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Cheap flights from Asuncion to Washington, D.C. from $405

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Asuncion to Washington, D.C. departing on 12/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
11:05 am - 3:05 pmASU-IAD
30h 00m2 stops
Multiple Airlines Logo
10:57 am - 6:15 amIAD-ASU
41h 18m3 stops
$904Multiple Airlines
Find Deal
Thu, Dec 11 - Tue, Dec 30
Avianca Logo
8:20 am - 12:10 amASU-IAD
17h 50m2 stops
Avianca Logo
5:45 am - 5:15 amIAD-ASU
21h 30m1 stop
$911Avianca
Find Deal
Thu, Dec 18 - Fri, Jan 9
Multiple Airlines Logo
8:35 am - 2:00 pmASU-IAD
30h 25m3 stops
Multiple Airlines Logo
4:05 am - 9:25 amIAD-ASU
28h 20m3 stops
$921Multiple Airlines
Find Deal
Sun, May 3 - Tue, May 19
Multiple Airlines Logo
8:10 am - 4:20 amASU-IAD
21h 10m2 stops
Multiple Airlines Logo
4:05 am - 6:10 amIAD-ASU
25h 05m3 stops
$926Multiple Airlines
Find Deal
Fri, May 1 - Mon, May 18
Multiple Airlines Logo
8:25 am - 5:35 amASU-IAD
22h 10m2 stops
Multiple Airlines Logo
3:25 pm - 4:40 amIAD-ASU
12h 15m1 stop
$939Multiple Airlines
Find Deal
Sun, May 3 - Tue, May 19
Avianca Logo
8:20 am - 12:10 amASU-IAD
17h 50m2 stops
Avianca Logo
1:30 am - 5:15 amIAD-ASU
25h 45m2 stops
$940Avianca
Find Deal
Thu, Dec 18 - Thu, Jan 8
Avianca Logo
8:20 am - 4:25 amASU-IAD
22h 05m1 stop
Avianca Logo
6:45 am - 5:15 amIAD-ASU
21h 30m1 stop
$941Avianca
Find Deal
Tue, Mar 3 - Fri, Mar 20
Avianca Logo
8:20 am - 1:40 amASU-IAD
19h 20m2 stops
Avianca Logo
6:45 am - 5:15 amIAD-ASU
21h 30m1 stop
$943Avianca
Find Deal
Tue, Mar 3 - Fri, Mar 20
Avianca Logo
8:10 am - 4:20 amASU-IAD
21h 10m2 stops
Avianca Logo
5:45 am - 4:40 amIAD-ASU
21h 55m2 stops
$945Avianca
Find Deal
Sun, May 3 - Tue, May 26
Avianca Logo
8:20 am - 12:10 amASU-IAD
17h 50m2 stops
Avianca Logo
6:45 am - 5:15 amIAD-ASU
21h 30m1 stop
$947Avianca
Find Deal
Tue, Mar 3 - Fri, Mar 20

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

Our best Copa Airlines deals on Asuncion to Washington, D.C. Dulles Intl Airport flight tickets
Copa Airlines
Mar 3
ASU6:42 amAsuncion Silvio Pettirossi
22h 33m
1 stop
IAD3:15 amWashington, D.C. Dulles Intl
Mar 19
IAD2:18 amWashington, D.C. Dulles Intl
20h 57m
1 stop
ASU12:15 amAsuncion Silvio Pettirossi
$974
Find similar
Copa Airlines
Mar 2
ASU1:59 amAsuncion Silvio Pettirossi
14h 01m
1 stop
IAD2:00 pmWashington, D.C. Dulles Intl
Mar 19
IAD2:18 amWashington, D.C. Dulles Intl
20h 57m
1 stop
ASU12:15 amAsuncion Silvio Pettirossi
$994
Find similar
Copa Airlines
Mar 2
ASU1:59 amAsuncion Silvio Pettirossi
14h 01m
1 stop
IAD2:00 pmWashington, D.C. Dulles Intl
Mar 20
IAD9:29 amWashington, D.C. Dulles Intl
13h 46m
1 stop
ASU12:15 amAsuncion Silvio Pettirossi
$1,015
Find similar

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

Our best Avianca deals on Asuncion to Washington, D.C. Dulles Intl Airport flight tickets
Avianca
Dec 18
ASU8:20 amAsuncion Silvio Pettirossi
17h 50m
2 stops
IAD12:10 amWashington, D.C. Dulles Intl
Jan 9
IAD5:45 amWashington, D.C. Dulles Intl
21h 30m
1 stop
ASU5:15 amAsuncion Silvio Pettirossi
$911
Find similar
Avianca
Dec 18
ASU8:20 amAsuncion Silvio Pettirossi
22h 05m
1 stop
IAD4:25 amWashington, D.C. Dulles Intl
Jan 9
IAD5:45 amWashington, D.C. Dulles Intl
21h 30m
1 stop
ASU5:15 amAsuncion Silvio Pettirossi
$940
Find similar
Avianca
Mar 3
ASU8:20 amAsuncion Silvio Pettirossi
22h 05m
1 stop
IAD4:25 amWashington, D.C. Dulles Intl
Mar 20
IAD6:45 amWashington, D.C. Dulles Intl
21h 30m
1 stop
ASU5:15 amAsuncion Silvio Pettirossi
$941
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Asuncion to Washington, D.C. Dulles Intl Airport 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 November 13, 2025.
Use the filters below to find and compare flights from Asuncion to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

AsuncionWashington, D.C.

