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$616+ Cheap flights from Portland (PDX) to Sri Lanka

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 12/4. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — CMB
Dec 10 — Dec 171
Wed 12/10
Wed 12/17
1 adult, Economy
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Cheap flight deals from Portland to Sri Lanka

Keep the following information in mind while searching for Portland to Sri Lanka flight deals. Data was last updated November 10, 2025.

Round-trip from

$1,017
(oojo)

One-way from

$616
(TravelUp)

Popular in

December

Cheapest in

October

Average price

$1,348
From Portland to Sri Lanka
Search Deals
One-way flight from Portland to Sri Lanka
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($161 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($25 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Portland to Sri Lanka

Cheapest flights from Portland to Sri Lanka
Explore the most affordable flight options available from Portland to Sri Lanka. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 10, 2025.

This Gurufare deal was found by Cheapflights users on 11/9. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/287:18 amPDX - CMB
2 stops46h 12mMultiple Airlines
Tue 12/168:20 pmCMB - PDX
2 stops33h 40mMultiple Airlines
Deal found 11/9$1,024
This FlightHub deal was found by Cheapflights users on 11/8. 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.
Tue 11/186:29 amPDX - CMB
2 stops47h 01mChina Eastern
Thu 12/48:20 pmCMB - PDX
2 stops33h 45mChina Eastern
Deal found 11/8$1,079
This Gurufare deal was found by Cheapflights users on 11/8. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/186:29 amPDX - CMB
2 stops47h 01mChina Eastern
Tue 12/28:20 pmCMB - PDX
2 stops33h 45mChina Eastern
Deal found 11/8$1,117
This FlightHub deal was found by Cheapflights users on 11/10. 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.
Tue 11/187:00 amPDX - CMB
2 stops27h 00mCathay Pacific
Wed 12/1012:45 amCMB - PDX
2 stops29h 35mCathay Pacific
Deal found 11/10$1,173
This Gurufare deal was found by Cheapflights users on 11/10. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/177:00 amPDX - CMB
2 stops27h 00mCathay Pacific
Tue 12/912:45 amCMB - PDX
2 stops29h 15mCathay Pacific
Deal found 11/10$1,190
This Cathay Pacific deal was found by Cheapflights users on 11/10. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/175:55 pmPDX - CMB
2 stops40h 05mCathay Pacific
Mon 12/812:45 amCMB - PDX
2 stops29h 15mCathay Pacific
Deal found 11/10$1,195
This Cathay Pacific deal was found by Cheapflights users on 11/10. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/165:41 pmPDX - CMB
2 stops40h 19mCathay Pacific
Wed 12/1012:45 amCMB - PDX
2 stops26h 20mCathay Pacific
Deal found 11/10$1,202
This Cathay Pacific deal was found by Cheapflights users on 11/9. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/296:00 amPDX - CMB
2 stops28h 00mMultiple Airlines
Mon 12/1512:45 amCMB - PDX
2 stops46h 35mMultiple Airlines
Deal found 11/9$1,207
This Gurufare deal was found by Cheapflights users on 11/10. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/267:18 amPDX - CMB
2 stops46h 12mMultiple Airlines
Sun 12/148:20 pmCMB - PDX
2 stops33h 45mMultiple Airlines
Deal found 11/10$1,213
This FlightHub deal was found by Cheapflights users on 11/10. 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.
Tue 11/187:00 amPDX - CMB
2 stops27h 00mCathay Pacific
Thu 12/1112:45 amCMB - PDX
2 stops29h 15mCathay Pacific
Deal found 11/10$1,223
This Cathay Pacific deal was found by Cheapflights users on 11/9. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/269:30 pmPDX - CMB
2 stops36h 30mMultiple Airlines
Sun 12/1412:45 amCMB - PDX
2 stops35h 10mMultiple Airlines
Deal found 11/9$1,232

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portland 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, Cheapflights users made 2,558,603 searches. Data last updated November 10, 2025.
Use the filters below to find and compare flights from Portland to Sri Lanka that are best for you.

