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$597+ Cheap flights from Sri Lanka to Washington

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 8/24. Fares are subject to change and may not be available on all flights or dates of travel.
CMB — SEA
Aug 7 — Aug 141
Thu 8/7
Thu 8/14
1 adult, Economy
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Cheap flight deals from Sri Lanka to Washington

Keep the following information in mind while searching for Sri Lanka to Washington flight deals. Data was last updated August 2, 2025.

Round-trip from

$1,455
(Ovago)

One-way from

$597
(Kiwi.com)

Popular in

August

Cheapest in

June

Average price

$1,804
From Sri Lanka to Washington
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One-way flight from Sri Lanka to Washington
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Highest demand for flights based on searches. 5% potential increase in price ($88 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($37 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Sri Lanka to Washington

Cheapest flights from Sri Lanka to Washington
Explore the most affordable flight options available from Sri Lanka to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 2, 2025.

This Ovago deal was found by Cheapflights users on 7/31. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/167:50 amCMB - SEA
2 stops24h 30mMultiple Airlines
Wed 9/31:30 amSEA - CMB
2 stops25h 45mMultiple Airlines
Deal found 7/31$1,455
This Emirates deal was found by Cheapflights users on 8/1. 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.
Mon 9/158:35 pmCMB - SEA
3 stops38h 15mEmirates
Mon 9/225:15 pmSEA - CMB
2 stops36h 45mEmirates
Deal found 8/1$1,633
This Qatar Airways deal was found by Cheapflights users on 7/31. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/168:20 pmCMB - SEA
1 stop28h 55mQatar Airways
Thu 9/44:30 pmSEA - CMB
1 stop22h 05mQatar Airways
Deal found 7/31$2,174
This Singapore Airlines deal was found by Cheapflights users on 7/31. 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 Singapore Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/1512:50 amCMB - SEA
3 stops55h 38mSingapore Airlines
Thu 9/47:00 amSEA - CMB
2 stops28h 05mSingapore Airlines
Deal found 7/31$2,534
This oojo deal was found by Cheapflights users on 8/1. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/164:00 pmCMB - SEA
3 stops42h 29mAir India
Thu 9/411:56 pmSEA - CMB
2 stops27h 39mAir India
Deal found 8/1$3,047

Cheapflights Fare Finder

 
Customize your flight search to find flights from Sri Lanka to Washington 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 August 2, 2025.
Use the filters below to find and compare flights from Sri Lanka to Washington that are best for you.

