IAD - ASU

$478 Find Cheap Flights from Washington Dulles Airport to Asuncion - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$841
Typical prices: $972-$1,295
Copa Airlines
Sat 1/6Wed 2/14
IAD - ASU • 1 stop
Cheapest one-way
$478
Typical prices: $518-$760
Multiple Airlines
Sun 12/2
IAD - ASU • 3 stops
Nonstop flights
Not available
There are currently no direct flights between Washington, D.C. Dulles Intl Airport and Asuncion. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to book
17 weeks
in advance
Our data shows that travelers who book at least 17 weeks in advance save around 51% compared to booking last minute.
Insights
Insights
When to travel
January
Cheapest • 16% price drop
November
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Bogotá El Dorado (BOG)
Cheapest • Avg $976 (round-trip)
Panama City Tocumen Intl (PTY)
Shortest trip • 14h 08m (one-way)
Insights
Insights
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We hope you love your trip to Asuncion!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Dulles Intl to Asuncion (IAD-ASU)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Dulles Intl to Asuncion

Wed, Jan 6 - Sun, Feb 14
Copa Airlines Logo
8:21 am - 2:57 amIAD  Washington, D.C. Dulles Intl-ASU Asuncion Silvio Pettirossi
16h 36m1 stop Panama City Tocumen Intl
Copa Airlines Logo
6:40 am - 11:34 pmASU  Asuncion Silvio Pettirossi-IAD Washington, D.C. Dulles Intl
18h 54m1 stop Panama City Tocumen Intl
$841Copa Airlines
Sun, Feb 7 - Sat, Feb 20
Copa Airlines Logo
8:30 am - 5:34 amIAD  Washington, D.C. Dulles Intl-ASU Asuncion Silvio Pettirossi
19h 04m1 stop Panama City Tocumen Intl
Copa Airlines Logo
6:40 am - 11:34 pmASU  Asuncion Silvio Pettirossi-IAD Washington, D.C. Dulles Intl
18h 54m1 stop Panama City Tocumen Intl
$977Copa Airlines
Fri, Jan 29 - Sat, Feb 6
Copa Airlines Logo
1:13 am - 12:06 amIAD  Washington, D.C. Dulles Intl-ASU Asuncion Silvio Pettirossi
20h 53m1 stop Panama City Tocumen Intl
Copa Airlines Logo
6:40 am - 11:34 pmASU  Asuncion Silvio Pettirossi-IAD Washington, D.C. Dulles Intl
18h 54m1 stop Panama City Tocumen Intl
$977Copa Airlines
Mon, Dec 28 - Tue, Feb 9
Copa Airlines Logo
3:30 pm - 5:32 amIAD  Washington, D.C. Dulles Intl-ASU Asuncion Silvio Pettirossi
12h 02m1 stop Panama City Tocumen Intl
Copa Airlines Logo
6:40 am - 11:34 pmASU  Asuncion Silvio Pettirossi-IAD Washington, D.C. Dulles Intl
18h 54m1 stop Panama City Tocumen Intl
$1,016Copa Airlines
Sat, Dec 5 - Sat, Dec 12
Avianca Logo
2:30 pm - 5:55 amIAD  Washington, D.C. Dulles Intl-ASU Asuncion Silvio Pettirossi
13h 25m1 stop Bogotá El Dorado
Avianca Logo
7:55 am - 1:35 amASU  Asuncion Silvio Pettirossi-IAD Washington, D.C. Dulles Intl
19h 40m2 stops Bogotá El Dorado San Salvador El Salvador Intl
$1,069Avianca
Tue, Dec 1 - Tue, Dec 8
Avianca Logo
2:30 pm - 5:55 amIAD  Washington, D.C. Dulles Intl-ASU Asuncion Silvio Pettirossi
13h 25m1 stop Bogotá El Dorado
Avianca Logo
7:55 am - 1:35 amASU  Asuncion Silvio Pettirossi-IAD Washington, D.C. Dulles Intl
19h 40m2 stops Bogotá El Dorado San Salvador El Salvador Intl
$1,069Avianca
Sat, Jan 30 - Sat, Feb 6
Avianca Logo
5:50 am - 5:55 amIAD  Washington, D.C. Dulles Intl-ASU Asuncion Silvio Pettirossi
22h 05m1 stop Bogotá El Dorado
Avianca Logo
7:55 am - 1:35 amASU  Asuncion Silvio Pettirossi-IAD Washington, D.C. Dulles Intl
19h 40m2 stops Bogotá El Dorado San Salvador El Salvador Intl
$1,093Avianca
Sat, Dec 5 - Sat, Dec 12
Multiple Airlines Logo
10:35 pm - 6:15 amIAD  Washington, D.C. Dulles Intl-ASU Asuncion Silvio Pettirossi
29h 40m3 stops Atlanta Hartsfield-Jackson Cancun Lima J Chavez Intl
Multiple Airlines Logo
9:05 pm - 4:30 amASU  Asuncion Silvio Pettirossi-IAD Washington, D.C. Dulles Intl
33h 25m3 stops Buenos Aires Jorge Newbery Santiago Arturo Merino Benitez Bogotá El Dorado
$1,157Multiple Airlines
Sun, Nov 22 - Wed, Nov 25
Multiple Airlines Logo
8:22 pm - 8:35 amIAD  Washington, D.C. Dulles Intl-ASU Asuncion Silvio Pettirossi
34h 13m2 stops Miami Buenos Aires Ministro Pistarini
Multiple Airlines Logo
4:03 pm - 1:10 pmASU  Asuncion Silvio Pettirossi-IAD Washington, D.C. Dulles Intl
23h 07m3 stops Buenos Aires Jorge Newbery Santiago Arturo Merino Benitez Bogotá El Dorado
$1,205Multiple Airlines
Sat, Dec 5 - Sat, Dec 12
Multiple Airlines Logo
10:35 pm - 6:15 amIAD  Washington, D.C. Dulles Intl-ASU Asuncion Silvio Pettirossi
29h 40m3 stops Atlanta Hartsfield-Jackson Cancun Lima J Chavez Intl
Multiple Airlines Logo
7:55 am - 5:00 amASU  Asuncion Silvio Pettirossi-IAD Washington, D.C. Dulles Intl
23h 05m2 stops Bogotá El Dorado Guadalajara Miguel Hidal
$1,211Multiple Airlines
Booking Insights

