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$626+ Cheap flights from Sri Lanka to Seattle (SEA)

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 5/24. Fares are subject to change and may not be available on all flights or dates of travel.
CMB — SEA
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
1 adult, Economy
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Cheap flight deals from Sri Lanka to Seattle

Keep the following information in mind while searching for Sri Lanka to Seattle flight deals. Data was last updated April 17, 2025.

Round-trip from

$1,260
(StudentUniverse)

One-way from

$626
(Kiwi.com)

Popular in

August

Cheapest in

October
From Sri Lanka to Seattle/Tacoma Intl
Search Deals
One-way flight from Sri Lanka to Seattle/Tacoma Intl
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Highest demand for flights based on searches. 7% potential increase in price ($120 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($50 potential savings vs. average RT price).
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Find flight deals from Sri Lanka to Seattle

Cheapest flights from Sri Lanka to Seattle
Explore the most affordable flight options available from Sri Lanka to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

This StudentUniverse deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/2712:50 amCMB - SEA
2 stops44h 36mSingapore Airlines
Sat 7/2610:15 amSEA - CMB
1 stop24h 50mSingapore Airlines
Deal found 4/16$1,260
This Expedia deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/18:20 amCMB - SEA
2 stops39h 47mMultiple Airlines
Sun 8/3110:15 amSEA - CMB
1 stop24h 50mMultiple Airlines
Deal found 4/16$1,318
This Emirates deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/289:10 amCMB - SEA
1 stop40h 45mEmirates
Sat 7/265:15 pmSEA - CMB
1 stop40h 25mEmirates
Deal found 4/16$1,513
This Turkish Airlines deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/166:45 amCMB - SEA
1 stop23h 00mTurkish Airlines
Sun 11/237:00 pmSEA - CMB
1 stop28h 45mTurkish Airlines
Deal found 4/17$4,352
This Justfly.com deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/153:25 amCMB - SEA
3 stops51h 38mAir Canada
Thu 11/203:05 pmSEA - CMB
2 stops27h 50mAir Canada
Deal found 4/17$4,935
This FlightHub deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/153:35 amCMB - SEA
1 stop21h 40mQatar Airways
Sat 11/223:40 pmSEA - CMB
1 stop20h 45mQatar Airways
Deal found 4/17$6,164
This AranGrant deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure AranGrant is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/153:35 amCMB - SEA
2 stops27h 15mBritish Airways
Thu 11/206:50 pmSEA - CMB
2 stops24h 55mBritish Airways
Deal found 4/17$10,063

Cheapflights Fare Finder

Customize your flight search to find flights from Sri Lanka 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 2,558,603 searches. Data last updated April 17, 2025.
Use the filters below to find and compare flights from Sri Lanka to Seattle that are best for you.

