HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Colombo

$1,119+ Cheap flights from Portland (PDX) to Bandaranaike Intl (CMB)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/17. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — CMB
May 5 — May 121
Mon 5/5
Mon 5/12
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Portland to Colombo with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Portland to Colombo Bandaranaike Intl are usually found in September or March, booked 77 days in advance, depart on a Tuesday or Friday and return on a Monday

Cheap flight deals from Portland to Colombo

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Colombo (CMB). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 30, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$1,375
(FlightHub)

Popular in

June

Cheapest in

September

Average price

$1,217
Provider with most accurate pricing for Portland-Colombo Bandaranaike Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Colombo Bandaranaike Intl flights.
Search Deals
From Portland to Colombo Bandaranaike Intl
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($286 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($67 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

Find flight deals from Portland to Colombo

Cheapest flights from Portland to Colombo
Explore the most affordable flight options available from Portland to Colombo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 30, 2025.

This oojo deal was found by Cheapflights users on 4/27. 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.
Wed 9/172:30 pmPDX - CMB
2 stops44h 30mCathay Pacific
Tue 10/2812:45 amCMB - PDX
2 stops35h 04mCathay Pacific
Deal found 4/27$1,119
This oojo deal was found by Cheapflights users on 4/27. 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.
Wed 9/171:24 pmPDX - CMB
2 stops24h 11mQatar Airways
Wed 10/294:15 amCMB - PDX
2 stops32h 08mQatar Airways
Deal found 4/27$1,162
This Orbitz deal was found by Cheapflights users on 4/28. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/76:30 pmPDX - CMB
1 stop28h 30mMultiple Airlines
Tue 1/1312:50 pmCMB - PDX
1 stop41h 15mMultiple Airlines
Deal found 4/28$1,229
This Justfly.com deal was found by Cheapflights users on 4/29. 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 11/139:30 pmPDX - CMB
2 stops36h 30mSingapore Airlines
Sat 11/2912:45 amCMB - PDX
2 stops23h 40mSingapore Airlines
Deal found 4/29$1,331
This FlightHub deal was found by Cheapflights users on 4/29. 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.
Wed 11/126:00 amPDX - CMB
2 stops47h 30mChina Eastern
Mon 12/18:20 pmCMB - PDX
2 stops33h 22mChina Eastern
Deal found 4/29$1,367
This Air Canada deal was found by Cheapflights users on 4/29. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/137:05 pmPDX - CMB
2 stops38h 55mAir Canada
Fri 11/2812:45 amCMB - PDX
2 stops31h 09mAir Canada
Deal found 4/29$1,399
This oojo deal was found by Cheapflights users on 4/28. 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 7/2410:40 amPDX - CMB
2 stops33h 25mEmirates
Sun 8/108:35 pmCMB - PDX
3 stops34h 53mEmirates
Deal found 4/28$1,712

Cheapflights Fare Finder

Customize your flight search to find flights from Portland to Colombo 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 30, 2025.
Use the filters below to find and compare flights from Portland to Colombo Bandaranaike Intl Airport that are best for you.

Fly from

Portland

Fly to

Colombo

Route

Depart

Return

Price

PortlandColombo

PDX - CMB

PDXCMB

Portland

Wed 9/17

2:30 pm-11:30 pm

2 stops44h 30m

Colombo Bandaranaike Intl

Tue 10/28

12:45 am-11:19 pm

2 stops35h 04m

$1,119

PortlandColombo

PDX - CMB

PDXCMB

Portland

Wed 9/17

1:24 pm-2:05 am

2 stops24h 11m

Colombo Bandaranaike Intl

Wed 10/29

4:15 am-11:53 pm

2 stops32h 08m

$1,162

PortlandColombo

PDX - CMB

PDXCMB

Portland

Wed 9/17

5:35 pm-11:35 pm

2 stops41h 30m

Colombo Bandaranaike Intl

Tue 10/28

12:45 am-10:24 pm

3 stops34h 09m

$1,327

PortlandColombo

PDX - CMB

PDXCMB

Portland

Fri 8/1

6:15 am-12:45 pm

2 stops42h 00m

Colombo Bandaranaike Intl

Sat 8/16

12:05 am-6:46 pm

2 stops31h 11m

$1,525

PortlandColombo

PDX - CMB

PDXCMB

Portland

Thu 7/24

10:40 am-8:35 am

2 stops33h 25m

Colombo Bandaranaike Intl

Sun 8/10

8:35 pm-6:58 pm

3 stops34h 53m

$1,712

PortlandColombo

PDX - CMB

PDXCMB

Portland

Fri 8/1

7:00 am-11:35 pm

3 stops52h 05m

Colombo Bandaranaike Intl

Sun 8/17

11:05 am-9:45 am

2 stops59h 10m

$1,853

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/27

Compare providers for flights from Portland to Colombo

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Portland to Colombo in April.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*2 stars
ExpediaPrice Accuracy1 starTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Portland-Colombo Bandaranaike Intl Airport flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Portland-Colombo Bandaranaike Intl Airport flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Portland-Colombo Bandaranaike Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Portland-Colombo Bandaranaike Intl Airport flights, Cheapflights users trust AranGrant the most. AranGrant has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Portland-Colombo Bandaranaike Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Portland to Colombo

Have a flexible travel schedule? Discover the best time to fly to Colombo 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 Colombo Bandaranaike Intl Airport

How far ahead should I book a flight from Portland to Colombo Bandaranaike Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Portland to Colombo. Price data was last updated on April 25, 2025.

