Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Seattle to Chennai from $400

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Chennai departing on 1/22. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Seattle to Chennai

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
11:34 pm - 3:40 pmSEA-MAA
26h 36m2 stops
Multiple Airlines Logo
7:50 pm - 9:15 pmMAA-SEA
38h 55m2 stops
$1,043Multiple Airlines
Find Deal
mié., nov. 5 - jue., nov. 20
Turkish Airlines Logo
7:00 pm - 12:10 pmSEA-MAA
27h 40m2 stops
Turkish Airlines Logo
10:45 pm - 5:05 pmMAA-SEA
31h 50m2 stops
$1,044Turkish Airlines
Find Deal
dom., nov. 23 - sáb., nov. 29
Multiple Airlines Logo
8:45 am - 10:50 pmSEA-MAA
24h 35m1 stop
Multiple Airlines Logo
3:15 am - 7:50 pmMAA-SEA
30h 05m2 stops
$1,046Multiple Airlines
Find Deal
mar., feb. 3 - lun., feb. 9
Oman Air Logo
4:05 pm - 6:30 amSEA-MAA
24h 55m2 stops
Oman Air Logo
7:20 am - 11:40 amMAA-SEA
41h 50m2 stops
$1,049Oman Air
Find Deal
vie., feb. 6 - jue., feb. 12
Oman Air Logo
4:05 pm - 6:30 amSEA-MAA
48h 55m2 stops
Oman Air Logo
7:20 am - 11:40 amMAA-SEA
41h 50m2 stops
$1,054Oman Air
Find Deal
mié., feb. 4 - vie., feb. 13
Cathay Pacific Logo
8:42 am - 12:15 amSEA-MAA
27h 03m2 stops
Cathay Pacific Logo
2:00 am - 6:36 pmMAA-SEA
30h 06m2 stops
$1,057Cathay Pacific
Find Deal
mié., oct. 22 - jue., nov. 20
Cathay Pacific Logo
7:55 pm - 12:35 amSEA-MAA
39h 10m2 stops
Cathay Pacific Logo
2:00 am - 6:52 pmMAA-SEA
30h 22m2 stops
$1,061Cathay Pacific
Find Deal
mié., feb. 4 - jue., feb. 12
Singapore Airlines Logo
8:45 am - 10:10 pmSEA-MAA
23h 55m1 stop
Singapore Airlines Logo
11:25 pm - 2:51 pmMAA-SEA
27h 56m2 stops
$1,079Singapore Airlines
Find Deal
sáb., feb. 28 - lun., mar. 23
KLM Logo
2:00 pm - 8:30 amSEA-MAA
30h 00m2 stops
KLM Logo
6:45 pm - 11:25 amMAA-SEA
30h 10m2 stops
$1,089KLM
Find Deal
dom., oct. 19 - lun., nov. 3
Singapore Airlines Logo
10:15 am - 10:00 pmSEA-MAA
23h 15m1 stop
Singapore Airlines Logo
9:50 am - 7:10 amMAA-SEA
34h 50m1 stop
$1,091Singapore Airlines
Find Deal
dom., oct. 19 - lun., nov. 3

Cathay Pacific flights from Seattle to Chennai

Our best Cathay Pacific deals on Seattle to Chennai flight tickets
Cathay Pacific
Oct 22
SEA8:42 amSeattle/Tacoma Intl
27h 03m
2 stops
MAA12:15 amChennai
Nov 20
MAA2:00 amChennai
30h 06m
2 stops
SEA6:36 pmSeattle/Tacoma Intl
$1,057
Find similar
Cathay Pacific
Feb 4
SEA7:55 pmSeattle/Tacoma Intl
39h 10m
2 stops
MAA12:35 amChennai
Feb 12
MAA2:00 amChennai
30h 22m
2 stops
SEA6:52 pmSeattle/Tacoma Intl
$1,061
Find similar
Cathay Pacific
Oct 28
SEA6:25 amSeattle/Tacoma Intl
29h 40m
2 stops
MAA12:35 amChennai
Nov 27
MAA2:00 amChennai
26h 09m
2 stops
SEA2:39 pmSeattle/Tacoma Intl
$1,062
Find similar

