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Cheap flights from Seattle to Sri Lanka from $524

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 Sri Lanka departing on 10/12. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Seattle to Sri Lanka

Cheap round-trip flights

Enter your travel dates to find the best prices.
Singapore Airlines Logo
10:15 am - 11:35 pmSEA  Seattle/Tacoma Intl-CMB Colombo Bandaranaike Intl
24h 50m1 stop Singapore Changi
Singapore Airlines Logo
12:50 am - 8:45 amCMB  Colombo Bandaranaike Intl-SEA Seattle/Tacoma Intl
20h 25m1 stop Singapore Changi
$908Singapore Airlines
Tue, Sep 22 - Wed, Oct 21
Singapore Airlines Logo
8:45 am - 11:30 pmSEA  Seattle/Tacoma Intl-CMB Colombo Bandaranaike Intl
25h 15m1 stop Singapore Changi
Singapore Airlines Logo
12:45 am - 7:10 amCMB  Colombo Bandaranaike Intl-SEA Seattle/Tacoma Intl
19h 55m1 stop Singapore Changi
$908Singapore Airlines
Sun, Nov 1 - Fri, Nov 13
Multiple Airlines Logo
7:18 am - 11:35 pmSEA  Seattle/Tacoma Intl-CMB Colombo Bandaranaike Intl
27h 47m2 stops San Francisco Singapore Changi
Multiple Airlines Logo
12:50 am - 8:45 amCMB  Colombo Bandaranaike Intl-SEA Seattle/Tacoma Intl
20h 25m1 stop Singapore Changi
$1,079Multiple Airlines
Tue, Sep 22 - Wed, Oct 21
Multiple Airlines Logo
6:00 am - 7:00 pmSEA  Seattle/Tacoma Intl-CMB Colombo Bandaranaike Intl
47h 30m2 stops Los Angeles Los Angeles Shanghai Pu Dong
Multiple Airlines Logo
8:20 pm - 11:37 amCMB  Colombo Bandaranaike Intl-SEA Seattle/Tacoma Intl
28h 47m2 stops Shanghai Pu Dong Vancouver Intl
$1,108Multiple Airlines
Thu, Nov 5 - Sun, Nov 15
Qatar Airways Logo
4:25 pm - 2:05 amSEA  Seattle/Tacoma Intl-CMB Colombo Bandaranaike Intl
21h 10m1 stop Doha Hamad Intl
Qatar Airways Logo
4:35 am - 12:45 pmCMB  Colombo Bandaranaike Intl-SEA Seattle/Tacoma Intl
20h 40m1 stop Doha Hamad Intl
$1,162Qatar Airways
Wed, Sep 2 - Thu, Sep 24
Qatar Airways Logo
4:50 pm - 1:55 amSEA  Seattle/Tacoma Intl-CMB Colombo Bandaranaike Intl
20h 35m1 stop Doha Hamad Intl
Qatar Airways Logo
3:25 am - 11:40 amCMB  Colombo Bandaranaike Intl-SEA Seattle/Tacoma Intl
21h 45m1 stop Doha Hamad Intl
$1,162Qatar Airways
Wed, Oct 28 - Sun, Nov 8
Emirates Logo
5:05 pm - 10:15 amSEA  Seattle/Tacoma Intl-CMB Colombo Bandaranaike Intl
28h 40m2 stops Dubai Intl Male
Emirates Logo
8:15 pm - 12:35 pmCMB  Colombo Bandaranaike Intl-SEA Seattle/Tacoma Intl
29h 50m2 stops Male Dubai Intl
$1,229Emirates
Wed, Oct 28 - Mon, Nov 9
Emirates Logo
5:05 pm - 10:15 amSEA  Seattle/Tacoma Intl-CMB Colombo Bandaranaike Intl
28h 40m2 stops Dubai Intl Male
Emirates Logo
8:15 pm - 12:35 pmCMB  Colombo Bandaranaike Intl-SEA Seattle/Tacoma Intl
29h 50m2 stops Male Dubai Intl
$1,247Emirates
Wed, Oct 28 - Mon, Nov 9
Cathay Pacific Logo
6:10 am - 11:30 pmSEA  Seattle/Tacoma Intl-CMB Colombo Bandaranaike Intl
28h 50m2 stops Los Angeles Los Angeles Hong Kong Intl
Cathay Pacific Logo
12:45 am - 7:08 amCMB  Colombo Bandaranaike Intl-SEA Seattle/Tacoma Intl
42h 53m2 stops Hong Kong Intl Vancouver Intl
$2,522Cathay Pacific
Wed, Oct 14 - Tue, Oct 27
Cathay Pacific Logo
10:50 am - 11:30 pmSEA  Seattle/Tacoma Intl-CMB Colombo Bandaranaike Intl
23h 10m1 stop Hong Kong Intl
Cathay Pacific Logo
12:45 am - 6:43 pmCMB  Colombo Bandaranaike Intl-SEA Seattle/Tacoma Intl
31h 28m2 stops Hong Kong Intl Vancouver Intl
$2,529Cathay Pacific
Sat, Dec 12 - Fri, Jan 1

