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Asuncion

$1,147+ 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 9/4. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — ASU
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap 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 29, 2026.

This Travelocity deal was found by Cheapflights users on 1/27. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/410:35 am
PDX
-
ASU
2 stops38h 05m
Multiple Airlines
Wed 9/168:10 am
ASU
-
PDX
2 stops40h 38m
Multiple Airlines
Deal found 1/27$1,147
This LATAM Airlines deal was found by Cheapflights users on 1/28. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/266:30 am
PDX
-
ASU
2 stops19h 35m
LATAM Airlines
Thu 10/298:10 am
ASU
-
PDX
2 stops30h 46m
LATAM Airlines
Deal found 1/28$1,516
This BusinessClass deal was found by Cheapflights users on 1/28. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/2312:09 pm
PDX
-
ASU
2 stops37h 06m
LATAM Airlines
Mon 3/28:25 am
ASU
-
PDX
2 stops31h 27m
LATAM Airlines
Deal found 1/28$1,536
This United Airlines deal was found by Cheapflights users on 1/28. 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.
Mon 2/237:57 pm
PDX
-
ASU
2 stops28h 35m
United Airlines
Mon 3/26:42 am
ASU
-
PDX
3 stops34h 56m
United Airlines
Deal found 1/28$1,670
This United Airlines deal was found by Cheapflights users on 1/29. 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.
Sun 10/257:10 am
PDX
-
ASU
2 stops37h 04m
United Airlines
Wed 11/256:42 am
ASU
-
PDX
2 stops42h 43m
United Airlines
Deal found 1/29$1,741
This United Airlines deal was found by Cheapflights users on 1/29. 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.
Sun 10/257:10 am
PDX
-
ASU
2 stops37h 04m
United Airlines
Sat 11/216:42 am
ASU
-
PDX
3 stops40h 49m
United Airlines
Deal found 1/29$1,765
This United Airlines deal was found by Cheapflights users on 1/29. 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.
Sat 10/247:11 am
PDX
-
ASU
2 stops18h 20m
United Airlines
Fri 11/276:42 am
ASU
-
PDX
2 stops47h 12m
United Airlines
Deal found 1/29$1,994
This United Airlines deal was found by Cheapflights users on 1/29. 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 10/277:49 pm
PDX
-
ASU
2 stops24h 25m
United Airlines
Wed 11/256:42 am
ASU
-
PDX
2 stops42h 43m
United Airlines
Deal found 1/29$2,069
This United Airlines deal was found by Cheapflights users on 1/29. 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.
Mon 10/2610:59 pm
PDX
-
ASU
2 stops21h 15m
United Airlines
Thu 11/266:42 am
ASU
-
PDX
2 stops47h 12m
United Airlines
Deal found 1/29$2,076
This United Airlines deal was found by Cheapflights users on 1/29. 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 10/2712:40 pm
PDX
-
ASU
3 stops31h 34m
United Airlines
Thu 11/266:42 am
ASU
-
PDX
2 stops47h 12m
United Airlines
Deal found 1/29$2,080
This United Airlines deal was found by Cheapflights users on 1/29. 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 10/277:11 am
PDX
-
ASU
2 stops37h 03m
United Airlines
Sun 11/226:42 am
ASU
-
PDX
2 stops33h 53m
United Airlines
Deal found 1/29$2,094
This United Airlines deal was found by Cheapflights users on 1/29. 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.
Fri 10/3012:51 pm
PDX
-
ASU
2 stops36h 46m
United Airlines
Tue 11/246:42 am
ASU
-
PDX
2 stops45h 02m
United Airlines
Deal found 1/29$2,101

Find 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 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,536
(BusinessClass)

Popular in

February

Cheapest in

April

Average price

$1,499
Provider with most accurate pricing for Portland-Asuncion Silvio Pettirossi flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Asuncion Silvio Pettirossi flights.
Search Deals
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).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

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 29, 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

Mon 2/23

12:09 pm-6:15 am

2 stops37h 06m

Asuncion Silvio Pettirossi

Mon 3/2

8:25 am-10:52 am

2 stops31h 27m

$1,536

PortlandAsuncion

PDX - ASU

PDXASU

Portland

Mon 2/23

7:57 pm-5:32 am

2 stops28h 35m

Asuncion Silvio Pettirossi

Mon 3/2

6:42 am-12:38 pm

3 stops34h 56m

$1,670

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/28

  • Most accurate provider: When it comes to deals on Portland-Asuncion flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland-Asuncion flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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 29, 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
1,917 reviews

Overall

7.5

Entertainment

7.0

Food

6.7

Crew

8.0

Boarding

7.5

Comfort

7.3

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
1,917 reviews
LATAM Airlines
7.5
Good
1,917 reviews

Overall

7.5

Entertainment

7.0

Food

6.7

Crew

8.0

Boarding

7.5

Comfort

7.3

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?

    LATAM Airlines and United Airlines can get you from Portland to Asuncion in just under 28h 35m. Your travel time can differ by up to 8h 31m. 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 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
LATAM AirlinesCheapest$1,052Average$1,499FlexibilityNo cancel feeOn-time81%

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