Fly from

Sri Lanka

Fly to

Seattle

Route

Depart

Return

Price

ColomboSeattle

CMB - SEA

CMBSEA

Colombo Bandaranaike Intl

Tue 5/27

12:50 am-8:56 am

2 stops44h 36m

Seattle/Tacoma Intl

Sat 7/26

10:15 am-11:35 pm

1 stop24h 50m

$1,260

ColomboSeattle

CMB - SEA

CMBSEA

Colombo Bandaranaike Intl

Tue 7/1

8:20 am-11:37 am

2 stops39h 47m

Seattle/Tacoma Intl

Sun 8/31

10:15 am-11:35 pm

1 stop24h 50m

$1,318

ColomboSeattle

CMB - SEA

CMBSEA

Colombo Bandaranaike Intl

Wed 5/28

9:10 am-1:25 pm

1 stop40h 45m

Seattle/Tacoma Intl

Sat 7/26

5:15 pm-10:10 pm

1 stop40h 25m

$1,513

ColomboSeattle

CMB - SEA

CMBSEA

Colombo Bandaranaike Intl

Fri 5/16

6:45 am-5:15 pm

1 stop23h 00m

Seattle/Tacoma Intl

Sun 11/23

7:00 pm-1:15 pm

1 stop28h 45m

$4,352

ColomboSeattle

CMB - SEA

CMBSEA

Colombo Bandaranaike Intl

Thu 5/15

3:25 am-6:33 pm

3 stops51h 38m

Seattle/Tacoma Intl

Thu 11/20

3:05 pm-8:25 am

2 stops27h 50m

$4,935

ColomboSeattle

CMB - SEA

CMBSEA

Colombo Bandaranaike Intl

Thu 5/15

3:35 am-12:45 pm

1 stop21h 40m

Seattle/Tacoma Intl

Sat 11/22

3:40 pm-1:55 am

1 stop20h 45m

$6,164

ColomboSeattle

CMB - SEA

CMBSEA

Colombo Bandaranaike Intl

Thu 5/15

3:35 am-6:20 pm

2 stops27h 15m

Seattle/Tacoma Intl

Thu 11/20

6:50 pm-9:15 am

2 stops24h 55m

$10,063

ColomboSeattle

CMB - SEA

CMBSEA

Colombo Bandaranaike Intl

Sat 5/24

10:15 pm-10:00 pm

3 stops36h 15m

$626

ColomboSeattle

CMB - SEA

CMBSEA

Colombo Bandaranaike Intl

Thu 7/17

6:45 am-5:15 pm

1 stop23h 00m

$835

ColomboSeattle

CMB - SEA

CMBSEA

Colombo Bandaranaike Intl

Fri 5/23

3:35 am-12:45 pm

1 stop21h 40m

$921

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

Showing 1-10 of 12 results
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Best time to book a flight from Sri Lanka to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Sri Lanka with our price prediction graph.
Estimated round-trip 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 Sri Lanka to Seattle

What is the cheapest time of day to fly from LK to SEA?

Find hourly flight availability from Sri Lanka to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 17, 2025.

When flying from Sri Lanka to Seattle, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Seattle by month

Plan your trip to Seattle by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Seattle ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit Seattle when rainfall is around 0.7 in.

Temperature in Seattle by month

Plan your trip to Seattle by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated April 17, 2025.
Singapore Airlines
8.1
Very good
1,288 reviews

Food

7.7

Comfort

7.9

Entertainment

8.0

Boarding

8.2

Overall

8.1

Crew

8.6

Reviews

1 / 20
6.0
Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.
Singapore Airlines
8.1
Very good
1,288 reviews
Singapore Airlines
8.1
Very good
1,288 reviews

Food

7.7

Comfort

7.9

Entertainment

8.0

Boarding

8.2

Overall

8.1

Crew

8.6

Reviews

1 / 20
6.0
Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.
Emirates
8.0
Very good
3,200 reviews
Singapore Airlines
8.1
Very good
1,288 reviews

Food

7.7

Comfort

7.9

Entertainment

8.0

Boarding

8.2

Overall

8.1

Crew

8.6

Reviews

1 / 20
6.0
Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.
Qatar Airways
7.4
Good
3,554 reviews
Singapore Airlines
8.1
Very good
1,288 reviews

Food

7.7

Comfort

7.9

Entertainment

8.0

Boarding

8.2

Overall

8.1

Crew

8.6

Reviews

1 / 20
6.0
Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.
Turkish Airlines
7.3
Good
3,769 reviews
Singapore Airlines
8.1
Very good
1,288 reviews

Food

7.7

Comfort

7.9

Entertainment

8.0

Boarding

8.2

Overall

8.1

Crew

8.6

Reviews

1 / 20
6.0
Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.
Air Canada
7.0
Good
9,143 reviews
Singapore Airlines
8.1
Very good
1,288 reviews

Food

7.7

Comfort

7.9

Entertainment

8.0

Boarding

8.2

Overall

8.1

Crew

8.6

Reviews

1 / 20
6.0
Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.

Related info for your journey

Find useful and relevant information for your journey from Sri Lanka to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Seattle from Sri Lanka?

    Seattle/Tacoma Intl (SEA), located 11.4 mi from the city center, is the airport you fly into when you book flights from Sri Lanka to Seattle.

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

    One-way options have recently been found by users for as low as $835 on Turkish Airlines. Other airlines that offer cheap prices include Qatar Airways from $921 and Emirates from $1,036 one-way.

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

    Yes. In addition to deals on Sri Lanka to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Sri Lanka to Seattle?

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

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

    Yes. Cheapflights offers flight deals from Sri Lanka 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 Sri Lanka to Seattle?

    Currently, January is the cheapest month in which you can book a flight from Sri Lanka to Seattle (average of $238). Flying from Sri Lanka to Seattle in July is currently the most expensive (average of $411). 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

Traveling to a place near Sri Lanka?

Book flights to Sri Lanka if you plan to visit one of these locations
SeaTac
Tukwila
Tacoma
Renton
Lakewood
Ocean Shores
Lacey
Leavenworth
Federal Way
Olympia
Shoreline
Cle Elum
Centralia
Aberdeen
Kent
Lynnwood
Shelton
Silverdale
Redmond
Issaquah

Browse 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.

Alternative routes for Sri Lanka to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Sri Lanka to Seattle

Discover the top 4 airlines that operate flights from Sri Lanka to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapest$970Average$1,373FlexibilityNo cancel feeOn-time81%
Qatar AirwaysCheapest$1,009Average$1,362FlexibilityNo cancel feeOn-time68%
Turkish AirlinesCheapest$1,120Average$1,449FlexibilityNo cancel feeOn-time77%
EmiratesCheapest$1,395Average$1,490FlexibilityNo cancel feeOn-time75%

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