Deal found 30/10£819
Thu 25/1220:10MAA - SEA
2 stops29h 10mKLM
Mon 30/317:35SEA - MAA
2 stops28h 00mKLM
Deal found 30/10£823
Tue 23/1207:35MAA - SEA
2 stops49h 09mBritish Airways
Mon 8/613:31SEA - MAA
2 stops25h 29mBritish Airways
Deal found 30/10£836
Thu 18/1207:35MAA - SEA
2 stops47h 04mBritish Airways
Thu 4/606:31SEA - MAA
2 stops32h 29mBritish Airways
Deal found 30/10£846
Fri 26/1207:35MAA - SEA
1 stop41h 25mBritish Airways
Tue 31/313:48SEA - MAA
2 stops25h 12mBritish Airways
Deal found 30/10£848
Thu 25/1207:35MAA - SEA
2 stops53h 08mBritish Airways
Tue 31/307:51SEA - MAA
2 stops31h 09mBritish Airways
Deal found 30/10£860

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 31 October 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

Wed 11/2

07:35-16:55

1 stop22h 50m

Seattle/Tacoma Intl

Mon 24/8

10:40-03:30

2 stops28h 20m

£723

ChennaiSeattle

MAA - SEA

MAASEA

Chennai

Mon 22/12

07:35-11:30

1 stop41h 25m

Seattle/Tacoma Intl

Tue 9/6

06:31-03:30

2 stops32h 29m

£819

ChennaiSeattle

MAA - SEA

MAASEA

Chennai

Mon 22/12

07:35-11:30

1 stop41h 25m

Seattle/Tacoma Intl

Mon 8/6

06:31-03:30

2 stops32h 29m

£819

ChennaiSeattle

MAA - SEA

MAASEA

Chennai

Mon 23/2

07:35-22:17

2 stops52h 12m

Seattle/Tacoma Intl

Mon 22/6

13:35-03:30

1 stop25h 25m

£833

ChennaiSeattle

MAA - SEA

MAASEA

Chennai

Tue 23/12

07:35-19:14

2 stops49h 09m

Seattle/Tacoma Intl

Tue 9/6

11:46-03:30

2 stops27h 14m

£836

ChennaiSeattle

MAA - SEA

MAASEA

Chennai

Wed 24/12

07:35-17:09

2 stops47h 04m

Seattle/Tacoma Intl

Thu 4/6

06:31-03:30

2 stops32h 29m

£836

ChennaiSeattle

MAA - SEA

MAASEA

Chennai

Thu 18/12

07:35-17:09

2 stops47h 04m

Seattle/Tacoma Intl

Mon 8/6

06:31-03:30

2 stops32h 29m

£846

ChennaiSeattle

MAA - SEA

MAASEA

Chennai

Tue 23/12

07:35-14:02

2 stops67h 57m

Seattle/Tacoma Intl

Sun 7/6

20:20-03:30

1 stop42h 40m

£858

ChennaiSeattle

MAA - SEA

MAASEA

Chennai

Thu 18/12

07:35-16:55

1 stop22h 50m

Seattle/Tacoma Intl

Wed 10/6

06:31-03:30

2 stops32h 29m

£890

ChennaiSeattle

MAA - SEA

MAASEA

Chennai

Mon 22/12

07:35-11:30

1 stop41h 25m

Seattle/Tacoma Intl

Fri 5/6

06:31-03:30

2 stops32h 29m

£890

Flights are sorted by cheapest return flights first.

Deals found on 30/10

Showing 1-10 of 20 results
1
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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 24 October 2025.

The best time to book flights from Chennai to Seattle is 11 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, June is the cheapest month in which you can book a flight from Chennai to Seattle (average of £628). Flying from Chennai to Seattle in August is currently the most expensive (average of £1,037). 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 Chennai to Seattle?

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 22h 50m. 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 £436. Turkish Airlines flights start at £530 while deals on Lufthansa start at £530 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, June is the cheapest month in which you can book a flight from Chennai to Seattle (average of £628). Flying from Chennai to Seattle in August is currently the most expensive (average of £1,037). 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?

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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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