$263 Cheap Flights from Washington (DCA) to La Paz (LPB)

View $263 flight on Mon, Sep 29, 2025Opens in a new window

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • one key icon

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Cheap Flights from Washington to La Paz (DCA-LPB)

Prices were available within the past 7 days and start at $263 for one-way flights and $579 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Mon, Aug 25 - Wed, Sep 10
DCA
Washington
LPB
La Paz
$579 Roundtrip, found 1 hour ago
$579
Roundtrip
found 1 hour ago
Select United flight, departing Mon, Aug 25 from Washington to La Paz, returning Wed, Sep 10, priced at $579 found 1 hour ago
United
Mon, Aug 25 - Fri, Sep 12
DCA
Washington
LPB
La Paz
$586 Roundtrip, found 1 hour ago
$586
Roundtrip
found 1 hour ago
Select United flight, departing Mon, Aug 25 from Washington to La Paz, returning Fri, Sep 12, priced at $586 found 1 hour ago
United
Sat, Aug 23 - Fri, Sep 12
DCA
Washington
LPB
La Paz
$593 Roundtrip, found 1 hour ago
$593
Roundtrip
found 1 hour ago
Select United flight, departing Sat, Aug 23 from Washington to La Paz, returning Fri, Sep 12, priced at $593 found 1 hour ago
United
Sun, Aug 24 - Thu, Sep 18
DCA
Washington
LPB
La Paz
$595 Roundtrip, found 3 days ago
$595
Roundtrip
found 3 days ago
Select United flight, departing Sun, Aug 24 from Washington to La Paz, returning Thu, Sep 18, priced at $595 found 3 days ago
United
Thu, Aug 28 - Wed, Sep 10
DCA
Washington
LPB
La Paz
$602 Roundtrip, found 1 hour ago
$602
Roundtrip
found 1 hour ago
Select United flight, departing Thu, Aug 28 from Washington to La Paz, returning Wed, Sep 10, priced at $602 found 1 hour ago
United
Thu, Aug 28 - Fri, Sep 12
DCA
Washington
LPB
La Paz
$609 Roundtrip, found 1 hour ago
$609
Roundtrip
found 1 hour ago
Select United flight, departing Thu, Aug 28 from Washington to La Paz, returning Fri, Sep 12, priced at $609 found 1 hour ago
United
Fri, Aug 22 - Wed, Sep 10
DCA
Washington
LPB
La Paz
$636 Roundtrip, found 1 hour ago
$636
Roundtrip
found 1 hour ago
Select United flight, departing Fri, Aug 22 from Washington to La Paz, returning Wed, Sep 10, priced at $636 found 1 hour ago
American Airlines
Thu, Aug 28 - Mon, Sep 1
DCA
Washington
LPB
La Paz
$750 Roundtrip, just found
$750
Roundtrip
just found
Select American Airlines flight, departing Thu, Aug 28 from Washington to La Paz, returning Mon, Sep 1, priced at $750 just found
JetBlue Airways
Wed, Oct 1 - Tue, Oct 7
DCA
Washington
LPB
La Paz
$769 Roundtrip, found 1 hour ago
$769
Roundtrip
found 1 hour ago
Select JetBlue Airways flight, departing Wed, Oct 1 from Washington to La Paz, returning Tue, Oct 7, priced at $769 found 1 hour ago
LATAM Airlines Group
Sun, Dec 14 - Sat, Dec 27
DCA
Washington
LPB
La Paz
$1,133 Roundtrip, found 5 days ago
$1,133
Roundtrip
found 5 days ago
Select LATAM Airlines Group flight, departing Sun, Dec 14 from Washington to La Paz, returning Sat, Dec 27, priced at $1,133 found 5 days ago
Flights from Washington (DCA) to La Paz (LPB)
Origin airport
Ronald Reagan Washington National
Destination airport
El Alto Intl.
Airlines serving
LATAM Airlines Group
Roundtrip price
$578
Distance
3867 mi

Washington to La Paz Flights

The cheapest times to fly from Washington to La Paz

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 Washington to La Paz are during the month of August. You can find some of the cheapest flights from Washington to La Paz with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Washington to La Paz

Sunday is one of the best days to book for cheap flights from Washington to La Paz: 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 Washington to La Paz

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 Washington to La Paz in 2025. You can also book with separate airlines for your outbound and return journeys, from $263 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 Washington to La Paz 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 Washington to La Paz 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.

 

Frequently asked questions

How much does a flight from Ronald Reagan Washington National Airport (DCA) to El Alto Intl. Airport (LPB) cost?
Discover the latest flight deals from DCA to LPB by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from DCA to LPB?
The cheapest flights from DCA to LPB are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from DCA to LPB?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from DCA to LPB. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Ronald Reagan Washington National Airport (DCA) to El Alto Intl. Airport (LPB)?
There are no daily nonstop flights available from Ronald Reagan Washington National Airport (DCA) to El Alto Intl. Airport (LPB). But you can choose flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be soaring above the clouds in no time.
What day of the week has the most flights from DCA to LPB?
You'll typically find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Ronald Reagan Washington National Airport (DCA) to El Alto Intl. Airport (LPB)?
To reach El Alto Intl. Airport (LPB) without delays, select a flight that leaves Ronald Reagan Washington National Airport (DCA) 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 Ronald Reagan Washington National Airport (DCA) to El Alto Intl. Airport (LPB) last-minute?
Holding off until right before your break to book your flight from DCA to LPB generally means paying more. While it's possible to find some last-minute offers, they're not always guaranteed. Be flexible with your travel plans to boost your chances of getting a bargain.
Is it cheaper to book a DCA to LPB flight and hotel package?
Booking a DCA to LPB flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip all in one place. Choose from our wide range of hotels and then add car rentals, flights and activities to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Ronald Reagan Washington National Airport (DCA) to El Alto Intl. Airport (LPB)?
Generally, it's possible to cancel or reschedule your DCA to LPB flight. However, if it's been more than 24 hours since booking, additional charges may apply. Check your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find more details on our Customer Service portal.

Explore a world of travel with Expedia

Washington nearby Airports

Baltimore

Baltimore Washington Intl. Thurgood Marshall to La Paz
$578.41

Washington

Washington Dulles Intl. to La Paz
$578.41
*Available to One Key members.