Fly from

Portland

Fly to

Sri Lanka

Route

Depart

Return

Price

PortlandColombo

PDX - CMB

PDXCMB

Portland

Mon 2/9

9:30 pm-11:30 pm

2 stops36h 30m

Colombo Bandaranaike Intl

Tue 2/17

12:45 am-9:35 am

2 stops46h 20m

$1,056

PortlandColombo

PDX - CMB

PDXCMB

Portland

Tue 2/10

2:57 pm-10:45 am

2 stops30h 18m

Colombo Bandaranaike Intl

Mon 2/16

12:45 am-10:55 am

2 stops23h 40m

$1,080

PortlandColombo

PDX - CMB

PDXCMB

Portland

Tue 1/13

7:24 am-10:45 am

3 stops37h 51m

Colombo Bandaranaike Intl

Wed 2/11

12:45 am-10:55 am

2 stops23h 40m

$1,102

PortlandColombo

PDX - CMB

PDXCMB

Portland

Mon 1/12

9:30 pm-11:30 pm

2 stops36h 30m

Colombo Bandaranaike Intl

Wed 2/11

12:45 am-12:36 pm

2 stops25h 21m

$1,140

PortlandColombo

PDX - CMB

PDXCMB

Portland

Fri 1/30

9:30 pm-11:30 pm

2 stops36h 30m

Colombo Bandaranaike Intl

Sat 2/7

12:45 am-12:38 pm

2 stops25h 23m

$1,174

PortlandColombo

PDX - CMB

PDXCMB

Portland

Tue 2/24

1:45 pm-2:45 am

2 stops23h 30m

Colombo Bandaranaike Intl

Fri 3/6

7:30 pm-4:28 pm

2 stops34h 28m

$1,183

PortlandColombo

PDX - CMB

PDXCMB

Portland

Mon 2/9

1:38 pm-2:45 am

2 stops23h 37m

Colombo Bandaranaike Intl

Wed 2/18

11:15 am-4:28 pm

2 stops42h 43m

$1,186

PortlandColombo

PDX - CMB

PDXCMB

Portland

Thu 12/4

7:04 am-7:00 pm

2 stops46h 26m

$616

PortlandColombo

PDX - CMB

PDXCMB

Portland

Fri 2/13

7:00 am-1:55 am

2 stops29h 25m

$639

PortlandColombo

PDX - CMB

PDXCMB

Portland

Mon 12/1

5:20 am-9:25 am

3 stops38h 35m

$641

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/10

Showing 1-10 of 13 results
1
2

Best time to book a flight from Portland to Sri Lanka

Have a flexible travel schedule? Discover the best time to fly to Sri Lanka from Portland 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 Portland to Sri Lanka

What is the cheapest month to book a flight from Portland to Sri Lanka?

Currently, September is the cheapest month in which you can book a flight from Portland to Sri Lanka (average of $1,059). Flying from Portland to Sri Lanka in December is currently the most expensive (average of $1,438). 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.

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

Find hourly flight availability from Portland to Sri Lanka. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 10, 2025.

It’s typically best to fly out from Portland to Sri Lanka in the evening. Doing so could potentially save you 14% on the flight price compared to flying in the afternoon, which is usually more expensive.

Reviews of airlines servicing Sri Lanka

Get insights into the airlines that provide service to Sri Lanka. 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 Sri Lanka. Reviews last updated November 10, 2025.
Get a feel of what it's like to fly with Singapore Airlines, Qatar Airways, and Air Canada from Portland to Sri Lanka by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.1
Very good
1,396 reviews

Crew

8.6

Entertainment

8.0

Food

7.7

Comfort

8.0

Overall

8.1

Boarding

8.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Singapore Airlines
8.1
Very good
1,396 reviews
Singapore Airlines
8.1
Very good
1,396 reviews

Crew

8.6

Entertainment

8.0

Food

7.7

Comfort

8.0

Overall

8.1

Boarding

8.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Qatar Airways
7.4
Good
3,661 reviews
Singapore Airlines
8.1
Very good
1,396 reviews

Crew

8.6

Entertainment

8.0

Food

7.7

Comfort

8.0

Overall

8.1

Boarding

8.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Air Canada
7.1
Good
10,436 reviews
Singapore Airlines
8.1
Very good
1,396 reviews

Crew

8.6

Entertainment

8.0

Food

7.7

Comfort

8.0

Overall

8.1

Boarding

8.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.

Related info for your journey

Find useful and relevant information for your journey from Portland to Sri Lanka. 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 from for flights from Portland to Sri Lanka?

    Portland (PDX) is the airport you will fly out of if you book a flight from Portland to Sri Lanka. It is only a 6.0 mi journey to Portland (PDX) from Portland’s city center.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Portland to Sri Lanka (average of $1,059). Flying from Portland to Sri Lanka in December is currently the most expensive (average of $1,438). 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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Top 3 airlines flying from Portland to Sri Lanka

Discover the top 3 airlines that operate flights from Portland to Sri Lanka. 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 November 10, 2025.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapest$1,040Average$1,534FlexibilityNo cancel feeOn-time81%
Qatar AirwaysCheapest$1,143Average$1,368FlexibilityNo cancel feeOn-time68%
Air CanadaCheapest$1,479Average$1,517FlexibilityNo cancel feeOn-time67%

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