Price, demand and travel trends for Washington, D.C. Dulles Intl Airport to Asuncion flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from Washington, D.C. Dulles Intl Airport to Asuncion?

Round-trip flights from Washington, D.C. Dulles Intl Airport to Asuncion typically range from $972 to $1,295. The lowest price found in the past 5 days was $841, on Copa Airlines.

What's the cheapest day of the week to fly from Washington, D.C. Dulles Intl Airport to Asuncion?

Based on deals KAYAK users found in the last 12 months, Monday is the cheapest day of the week to fly from Washington, D.C. Dulles Intl Airport to Asuncion. It’s 9% cheaper than the average day, while Tuesday is the most expensive, with prices 8% higher.

What’s the cheapest month to fly from Washington, D.C. Dulles Intl Airport to Asuncion?

•January is the cheapest month to fly from Washington, D.C. Dulles Intl Airport to Asuncion at $926 round-trip.
•September ($1,531) and December ($1,384) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 65% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from Washington, D.C. Dulles Intl Airport to Asuncion the cheapest?

Flights from Washington, D.C. Dulles Intl Airport to Asuncion are cheapest 17 weeks before departure. Booking in this window typically costs about 51% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Find deals

Key details for Washington, D.C. Dulles Intl Airport to Asuncion flights

Low season

September

Cheapest flight

$478
Beat the crowds with an average 29% drop in travelers.
The most popular month to fly with an average 38% increase in travelers.
One-way flight from Washington, D.C. Dulles Intl Airport to Asuncion

When to book flights from Dulles Intl to Asuncion

Are your dates flexible? Find out the best times to travel from Dulles Intl to Asuncion based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Washington, D.C. Dulles Intl Airport to Asuncion flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Washington, D.C. Dulles Intl Airport to Asuncion?

