HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Asuncion

$443+ Cheap flights from Washington to Asuncion (ASU)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/16. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — ASU
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Washington to Asuncion with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Washington to Asuncion

Keep the following information in mind while searching for Washington to Asuncion flight deals. Data was last updated June 12, 2025.

Round-trip from

$776
(Cheapflightsfares)

One-way from

$443
(Kiwi.com)

Popular in

December

Cheapest in

April

Average price

$1,077
From Washington to Asuncion Silvio Pettirossi
Search Deals
One-way flight from Washington to Asuncion Silvio Pettirossi
Search Deals
Highest demand for flights based on searches. 26% potential increase in price ($483 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($58 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2025
Search Deals

Find flight deals from Washington to Asuncion

Cheapest flights from Washington to Asuncion
Explore the most affordable flight options available from Washington to Asuncion. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 6/10. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/1110:12 amSEA - ASU
2 stops27h 48mLATAM Airlines
Wed 6/188:25 amASU - SEA
2 stops31h 45mLATAM Airlines
Deal found 6/10$710
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Wed 6/117:10 amSEA - ASU
2 stops18h 15mUnited Airlines
Tue 6/171:44 amASU - SEA
2 stops45h 30mUnited Airlines
Deal found 6/10$877
This Booking.com deal was found by Cheapflights users on 6/12. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/206:15 amPDX - ASU
3 stops42h 25mMultiple Airlines
Wed 8/278:10 amASU - PDX
3 stops34h 40mMultiple Airlines
Deal found 6/12$1,106
This Copa Airlines deal was found by Cheapflights users on 6/10. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/255:14 pmSEA - ASU
2 stops26h 40mCopa Airlines
Fri 8/16:28 amASU - SEA
2 stops20h 31mCopa Airlines
Deal found 6/10$1,327
This Copa Airlines deal was found by Cheapflights users on 6/12. 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.
Thu 8/77:35 pmPDX - ASU
2 stops27h 09mCopa Airlines
Tue 8/121:44 amASU - PDX
2 stops24h 32mCopa Airlines
Deal found 6/12$1,533
This United Airlines deal was found by Cheapflights users on 6/12. 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 7/197:04 amPDX - ASU
2 stops36h 50mUnited Airlines
Sun 7/271:44 amASU - PDX
2 stops21h 35mUnited Airlines
Deal found 6/12$1,537
This Mytrip deal was found by Cheapflights users on 6/10. 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.
Wed 6/113:20 pmSEA - ASU
3 stops33h 20mMultiple Airlines
Wed 6/188:25 amASU - SEA
3 stops30h 26mMultiple Airlines
Deal found 6/10$1,583
This Ovago deal was found by Cheapflights users on 6/12. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/196:00 amPDX - ASU
2 stops26h 05mLATAM Airlines
Mon 7/2811:05 amASU - PDX
2 stops28h 26mLATAM Airlines
Deal found 6/12$1,615

Cheapflights Fare Finder

Customize your flight search to find flights from Washington 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 June 12, 2025.
Use the filters below to find and compare flights from Washington to Asuncion that are best for you.

Fly from

Washington

Fly to

Asuncion

Route

Depart

Return

Price

SeattleAsuncion

SEA - ASU

SEAASU

Seattle/Tacoma Intl

Tue 10/7

6:30 am-6:10 am

2 stops19h 40m

Asuncion Silvio Pettirossi

Wed 10/15

8:25 am-10:56 am

2 stops30h 31m

$776

SeattleAsuncion

SEA - ASU

SEAASU

Seattle/Tacoma Intl

Tue 10/7

7:00 am-5:27 am

2 stops18h 27m

Asuncion Silvio Pettirossi

Tue 10/14

1:44 am-12:03 pm

2 stops38h 19m

$1,002

PortlandAsuncion

PDX - ASU

PDXASU

Portland

Wed 8/20

6:15 am-4:40 am

3 stops42h 25m

Asuncion Silvio Pettirossi

Wed 8/27

8:10 am-2:50 pm

3 stops34h 40m

$1,106

SeattleAsuncion

SEA - ASU

SEAASU

Seattle/Tacoma Intl

Fri 7/25

5:14 pm-11:54 pm

2 stops26h 40m

Asuncion Silvio Pettirossi

Thu 7/31

1:44 am-10:59 pm

2 stops25h 15m

$1,327

PortlandAsuncion

PDX - ASU

PDXASU

Portland

Thu 8/7

7:35 pm-2:44 am

2 stops27h 09m

Asuncion Silvio Pettirossi

Tue 8/12

1:44 am-10:16 pm

2 stops24h 32m

$1,533

PortlandAsuncion

PDX - ASU

PDXASU

Portland

Sat 7/19

7:04 am-11:54 pm

2 stops36h 50m

Asuncion Silvio Pettirossi

Sun 7/27

1:44 am-7:19 pm

2 stops21h 35m

$1,537

PortlandAsuncion

PDX - ASU

PDXASU

Portland

Sat 7/19

6:00 am-12:05 pm

2 stops26h 05m

Asuncion Silvio Pettirossi

Mon 7/28

11:05 am-11:31 am

2 stops28h 26m

$1,615

SeattleAsuncion

SEA - ASU

SEAASU

Seattle/Tacoma Intl

Fri 7/25

11:59 pm-4:40 am

3 stops24h 41m

Asuncion Silvio Pettirossi

Fri 8/1

8:10 am-6:36 pm

3 stops38h 26m

$1,921

SeattleAsuncion

SEA - ASU

SEAASU

Seattle/Tacoma Intl

Wed 7/16

8:25 am-4:40 am

3 stops40h 15m

$443

SeattleAsuncion

SEA - ASU

SEAASU

Seattle/Tacoma Intl

Tue 7/15

5:14 pm-5:28 am

2 stops32h 14m

$549

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Showing 1-10 of 12 results
1
2

Best time to book a flight from Washington to Asuncion

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

What is the cheapest time of day to fly from WA to ASU?

