S$ 147+ Cheap flights from Portland

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 17-9. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
PDX — SIN
20 Aug — 27 Aug1
1 adult

What to know about flights from Portland

Discover essential information about flights departing from Portland, including flight schedules, destinations, airlines operating at the Portland airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 15 August 2025.

Good one-way deal

S$ 174 or less
Price to beat on a one-way flight from Portland.
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Find flights from Portland

Cheapest flights from Portland
Explore the most affordable flight options available from Portland. Find the lowest fares based on data from user searches, with prices last updated on 15 August 2025.

Mon 19-105:45PDX - HND
2 stops22h 25mUnited Airlines
Fri 23-122:55HND - PDX
1 stop14h 10mUnited Airlines
Deal found 14-8S$ 903
Sun 7-906:09PDX - HND
1 stop15h 51mDelta
Thu 18-916:05HND - PDX
1 stop17h 05mDelta
Deal found 13-8S$ 904
Wed 10-917:40PDX - HND
1 stop18h 50mUnited Airlines
Tue 16-922:55HND - PDX
1 stop17h 50mUnited Airlines
Deal found 13-8S$ 905
Sat 6-906:14PDX - HND
1 stop15h 46mDelta
Tue 14-1018:25HND - PDX
1 stop16h 35mDelta
Deal found 14-8S$ 906
Fri 9-105:45PDX - HND
1 stop16h 05mUnited Airlines
Mon 26-119:40HND - PDX
2 stops21h 39mUnited Airlines
Deal found 13-8S$ 908
Thu 28-808:55PDX - HND
1 stop13h 20mDelta
Mon 15-916:05HND - PDX
1 stop17h 05mDelta
Deal found 14-8S$ 909
Sat 13-913:45PDX - HND
1 stop22h 45mUnited Airlines
Wed 24-915:50HND - PDX
1 stop14h 52mUnited Airlines
Deal found 13-8S$ 910
Sun 31-817:45PDX - HND
1 stop28h 30mDelta
Thu 11-918:25HND - PDX
1 stop20h 14mDelta
Deal found 13-8S$ 912
Sat 25-1017:07PDX - HND
1 stop29h 58mDelta
Thu 6-1117:35HND - PDX
1 stop15h 37mDelta
Deal found 14-8S$ 913
Fri 12-919:31PDX - HND
1 stop26h 44mDelta
Thu 2-1018:25HND - PDX
1 stop20h 14mDelta
Deal found 12-8S$ 914
Sat 6-906:14PDX - HND
1 stop15h 46mDelta
Fri 19-918:25HND - PDX
1 stop33h 20mDelta
Deal found 13-8S$ 915
Thu 11-915:35PDX - HND
1 stop30h 40mDelta
Mon 15-916:05HND - PDX
1 stop12h 55mDelta
Deal found 13-8S$ 917

Find flights from Portland within your budget

 
Find flights departing from Portland that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 15 August 2025. In the last 7 days, Cheapflights users made a total of 200,618 searches

