S$ 173+ 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 14-3. 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
17 Mar — 24 Mar1
1 adult
1 adult, Economy, 0 bags

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 February 2026.

Good one-way deal

S$ 139 or less
Price to beat on a one-way flight from Portland.
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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 February 2026.

Mon 2-307:30
PDX
-
HND
1 stop14h 20m
United Airlines
Wed 18-316:25
HND
-
PDX
1 stop22h 39m
United Airlines
Deal found 11-2S$ 865
Sun 1-319:57
PDX
-
HND
1 stop25h 53m
United Airlines
Tue 10-316:25
HND
-
PDX
1 stop22h 39m
United Airlines
Deal found 11-2S$ 873
Tue 3-307:30
PDX
-
HND
1 stop14h 20m
United Airlines
Mon 9-316:25
HND
-
PDX
1 stop22h 39m
United Airlines
Deal found 11-2S$ 883
Sun 26-419:14
PDX
-
HND
1 stop26h 41m
United Airlines
Sat 9-522:55
HND
-
PDX
1 stop14h 03m
United Airlines
Deal found 11-2S$ 891
Mon 20-705:15
PDX
-
HND
1 stop31h 15m
United Airlines
Tue 18-822:55
HND
-
PDX
1 stop17h 58m
United Airlines
Deal found 11-2S$ 897
Sat 11-705:15
PDX
-
HND
2 stops17h 50m
United Airlines
Tue 4-815:50
HND
-
PDX
1 stop16h 57m
United Airlines
Deal found 12-2S$ 907
Tue 28-405:30
PDX
-
HND
1 stop16h 45m
Delta
Thu 7-516:05
HND
-
PDX
1 stop14h 47m
Delta
Deal found 13-2S$ 913
Mon 2-307:15
PDX
-
HND
1 stop13h 50m
Delta
Thu 12-317:35
HND
-
PDX
1 stop17h 23m
Delta
Deal found 14-2S$ 915
Sat 28-215:59
PDX
-
HND
1 stop29h 06m
Delta
Wed 13-516:35
HND
-
PDX
1 stop18h 48m
Delta
Deal found 15-2S$ 921
Sat 18-413:05
PDX
-
HND
1 stop32h 55m
Delta
Wed 6-516:35
HND
-
PDX
1 stop15h 03m
Delta
Deal found 13-2S$ 922
Mon 20-419:14
PDX
-
HND
1 stop17h 46m
United Airlines
Fri 15-522:55
HND
-
PDX
1 stop18h 04m
United Airlines
Deal found 13-2S$ 929
Tue 4-817:34
PDX
-
SIN
1 stop23h 16m
Singapore Airlines
Tue 8-909:00
SIN
-
PDX
1 stop18h 22m
Singapore Airlines
Deal found 12-2S$ 1,084

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 February 2026. 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

Mon 2-3

07:30-14:50

1 stop14h 20m

Tokyo Haneda

Wed 18-3

16:25-23:04

1 stop22h 39m

S$ 865

PortlandTokyo

PDX - HND

PDXHND

Portland

Tue 3-3

07:30-14:50

1 stop14h 20m

Tokyo Haneda

Mon 9-3

16:25-23:04

1 stop22h 39m

S$ 883

PortlandTokyo

PDX - HND

PDXHND

Portland

Mon 20-7

05:15-04:30

1 stop31h 15m

Tokyo Haneda

Tue 18-8

22:55-00:53

1 stop17h 58m

S$ 897

PortlandTokyo

PDX - HND

PDXHND

Portland

Tue 28-4

09:05-14:15

1 stop13h 10m

Tokyo Haneda

Wed 20-5

16:35-23:01

1 stop22h 26m

S$ 913

PortlandTokyo

PDX - HND

PDXHND

Portland

Wed 29-4

07:05-14:15

1 stop15h 10m

Tokyo Haneda

Tue 19-5

16:35-16:23

1 stop15h 48m

S$ 913

PortlandTokyo

PDX - HND

PDXHND

Portland

Sun 1-3

07:15-14:05

1 stop13h 50m

Tokyo Haneda

Tue 10-3

17:35-18:58

1 stop17h 23m

S$ 913

PortlandTokyo

PDX - HND

PDXHND

Portland

Sun 1-3

07:15-14:05

1 stop13h 50m

Tokyo Haneda

Wed 11-3

16:50-13:09

1 stop12h 19m

S$ 915

PortlandTokyo

PDX - HND

PDXHND

Portland

Mon 20-4

07:15-13:55

1 stop14h 40m

Tokyo Haneda

Wed 6-5

21:55-00:59

2 stops19h 04m

S$ 934

PortlandTokyo

PDX - HND

PDXHND

Portland

Mon 20-4

10:45-22:50

2 stops20h 05m

Tokyo Haneda

Mon 4-5

02:00-22:42

2 stops36h 42m

S$ 939

PortlandTokyo

PDX - HND

PDXHND

Portland

Tue 21-4

10:45-22:50

2 stops20h 05m

Tokyo Haneda

Mon 4-5

02:00-22:42

2 stops36h 42m

S$ 939

Flights are sorted by cheapest return flights first.

Deals found on 14-2

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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 13 February 2026.

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 8 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$ 874). Flying from Portland in December will prove the most costly (average of S$ 1,043). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

What are popular destinations to fly to from Portland?

From Portland you can expect to find greater availability for the following destinations: Los Angeles (390 flights per day), Seattle (363 flights per day) and San Francisco (305 flights per day).

San Francisco
San Francisco
From S$ 113

What is the cheapest place to fly to from Portland?

The cheapest city to fly to from Portland is San Francisco, with prices starting at S$ 113. Explore other affordable destinations below.

San Francisco
San Francisco
From S$ 113

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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 February 2026.

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

    This month, the top selected destinations from Portland are Burbank, Austin, Atlanta. 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$ 113 to San Francisco (prices may vary depending on the airline and departure time). On average, users have booked flights for S$ 175 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 Vancouver Intl Airport from S$ 2,375

  • 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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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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