Find hourly flight availability from Washington to Asuncion. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from State of Washington to Asuncion as you normally would.

Rainfall in Asuncion by month

Plan your trip to Asuncion by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Asuncion ranges from 1.6 - 5.5 inches per month. January is typically the wettest month, when rainfall can reach 5.5 in. August is typically the driest time to visit Asuncion when rainfall is around 1.6 in.

Temperature in Asuncion by month

Plan your trip to Asuncion by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Asuncion, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 64.4 F).

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 June 12, 2025.
Peruse reviews from past customers who have flown with LATAM Airlines, Copa Airlines and United Airlines from Washington to Asuncion to help guide your decision. 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
1,785 reviews

Food

6.7

Overall

7.5

Comfort

7.4

Entertainment

7.0

Boarding

7.6

Crew

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2025

MCO - BOG

The problem was the delayed departure for airport reason I understood it was not a Latam responsibility. The crew could give something to drink and not only a candy.
LATAM Airlines
7.5
Good
1,785 reviews
LATAM Airlines
7.5
Good
1,785 reviews

Food

6.7

Overall

7.5

Comfort

7.4

Entertainment

7.0

Boarding

7.6

Crew

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2025

MCO - BOG

The problem was the delayed departure for airport reason I understood it was not a Latam responsibility. The crew could give something to drink and not only a candy.
Copa Airlines
7.5
Good
1,451 reviews
LATAM Airlines
7.5
Good
1,785 reviews

Food

6.7

Overall

7.5

Comfort

7.4

Entertainment

7.0

Boarding

7.6

Crew

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2025

MCO - BOG

The problem was the delayed departure for airport reason I understood it was not a Latam responsibility. The crew could give something to drink and not only a candy.
United Airlines
7.4
Good
8,790 reviews
LATAM Airlines
7.5
Good
1,785 reviews

Food

6.7

Overall

7.5

Comfort

7.4

Entertainment

7.0

Boarding

7.6

Crew

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2025

MCO - BOG

The problem was the delayed departure for airport reason I understood it was not a Latam responsibility. The crew could give something to drink and not only a candy.

Related info for your journey

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

  • What airport do you fly into for flights to Asuncion from Washington?

    Asuncion Silvio Pettirossi (ASU) is the airport you will fly into if you book a flight from Washington to Asuncion. It is only a 7.8 mi journey from Silvio Pettirossi (ASU) to Asuncion’s city center.

  • What are the cheapest airlines to fly from State of Washington to Asuncion one-way?

    For one-way options, check prices for Copa Airlines. According to our data, you can fly for as low as $549. Users have also found prices from $919 and $948 on United Airlines and LATAM Airlines, respectively.

  • What are the most popular routes from State of Washington to Asuncion?

    When deciding which route to take from State of Washington to Asuncion consider Portland - Asuncion Silvio Pettirossi, Seattle/Tacoma Intl - Asuncion Silvio Pettirossi or Spokane - Asuncion Silvio Pettirossi as they are the most popular.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Washington 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 State of Washington to Asuncion?

    Currently, April is the cheapest month in which you can book a flight from State of Washington to Asuncion (average of $715). Flying from State of Washington to Asuncion in December is currently the most expensive (average of $1,024). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Washington to Asuncion

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Asuncion flights
Miami to Asuncion flights
Dulles Intl to Asuncion flights
O'Hare Intl to Asuncion flights
LaGuardia to Asuncion flights
Reagan-National to Asuncion flights
Newark to Asuncion flights
Fort Lauderdale to Asuncion flights
Boston to Asuncion flights
Baltimore to Asuncion flights
Dallas/Fort Worth to Asuncion flights
Orlando to Asuncion flights
Hobby to Asuncion flights
Los Angeles to Asuncion flights
Minneapolis to Asuncion flights
George Bush Intcntl to Asuncion flights
Austin to Asuncion flights
San Francisco to Asuncion flights
Love Field to Asuncion flights
Portland to Asuncion flights
San Antonio to Asuncion flights
Salt Lake City to Asuncion flights
Atlanta to Asuncion flights
San Diego to Asuncion flights
Seattle to Asuncion flights
Sacramento to Asuncion flights
Ontario to Asuncion flights
Las Vegas to Asuncion flights
Columbus to Asuncion flights
Kailua-Kona to Asuncion flights
Omaha to Asuncion flights
Wichita to Asuncion flights
Providence to Asuncion flights
Sarasota to Asuncion flights
Santa Ana to Asuncion flights
Akron to Asuncion flights
San Jose to Asuncion flights
El Paso to Asuncion flights
Spokane to Asuncion flights
Fort Myers to Asuncion flights
Reno to Asuncion flights
Kansas City to Asuncion flights
Sky Harbor Intl to Asuncion flights
Philadelphia to Asuncion flights
Honolulu to Asuncion flights

Top 2 airlines flying from Washington to Asuncion

Discover the top 2 airlines that operate flights from Washington 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
LATAM AirlinesCheapest$751Average$1,142FlexibilityNo cancel feeOn-time81%
Copa AirlinesCheapest$952Average$1,387FlexibilityNo cancel feeOn-time70%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.