Cheap Flights from Portland to Colombo Bandaranayake

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Find the cheapest month to fly from Portland to Colombo Bandaranayake

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Portland to Colombo Bandaranayake flights are currently cheapest in January.

Portland to Colombo Bandaranayake: Alternative routes

Compare routes from Portland to Colombo below. You may find an airport to fly into that's cheaper, faster, or easier than Colombo Bandaranayake.

Portland to Colombo: Flight information

The things to know before you go.
Cheapest flight foundR 8,872
Cheapest month to flyJanuary

Finding cheap flights from Portland to Colombo Bandaranayake: Frequently asked questions

The best price we found for a return flight from Portland to Colombo Bandaranayake is R 19,152. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Portland to Colombo Bandaranayake. But we found flights with one or more stops from R 19,152.
As of December 2025, there are no flights flying from Portland to Colombo Bandaranayake.
The cheapest month to fly from Portland to Colombo Bandaranayake is usually August.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Portland Airport to Colombo Bandaranayake Airport on Monday, 24 August 2026.
No airlines currently offer direct flights between Portland Airport and Colombo Bandaranayake Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Colombo Bandaranayake but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Colombo is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Alaska Airlines offers the cheapest flight tickets to Colombo Bandaranayake.

Travelling from Portland International Airport (PDX) to Bandaranaike International Airport (CMB): what you need to know

  • The timezone in Colombo is UTC+5:30, which is 12 hours 30 minutes ahead of Portland.

  • Your PDX to CMB flight won't wait if you're late, so be at the airport on time. Arrive up to one hour in advance for domestic flights and two hours ahead for international travel.

  • During popular months like July, you'll want to get to the airport earlier than usual. Plan to arrive two hours before domestic departures and four hours ahead for an international flight whenever you're travelling during a high season in general.

  • If you'd love to discover another city along the way, look for a flight with a stopover. To see your options for tickets from Portland International Airport to Bandaranaike International Airport, deselect 'Direct flights only.' London Heathrow Airport is a well-known stop between PDX and CMB.

How to find the cheapest flights from Portland International Airport (PDX) to Bandaranaike International Airport (CMB)

  • The cheapest price we've seen for a one-way Portland International Airport to Bandaranaike International Airport flight is R 8,872. A return ticket is currently R 19,152. Depending on the availability and when you book, these fares can change.

  • It's a good idea to book ahead of time if you're looking for cheap tickets from PDX to CMB. That's because flight prices are based on demand, which tends to increase closer to departure.

  • Getting cheap flights from Portland International Airport to Bandaranaike International Airport is more likely if you're flexible with your dates. Use the 'Whole month' function to see the lowest fares across the month and snap up a great deal.

  • Save time searching for cheap flights from PDX to CMB by setting up a Price Alert. We'll send you an email or notification through the app when a new low fare is offered.

  • Lock in the perfect flight for you by using the filters. To see the 'Best,' 'Cheapest' or 'Fastest' flights from Portland International Airport to Bandaranaike International Airport, use the 'Sort by' tool. You can also filter by airline, arrival and departure times, and number of stops.

Handy information about Portland International Airport (PDX)

  • You'll find PDX at 7000 NE Airport Way.

  • Portland International Airport earns top marks for its on-time performance. 83.65% of flights that take off from PDX land on time.

  • Central Portland to Portland International Airport is approximately 19 kilometres. Depending on traffic, it'll take about 20 minutes to get there if you're driving, catching a cab or ride-sharing.

  • Expect a journey time of around 45 minutes when using public transport.

  • Have an early flight from Portland International Airport to Bandaranaike International Airport? Avoid rushing to the terminal (and get some extra shut-eye) by choosing one of these stays near PDX:

Arriving at Bandaranaike International Airport (CMB)

  • If you have a late Portland International Airport to Bandaranaike International Airport flight, nothing beats the convenience of being close to the terminal. Grab your luggage from the carousel and then be tucked up in bed shortly after at one of these accommodation options near CMB:

  • Travel at your own pace with a Bandaranaike International Airport rental car. Pick up your wheels from Sr Rent A Car, Green Motion or Sixt and chase adventure across Colombo and beyond.

  • Lock in the best rate by reserving your ride from Bandaranaike International Airport about two weeks ahead of your trip.

Getting from Bandaranaike International Airport (CMB) to central Colombo

  • Bandaranaike International Airport to the centre of Colombo has a drive time of about 40 minutes. It's approximately 32 kilometres away.

  • Getting to the centre on public transport takes roughly 1 hour 30 minutes.

When to fly to Bandaranaike International Airport (CMB)

  • February is the busiest month for flights from Portland International Airport to Bandaranaike International Airport. To skip the crowds, go to Colombo in April.

  • Before locking in your flight from Portland International Airport to Bandaranaike International Airport, think about the kind of weather you like. March is the warmest month in Colombo, with temperatures ranging from 24ºC (75ºF) to 33ºC (91ºF).

  • If you want to travel in cooler conditions, search for a cheap ticket from PDX to CMB in January. Temperatures average between 22ºC (72ºF) and 32ºC (90ºF) then.

Explore more of Sri Lanka

  • Colombo has loads to offer, but there are so many other corners of Sri Lanka you'll want to see. About 18 kilometres south of Colombo, a visit to Moratuwa will keep you busy. Start with leading sights like Boat House, Angulana Beach and Dilmah Conservation One Earth Arboretum.

  • Jaffna is another must-experience destination in Sri Lanka and is around 306 kilometres north of Colombo. No journey is complete without visiting Jaffna Fort, Dambakola Patuna Sangamitta Temple and Jaffna Public Library.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.