Fly to

Singapore

Route

Depart

Return

Price

PortlandTokyo

PDX - HND

PDXHND

Portland

Wed 12-11

06:00-14:50

1 stop15h 50m

Tokyo Haneda

Thu 20-11

22:55-00:45

1 stop18h 50m

S$ 903

PortlandTokyo

PDX - HND

PDXHND

Portland

Mon 25-8

19:35-04:30

1 stop16h 55m

Tokyo Haneda

Wed 10-9

15:50-12:43

1 stop12h 53m

S$ 903

PortlandTokyo

PDX - HND

PDXHND

Portland

Wed 21-1

05:45-21:10

2 stops22h 25m

Tokyo Haneda

Tue 27-1

22:55-20:05

1 stop14h 10m

S$ 903

PortlandTokyo

PDX - HND

PDXHND

Portland

Mon 26-1

05:45-14:50

1 stop16h 05m

Tokyo Haneda

Wed 11-2

19:40-00:19

2 stops21h 39m

S$ 903

PortlandTokyo

PDX - HND

PDXHND

Portland

Sun 30-11

05:30-14:50

1 stop16h 20m

Tokyo Haneda

Tue 23-12

16:25-18:48

1 stop19h 23m

S$ 903

PortlandTokyo

PDX - HND

PDXHND

Portland

Tue 9-9

15:44-04:30

1 stop20h 46m

Tokyo Haneda

Fri 19-9

15:50-22:37

1 stop22h 47m

S$ 903

PortlandTokyo

PDX - HND

PDXHND

Portland

Sun 25-1

05:45-14:50

1 stop16h 05m

Tokyo Haneda

Thu 12-2

16:25-20:05

1 stop20h 40m

S$ 903

PortlandTokyo

PDX - HND

PDXHND

Portland

Tue 20-1

19:30-04:50

1 stop16h 20m

Tokyo Haneda

Thu 29-1

19:40-00:19

2 stops21h 39m

S$ 903

PortlandTokyo

PDX - HND

PDXHND

Portland

Sat 31-1

13:35-04:50

1 stop22h 15m

Tokyo Haneda

Fri 13-2

16:25-18:36

1 stop19h 11m

S$ 903

PortlandTokyo

PDX - HND

PDXHND

Portland

Tue 20-1

05:45-21:10

2 stops22h 25m

Tokyo Haneda

Tue 27-1

19:40-00:19

2 stops21h 39m

S$ 903

Flights are sorted by cheapest return flights first.

Deals found on 13-8

Showing 1-10 of 35 results
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Best time to book a flight from Portland

Have a flexible travel schedule? Discover the best time to fly from Portland with our price prediction graph.
Estimated return 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.

Travel insights for flights from Portland

Get recent, data-driven insights about flights from Portland including ideal travel times, pricing trends, and more.

When is the best time to book a flight from Portland?

Use this chart to determine the optimal time to book a return flight from Portland to Singapore. Price data was last updated on 8 August 2025.

The price you pay for your flight from Portland may vary depending on when you book. For the best chance of a lower fare, look to book 72 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, September is the cheapest month in which you can book a flight from Portland (average of S$ 888). Flying from Portland in December will prove the most costly (average of S$ 1,237). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

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Direct flights from Oregon

Book a direct flight from one of these other cities located in Oregon.
Direct flights from Redmond

Related info for your journey

Access useful and relevant information related to your journey from Portland. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 15 August 2025.

  • What are the most popular destinations to fly to from Portland?

    This month, the top selected destinations from Portland are Boston, Chicago, Burbank. Throughout the year, Boston, Chicago, Atlanta are some of the top choices made by users flying from Portland.

  • What is the cheapest flight from Portland to anywhere?

    Users have flown out of Portland for as low as S$ 164 to Reno (prices may vary depending on the airline and departure time). On average, users have booked flights for S$ 174 to fly from Portland.

  • What is the cheapest premium economy flight from Portland?

    Options for some of the cheapest premium economy flights from Portland we have found on Cheapflights are as follows:
    Portland to San Francisco from S$ 1,480
    Portland to Vancouver Intl Airport from S$ 2,414

  • What is the cheapest month to fly from Portland?

    Currently, the cheapest month for flights from Portland is September. The most expensive month for flights is December. The cheapest prices are shown above but prices will vary according to departure times, airlines, class and how early you book.

  • How does Cheapflights help users find flights from Portland?

    900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight from Portland today with Cheapflights!

  • Why should you use Cheapflights to find cheap flight tickets from Portland?

    Cheapflights helps you find that perfect flight from Portland by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

  • Can Cheapflights find flights from Portland with no change fees?

    Yes! Cheapflights helps users easily find flights from Portland with no change fees.

  • Can Cheapflights notify me if prices for flights from Portland become cheaper?

    Yes! Start tracking prices for flights from Portland today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive the alerts.

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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Portland?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight from Portland today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Portland?

Cheapflights helps you find that perfect flight from Portland by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Portland with no change fees?

Yes! Cheapflights helps users easily find flights from Portland with no change fees.

Can Cheapflights notify me if prices for flights from Portland become cheaper?

Yes! Start tracking prices for flights from Portland today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive the alerts.

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