Cheap flights from Seattle to Chennai from £521
This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 14/10. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from Seattle to Chennai
Cheapest flights from Seattle to ChennaiExplore 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 9 October 2026.
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 9 October 2026.
Best flights from Seattle to ChennaiDiscover carefully curated flight deals from Seattle to Chennai that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 9 October 2026.
Discover carefully curated flight deals from Seattle to Chennai that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 9 October 2026.
Last-minute flights from Seattle to ChennaiDiscover last-minute flight deals from Seattle to Chennai. Data last updated 9 October 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Chennai. Data last updated 9 October 2026 and is based on user searches.
One-way flights from Seattle to ChennaiSearch for one-way flight options from Seattle to Chennai. Find affordable one-way fares based on user searches. Data last updated 9 October 2026.
Search for one-way flight options from Seattle to Chennai. Find affordable one-way fares based on user searches. Data last updated 9 October 2026.
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 9 October 2026.
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
SeattleChennai
SEA Seattle/Tacoma Intl - MAA Chennai
SEAMAA
Seattle/Tacoma Intl
Wed 14/10
23:55-20:50
2 stops32h 25m
Chennai
Wed 31/12
00:00-10:30
Nonstop0h 00m
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
SeattleChennai
SEA Seattle/Tacoma Intl - MAA Chennai
SEAMAA
Seattle/Tacoma Intl
Sun 6/12
19:05-10:35
2 stops26h 00m
Chennai
Wed 31/12
00:00-10:30
Nonstop0h 00m
SeattleChennai
SEA Seattle/Tacoma Intl - MAA Chennai
SEAMAA
Seattle/Tacoma Intl
Sun 27/12
19:05-12:15
2 stops27h 40m
Chennai
Wed 31/12
00:00-10:30
Nonstop0h 00m
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
SeattleChennai
SEA Seattle/Tacoma Intl - MAA Chennai
SEAMAA
Seattle/Tacoma Intl
Thu 10/12
19:05-10:35
2 stops50h 00m
Chennai
Wed 31/12
00:00-10:30
Nonstop0h 00m
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
SeattleChennai
SEA Seattle/Tacoma Intl - MAA Chennai
SEAMAA
Seattle/Tacoma Intl
Mon 30/11
10:25-00:35
1 stop24h 40m
Chennai
Wed 31/12
00:00-10:30
Nonstop0h 00m
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
SeattleChennai
SEA Seattle/Tacoma Intl - MAA Chennai
SEAMAA
Seattle/Tacoma Intl
Mon 21/12
15:50-06:25
2 stops49h 05m
Chennai
Wed 31/12
00:00-10:30
Nonstop0h 00m
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.
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?
To ensure you get the cheapest price possible for a flight from Seattle to Chennai, you should look to book at least 6 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
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 £811). Flying from Seattle to Chennai in December is currently the most expensive (average of £1,329). 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 £898 and £1,070 in January.The cheapest return price found within the last 5 days was £874 on Oman Air (29 Jan–21 Feb).
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.
Travelling to a place near Chennai?
Book flights to Chennai if you plan to visit one of these locationsBrowse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Other flights to Chennai
Explore flights to Chennai departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 9 October 2026.
Complete your trip
Complete your trip to Chennai by adding a car hire and/or hotel booking to your travel itinerary.
Direct flights to Tamil Nadu
Book a non-stop flight to one of these other cities located in Tamil Nadu.
Search flights from Seattle to Chennai by cabin class
Find flights from Seattle to Chennai, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Seattle and Chennai flights
Browse other Seattle and Chennai flight options. Last updated on 9 October 2026.
Other flights from Seattle
Browse through other flights departing from Seattle. Flights are based on user searches made on Cheapflights and were last updated on 9 October 2026.
Popular flight searches
Check out other popular destinations found by fellow travellers in 2026
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?
Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Seattle to Chennai. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.
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?
Yes, Cheapflights offers price alerts on Seattle to Chennai 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.