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Asuncion

$443+ Cheap flights from Seattle (SEA) 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
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Cheap flight deals from Seattle to Asuncion

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) 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 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 Seattle/Tacoma Intl to Asuncion Silvio Pettirossi
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One-way flight from Seattle/Tacoma Intl to Asuncion Silvio Pettirossi
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Highest demand for flights based on searches. 26% potential increase in price ($483 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($58 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Seattle to Asuncion

Cheapest flights from Seattle to Asuncion
Explore the most affordable flight options available from Seattle 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 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 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

Cheapflights Fare Finder

Customize your flight search to find flights from Seattle 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 Seattle to Asuncion that are best for you.

Fly from

Seattle

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

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

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

SeattleAsuncion

SEA - ASU

SEAASU

Seattle/Tacoma Intl

Sun 7/13

12:20 am-5:28 am

2 stops25h 08m

$919

SeattleAsuncion

SEA - ASU

SEAASU

Seattle/Tacoma Intl

Fri 7/18

6:00 am-6:10 am

2 stops20h 10m

$948

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Best time to book a flight from Seattle to Asuncion

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

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

Find hourly flight availability from Seattle 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.

It’s optimal to fly from Seattle to Asuncion at noon. By choosing this option you can save up to 17% on the cost of your flight, compared to a flight in the morning.

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.
LATAM Airlines
7.5
Good
1,785 reviews

Entertainment

7.0

Boarding

7.6

Comfort

7.4

Food

6.7

Overall

7.5

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

Entertainment

7.0

Boarding

7.6

Comfort

7.4

Food

6.7

Overall

7.5

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

Entertainment

7.0

Boarding

7.6

Comfort

7.4

Food

6.7

Overall

7.5

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

Entertainment

7.0

Boarding

7.6

Comfort

7.4

Food

6.7

Overall

7.5

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 Seattle to Asuncion. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Seattle to Asuncion round-trip?

    LATAM Airlines, at $776, was found to be the cheapest airline from Seattle to Asuncion.Alternate airlines to your destination round-trip include United Airlines and Copa Airlines. LATAM Airlines is priced at 42% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Seattle to Asuncion one-way?

    The cheapest airlines for a one-way flight from Seattle to Asuncion are Copa Airlines ($549), United Airlines ($919), and LATAM Airlines ($948).

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

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

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

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

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

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

    Currently, April is the cheapest month in which you can book a flight from Seattle to Asuncion (average of $715). Flying from Seattle 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

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Alternative routes for Seattle to Asuncion

See prices for flight routes from nearby airports that may be better suited for you.
Portland to Asuncion flights
Spokane to Asuncion flights

Top 2 airlines flying from Seattle to Asuncion

Discover the top 2 airlines that operate flights from Seattle 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%

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