Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Washington, D.C. Dulles Intl Airport to Asuncion from $444

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Dulles Intl Airport to Asuncion departing on 10/31. 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 Washington, D.C. Dulles Intl Airport to Asuncion

Cheap round-trip flights

Enter your travel dates to find the best prices.
Copa Airlines Logo
2:25 am - 2:54 amIAD  Washington, D.C. Dulles Intl-ASU Asuncion Silvio Pettirossi
23h 29m1 stop Panama City Tocumen Intl
Copa Airlines Logo
3:58 am - 12:32 amASU  Asuncion Silvio Pettirossi-IAD Washington, D.C. Dulles Intl
21h 34m1 stop Panama City Tocumen Intl
$818Copa Airlines
Sun, Oct 4 - Thu, Oct 15
Copa Airlines Logo
4:34 pm - 5:31 amIAD  Washington, D.C. Dulles Intl-ASU Asuncion Silvio Pettirossi
11h 57m1 stop Panama City Tocumen Intl
Copa Airlines Logo
1:47 am - 3:15 amASU  Asuncion Silvio Pettirossi-IAD Washington, D.C. Dulles Intl
27h 28m1 stop Panama City Tocumen Intl
$829Copa Airlines
Wed, Oct 7 - Tue, Nov 24
Copa Airlines Logo
1:16 am - 11:57 pmIAD  Washington, D.C. Dulles Intl-ASU Asuncion Silvio Pettirossi
20h 41m1 stop Panama City Tocumen Intl
Copa Airlines Logo
3:56 am - 3:15 amASU  Asuncion Silvio Pettirossi-IAD Washington, D.C. Dulles Intl
25h 19m1 stop Panama City Tocumen Intl
$829Copa Airlines
Sat, Nov 7 - Sat, Nov 21
Copa Airlines Logo
3:37 pm - 11:57 pmIAD  Washington, D.C. Dulles Intl-ASU Asuncion Silvio Pettirossi
30h 20m1 stop Panama City Tocumen Intl
Copa Airlines Logo
6:32 am - 3:19 amASU  Asuncion Silvio Pettirossi-IAD Washington, D.C. Dulles Intl
22h 47m1 stop Panama City Tocumen Intl
$829Copa Airlines
Tue, Nov 24 - Thu, Dec 3
Multiple Airlines Logo
2:35 pm - 9:42 pmIAD  Washington, D.C. Dulles Intl-ASU Asuncion Silvio Pettirossi
29h 07m2 stops Bogotá El Dorado Rio de Janeiro–Galeão Intl
Multiple Airlines Logo
4:55 am - 1:15 pmASU  Asuncion Silvio Pettirossi-IAD Washington, D.C. Dulles Intl
34h 20m3 stops Rio de Janeiro–Galeão Intl Sao Paulo Guarulhos Intl Bogotá El Dorado
$937Multiple Airlines
Sun, Nov 1 - Sat, Nov 14
Multiple Airlines Logo
2:35 pm - 12:00 pmIAD  Washington, D.C. Dulles Intl-ASU Asuncion Silvio Pettirossi
19h 25m2 stops Bogotá El Dorado Rio de Janeiro–Galeão Intl
Multiple Airlines Logo
8:39 am - 1:15 pmASU  Asuncion Silvio Pettirossi-IAD Washington, D.C. Dulles Intl
30h 36m2 stops Rio de Janeiro–Galeão Intl Bogotá El Dorado
$949Multiple Airlines
Sun, Nov 8 - Sun, Nov 22
Multiple Airlines Logo
5:45 am - 12:00 pmIAD  Washington, D.C. Dulles Intl-ASU Asuncion Silvio Pettirossi
28h 15m3 stops Bogotá El Dorado Brasilia Rio de Janeiro–Galeão Intl
Multiple Airlines Logo
10:33 pm - 4:30 amASU  Asuncion Silvio Pettirossi-IAD Washington, D.C. Dulles Intl
31h 57m3 stops Buenos Aires Jorge Newbery Santiago Arturo Merino Benitez Bogotá El Dorado
$952Multiple Airlines
Sun, Nov 1 - Sun, Nov 15
Avianca Logo
2:35 pm - 12:30 pmIAD  Washington, D.C. Dulles Intl-ASU Asuncion Silvio Pettirossi
43h 55m2 stops Bogotá El Dorado Sao Paulo Guarulhos Intl
Avianca Logo
8:20 am - 1:15 pmASU  Asuncion Silvio Pettirossi-IAD Washington, D.C. Dulles Intl
30h 55m1 stop Bogotá El Dorado
$1,054Avianca
Mon, Nov 9 - Thu, Nov 12
Avianca Logo
5:45 am - 5:15 amIAD  Washington, D.C. Dulles Intl-ASU Asuncion Silvio Pettirossi
21h 30m1 stop Bogotá El Dorado
Avianca Logo
8:20 am - 4:25 amASU  Asuncion Silvio Pettirossi-IAD Washington, D.C. Dulles Intl
22h 05m1 stop Bogotá El Dorado
$1,096Avianca
Mon, Dec 28 - Tue, Feb 9
Avianca Logo
2:35 pm - 5:55 amIAD  Washington, D.C. Dulles Intl-ASU Asuncion Silvio Pettirossi
13h 20m1 stop Bogotá El Dorado
Avianca Logo
8:20 am - 1:40 amASU  Asuncion Silvio Pettirossi-IAD Washington, D.C. Dulles Intl
19h 20m2 stops Bogotá El Dorado San Salvador El Salvador Intl
$1,098Avianca
Sun, Nov 1 - Sat, Nov 14

