$355 Cheap Flights from Baltimore (BWI) to Asuncion (ASU)

View $355 flight on Thu, Oct 30, 2025Opens in a new window

Popular airlines from Baltimore Washington Intl. Airport (BWI) to Asuncion (ASU-Silvio Pettirossi Intl.)

Cheap Flights from Baltimore to Asuncion (BWI-ASU)

Prices were available within the past 7 days and start at $355 for one-way flights and $781 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Wed, Apr 22 - Wed, May 6
BWI
Baltimore
ASU
Asuncion
$781 Roundtrip, found 2 days ago
$781
Roundtrip
found 2 days ago
Select United flight, departing Wed, Apr 22 from Baltimore to Asuncion, returning Wed, May 6, priced at $781 found 2 days ago
United
Thu, Nov 6 - Tue, Nov 18
BWI
Baltimore
ASU
Asuncion
$788 Roundtrip, found 5 hours ago
$788
Roundtrip
found 5 hours ago
Select United flight, departing Thu, Nov 6 from Baltimore to Asuncion, returning Tue, Nov 18, priced at $788 found 5 hours ago
United
Wed, Apr 22 - Wed, May 6
BWI
Baltimore
ASU
Asuncion
$941 Roundtrip, found 2 days ago
$941
Roundtrip
found 2 days ago
Select United flight, departing Wed, Apr 22 from Baltimore to Asuncion, returning Wed, May 6, priced at $941 found 2 days ago
Copa
Wed, Apr 22 - Wed, May 6
BWI
Baltimore
ASU
Asuncion
$959 Roundtrip, found 2 days ago
$959
Roundtrip
found 2 days ago
Select Copa flight, departing Wed, Apr 22 from Baltimore to Asuncion, returning Wed, May 6, priced at $959 found 2 days ago
United
Thu, Oct 30 - Sun, Nov 23
BWI
Baltimore
ASU
Asuncion
$962 Roundtrip, found 3 days ago
$962
Roundtrip
found 3 days ago
Select United flight, departing Thu, Oct 30 from Baltimore to Asuncion, returning Sun, Nov 23, priced at $962 found 3 days ago
United
Wed, Apr 22 - Wed, May 6
BWI
Baltimore
ASU
Asuncion
$968 Roundtrip, found 2 days ago
$968
Roundtrip
found 2 days ago
Select United flight, departing Wed, Apr 22 from Baltimore to Asuncion, returning Wed, May 6, priced at $968 found 2 days ago
United
Thu, Nov 6 - Tue, Nov 18
BWI
Baltimore
ASU
Asuncion
$974 Roundtrip, found 5 hours ago
$974
Roundtrip
found 5 hours ago
Select United flight, departing Thu, Nov 6 from Baltimore to Asuncion, returning Tue, Nov 18, priced at $974 found 5 hours ago
Delta
Tue, Oct 21 - Sun, Nov 2
BWI
Baltimore
ASU
Asuncion
$994 Roundtrip, found 1 hour ago
$994
Roundtrip
found 1 hour ago
Select Delta flight, departing Tue, Oct 21 from Baltimore to Asuncion, returning Sun, Nov 2, priced at $994 found 1 hour ago
LATAM Airlines Group
Mon, Oct 27 - Thu, Nov 6
BWI
Baltimore
ASU
Asuncion
$1,009 Roundtrip, found 3 hours ago
$1,009
Roundtrip
found 3 hours ago
Select LATAM Airlines Group flight, departing Mon, Oct 27 from Baltimore to Asuncion, returning Thu, Nov 6, priced at $1,009 found 3 hours ago
American Airlines
Mon, Dec 8 - Thu, Dec 11
BWI
Baltimore
ASU
Asuncion
$1,052 Roundtrip, found 1 day ago
$1,052
Roundtrip
found 1 day ago
Select American Airlines flight, departing Mon, Dec 8 from Baltimore to Asuncion, returning Thu, Dec 11, priced at $1,052 found 1 day ago

Frequently asked questions

How much does a flight from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Silvio Pettirossi Intl. Airport (ASU) cost?
Secure a cheap one-way flight from $355 or cheap return flight from $781 from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Silvio Pettirossi Intl. Airport (ASU) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Silvio Pettirossi Intl. Airport (ASU)?
April is the least expensive month to fly from BWI to ASU. Avoiding peak travel times is often the key to landing a great deal.
What is the cheapest airline that flies from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Silvio Pettirossi Intl. Airport (ASU)?
Use the filter tool on Expedia to compare airlines and find the most affordable carrier that'll take you from BWI to ASU. Then, sort your results by "Price (lowest to highest)" to snag a good deal.
How many flights per day from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Silvio Pettirossi Intl. Airport (ASU)?
You'll have to catch a flight with a layover when traveling from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Silvio Pettirossi Intl. Airport (ASU). There are no daily direct flights on this route. However, simply filter your search to include one or more stops to discover the best option for your trip.
What day of the week has the most flights from BWI to ASU?
You'll generally find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Silvio Pettirossi Intl. Airport (ASU)?
To land at Silvio Pettirossi Intl. Airport (ASU) without delays, pick a flight that takes off from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Silvio Pettirossi Intl. Airport (ASU) last-minute?
Booking your ticket from BWI to ASU shortly before your journey is usually more expensive. But if there's some wiggle room with your travel times and dates, you could score a cheap last-minute fare.
Is it cheaper to book a BWI to ASU flight and hotel package?
Compared with arranging hotels and flights separately, booking a BWI to ASU flight and hotel package with Expedia could result in significant savings. What's more, having everything in one convenient place will take the hassle out of planning your trip. Just pick your flights and select from our extensive range of stays, then tailor your trip with other add-ons like car rentals and activities.
Can I cancel or change the date of my flight from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Silvio Pettirossi Intl. Airport (ASU)?
Typically, you can cancel or reschedule your BWI to ASU flight. However, additional charges may apply, especially if you made your booking over 24 hours ago. Check your itinerary for the airline's guidelines and fees on flight changes, or if you want more information, visit our Customer Service portal.

Travel information

Travel information

Origin airport
Baltimore Washington Intl. Thurgood Marshall
Destination airport
Silvio Pettirossi Intl.
Airlines serving
Copa, LATAM Airlines Group, United
Roundtrip price
$780
Distance
4619 mi

Book with confidence

Book with confidence

Baltimore to Asuncion Flights

The cheapest times to fly from Baltimore to Asuncion

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Baltimore to Asuncion are during the month of April. You can find some of the cheapest flights from Baltimore to Asuncion with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Baltimore to Asuncion

Sunday is one of the best days to book for cheap flights from Baltimore to Asuncion: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Baltimore to Asuncion

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Baltimore to Asuncion in 2025. You can also book with separate airlines for your outbound and return journeys, from $355 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Baltimore to Asuncion flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Baltimore to Asuncion airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Baltimore to Asuncion Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to One Key members.