    Only Economy Class is available on flights from Washington, D.C. Dulles Intl Airport to Asuncion.

  • How long is a flight from Washington, D.C. Dulles Intl Airport to Asuncion?

    A nonstop flight from Washington, D.C. Dulles Intl Airport to Asuncion takes 00m, covering 4,615 miles.

  • Do I need a passport to fly from Washington, D.C. Dulles Intl Airport to Asuncion?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a Washington, D.C. Dulles Intl Airport to Asuncion flight?

    Round-trip flights from Washington, D.C. Dulles Intl Airport to Asuncion range from $972 to $1,295, with an average of $1,106 over the past 12 months. Anything below $972 counts as a good deal.

  • How expensive are last-minute Washington, D.C. Dulles Intl Airport to Asuncion flights?

    Last-minute fares on this route (booked within two weeks of departure) run 16% above the $1,106 route average. Book 17 weeks before departure for the lowest fares.

  • Have flight prices from Washington, D.C. Dulles Intl Airport to Asuncion changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $841 to $2,855. That means the highest observed fare was about 3x higher than the lowest one.

  • How are flight prices from Washington, D.C. Dulles Intl Airport to Asuncion looking right now?

    One-way fares from Washington, D.C. Dulles Intl Airport to Asuncion are currently lower than usual. Average one-way flight prices are about $601, which is 12% below the typical average for this route.

  • What car rental options are available at Asuncion Silvio Pettirossi Airport (ASU)?

    Asuncion Silvio Pettirossi Airport (ASU) hosts 5 major car rental companies, with daily rates starting from around $14 for economy cars. Top options include:

    • Hertz
    • Alamo
    • Localiza
    • Sixt
    • Dollar

  • Which airports can I use when flying from Washington, D.C. Dulles Intl Airport to Asuncion?

    Flights from Washington, D.C. Dulles Intl Airport to Asuncion usually depart from Washington, D.C. Dulles Intl (IAD) and arrive at Asuncion Silvio Pettirossi (ASU).

  • Which airports do connecting flights from Washington, D.C. Dulles Intl Airport to Asuncion pass through?

    Connecting flights from Washington, D.C. Dulles Intl Airport to Asuncion most commonly pass through:

    • Panama City Tocumen Intl (PTY) - 98% of one-stop connections
    • Bogotá El Dorado (BOG) - 2% of one-stop connections

  • Can I save money by using flexible dates for flights from Washington, D.C. Dulles Intl Airport to Asuncion?

    Yes. Flexible dates can save you up to 16% on flights from Washington, D.C. Dulles Intl Airport to Asuncion. Monday is the cheapest departure day at $1,011 round-trip on average, while Tuesday is the most expensive at $1,198, a difference of $187.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • How much time can I save by choosing a different layover airport from Washington, D.C. Dulles Intl Airport to Asuncion?

    Flying via Panama City Tocumen Intl (PTY) gives the shortest average 1-stop total travel time at 14h 08m, compared with 17h via Bogotá El Dorado (BOG).

  • What is the time difference between Washington, D.C. Dulles Intl Airport and Asuncion?

    Asuncion is 1 hour ahead of Washington, D.C. Dulles Intl Airport (Paraguay Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

Your guide to booking Washington, D.C. Dulles Intl Airport to Asuncion flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Monday departure and avoid flying on Tuesday. On this route, Monday flights average $1,011, about $187 less than Tuesday fares (16% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 17 weeks before you fly. On this route, that window historically saves about 51% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Washington, D.C. Dulles Intl Airport to Asuncion trip for January. Fares historically average $926 round-trip in that month - typically $605 less than the most expensive month, which is September (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Asuncion Silvio Pettirossi Airport.

    • Gran Bourbon Hotel Asuncion

More options for your flight from Dulles Intl to Asuncion

Complete your trip to Asuncion with a hotel stay or car rental

Car rentals in Asuncion
Hotels in Asuncion