The best time to book flights from Portland to Colombo Bandaranaike Intl Airport is 77 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Portland to Colombo Bandaranaike Intl Airport?

Currently, September is the cheapest month in which you can book a flight from Portland to Colombo Bandaranaike Intl Airport (average of $1,049). Flying from Portland to Colombo Bandaranaike Intl Airport in December is currently the most expensive (average of $1,850). 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 CMB?

Find hourly flight availability from Portland to Colombo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 30, 2025.

A simple way to save on the total cost of your ticket is to fly from Portland to Colombo Bandaranaike Intl Airport in the evening. If you’re flexible enough to do this you can expect to save up to 23% on your trip compared to booking a flight in the morning.

What is the cheapest day to fly from Portland to Colombo Bandaranaike Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from Portland to Colombo. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Portland to Colombo Bandaranaike Intl Airport flight should consider departing on Thursday at noon when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Colombo by month

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

In terms of precipitation, rainfall in Colombo Bandaranaike Intl Airport ranges from 2.4 - 13.8 inches per month. October is typically the wettest month, when rainfall can reach 13.8 in. February is typically the driest time to visit Colombo Bandaranaike Intl Airport when rainfall is around 2.4 in.

Temperature in Colombo by month

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

If weather is an important factor for your trip to Colombo Bandaranaike Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, March is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 80.6 F).

Reviews of airlines servicing Colombo

Get insights into the airlines that provide service to Colombo. 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 Colombo. Reviews last updated April 30, 2025.
Singapore Airlines
8.1
Very good
1,292 reviews

Food

7.7

Boarding

8.2

Comfort

7.9

Overall

8.1

Crew

8.6

Entertainment

8.0

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
1,292 reviews
Singapore Airlines
8.1
Very good
1,292 reviews

Food

7.7

Boarding

8.2

Comfort

7.9

Overall

8.1

Crew

8.6

Entertainment

8.0

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.
Emirates
8.0
Very good
3,213 reviews
Singapore Airlines
8.1
Very good
1,292 reviews

Food

7.7

Boarding

8.2

Comfort

7.9

Overall

8.1

Crew

8.6

Entertainment

8.0

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
3,563 reviews
Singapore Airlines
8.1
Very good
1,292 reviews

Food

7.7

Boarding

8.2

Comfort

7.9

Overall

8.1

Crew

8.6

Entertainment

8.0

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 Colombo. 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 Colombo Bandaranaike Intl?

    If you book a flight to Colombo Bandaranaike Intl from Portland, you will be flying from Portland, which is the city’s only airport. Portland (PDX) is located 6.0 mi from the center of Portland. There are 0 flights from Portland to Colombo Bandaranaike Intl per day from 3 different airlines.

  • What are the cheapest airlines flying from Portland to Colombo Bandaranaike Intl Airport round-trip?

    Flying on Qatar Airways is currently your cheapest option to Colombo Bandaranaike Intl Airport, with prices starting at $1,375. Additional round-trip tickets that might be worth considering are offered by Emirates and Singapore Airlines, with the lowest prices starting at $1,712 and $2,180, respectively.

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

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

  • How can I find direct flights from Portland to Colombo?

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

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

    Yes. Cheapflights offers flight deals from Portland to Colombo 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 Colombo Bandaranaike Intl Airport?

    Currently, September is the cheapest month in which you can book a flight from Portland to Colombo Bandaranaike Intl Airport (average of $1,049). Flying from Portland to Colombo Bandaranaike Intl Airport in December is currently the most expensive (average of $1,850). 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 Portland?

Book flights to Portland if you plan to visit one of these locations
Negombo

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 Portland to Colombo

See prices for flight routes from nearby airports that may be better suited for you.
Eugene to Colombo flights
Medford to Colombo flights

Top 3 airlines flying from Portland to Colombo

Discover the top 3 airlines that operate flights from Portland to Colombo. 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 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapest$953Average$1,444FlexibilityNo cancel feeOn-time81%
Qatar AirwaysCheapest$995Average$1,339FlexibilityNo cancel feeOn-time68%
Air CanadaCheapest$1,479Average$1,517FlexibilityNo cancel feeOn-time67%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.