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$596+ 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 2/10. Fares are subject to change and may not be available on all flights or dates of travel.
CMB — SEA
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
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 October 30, 2025.

Round-trip from

$1,114
(Mytrip)

One-way from

$596
(Kiwi.com)

Popular in

August

Cheapest in

June

Average price

$1,356
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. 10% potential increase in price ($166 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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Average for round-trip flights in October 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 October 30, 2025.

This Mytrip deal was found by Cheapflights users on 10/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1012:40 amCMB - SEA
3 stops34h 56mMultiple Airlines
Sun 1/412:10 amSEA - CMB
2 stops32h 20mMultiple Airlines
Deal found 10/30$1,114
This oojo deal was found by Cheapflights users on 10/30. 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.
Thu 12/1110:00 pmCMB - SEA
1 stop32h 35mTurkish Airlines
Mon 1/57:00 pmSEA - CMB
1 stop21h 50mTurkish Airlines
Deal found 10/30$1,432
This Qatar Airways deal was found by Cheapflights users on 10/30. 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.
Wed 12/103:25 amCMB - SEA
1 stop21h 45mQatar Airways
Mon 1/54:05 pmSEA - CMB
1 stop20h 20mQatar Airways
Deal found 10/30$1,445

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 October 30, 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

Thu 12/11

11:10 pm-6:40 pm

3 stops33h 00m

Seattle/Tacoma Intl

Sun 1/4

12:10 am-10:00 pm

2 stops32h 20m

$1,183

ColomboPortland

CMB - PDX

CMBPDX

Colombo Bandaranaike Intl

Tue 3/10

7:30 pm-10:36 pm

2 stops39h 36m

Portland

Thu 3/12

6:00 am-2:45 am

2 stops32h 15m

$1,236

ColomboPortland

CMB - PDX

CMBPDX

Colombo Bandaranaike Intl

Mon 3/9

3:25 am-11:03 pm

2 stops32h 08m

Portland

Thu 3/12

6:00 am-2:45 am

2 stops32h 15m

$1,288

ColomboSeattle

CMB - SEA

CMBSEA

Colombo Bandaranaike Intl

Wed 3/18

8:00 am-6:05 pm

1 stop22h 35m

Seattle/Tacoma Intl

Sun 3/22

8:00 pm-1:20 pm

1 stop28h 50m

$1,413

ColomboSeattle

CMB - SEA

CMBSEA

Colombo Bandaranaike Intl

Thu 12/11

10:00 pm-5:05 pm

1 stop32h 35m

Seattle/Tacoma Intl

Mon 1/5

7:00 pm-6:20 am

1 stop21h 50m

$1,432

ColomboSeattle

CMB - SEA

CMBSEA

Colombo Bandaranaike Intl

Wed 12/10

3:25 am-11:40 am

1 stop21h 45m

Seattle/Tacoma Intl

Mon 1/5

4:05 pm-1:55 am

1 stop20h 20m

$1,445

ColomboSeattle

CMB - SEA

CMBSEA

Colombo Bandaranaike Intl

Tue 2/10

5:05 pm-9:58 pm

3 stops42h 23m

$596

ColomboPortland

CMB - PDX

CMBPDX

Colombo Bandaranaike Intl

Mon 11/24

11:40 pm-7:35 pm

2 stops57h 25m

$626

ColomboPortland

CMB - PDX

CMBPDX

Colombo Bandaranaike Intl

Sun 11/23

3:25 am-9:20 pm

2 stops55h 25m

$782

ColomboSeattle

CMB - SEA

CMBSEA

Colombo Bandaranaike Intl

Tue 2/10

10:00 pm-5:05 pm

1 stop32h 35m

$896

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Showing 1-10 of 14 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 October 30, 2025.

A simple way to save on the total cost of your ticket is to fly from Sri Lanka to State of Washington at noon. If you’re flexible enough to do this you can expect to save up to 9% on your trip compared to booking a flight in the afternoon.

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 October 30, 2025.
See what other customers who have flown with 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.
Singapore Airlines
8.1
Very good
1,388 reviews

Boarding

8.3

Crew

8.6

Overall

8.1

Food

7.7

Comfort

8.0

Entertainment

8.0

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
1,388 reviews
Singapore Airlines
8.1
Very good
1,388 reviews

Boarding

8.3

Crew

8.6

Overall

8.1

Food

7.7

Comfort

8.0

Entertainment

8.0

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 Washington. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Sri Lanka to State of Washington?

    Airlines like Qatar Airways and American Airlines fly from Sri Lanka to State of Washington in about 32h 08m. The time it takes to get you to your destination can typically vary by up to 7h 28m. Airlines will cover a distance of 8529 mi. This flight may include one or multiple stops.

  • 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.

See more FAQs

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Alternative routes for Sri Lanka to Washington

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

Discover the top airline 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 October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapest$1,001Average$1,377FlexibilityNo cancel feeOn-time81%

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