$411 Cheap flights from Portland Intl. to Changi (PDX to SIN)

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Find The Best Dates To Fly from Portland Intl. to Changi

Compare Flight Prices from Portland to Singapore

Affordable Airfare Tickets from PDX to SIN Airport

The cheapest flights to Changi found within the past 7 days were $755 round trip and $411 one way. Prices and availability subject to change. Additional terms may apply.

Thu, Sep 11 - Tue, Sep 23
PDX
Portland
SIN
Singapore
$755 Roundtrip, found 5 days ago
$755
Roundtrip
found 5 days ago
Select Air Canada flight, departing Thu, Sep 11 from Portland to Singapore, returning Tue, Sep 23, priced at $755 found 5 days ago
Thu, Sep 11 - Tue, Sep 23
PDX
Portland
SIN
Singapore
$808 Roundtrip, found 5 days ago
$808
Roundtrip
found 5 days ago
Select Korean Air flight, departing Thu, Sep 11 from Portland to Singapore, returning Tue, Sep 23, priced at $808 found 5 days ago
Sun, Aug 24 - Sun, Sep 7
PDX
Portland
SIN
Singapore
$938 Roundtrip, found 1 day ago
$938
Roundtrip
found 1 day ago
Select All Nippon Airways flight, departing Sun, Aug 24 from Portland to Singapore, returning Sun, Sep 7, priced at $938 found 1 day ago
Tue, Sep 16 - Tue, Sep 30
PDX
Portland
SIN
Singapore
$968 Roundtrip, found 1 day ago
$968
Roundtrip
found 1 day ago
Select Japan Airlines flight, departing Tue, Sep 16 from Portland to Singapore, returning Tue, Sep 30, priced at $968 found 1 day ago
Thu, Aug 21 - Mon, Aug 25
PDX
Portland
SIN
Singapore
$1,097 Roundtrip, found 6 hours ago
$1,097
Roundtrip
found 6 hours ago
Select Cathay Pacific flight, departing Thu, Aug 21 from Portland to Singapore, returning Mon, Aug 25, priced at $1,097 found 6 hours ago
Wed, Jan 14 - Tue, Jan 27
PDX
Portland
SIN
Singapore
$1,136 Roundtrip, found 1 day ago
$1,136
Roundtrip
found 1 day ago
Select Singapore Airlines flight, departing Wed, Jan 14 from Portland to Singapore, returning Tue, Jan 27, priced at $1,136 found 1 day ago
Thu, Sep 11 - Tue, Sep 23
PDX
Portland
SIN
Singapore
$1,174 Roundtrip, found 5 days ago
$1,174
Roundtrip
found 5 days ago
Select STARLUX Airlines flight, departing Thu, Sep 11 from Portland to Singapore, returning Tue, Sep 23, priced at $1,174 found 5 days ago
Thu, Sep 11 - Tue, Sep 23
PDX
Portland
SIN
Singapore
$1,213 Roundtrip, found 5 days ago
$1,213
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Thu, Sep 11 from Portland to Singapore, returning Tue, Sep 23, priced at $1,213 found 5 days ago
Thu, Sep 18 - Thu, Sep 25
PDX
Portland
SIN
Singapore
$1,213 Roundtrip, found 20 hours ago
$1,213
Roundtrip
found 20 hours ago
Select Qatar Airways flight, departing Thu, Sep 18 from Portland to Singapore, returning Thu, Sep 25, priced at $1,213 found 20 hours ago
Thu, Sep 11 - Tue, Sep 23
PDX
Portland
SIN
Singapore
$1,514 Roundtrip, found 5 days ago
$1,514
Roundtrip
found 5 days ago
Select Asiana Airlines flight, departing Thu, Sep 11 from Portland to Singapore, returning Tue, Sep 23, priced at $1,514 found 5 days ago

Frequently asked questions

Can I catch a flight from PDX Airport to Changi Airport right now?
Be sure to check out our Covid-19 Travel Advisor to learn if there are any present travel advice reports or quarantine requirements in place in Singapore Airport when flying from Portland Intl. Airport (PDX).
If I am not able to travel due to COVID-19, can I change my booking to a later date?
For more info about changing your flight to Changi Airport, please visit our Customer Service Portal.
What is the flight distance from PDX Airport to Changi Airport (SIN)?
With 8,100 mi separating Portland and Singapore, you’ll have more than enough time to rest and relax. Enjoy the entertainment on board, write in your journal or get some shut-eye.
What airlines fly from PDX to SIN?
Currently, no airlines offer direct flights between Portland Intl. Airport (PDX) and Singapore Airport. Save time and avoid annoying layovers by researching the quickest routes in advance.
What airlines have practices regarding COVID-19 in place and use social distancing?
From the moment you enter the departure terminal to when you leave the arrivals terminal, if you’re flying with Singapore Airlines, Jetstar Asia Airways or Scoot you can be sure that COVID-19 measures and social distancing rules have been adhered to. Many airlines have introduced capped capacity flights and keeping the middle seat empty.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It’s possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

Flight information from Portland to Singapore

 

Traveling From
Portland Intl.
Traveling To
Changi
Shortest Flight Time
 hours mins
Earliest Departure Time
Latest Departure Time
Lowest Flight Price
$755

Route Info

Flight path for flights from Portland International Airport to Changi International Airport.


Origin:
PDX - Portland International Airport
Destination:
SIN - Changi International Airport
Distance:
8,184.00 miles


Discover our best flights from Portland PDX to Singapore SIN. 

With 20 airlines to choose from on Travelocity, you can easily find the best option for you. Use our filters to sort by price, compare airlines, and find the most convenient flight times. 

 

Find our best return flights from Portland PDX to Singapore SIN at the right price  

Airfares to Singapore SIN from Portland PDX currently cost between $755 and $1,514. It’s usually cheaper to book a round trip than two separate one-way flights. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way flights from Portland PDX to Singapore SIN 

If you want to be flexible about when you return, or keep your travel options open ended, a one-way flight could be just the ticket! You’ll find one-way airfares from Portland PDX to Singapore SIN on Travelocity starting at $411. Prices and availability subject to change. Additional terms may apply. 

 

Get to Singapore SIN from Portland PDX quicker with direct flights. 

Get to Singapore faster, without the hassle of changing planes and moving baggage, by booking a direct flight. Expect your direct flight to SIN from PDX to take around hour(s) min(s).  

 

Find our cheapest airfares for flights from Portland PDX to Singapore SIN

Find cheap flight deals by using our search filters to sort results starting with the lowest price airfares to SIN from PDX. Our Price Match Promise means if you find a lower rate on Travelocity.com or on another US-based website within 24 hours of booking, we’ll credit or refund the difference.  

 

Get our best airfare deals for your flight from Portland PDX to Singapore SIN today 

If you’re flexible about when you travel, September is usually the cheapest month to fly from Portland PDX to Singapore SIN. If you need to be more specific, search by date and arrival and departure times.Then, compare prices across different airlines, and sort results by lowest price first. 

 

Book flexible airline tickets for flights to Singapore SIN from Portland PDX 

Some airlines let you change your travel dates without charging a fee. Use our ‘no change fee’ filter to see which flights to SIN from PDX have this option.  

 

Travel with confidence when you book flights to Singapore SIN from Portland PDX with Travelocity 

We’ve secured fantastic deals with all the main airline carriers and it’s easy to compare, choose, and book with Travelocity. With 24/7 customer service and our free 'App', we’ll always keep you moving. 

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.