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Asuncion

$1,306+ Cheap flights from Portland (PDX) to Asuncion (ASU)

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 3/15. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — ASU
Feb 6 — Feb 131
Fri 2/6
Fri 2/13
1 adult, Economy
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Cheap flight deals from Portland to Asuncion

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Asuncion (ASU). 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 January 7, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,306
(Expedia)

Popular in

February

Cheapest in

April

Average price

$1,499
Provider with most accurate pricing for Portland-Asuncion Silvio Pettirossi flight deals.
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Provider most trusted by Cheapflights users for Portland-Asuncion Silvio Pettirossi flights.
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From Portland to Asuncion Silvio Pettirossi
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($144 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($24 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find flight deals from Portland to Asuncion

Cheapest flights from Portland to Asuncion
Explore the most affordable flight options available from Portland to Asuncion. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 7, 2026.

This Expedia deal was found by Cheapflights users on 1/5. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/1510:45 amPDX - ASU
2 stops38h 30mMultiple Airlines
Fri 3/2011:15 amASU - PDX
2 stops28h 59mMultiple Airlines
Deal found 1/5$1,306
This SmartFares deal was found by Cheapflights users on 1/6. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/312:30 pmPDX - ASU
2 stops35h 35mMultiple Airlines
Mon 9/218:10 amASU - PDX
2 stops36h 17mMultiple Airlines
Deal found 1/6$1,334
This Expedia deal was found by Cheapflights users on 1/5. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/137:00 amPDX - ASU
2 stops17h 40mMultiple Airlines
Wed 8/198:10 amASU - PDX
2 stops32h 56mMultiple Airlines
Deal found 1/5$1,342
This Copa Airlines deal was found by Cheapflights users on 1/5. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/143:45 pmPDX - ASU
2 stops28h 30mCopa Airlines
Fri 3/206:42 amASU - PDX
2 stops20h 18mCopa Airlines
Deal found 1/5$1,375
This Gurufare deal was found by Cheapflights users on 1/6. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/2411:00 amPDX - ASU
2 stops20h 30mMultiple Airlines
Thu 4/306:33 amASU - PDX
2 stops40h 54mMultiple Airlines
Deal found 1/6$1,376
This KAYAK deal was found by Cheapflights users on 1/6. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/2710:00 amPDX - ASU
2 stops40h 05mLATAM Airlines
Tue 8/188:10 amASU - PDX
2 stops30h 27mLATAM Airlines
Deal found 1/6$1,405
This United Airlines deal was found by Cheapflights users on 1/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/127:00 amPDX - ASU
2 stops18h 32mUnited Airlines
Thu 3/196:42 amASU - PDX
2 stops43h 10mUnited Airlines
Deal found 1/5$1,424
This KAYAK deal was found by Cheapflights users on 1/5. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/146:30 amPDX - ASU
2 stops25h 55mLATAM Airlines
Mon 3/238:25 amASU - PDX
2 stops30h 05mLATAM Airlines
Deal found 1/5$1,438
This United Airlines deal was found by Cheapflights users on 1/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/247:00 amPDX - ASU
2 stops18h 32mUnited Airlines
Thu 4/306:33 amASU - PDX
3 stops59h 58mUnited Airlines
Deal found 1/6$1,450
This KAYAK deal was found by Cheapflights users on 1/5. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/1510:30 pmPDX - ASU
2 stops27h 45mLATAM Airlines
Mon 3/238:25 amASU - PDX
2 stops30h 05mLATAM Airlines
Deal found 1/5$1,451
This United Airlines deal was found by Cheapflights users on 1/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/127:00 amPDX - ASU
2 stops37h 15mUnited Airlines
Fri 3/206:42 amASU - PDX
2 stops43h 10mUnited Airlines
Deal found 1/5$1,464
This KAYAK deal was found by Cheapflights users on 1/5. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/176:30 amPDX - ASU
2 stops24h 00mLATAM Airlines
Mon 3/238:25 amASU - PDX
2 stops30h 05mLATAM Airlines
Deal found 1/5$1,488

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portland to Asuncion 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 January 7, 2026.
Use the filters below to find and compare flights from Portland to Asuncion that are best for you.