Fly from

Sri Lanka

Fly to

Washington

Route

Depart

Return

Price

ColomboSeattle

CMB - SEA

CMBSEA

Colombo Bandaranaike Intl

Sat 8/16

7:50 am-7:50 pm

2 stops24h 30m

Seattle/Tacoma Intl

Wed 9/3

1:30 am-3:45 pm

2 stops25h 45m

$1,455

ColomboSeattle

CMB - SEA

CMBSEA

Colombo Bandaranaike Intl

Mon 9/15

5:35 pm-10:20 pm

2 stops41h 15m

Seattle/Tacoma Intl

Mon 9/22

5:15 pm-6:30 pm

2 stops36h 45m

$1,633

ColomboSeattle

CMB - SEA

CMBSEA

Colombo Bandaranaike Intl

Sat 8/16

8:20 pm-12:45 pm

1 stop28h 55m

Seattle/Tacoma Intl

Thu 9/4

4:30 pm-3:05 am

1 stop22h 05m

$2,174

ColomboSeattle

CMB - SEA

CMBSEA

Colombo Bandaranaike Intl

Fri 8/15

12:50 am-7:58 pm

3 stops55h 38m

Seattle/Tacoma Intl

Thu 9/4

7:00 am-11:35 pm

2 stops28h 05m

$2,534

ColomboSeattle

CMB - SEA

CMBSEA

Colombo Bandaranaike Intl

Sat 8/16

4:00 pm-9:59 pm

3 stops42h 29m

Seattle/Tacoma Intl

Thu 9/4

11:56 pm-4:05 pm

2 stops27h 39m

$3,047

ColomboPortland

CMB - PDX

CMBPDX

Colombo Bandaranaike Intl

Sun 8/24

10:40 am-9:47 am

3 stops59h 37m

$597

ColomboSeattle

CMB - SEA

CMBSEA

Colombo Bandaranaike Intl

Wed 8/20

11:15 pm-7:15 pm

2 stops56h 30m

$598

ColomboPortland

CMB - PDX

CMBPDX

Colombo Bandaranaike Intl

Tue 9/2

11:25 am-9:16 pm

2 stops46h 21m

$839

ColomboPortland

CMB - PDX

CMBPDX

Colombo Bandaranaike Intl

Thu 8/28

12:50 am-9:25 am

2 stops45h 05m

$1,023

ColomboPortland

CMB - PDX

CMBPDX

Colombo Bandaranaike Intl

Fri 8/29

8:35 pm-7:10 pm

3 stops35h 05m

$1,220

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Showing 1-10 of 18 results
1
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Best time to book a flight from Sri Lanka to Washington

Have a flexible travel schedule? Discover the best time to fly to Washington 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 Washington

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

Find hourly flight availability from Sri Lanka to Washington. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 2, 2025.

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

Reviews of airlines servicing Washington

Get insights into the airlines that provide service to Washington. 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 Washington. Reviews last updated August 2, 2025.
See what other customers who have flown with Korean Air, Emirates, and Singapore Airlines from Sri Lanka to Washington have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,122 reviews

Entertainment

8.2

Boarding

8.5

Food

8.1

Crew

8.7

Comfort

8.2

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
Korean Air
8.4
Very good
1,122 reviews
Korean Air
8.4
Very good
1,122 reviews

Entertainment

8.2

Boarding

8.5

Food

8.1

Crew

8.7

Comfort

8.2

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
Emirates
8.1
Very good
3,300 reviews
Korean Air
8.4
Very good
1,122 reviews

Entertainment

8.2

Boarding

8.5

Food

8.1

Crew

8.7

Comfort

8.2

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
Singapore Airlines
8.1
Very good
1,338 reviews
Korean Air
8.4
Very good
1,122 reviews

Entertainment

8.2

Boarding

8.5

Food

8.1

Crew

8.7

Comfort

8.2

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
Cathay Pacific
7.6
Good
951 reviews
Korean Air
8.4
Very good
1,122 reviews

Entertainment

8.2

Boarding

8.5

Food

8.1

Crew

8.7

Comfort

8.2

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
Qatar Airways
7.4
Good
3,609 reviews
Korean Air
8.4
Very good
1,122 reviews

Entertainment

8.2

Boarding

8.5

Food

8.1

Crew

8.7

Comfort

8.2

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.

Related info for your journey

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

  • What are the cheapest airlines to fly from Sri Lanka to State of Washington one-way?

    To fly one-way, consider booking your trip with Qatar Airways, which is currently one of the cheapest options available, starting at $839. Cathay Pacific flights start at $1,023 while deals on Emirates start at $1,220 one-way.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Sri Lanka to Washington 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 State of Washington?

    Currently, January is the cheapest month in which you can book a flight from Sri Lanka to State of Washington (average of $238). Flying from Sri Lanka to State of Washington in June is currently the most expensive (average of $389). 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

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Alternative routes for Sri Lanka to Washington

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Top 3 airlines flying from Sri Lanka to Washington

Discover the top 3 airlines that operate flights from Sri Lanka to Washington. 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 August 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
Qatar AirwaysCheapest$1,000Average$1,425FlexibilityNo cancel feeOn-time68%
Singapore AirlinesCheapest$1,001Average$1,377FlexibilityNo cancel feeOn-time81%
EmiratesCheapest$1,487Average$1,493FlexibilityNo cancel feeOn-time75%

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