Latest deals
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Seattle to Asuncion from $499

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Asuncion departing on 9/25. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Seattle to Asuncion

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
8:15 pm - 12:18 amSEA  Seattle/Tacoma Intl-ASU Asuncion Silvio Pettirossi
24h 03m2 stops Los Angeles Los Angeles Panama City Tocumen Intl
Multiple Airlines Logo
1:47 am - 6:36 pmASU  Asuncion Silvio Pettirossi-SEA Seattle/Tacoma Intl
20h 49m2 stops Panama City Tocumen Intl Los Angeles Los Angeles
$1,091Multiple Airlines
Sat, Sep 19 - Wed, Sep 23
Multiple Airlines Logo
8:07 am - 5:55 amSEA  Seattle/Tacoma Intl-ASU Asuncion Silvio Pettirossi
40h 48m2 stops Miami Bogotá El Dorado
Multiple Airlines Logo
7:55 am - 9:54 pmASU  Asuncion Silvio Pettirossi-SEA Seattle/Tacoma Intl
42h 59m2 stops Bogotá El Dorado Miami
$1,125Multiple Airlines
Mon, Nov 2 - Mon, Nov 16
Multiple Airlines Logo
8:15 pm - 2:54 amSEA  Seattle/Tacoma Intl-ASU Asuncion Silvio Pettirossi
26h 39m2 stops Los Angeles Los Angeles Panama City Tocumen Intl
Multiple Airlines Logo
6:33 am - 9:42 amASU  Asuncion Silvio Pettirossi-SEA Seattle/Tacoma Intl
31h 09m3 stops Panama City Tocumen Intl Los Angeles Los Angeles Las Vegas Harry Reid Intl
$1,129Multiple Airlines
Sat, Sep 19 - Thu, Sep 24
Multiple Airlines Logo
10:41 pm - 5:55 amSEA  Seattle/Tacoma Intl-ASU Asuncion Silvio Pettirossi
26h 14m2 stops New York John F Kennedy Intl Bogotá El Dorado
Multiple Airlines Logo
8:25 am - 10:15 amASU  Asuncion Silvio Pettirossi-SEA Seattle/Tacoma Intl
29h 50m2 stops Bogotá El Dorado New York John F Kennedy Intl
$1,194Multiple Airlines
Sat, Nov 14 - Fri, May 7
LATAM Airlines Logo
7:59 am - 10:30 amSEA  Seattle/Tacoma Intl-ASU Asuncion Silvio Pettirossi
46h 31m2 stops Miami Sao Paulo Guarulhos Intl
LATAM Airlines Logo
8:10 am - 12:27 pmASU  Asuncion Silvio Pettirossi-SEA Seattle/Tacoma Intl
32h 17m2 stops Lima J Chavez Intl Los Angeles Los Angeles
$1,213LATAM Airlines
Mon, Sep 14 - Sat, Sep 19
Multiple Airlines Logo
2:37 pm - 5:15 amSEA  Seattle/Tacoma Intl-ASU Asuncion Silvio Pettirossi
33h 38m2 stops New York John F Kennedy Intl Bogotá El Dorado
Multiple Airlines Logo
7:55 am - 10:15 amASU  Asuncion Silvio Pettirossi-SEA Seattle/Tacoma Intl
31h 20m2 stops Bogotá El Dorado New York John F Kennedy Intl
$1,231Multiple Airlines
Thu, Nov 12 - Sun, Nov 15
Multiple Airlines Logo
8:13 am - 12:15 pmSEA  Seattle/Tacoma Intl-ASU Asuncion Silvio Pettirossi
24h 02m2 stops Miami Sao Paulo Guarulhos Intl
Multiple Airlines Logo
8:10 am - 9:25 amASU  Asuncion Silvio Pettirossi-SEA Seattle/Tacoma Intl
29h 15m2 stops Lima J Chavez Intl Atlanta Hartsfield-Jackson
$1,255Multiple Airlines
Tue, Sep 1 - Tue, Sep 8
LATAM Airlines Logo
6:00 am - 10:35 amSEA  Seattle/Tacoma Intl-ASU Asuncion Silvio Pettirossi
23h 35m2 stops Atlanta Hartsfield-Jackson Sao Paulo Guarulhos Intl
LATAM Airlines Logo
8:10 am - 12:09 amASU  Asuncion Silvio Pettirossi-SEA Seattle/Tacoma Intl
19h 59m2 stops Lima J Chavez Intl Atlanta Hartsfield-Jackson
$1,281LATAM Airlines
Mon, Nov 16 - Sat, May 8
LATAM Airlines Logo
11:59 pm - 12:20 pmSEA  Seattle/Tacoma Intl-ASU Asuncion Silvio Pettirossi
31h 21m2 stops Atlanta Hartsfield-Jackson Sao Paulo Guarulhos Intl
LATAM Airlines Logo
8:10 am - 11:36 pmASU  Asuncion Silvio Pettirossi-SEA Seattle/Tacoma Intl
19h 26m2 stops Lima J Chavez Intl Los Angeles Los Angeles
$1,281LATAM Airlines
Fri, Nov 13 - Mon, May 10
LATAM Airlines Logo
11:59 pm - 6:15 amSEA  Seattle/Tacoma Intl-ASU Asuncion Silvio Pettirossi
25h 16m2 stops Atlanta Hartsfield-Jackson Lima J Chavez Intl
LATAM Airlines Logo
8:10 am - 12:09 amASU  Asuncion Silvio Pettirossi-SEA Seattle/Tacoma Intl
19h 59m2 stops Lima J Chavez Intl Atlanta Hartsfield-Jackson
$1,281LATAM Airlines
Fri, Nov 13 - Tue, May 4