Fly from

Portland

Fly to

Asuncion

Route

Depart

Return

Price

PortlandAsuncion

PDX - ASU

PDXASU

Portland

Tue 3/24

11:00 am-11:30 am

2 stops20h 30m

Asuncion Silvio Pettirossi

Thu 4/30

6:33 am-7:27 pm

2 stops40h 54m

$1,376

PortlandAsuncion

PDX - ASU

PDXASU

Portland

Mon 3/16

7:00 am-5:32 am

2 stops18h 32m

Asuncion Silvio Pettirossi

Mon 3/23

6:42 am-9:52 pm

2 stops43h 10m

$1,424

PortlandAsuncion

PDX - ASU

PDXASU

Portland

Sat 3/14

6:30 am-12:25 pm

2 stops25h 55m

Asuncion Silvio Pettirossi

Mon 3/23

8:25 am-10:30 am

2 stops30h 05m

$1,438

PortlandAsuncion

PDX - ASU

PDXASU

Portland

Tue 3/24

7:00 am-5:32 am

2 stops18h 32m

Asuncion Silvio Pettirossi

Thu 4/30

6:33 am-2:31 pm

3 stops59h 58m

$1,450

PortlandAsuncion

PDX - ASU

PDXASU

Portland

Sun 3/15

10:30 pm-6:15 am

2 stops27h 45m

Asuncion Silvio Pettirossi

Mon 3/23

8:25 am-10:30 am

2 stops30h 05m

$1,451

PortlandAsuncion

PDX - ASU

PDXASU

Portland

Thu 3/12

7:00 am-12:15 am

2 stops37h 15m

Asuncion Silvio Pettirossi

Sat 3/21

6:42 am-9:52 pm

2 stops43h 10m

$1,464

PortlandAsuncion

PDX - ASU

PDXASU

Portland

Thu 3/12

7:00 am-12:15 am

2 stops37h 15m

Asuncion Silvio Pettirossi

Fri 3/20

6:42 am-9:52 pm

2 stops43h 10m

$1,464

PortlandAsuncion

PDX - ASU

PDXASU

Portland

Thu 3/12

7:00 am-12:15 am

2 stops37h 15m

Asuncion Silvio Pettirossi

Sun 3/22

6:42 am-9:52 pm

2 stops43h 10m

$1,464

PortlandAsuncion

PDX - ASU

PDXASU

Portland

Wed 3/18

10:58 am-5:40 pm

2 stops26h 42m

Asuncion Silvio Pettirossi

Mon 3/23

8:25 am-10:30 am

2 stops30h 05m

$1,488

PortlandAsuncion

PDX - ASU

PDXASU

Portland

Thu 3/12

6:30 am-10:25 am

2 stops23h 55m

Asuncion Silvio Pettirossi

Wed 3/18

8:25 am-10:30 am

2 stops30h 05m

$1,527

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/6

Showing 1-10 of 12 results
1
2

Compare providers for flights from Portland to Asuncion

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 Asuncion in January.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*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-Asuncion flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Portland-Asuncion flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Portland-Asuncion flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Portland-Asuncion flights, Cheapflights users trust eDreams the most. eDreams 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-Asuncion 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 Asuncion

Have a flexible travel schedule? Discover the best time to fly to Asuncion 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 Asuncion

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

Currently, April is the cheapest month in which you can book a flight from Portland to Asuncion (average of $978). Flying from Portland to Asuncion in February is currently the most expensive (average of $1,699). 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.

Reviews of airlines servicing Asuncion

Get insights into the airlines that provide service to Asuncion. 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 Asuncion. Reviews last updated January 7, 2026.
See what other customers who have flown with LATAM Airlines from Portland to Asuncion have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
LATAM Airlines
7.5
Good
1,898 reviews

Boarding

7.6

Comfort

7.3

Crew

8.1

Overall

7.5

Entertainment

7.0

Food

6.7

Reviews

1 / 20
2.0
Mediocre

JC,Jan 2026

FLN - GRU

Plane was late in FLN and missed connection in GRU. No alternative was given to me until 6 hours later and I was delayed by over 12 hours total.
LATAM Airlines
7.5
Good
1,898 reviews
LATAM Airlines
7.5
Good
1,898 reviews

Boarding

7.6

Comfort

7.3

Crew

8.1

Overall

7.5

Entertainment

7.0

Food

6.7

Reviews

1 / 20
2.0
Mediocre

JC,Jan 2026

FLN - GRU

Plane was late in FLN and missed connection in GRU. No alternative was given to me until 6 hours later and I was delayed by over 12 hours total.

Related info for your journey

Find useful and relevant information for your journey from Portland to Asuncion. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Portland to Asuncion?

    United Airlines and LATAM Airlines can get you from Portland to Asuncion in just under 18h 32m. Your travel time can differ by up to 7h 23m. There are 6364 mi between Portland and Asuncion. This flight may include one or multiple stops.

  • What is the cheapest airline to fly from Portland to Asuncion round-trip?

    Our cheapest airline available from Portland to Asuncion is LATAM Airlines. Our recent data shows that you can find tickets from as low as $1,052 on this airline. You may be able to fly from Portland to Asuncion for 26% less than the average price by searching for this airline.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Portland to Asuncion 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 Asuncion?

    Currently, April is the cheapest month in which you can book a flight from Portland to Asuncion (average of $978). Flying from Portland to Asuncion in February is currently the most expensive (average of $1,699). 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

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Top airline flying from Portland to Asuncion

Discover the top airline that operate flights from Portland to Asuncion. 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 January 7, 2026.
AirlineCheapestAverageFlexibilityOn-time
LATAM AirlinesCheapest$1,052Average$1,550FlexibilityNo cancel feeOn-time81%

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