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Emirates flights from Seattle to Sri Lanka

Our best Emirates deals on Seattle to Sri Lanka flight tickets
Emirates
Oct 28
SEA5:05 pmSeattle/Tacoma Intl
28h 40m
2 stops
CMB10:15 amColombo Bandaranaike Intl
Nov 9
CMB8:15 pmColombo Bandaranaike Intl
29h 50m
2 stops
SEA12:35 pmSeattle/Tacoma Intl
$1,229
Emirates
Oct 28
SEA5:05 pmSeattle/Tacoma Intl
28h 40m
2 stops
CMB10:15 amColombo Bandaranaike Intl
Nov 9
CMB8:15 pmColombo Bandaranaike Intl
29h 50m
2 stops
SEA12:35 pmSeattle/Tacoma Intl
$1,247
Emirates
Oct 26
SEA5:05 pmSeattle/Tacoma Intl
26h 45m
1 stop
CMB8:20 amColombo Bandaranaike Intl
Oct 29
CMB9:15 amColombo Bandaranaike Intl
40h 50m
1 stop
SEA1:35 pmSeattle/Tacoma Intl
$1,248

Qatar Airways flights from Seattle to Sri Lanka

Our best Qatar Airways deals on Seattle to Sri Lanka flight tickets
Qatar Airways
Sep 2
SEA4:25 pmSeattle/Tacoma Intl
21h 10m
1 stop
CMB2:05 amColombo Bandaranaike Intl
Sep 24
CMB4:35 amColombo Bandaranaike Intl
20h 40m
1 stop
SEA12:45 pmSeattle/Tacoma Intl
$1,162
Qatar Airways
Oct 27
SEA4:50 pmSeattle/Tacoma Intl
27h 25m
1 stop
CMB8:45 amColombo Bandaranaike Intl
Nov 9
CMB3:25 amColombo Bandaranaike Intl
21h 45m
1 stop
SEA11:40 amSeattle/Tacoma Intl
$1,172
Qatar Airways
Oct 27
SEA9:59 amSeattle/Tacoma Intl
28h 16m
2 stops
CMB2:45 amColombo Bandaranaike Intl
Nov 9
CMB4:15 amColombo Bandaranaike Intl
20h 55m
1 stop
SEA11:40 amSeattle/Tacoma Intl
$1,187

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to Sri Lanka 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 August 12, 2026.
Use the filters below to find and compare flights from Seattle to Sri Lanka that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleColombo

SEA Seattle/Tacoma Intl - CMB Colombo Bandaranaike Intl

SEACMB

Seattle/Tacoma Intl

Tue 9/22

10:15 am-11:35 pm

1 stop24h 50m

Colombo Bandaranaike Intl

Wed 10/21

12:50 am-8:45 am

1 stop20h 25m

$908

SeattleColombo

SEA Seattle/Tacoma Intl - CMB Colombo Bandaranaike Intl

SEACMB

Seattle/Tacoma Intl

Sun 11/1

8:45 am-11:30 pm

1 stop25h 15m

Colombo Bandaranaike Intl

Fri 11/13

12:45 am-7:10 am

1 stop19h 55m

$908

SeattleColombo

SEA Seattle/Tacoma Intl - CMB Colombo Bandaranaike Intl

SEACMB

Seattle/Tacoma Intl

Tue 9/22

7:18 am-11:35 pm

2 stops27h 47m

Colombo Bandaranaike Intl

Wed 10/21

12:50 am-8:45 am

1 stop20h 25m

$1,079

SeattleColombo

SEA Seattle/Tacoma Intl - CMB Colombo Bandaranaike Intl

SEACMB

Seattle/Tacoma Intl

Thu 11/5

6:00 am-7:00 pm

2 stops47h 30m

Colombo Bandaranaike Intl

Sun 11/15

8:20 pm-11:37 am

2 stops28h 47m

$1,108
Quickest round-trip

SeattleColombo

SEA Seattle/Tacoma Intl - CMB Colombo Bandaranaike Intl

SEACMB

Seattle/Tacoma Intl

Wed 9/2

4:25 pm-2:05 am

1 stop21h 10m

Colombo Bandaranaike Intl

Thu 9/24

4:35 am-12:45 pm

1 stop20h 40m

$1,162

SeattleColombo

SEA Seattle/Tacoma Intl - CMB Colombo Bandaranaike Intl

SEACMB

Seattle/Tacoma Intl

Wed 10/28

4:50 pm-1:55 am

1 stop20h 35m

Colombo Bandaranaike Intl

Sun 11/8

3:25 am-11:40 am

1 stop21h 45m

$1,162

SeattleColombo

SEA Seattle/Tacoma Intl - CMB Colombo Bandaranaike Intl

SEACMB

Seattle/Tacoma Intl

Wed 10/28

5:05 pm-10:15 am

2 stops28h 40m

Colombo Bandaranaike Intl

Mon 11/9

8:15 pm-12:35 pm

2 stops29h 50m

$1,229

SeattleColombo

SEA Seattle/Tacoma Intl - CMB Colombo Bandaranaike Intl

SEACMB

Seattle/Tacoma Intl

Wed 10/28

5:05 pm-10:15 am

2 stops28h 40m

Colombo Bandaranaike Intl

Mon 11/9

8:15 pm-12:35 pm

2 stops29h 50m

$1,247

SeattleColombo

SEA Seattle/Tacoma Intl - CMB Colombo Bandaranaike Intl

SEACMB

Seattle/Tacoma Intl

Wed 10/14

6:10 am-11:30 pm

2 stops28h 50m

Colombo Bandaranaike Intl

Tue 10/27

12:45 am-7:08 am

2 stops42h 53m

$2,522

SeattleColombo

SEA Seattle/Tacoma Intl - CMB Colombo Bandaranaike Intl

SEACMB

Seattle/Tacoma Intl

Sat 12/12

10:50 am-11:30 pm

1 stop23h 10m

Colombo Bandaranaike Intl

Fri 1/1

12:45 am-6:43 pm

2 stops31h 28m

$2,529

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Sri Lanka from

How to get the cheapest flight ticket from Seattle to Sri Lanka

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 Sri Lanka?

The month of January is, on average, the cheapest month to fly to Sri Lanka from Seattle, with most prices found around $696. If you aren’t able to travel to Sri Lanka during the month of January, then flying in April is also cheap. Prices for this month can be found on momondo for an average of $849.

How far in advance should I book a flight from Seattle to Sri Lanka?

You are more likely to see cheaper flights to Sri Lanka from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Sri Lanka for around $1,110 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sri Lanka from Seattle for as low as $934 on momondo.

Can stopping save me money on Seattle to Sri Lanka flights?

You could potentially save up to 20% on your flight if you consider stops on a Seattle to Sri Lanka flight.

Cheap Seattle to Sri Lanka flight deals and tips

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

Fastest flight time

21h 25m

Direct flights

None
The fastest flight from Seattle to Sri Lanka takes 21h 25m
There are no direct flights from Seattle to Sri Lanka. There are no popular flight routes from Seattle to Sri Lanka.
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Frequently asked questions about flying from Seattle to Sri Lanka

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

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

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Sri Lanka.

  • What documentation or ID do you need to fly to Sri Lanka?

    The travel and health documents you'll need for your trip to Sri Lanka 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 Sri Lanka. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Seattle to Sri Lanka

Compare and see reviews for airlines that fly from Seattle to Sri Lanka with momondo
Airline
Rating
Free Cancellation
Price
Singapore AirlinesPriceFrom $626Free CancellationRating
8.2
1,584 reviews
Search Singapore Airlines flights
China EasternPriceFrom $832Free CancellationRating
7.3
232 reviews
Search China Eastern flights
Qatar AirwaysPriceFrom $1,028Free CancellationRating
7.4
3,744 reviews
Search Qatar Airways flights
Cathay PacificPriceFrom $1,123Free CancellationRating
7.6
1,451 reviews
Search Cathay Pacific flights
EmiratesPriceFrom $1,162Free CancellationRating
8.1
3,654 reviews
Search Emirates flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Seattle to Sri Lanka. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. All flights to Sri Lanka from Seattle on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Seattle to Sri Lanka?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Seattle to Sri Lanka.

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

If you are simply researching potential flights to Sri Lanka, momondo offers a useful price alert feature which will track prices for flights to Sri Lanka from Seattle and alert you when they change.

An easier way to manage your Sri Lanka trip

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