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

LATAM Airlines flights from Seattle to Asuncion

Our best LATAM Airlines deals on Seattle to Asuncion flight tickets
LATAM Airlines
Sep 14
SEA7:59 amSeattle/Tacoma Intl
46h 31m
2 stops
ASU10:30 amAsuncion Silvio Pettirossi
Sep 19
ASU8:10 amAsuncion Silvio Pettirossi
32h 17m
2 stops
SEA12:27 pmSeattle/Tacoma Intl
$1,213
LATAM Airlines
Nov 12
SEA11:59 pmSeattle/Tacoma Intl
25h 16m
2 stops
ASU6:15 amAsuncion Silvio Pettirossi
May 8
ASU8:10 amAsuncion Silvio Pettirossi
19h 59m
2 stops
SEA12:09 amSeattle/Tacoma Intl
$1,281
LATAM Airlines
Nov 12
SEA8:10 amSeattle/Tacoma Intl
21h 25m
2 stops
ASU10:35 amAsuncion Silvio Pettirossi
Nov 14
ASU2:45 amAsuncion Silvio Pettirossi
24h 09m
2 stops
SEA9:54 pmSeattle/Tacoma Intl
$1,331

Avianca flights from Seattle to Asuncion

Our best Avianca deals on Seattle to Asuncion flight tickets
Avianca
Nov 11
SEA10:50 amSeattle/Tacoma Intl
38h 05m
2 stops
ASU5:55 amAsuncion Silvio Pettirossi
May 7
ASU8:25 amAsuncion Silvio Pettirossi
39h 45m
2 stops
SEA8:10 pmSeattle/Tacoma Intl
$1,339
Avianca
Nov 12
SEA8:09 amSeattle/Tacoma Intl
40h 06m
2 stops
ASU5:15 amAsuncion Silvio Pettirossi
May 7
ASU8:25 amAsuncion Silvio Pettirossi
39h 45m
2 stops
SEA8:10 pmSeattle/Tacoma Intl
$1,341

momondo 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, momondo users made 832,500 searches. Data last updated August 13, 2026.
Use the filters below to find and compare flights from Seattle to Asuncion that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleAsuncion

SEA Seattle/Tacoma Intl - ASU Asuncion Silvio Pettirossi

SEAASU

Seattle/Tacoma Intl

Sat 9/19

8:15 pm-12:18 am

2 stops24h 03m

Asuncion Silvio Pettirossi

Wed 9/23

1:47 am-6:36 pm

2 stops20h 49m

$1,091

SeattleAsuncion

SEA Seattle/Tacoma Intl - ASU Asuncion Silvio Pettirossi

SEAASU

Seattle/Tacoma Intl

Mon 11/2

8:07 am-5:55 am

2 stops40h 48m

Asuncion Silvio Pettirossi

Mon 11/16

7:55 am-9:54 pm

2 stops42h 59m

$1,125

SeattleAsuncion

SEA Seattle/Tacoma Intl - ASU Asuncion Silvio Pettirossi

SEAASU

Seattle/Tacoma Intl

Sat 9/19

8:15 pm-2:54 am

2 stops26h 39m

Asuncion Silvio Pettirossi

Thu 9/24

6:33 am-9:42 am

3 stops31h 09m

$1,129

SeattleAsuncion

SEA Seattle/Tacoma Intl - ASU Asuncion Silvio Pettirossi

SEAASU

Seattle/Tacoma Intl

Sat 11/14

10:41 pm-5:55 am

2 stops26h 14m

Asuncion Silvio Pettirossi

Fri 5/7

8:25 am-10:15 am

2 stops29h 50m

$1,194

SeattleAsuncion

SEA Seattle/Tacoma Intl - ASU Asuncion Silvio Pettirossi

SEAASU

Seattle/Tacoma Intl

Mon 9/14

7:59 am-10:30 am

2 stops46h 31m

Asuncion Silvio Pettirossi

Sat 9/19

8:10 am-12:27 pm

2 stops32h 17m

$1,213

SeattleAsuncion

SEA Seattle/Tacoma Intl - ASU Asuncion Silvio Pettirossi

SEAASU

Seattle/Tacoma Intl

Thu 11/12

2:37 pm-5:15 am

2 stops33h 38m

Asuncion Silvio Pettirossi

Sun 11/15

7:55 am-10:15 am

2 stops31h 20m

$1,231

SeattleAsuncion

SEA Seattle/Tacoma Intl - ASU Asuncion Silvio Pettirossi

SEAASU

Seattle/Tacoma Intl

Tue 9/1

8:13 am-12:15 pm

2 stops24h 02m

Asuncion Silvio Pettirossi

Tue 9/8

8:10 am-9:25 am

2 stops29h 15m

$1,255
Quickest round-trip

SeattleAsuncion

SEA Seattle/Tacoma Intl - ASU Asuncion Silvio Pettirossi

SEAASU

Seattle/Tacoma Intl

Mon 11/16

6:00 am-10:35 am

2 stops23h 35m

Asuncion Silvio Pettirossi

Sat 5/8

8:10 am-12:09 am

2 stops19h 59m

$1,281

SeattleAsuncion

SEA Seattle/Tacoma Intl - ASU Asuncion Silvio Pettirossi

SEAASU

Seattle/Tacoma Intl

Fri 11/13

11:59 pm-12:20 pm

2 stops31h 21m

Asuncion Silvio Pettirossi

Mon 5/10

8:10 am-11:36 pm

2 stops19h 26m

$1,281

SeattleAsuncion

SEA Seattle/Tacoma Intl - ASU Asuncion Silvio Pettirossi

SEAASU

Seattle/Tacoma Intl

Fri 11/13

11:59 pm-6:15 am

2 stops25h 16m

Asuncion Silvio Pettirossi

Tue 5/4

8:10 am-12:09 am

2 stops19h 59m

$1,281

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 resultsSorted by cheapest first
1
2

When to book flights from Seattle to Asuncion

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Asuncion according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seattle to Asuncion (SEA to ASU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Asuncion

Fastest flight time

23h 48m

Direct flights

None
The fastest flight from Seattle to Asuncion takes 23h 48m
There are no direct flights from Seattle to Asuncion. There are no popular flight routes from Seattle to Asuncion.
Search flight deals

Frequently asked questions about flying from Seattle to Asuncion

  • How far is Seattle/Tacoma Intl to Asuncion Silvio Pettirossi by plane?

    Asuncion Silvio Pettirossi is 6431.9 mi away from Seattle/Tacoma Intl. 23h 48m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Asuncion Silvio Pettirossi Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Asuncion Silvio Pettirossi Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Asuncion Silvio Pettirossi Airport?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Asuncion Silvio Pettirossi Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Asuncion Silvio Pettirossi Airport.

  • What documentation or ID do you need to fly to Asuncion Silvio Pettirossi Airport?

    The travel and health documents required for your trip to Asuncion Silvio Pettirossi Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Asuncion Silvio Pettirossi Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Seattle to Asuncion?

Best airlines flying from Seattle to Asuncion

Compare and see reviews for airlines that fly from Seattle to Asuncion with momondo
Airline
Rating
Free Cancellation
Price
LATAM AirlinesPriceFrom $729Free CancellationRating
7.4
1,978 reviews
Search LATAM Airlines flights

Frequently asked questions about flying from Seattle to Asuncion

  • How do I get Price Alerts for flights from Seattle to Asuncion?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to Seattle from Asuncion. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from Seattle to Asuncion with momondo?

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • How does momondo find its flight prices?

    We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Asuncion?

Finding the right flight to Asuncion from Seattle is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Asuncion quick and easy, saving you time and money.

Can I find flights from Seattle to Asuncion with flexible booking policies on momondo?

Yes. All flights to Asuncion from Seattle on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Seattle to Asuncion?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Seattle to Asuncion.

I’m not ready to book a flight from Seattle to Asuncion right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Seattle to Asuncion flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Asuncion trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 9/12
Sat 9/19
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Paraguay

Airports servicing Paraguay

Ciudad del Este Guarani Intl Airport