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Asuncion

$1,189+ 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 3/10. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — ASU
Mar 12 — Mar 191
Thu 3/12
Thu 3/19
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 February 10, 2026.

This Orbitz deal was found by Cheapflights users on 2/10. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/1010:45 am
PDX
-
ASU
2 stops38h 30m
Multiple Airlines
Tue 3/178:20 am
ASU
-
PDX
2 stops40h 15m
Multiple Airlines
Deal found 2/10$1,189
This LATAM Airlines deal was found by Cheapflights users on 2/9. 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.
Thu 9/310:00 am
PDX
-
ASU
2 stops27h 40m
LATAM Airlines
Sat 9/128:10 am
ASU
-
PDX
2 stops30h 27m
LATAM Airlines
Deal found 2/9$1,371
This United Airlines deal was found by Cheapflights users on 2/10. 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 5/1511:59 pm
PDX
-
ASU
2 stops44h 09m
United Airlines
Sat 5/306:33 am
ASU
-
PDX
2 stops40h 32m
United Airlines
Deal found 2/10$1,464
This Mytrip deal was found by Cheapflights users on 2/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/1211:18 pm
PDX
-
ASU
3 stops25h 57m
Multiple Airlines
Thu 3/198:20 am
ASU
-
PDX
3 stops34h 20m
Multiple Airlines
Deal found 2/10$1,514
This LATAM Airlines deal was found by Cheapflights users on 2/8. 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 10/296:30 pm
ASU
-
PDX
2 stops22h 55m
LATAM Airlines
Deal found 2/8$1,516
This United Airlines deal was found by Cheapflights users on 2/9. 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 9/33:30 pm
PDX
-
ASU
3 stops34h 01m
United Airlines
Sat 9/126:33 am
ASU
-
PDX
2 stops33h 25m
United Airlines
Deal found 2/9$1,680
This United Airlines deal was found by Cheapflights users on 2/10. 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 am
PDX
-
ASU
3 stops37h 15m
United Airlines
Thu 3/196:42 am
ASU
-
PDX
2 stops43h 10m
United Airlines
Deal found 2/10$1,696
This Mytrip deal was found by Cheapflights users on 2/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/1511:15 pm
PDX
-
ASU
3 stops26h 50m
Multiple Airlines
Sat 5/3012:05 pm
ASU
-
PDX
3 stops35h 00m
Multiple Airlines
Deal found 2/10$1,808

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 February 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Popular in

October

Cheapest in

December
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
Highest demand for flights based on searches. 2% potential increase in price ($30 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

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 February 10, 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 3/10

10:45 am-5:15 am

2 stops38h 30m

Asuncion Silvio Pettirossi

Tue 3/17

8:20 am-8:35 pm

2 stops40h 15m

$1,189

PortlandAsuncion

PDX - ASU

PDXASU

Portland

Fri 5/15

11:59 pm-12:08 am

2 stops44h 09m

Asuncion Silvio Pettirossi

Sat 5/30

6:33 am-7:05 pm

2 stops40h 32m

$1,464

PortlandAsuncion

PDX - ASU

PDXASU

Portland

Thu 3/12

11:18 pm-5:15 am

3 stops25h 57m

Asuncion Silvio Pettirossi

Thu 3/19

8:20 am-2:40 pm

3 stops34h 20m

$1,514

PortlandAsuncion

PDX - ASU

PDXASU

Portland

Thu 3/12

7:00 am-12:15 am

3 stops37h 15m

Asuncion Silvio Pettirossi

Thu 3/19

6:42 am-9:52 pm

2 stops43h 10m

$1,696

PortlandAsuncion

PDX - ASU

PDXASU

Portland

Fri 5/15

11:15 pm-6:05 am

3 stops26h 50m

Asuncion Silvio Pettirossi

Sat 5/30

12:05 pm-7:05 pm

3 stops35h 00m

$1,808

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/10

  • 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.

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 February 10, 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
1,919 reviews

Comfort

7.3

Overall

7.5

Crew

8.0

Entertainment

7.0

Boarding

7.5

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
1,919 reviews
LATAM Airlines
7.5
Good
1,919 reviews

Comfort

7.3

Overall

7.5

Crew

8.0

Entertainment

7.0

Boarding

7.5

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 can get you from Portland to Asuncion in just under 44h 09m. Your travel time can differ by up to . There are 6364 mi between Portland and Asuncion.

  • 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 $1,073 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.

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 February 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
LATAM AirlinesCheapest$1,073Average$1,499FlexibilityNo cancel feeOn-time81%

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