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

Copa Airlines flights from Washington, D.C. Dulles Intl Airport to Asuncion

Our best Copa Airlines deals on Washington, D.C. Dulles Intl Airport to Asuncion flight tickets
Copa Airlines
Oct 4
IAD2:25 amWashington, D.C. Dulles Intl
23h 29m
1 stop
ASU2:54 amAsuncion Silvio Pettirossi
Oct 15
ASU3:58 amAsuncion Silvio Pettirossi
21h 34m
1 stop
IAD12:32 amWashington, D.C. Dulles Intl
$818
Copa Airlines
Nov 24
IAD3:37 pmWashington, D.C. Dulles Intl
30h 20m
1 stop
ASU11:57 pmAsuncion Silvio Pettirossi
Dec 3
ASU6:32 amAsuncion Silvio Pettirossi
22h 47m
1 stop
IAD3:19 amWashington, D.C. Dulles Intl
$829
Copa Airlines
Oct 6
IAD2:25 amWashington, D.C. Dulles Intl
26h 06m
1 stop
ASU5:31 amAsuncion Silvio Pettirossi
Oct 11
ASU6:33 amAsuncion Silvio Pettirossi
18h 59m
1 stop
IAD12:32 amWashington, D.C. Dulles Intl
$857

Avianca flights from Washington, D.C. Dulles Intl Airport to Asuncion

Our best Avianca deals on Washington, D.C. Dulles Intl Airport to Asuncion flight tickets
Avianca
Nov 9
IAD2:35 pmWashington, D.C. Dulles Intl
43h 55m
2 stops
ASU12:30 pmAsuncion Silvio Pettirossi
Nov 12
ASU8:20 amAsuncion Silvio Pettirossi
30h 55m
1 stop
IAD1:15 pmWashington, D.C. Dulles Intl
$1,054
Avianca
Dec 28
IAD5:45 amWashington, D.C. Dulles Intl
21h 30m
1 stop
ASU5:15 amAsuncion Silvio Pettirossi
Feb 9
ASU8:20 amAsuncion Silvio Pettirossi
22h 05m
1 stop
IAD4:25 amWashington, D.C. Dulles Intl
$1,096
Avianca
Dec 28
IAD2:35 pmWashington, D.C. Dulles Intl
12h 40m
1 stop
ASU5:15 amAsuncion Silvio Pettirossi
Feb 9
ASU8:20 amAsuncion Silvio Pettirossi
19h 20m
2 stops
IAD1:40 amWashington, D.C. Dulles Intl
$1,098

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Dulles Intl Airport 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 17, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Asuncion that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Asuncion

