$255 Cheap Flights from Washington (IAD) to La Paz (LAP)

View $255 flight on Fri, Aug 15, 2025Opens in a new window

Popular airlines from Washington Dulles Intl. Airport (IAD) to La Paz, Baja California Sur (LAP-Manuel Marquez de Leon Intl.)

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Cheap Flights from Washington to La Paz (IAD-LAP)

Prices were available within the past 7 days and start at $255 for one-way flights and $545 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Aeromexico
Thu, Sep 4 - Wed, Sep 10
IAD
Washington
LAP
La Paz
$545 Roundtrip, found 4 days ago
$545
Roundtrip
found 4 days ago
Select Aeromexico flight, departing Thu, Sep 4 from Washington to La Paz, returning Wed, Sep 10, priced at $545 found 4 days ago
Aeromexico
Fri, Sep 26 - Tue, Sep 30
IAD
Washington
LAP
La Paz
$569 Roundtrip, found 1 day ago
$569
Roundtrip
found 1 day ago
Select Aeromexico flight, departing Fri, Sep 26 from Washington to La Paz, returning Tue, Sep 30, priced at $569 found 1 day ago
Aeromexico
Fri, Sep 26 - Tue, Sep 30
IAD
Washington
LAP
La Paz
$612 Roundtrip, found 1 day ago
$612
Roundtrip
found 1 day ago
Select Aeromexico flight, departing Fri, Sep 26 from Washington to La Paz, returning Tue, Sep 30, priced at $612 found 1 day ago
Alaska Airlines
Sun, Sep 7 - Tue, Sep 16
IAD
Washington
LAP
La Paz
$633 Roundtrip, found 15 hours ago
$633
Roundtrip
found 15 hours ago
Select Alaska Airlines flight, departing Sun, Sep 7 from Washington to La Paz, returning Tue, Sep 16, priced at $633 found 15 hours ago
Aeromexico
Wed, Sep 3 - Tue, Sep 9
IAD
Washington
LAP
La Paz
$639 Roundtrip, found 10 hours ago
$639
Roundtrip
found 10 hours ago
Select Aeromexico flight, departing Wed, Sep 3 from Washington to La Paz, returning Tue, Sep 9, priced at $639 found 10 hours ago
Delta
Mon, Oct 20 - Mon, Nov 10
IAD
Washington
LAP
La Paz
$651 Roundtrip, found 4 hours ago
$651
Roundtrip
found 4 hours ago
Select Delta flight, departing Mon, Oct 20 from Washington to La Paz, returning Mon, Nov 10, priced at $651 found 4 hours ago
Aeromexico
Wed, May 27 - Wed, Jun 3
IAD
Washington
LAP
La Paz
$655 Roundtrip, found 4 days ago
$655
Roundtrip
found 4 days ago
Select Aeromexico flight, departing Wed, May 27 from Washington to La Paz, returning Wed, Jun 3, priced at $655 found 4 days ago
Aeromexico
Mon, Oct 20 - Wed, Oct 29
IAD
Washington
LAP
La Paz
$661 Roundtrip, found 4 hours ago
$661
Roundtrip
found 4 hours ago
Select Aeromexico flight, departing Mon, Oct 20 from Washington to La Paz, returning Wed, Oct 29, priced at $661 found 4 hours ago
Aeromexico
Wed, Sep 17 - Wed, Sep 24
IAD
Washington
LAP
La Paz
$665 Roundtrip, found 5 days ago
$665
Roundtrip
found 5 days ago
Select Aeromexico flight, departing Wed, Sep 17 from Washington to La Paz, returning Wed, Sep 24, priced at $665 found 5 days ago
Hawaiian Airlines
Sat, Oct 25 - Wed, Oct 29
IAD
Washington
LAP
La Paz
$685 Roundtrip, found 4 hours ago
$685
Roundtrip
found 4 hours ago
Select Hawaiian Airlines flight, departing Sat, Oct 25 from Washington to La Paz, returning Wed, Oct 29, priced at $685 found 4 hours ago
Flights from Washington (IAD) to La Paz (LAP)
Origin airport
Washington Dulles Intl.
Destination airport
Manuel Marquez de Leon Intl.
Airlines serving
Aeromexico, Alaska Airlines, Delta
Roundtrip price
$544
Distance
2177 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 September. 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 $255 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 Washington Dulles Intl. Airport (IAD) to Manuel Marquez de Leon Intl. Airport (LAP) cost?
Discover the latest flight deals from IAD to LAP 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 IAD to LAP?
The cheapest flights from IAD to LAP 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 IAD to LAP?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from IAD to LAP. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Washington Dulles Intl. Airport (IAD) to Manuel Marquez de Leon Intl. Airport (LAP)?
Direct flights from Washington Dulles Intl. Airport (IAD) to Manuel Marquez de Leon Intl. Airport (LAP) aren't available daily, so you'll need to take a flight with a layover. Explore your options with our filter tool. Enter your travel details and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from IAD to LAP?
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 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 Washington Dulles Intl. Airport (IAD) to Manuel Marquez de Leon Intl. Airport (LAP)?
Select a flight from Washington Dulles Intl. Airport (IAD) to Manuel Marquez de Leon Intl. Airport (LAP) that leaves before 3 PM to reduce the risk of cancellations. Later departures are on average 22% more likely to be canceled.**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 Washington Dulles Intl. Airport (IAD) to Manuel Marquez de Leon Intl. Airport (LAP) last-minute?
Holding off until just before your trip to book a ticket from IAD to LAP generally means paying more. While you may come across some last-minute discounts, they aren't always guaranteed. Keep your travel schedule open to boost your chances of scoring a bargain.
Is it cheaper to book an IAD to LAP flight and hotel package?
Compared with arranging flights and hotels separately, booking an IAD to LAP flight and hotel package with Expedia could lead to significant savings. Better still, having everything in one place takes the hassle out of planning your trip. Simply pick your flights and choose from our extensive range of hotels, then personalize your trip with other add-ons like car rentals and activities.
Can I cancel or change the date of my flight from Washington Dulles Intl. Airport (IAD) to Manuel Marquez de Leon Intl. Airport (LAP)?
In most instances, you can reschedule or cancel your IAD to LAP flight. However, additional charges may apply, especially if you booked over 24 hours ago. Check your itinerary for the airline's policies and fees on flight changes, or if you need further details, head to our Customer Service portal.

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*Available to One Key members.