Singapore Airlines flights from Seattle to Chennai

Our best Singapore Airlines deals on Seattle to Chennai flight tickets
Singapore Airlines
Feb 28
SEA8:45 amSeattle/Tacoma Intl
23h 55m
1 stop
MAA10:10 pmChennai
Mar 23
MAA11:25 pmChennai
27h 56m
2 stops
SEA2:51 pmSeattle/Tacoma Intl
$1,079
Find similar
Singapore Airlines
Oct 19
SEA10:15 amSeattle/Tacoma Intl
23h 15m
1 stop
MAA10:00 pmChennai
Nov 3
MAA9:50 amChennai
34h 50m
1 stop
SEA7:10 amSeattle/Tacoma Intl
$1,091
Find similar
Singapore Airlines
Feb 6
SEA8:45 amSeattle/Tacoma Intl
23h 55m
1 stop
MAA10:10 pmChennai
Feb 9
MAA11:25 pmChennai
21h 15m
1 stop
SEA7:10 amSeattle/Tacoma Intl
$1,093
Find similar

momondo Fare Finder

 
Customize 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, momondo users made 832,500 searches. Data last updated octubre 7, 2025.
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

SeattleChennai

SEA - MAA

SEAMAA

Seattle/Tacoma Intl

mié. 11/5

11:34 pm-3:40 pm

2 stops26h 36m

Chennai

jue. 11/20

7:50 pm-9:15 pm

2 stops38h 55m

$1,043

SeattleChennai

SEA - MAA

SEAMAA

Seattle/Tacoma Intl

dom. 11/23

7:00 pm-12:10 pm

2 stops27h 40m

Chennai

sáb. 11/29

10:45 pm-5:05 pm

2 stops31h 50m

$1,044

SeattleChennai

SEA - MAA

SEAMAA

Seattle/Tacoma Intl

mar. 2/3

8:45 am-10:50 pm

1 stop24h 35m

Chennai

lun. 2/9

3:15 am-7:50 pm

2 stops30h 05m

$1,046

SeattleChennai

SEA - MAA

SEAMAA

Seattle/Tacoma Intl

vie. 2/6

4:05 pm-6:30 am

2 stops24h 55m

Chennai

jue. 2/12

7:20 am-11:40 am

2 stops41h 50m

$1,049

SeattleChennai

SEA - MAA

SEAMAA

Seattle/Tacoma Intl

mié. 2/4

4:05 pm-6:30 am

2 stops48h 55m

Chennai

vie. 2/13

7:20 am-11:40 am

2 stops41h 50m

$1,054

SeattleChennai

SEA - MAA

SEAMAA

Seattle/Tacoma Intl

mié. 10/22

8:42 am-12:15 am

2 stops27h 03m

Chennai

jue. 11/20

2:00 am-6:36 pm

2 stops30h 06m

$1,057

SeattleChennai

SEA - MAA

SEAMAA

Seattle/Tacoma Intl

mié. 2/4

7:55 pm-12:35 am

2 stops39h 10m

Chennai

jue. 2/12

2:00 am-6:52 pm

2 stops30h 22m

$1,061

SeattleChennai

SEA - MAA

SEAMAA

Seattle/Tacoma Intl

sáb. 2/28

8:45 am-10:10 pm

1 stop23h 55m

Chennai

lun. 3/23

11:25 pm-2:51 pm

2 stops27h 56m

$1,079

SeattleChennai

SEA - MAA

SEAMAA

Seattle/Tacoma Intl

dom. 10/19

2:00 pm-8:30 am

2 stops30h 00m

Chennai

lun. 11/3

6:45 pm-11:25 am

2 stops30h 10m

$1,089

SeattleChennai

SEA - MAA

SEAMAA

Seattle/Tacoma Intl

dom. 10/19

10:15 am-10:00 pm

1 stop23h 15m

Chennai

lun. 11/3

9:50 am-7:10 am

1 stop34h 50m

$1,091

Flights are sorted by cheapest round-trip flights first.