IAD Washington, D.C. Dulles Intl - ASU Asuncion Silvio Pettirossi

IADASU

Washington, D.C. Dulles Intl

Sun 10/4

2:25 am-2:54 am

1 stop23h 29m

Asuncion Silvio Pettirossi

Thu 10/15

3:58 am-12:32 am

1 stop21h 34m

$818

Washington, D.C.Asuncion

IAD Washington, D.C. Dulles Intl - ASU Asuncion Silvio Pettirossi

IADASU

Washington, D.C. Dulles Intl

Wed 10/7

4:34 pm-5:31 am

1 stop11h 57m

Asuncion Silvio Pettirossi

Tue 11/24

1:47 am-3:15 am

1 stop27h 28m

$829

Washington, D.C.Asuncion

IAD Washington, D.C. Dulles Intl - ASU Asuncion Silvio Pettirossi

IADASU

Washington, D.C. Dulles Intl

Sat 11/7

1:16 am-11:57 pm

1 stop20h 41m

Asuncion Silvio Pettirossi

Sat 11/21

3:56 am-3:15 am

1 stop25h 19m

$829

Washington, D.C.Asuncion

IAD Washington, D.C. Dulles Intl - ASU Asuncion Silvio Pettirossi

IADASU

Washington, D.C. Dulles Intl

Tue 11/24

3:37 pm-11:57 pm

1 stop30h 20m

Asuncion Silvio Pettirossi

Thu 12/3

6:32 am-3:19 am

1 stop22h 47m

$829

Washington, D.C.Asuncion

IAD Washington, D.C. Dulles Intl - ASU Asuncion Silvio Pettirossi

IADASU

Washington, D.C. Dulles Intl

Sun 11/1

2:35 pm-9:42 pm

2 stops29h 07m

Asuncion Silvio Pettirossi

Sat 11/14

4:55 am-1:15 pm

3 stops34h 20m

$937

Washington, D.C.Asuncion

IAD Washington, D.C. Dulles Intl - ASU Asuncion Silvio Pettirossi

IADASU

Washington, D.C. Dulles Intl

Sun 11/8

2:35 pm-12:00 pm

2 stops19h 25m

Asuncion Silvio Pettirossi

Sun 11/22

8:39 am-1:15 pm

2 stops30h 36m

$949

Washington, D.C.Asuncion

IAD Washington, D.C. Dulles Intl - ASU Asuncion Silvio Pettirossi

IADASU

Washington, D.C. Dulles Intl

Sun 11/1

5:45 am-12:00 pm

3 stops28h 15m

Asuncion Silvio Pettirossi

Sun 11/15

10:33 pm-4:30 am

3 stops31h 57m

$952

Washington, D.C.Asuncion

IAD Washington, D.C. Dulles Intl - ASU Asuncion Silvio Pettirossi

IADASU

Washington, D.C. Dulles Intl

Mon 11/9

2:35 pm-12:30 pm

2 stops43h 55m

Asuncion Silvio Pettirossi

Thu 11/12

8:20 am-1:15 pm

1 stop30h 55m

$1,054

Washington, D.C.Asuncion

IAD Washington, D.C. Dulles Intl - ASU Asuncion Silvio Pettirossi

IADASU

Washington, D.C. Dulles Intl

Mon 12/28

5:45 am-5:15 am

1 stop21h 30m

Asuncion Silvio Pettirossi

Tue 2/9

8:20 am-4:25 am

1 stop22h 05m

$1,096
Quickest round-trip

Washington, D.C.Asuncion

IAD Washington, D.C. Dulles Intl - ASU Asuncion Silvio Pettirossi

IADASU

Washington, D.C. Dulles Intl

Sun 11/1

2:35 pm-5:55 am

1 stop13h 20m

Asuncion Silvio Pettirossi

Sat 11/14

8:20 am-1:40 am

2 stops19h 20m

$1,098

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
1
2

See travel insights to Asuncion from

How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport to Asuncion

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Washington, D.C. Dulles Intl Airport and Asuncion?

Prices are currently low for flights on this route.

Typical prices usually range from $905 to $988.
The lowest price recently found on this route was $818.

What is the cheapest month to fly to Asuncion?

The cheapest month to fly to Asuncion from Washington, D.C. Dulles Intl Airport is in January. Flight prices, which tend to average around $440, are often lower during this time because this is during the off-season. If you don’t want to visit Asuncion in January, then you should wait until November to fly from Washington, D.C. Dulles Intl Airport, when ticket prices are also cheap, with an average price of $874.

Can stopping save me money on Washington, D.C. Dulles Intl Airport to Asuncion flights?

You could potentially save up to 29% on your flight if you consider stops on a Washington, D.C. Dulles Intl Airport to Asuncion flight.

When to book flights from Washington, D.C. Dulles Intl Airport to Asuncion

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

Cheap Washington, D.C. Dulles Intl Airport to Asuncion (IAD to ASU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Dulles Intl Airport to Asuncion

Best Price Found

$444

Fastest flight time

11h 57m

Direct flights

None
The best one-way flight to Asuncion from Washington, D.C. Dulles Intl Airport in the past 72 hours is $444. The best round-trip flight deal from Washington, D.C. Dulles Intl Airport to Asuncion found on momondo in the last 72 hours is $818.
The fastest flight from Washington, D.C. Dulles Intl Airport to Asuncion takes 11h 57m
There are no direct flights from Washington, D.C. Dulles Intl Airport to Asuncion. There are no popular flight routes from Washington, D.C. Dulles Intl Airport to Asuncion.
Search flight deals

Frequently asked questions about flying from Washington, D.C. Dulles Intl Airport to Asuncion

  • How far is Washington, D.C. Dulles Intl to Asuncion Silvio Pettirossi by plane?

    Asuncion Silvio Pettirossi is 4615.9 mi away from Washington, D.C. Dulles Intl. In terms of flight time, this usually takes a little over 11h 57m.

  • When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Asuncion Silvio Pettirossi Airport?

    Prices for flights from Washington, D.C. Dulles Intl Airport to Asuncion Silvio Pettirossi Airport refresh daily.

  • How many operators does momondo search for flights from Washington, D.C. Dulles Intl Airport to Asuncion Silvio Pettirossi Airport?

  • How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to Asuncion Silvio Pettirossi Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington, D.C. Dulles 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 Washington, D.C. Dulles Intl Airport to Asuncion?

Best airlines flying from Washington, D.C. Dulles Intl Airport to Asuncion

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Asuncion with momondo
Airline
Rating
Free Cancellation
Price
AviancaPriceFrom $397Free CancellationRating
6.5
2,540 reviews
Search Avianca flights
Copa AirlinesPriceFrom $538Free CancellationRating
7.6
1,558 reviews
Search Copa Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Asuncion?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Asuncion from Washington, D.C..

Can I find flights from Washington, D.C. to Asuncion with flexible booking policies on momondo?

Flights from Washington, D.C. to Asuncion with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Washington, D.C. to Asuncion?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Asuncion from Washington, D.C..

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

Yes. momondo can track prices for Washington, D.C. 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
Wed 9/16
Wed 9/23
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