ASU - IAD

ASUIAD

Asuncion Silvio Pettirossi

Thu 12/11

11:05 am-3:05 pm

2 stops30h 00m

Washington, D.C. Dulles Intl

Tue 12/30

10:57 am-6:15 am

3 stops41h 18m

$904

AsuncionWashington, D.C.

ASU - IAD

ASUIAD

Asuncion Silvio Pettirossi

Thu 12/18

8:20 am-12:10 am

2 stops17h 50m

Washington, D.C. Dulles Intl

Fri 1/9

5:45 am-5:15 am

1 stop21h 30m

$911

AsuncionWashington, D.C.

ASU - IAD

ASUIAD

Asuncion Silvio Pettirossi

Sun 5/3

8:35 am-2:00 pm

3 stops30h 25m

Washington, D.C. Dulles Intl

Tue 5/19

4:05 am-9:25 am

3 stops28h 20m

$921

AsuncionWashington, D.C.

ASU - IAD

ASUIAD

Asuncion Silvio Pettirossi

Fri 5/1

8:10 am-4:20 am

2 stops21h 10m

Washington, D.C. Dulles Intl

Mon 5/18

4:05 am-6:10 am

3 stops25h 05m

$926

AsuncionWashington, D.C.

ASU - IAD

ASUIAD

Asuncion Silvio Pettirossi

Sun 5/3

8:25 am-5:35 am

2 stops22h 10m

Washington, D.C. Dulles Intl

Tue 5/19

3:25 pm-4:40 am

1 stop12h 15m

$939

AsuncionWashington, D.C.

ASU - IAD

ASUIAD

Asuncion Silvio Pettirossi

Thu 12/18

8:20 am-12:10 am

2 stops17h 50m

Washington, D.C. Dulles Intl

Thu 1/8

1:30 am-5:15 am

2 stops25h 45m

$940

AsuncionWashington, D.C.

ASU - IAD

ASUIAD

Asuncion Silvio Pettirossi

Tue 3/3

8:20 am-4:25 am

1 stop22h 05m

Washington, D.C. Dulles Intl

Fri 3/20

6:45 am-5:15 am

1 stop21h 30m

$941

AsuncionWashington, D.C.

ASU - IAD

ASUIAD

Asuncion Silvio Pettirossi

Tue 3/3

8:20 am-1:40 am

2 stops19h 20m

Washington, D.C. Dulles Intl

Fri 3/20

6:45 am-5:15 am

1 stop21h 30m

$943

AsuncionWashington, D.C.

ASU - IAD

ASUIAD

Asuncion Silvio Pettirossi

Sun 5/3

8:10 am-4:20 am

2 stops21h 10m

Washington, D.C. Dulles Intl

Tue 5/26

5:45 am-4:40 am

2 stops21h 55m

$945

AsuncionWashington, D.C.

ASU - IAD

ASUIAD

Asuncion Silvio Pettirossi

Tue 3/3

8:20 am-12:10 am

2 stops17h 50m

Washington, D.C. Dulles Intl

Fri 3/20

6:45 am-5:15 am

1 stop21h 30m

$947

Flights are sorted by cheapest round-trip flights first.

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See travel insights to Washington, D.C. from

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

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 cheapest month to fly to Washington, D.C. Dulles Intl Airport?

In general, June is the cheapest month to fly from Asuncion to Washington, D.C. Dulles Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $589. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of June, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $622.

What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Our data shows that Saturday is the least expensive day to fly to Washington, D.C. Dulles Intl Airport. Tickets to fly out on this day can be as low as $887. When flying out on a Wednesday, the most expensive travel day of the week, you can expect to see flight prices from Asuncion to Washington, D.C. Dulles Intl Airport for around $1,167.

What is the cheapest time of day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Flying to Washington, D.C. Dulles Intl Airport from Asuncion in the morning is the least expensive time of day to depart. momondo users have found prices as low as $850 when looking at flights departing in the morning. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $1,162 on average. Flights to Washington, D.C. Dulles Intl Airport from Asuncion in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

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

You could potentially save up to 30% on your flight if you consider stops on a Asuncion to Washington, D.C. Dulles Intl Airport flight.

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

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

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

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

Direct flights

None
There are no direct flights from Asuncion to Washington, D.C. Dulles Intl Airport. There are no popular flight routes from Asuncion to Washington, D.C. Dulles Intl Airport.
Search flight deals

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

    A flight from Asuncion Silvio Pettirossi to Washington, D.C. Dulles Intl will travel around 4615.9 mi. In terms of flight time, this usually takes a little over 13h 59m.

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

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

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Asuncion Silvio Pettirossi Airport to Washington, D.C. Dulles Intl Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The necessary travel and health documents for your Washington, D.C. Dulles Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Asuncion to Washington, D.C. Dulles Intl Airport?

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

Compare and see reviews for airlines that fly from Asuncion to Washington, D.C. Dulles Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
AviancaPriceFrom $273Free CancellationRating
6.6
2,473 reviews
Search Avianca flights
Copa AirlinesPriceFrom $802Free CancellationRating
7.6
1,563 reviews
Search Copa Airlines flights

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
National Harbor
Gettysburg
Arlington
Winchester
Woodbridge
Waldorf
Tysons
Laurel
Colonial Beach
Silver Spring
Fredericksburg
Harpers Ferry
Towson
Rockville
Reston
Manassas
Gaithersburg
Fairfax
Glen Burnie

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Asuncion to Washington, D.C.. Millions of users trust and use momondo every year so you are in good hands.

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

Flights from Asuncion to Washington, D.C. 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 Asuncion to Washington, D.C.?

momondo helps you find the best flight between Asuncion and Washington, D.C. by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Price alerts on flights to Washington, D.C. from Asuncion are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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