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

See travel insights to Chennai from

How to get the cheapest flight ticket from Seattle to Chennai

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Chennai?

In general, September is the cheapest month to fly from Seattle to Chennai. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,218. If you’re not able to fly to Chennai in September, then April is your next best option. Flight prices from Seattle to Chennai during April average around $1,233.

What is the cheapest Seattle/Tacoma Intl to Chennai flight route?

Fly from Seattle/Tacoma Intl to Chennai for the best Seattle/Tacoma Intl - Chennai flight prices

How far in advance should I book a flight to Chennai?

You are more likely to see cheaper flights to Chennai from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Chennai for around $1,452 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chennai from Seattle for as low as $1,278 on momondo.

What cabin class options are available on Seattle/Tacoma Intl to Chennai flights?

There are 2 cabin classes available to choose from on Seattle/Tacoma Intl to Chennai flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Seattle to Chennai flights?

You could potentially save up to 8% on your flight if you consider stops on a Seattle to Chennai flight.

How have Seattle to Chennai flight prices changed over time?

As of October 2025, prices for Seattle to Chennai flights are approximately 3% cheaper when compared to flights at the same time last year.

When to book flights from Seattle to Chennai

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Chennai according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seattle to Chennai (SEA to MAA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Chennai

Best Price Found

$1,384

Direct flights

None
The best flight deal from Seattle to Chennai found on momondo in the last 72 hours is $1,384
There are no direct flights from Seattle to Chennai. There are no popular flight routes from Seattle to Chennai.
Search flight deals

  • How far is Seattle/Tacoma Intl to Chennai by plane?

    A flight from Seattle/Tacoma Intl to Chennai will travel around 8011.4 mi. In terms of flight time, this usually takes a little over 23h 15m.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Chennai Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Chennai Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Chennai Airport?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Chennai Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Chennai Airport.

  • What documentation or ID do you need to fly to Chennai Airport?

    The travel and health documents you'll need for your trip to Chennai Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Chennai Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Seattle to Chennai?

Best airlines flying from Seattle to Chennai

Compare and see reviews for airlines that fly from Seattle to Chennai with momondo
Airline
Rating
Free Cancellation
Price
Cathay PacificPriceFrom $821Free CancellationRating
7.6
1,020 reviews
Search Cathay Pacific flights
Singapore AirlinesPriceFrom $885Free CancellationRating
8.1
1,376 reviews
Search Singapore Airlines flights
Qatar AirwaysPriceFrom $1,047Free CancellationRating
7.4
3,642 reviews
Search Qatar Airways flights
Turkish AirlinesPriceFrom $1,087Free CancellationRating
7.3
3,992 reviews
Search Turkish Airlines flights
LufthansaPriceFrom $1,196Free CancellationRating
6.8
7,455 reviews
Search Lufthansa flights
British AirwaysPriceFrom $1,205Free CancellationRating
6.7
7,436 reviews
Search British Airways flights
EmiratesPriceFrom $1,520Free CancellationRating
8.1
3,365 reviews
Search Emirates flights

Traveling to a place near Chennai?

Book flights to Chennai if you plan to visit one of these locations
Mahabalipuram
Vellore

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Chennai?

It is quick and easy to find Seattle to Chennai flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Chennai that suits you.

Can I find flights from Seattle to Chennai with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Seattle to Chennai flights to just show those with flexible booking policies.

How can momondo help me find flights from Seattle to Chennai?

momondo helps you find the best flight between Seattle and Chennai by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Seattle to Chennai right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Chennai from Seattle. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Chennai trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
jue. 11/6
jue. 11/13
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to India