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$251+ Cheap flights from Reagan-National (DCA) to Mendoza (MDZ)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/10. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — MDZ
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap flight deals from Reagan-National to Mendoza

Cheapest flights from Reagan-National to Mendoza
Explore the most affordable flight options available from Reagan-National to Mendoza. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

This KAYAK deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/132:25 pmDCA - MDZ
3 stops26h 45mLATAM Airlines
Sat 12/207:45 pmMDZ - DCA
3 stops29h 14mLATAM Airlines
Deal found 12/11$782

Find flight deals from Reagan-National to Mendoza

Discover tips and strategies to find the most affordable flight options for your journey from Reagan-National (DCA) to Mendoza (MDZ). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$566
(LATAM Airlines)

One-way from

$251
(FlightHub)

Popular in

November

Cheapest in

June

Average price

$1,023
Provider with most accurate pricing for Washington, D.C. Reagan-National-Mendoza El Plumerillo flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. Reagan-National-Mendoza El Plumerillo flights.
Search Deals
From Washington, D.C. Reagan-National to Mendoza El Plumerillo
Search Deals
One-way flight from Washington, D.C. Reagan-National to Mendoza El Plumerillo
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($119 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($25 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Reagan-National to Mendoza 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, Cheapflights users made 2,558,603 searches. Data last updated December 12, 2025.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Mendoza that are best for you.

Fly from

Reagan-National

Fly to

Mendoza

Route

Depart

Return

Price

Washington, D.C.Mendoza

DCA - MDZ

DCAMDZ

Washington, D.C. Reagan-National

Tue 3/17

2:36 pm-9:20 am

2 stops17h 44m

Mendoza El Plumerillo

Wed 3/18

12:55 pm-5:00 pm

2 stops29h 05m

$566

Washington, D.C.Mendoza

DCA - MDZ

DCAMDZ

Washington, D.C. Reagan-National

Fri 3/27

6:00 am-6:45 pm

2 stops35h 45m

Mendoza El Plumerillo

Mon 4/6

7:55 am-10:36 pm

2 stops39h 41m

$640

Washington, D.C.Mendoza

DCA - MDZ

DCAMDZ

Washington, D.C. Reagan-National

Fri 3/27

11:00 am-6:45 pm

2 stops30h 45m

Mendoza El Plumerillo

Mon 4/6

7:40 pm-2:08 pm

2 stops19h 28m

$735

Washington, D.C.Mendoza

DCA - MDZ

DCAMDZ

Washington, D.C. Reagan-National

Fri 3/27

2:54 pm-4:15 pm

2 stops24h 21m

Mendoza El Plumerillo

Mon 4/6

6:30 pm-11:40 am

3 stops18h 10m

$2,363

Washington, D.C.Mendoza

DCA - MDZ

DCAMDZ

Washington, D.C. Reagan-National

Fri 1/9

2:35 pm-9:20 am

2 stops16h 45m

Mendoza El Plumerillo

Sun 1/25

7:55 pm-4:29 pm

2 stops22h 34m

$4,297

Washington, D.C.Mendoza

DCA - MDZ

DCAMDZ

Washington, D.C. Reagan-National

Tue 3/10

11:00 am-9:20 am

2 stops21h 20m

$251

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Compare providers for flights from Reagan-National to Mendoza

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Reagan-National to Mendoza in December.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Washington, D.C. Reagan-National Airport-Mendoza flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Washington, D.C. Reagan-National Airport-Mendoza flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Washington, D.C. Reagan-National Airport-Mendoza flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Reagan-National Airport-Mendoza flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Reagan-National Airport-Mendoza flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Reagan-National to Mendoza

Have a flexible travel schedule? Discover the best time to fly to Mendoza from Reagan-National with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Reviews of airlines servicing Mendoza

Get insights into the airlines that provide service to Mendoza. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Mendoza. Reviews last updated December 12, 2025.
Read reviews from past customers who have flown LATAM Airlines from Washington, D.C. Reagan-National Airport to Mendoza. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
LATAM Airlines
7.5
Good
1,887 reviews

Comfort

7.4

Crew

8.1

Overall

7.5

Entertainment

7.0

Food

6.7

Boarding

7.6

Reviews

1 / 20
8.0
Excellent

LUIS JOSE,Oct 2025

LIM - AEP

Smiles because se upgraded to premiums economy. That was similar to LAN economy years ahí!
LATAM Airlines
7.5
Good
1,887 reviews
LATAM Airlines
7.5
Good
1,887 reviews

Comfort

7.4

Crew

8.1

Overall

7.5

Entertainment

7.0

Food

6.7

Boarding

7.6

Reviews

1 / 20
8.0
Excellent

LUIS JOSE,Oct 2025

LIM - AEP

Smiles because se upgraded to premiums economy. That was similar to LAN economy years ahí!

Related info for your journey

Find useful and relevant information for your journey from Reagan-National to Mendoza. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Mendoza from Washington, D.C. Reagan-National?

    If you book a flight to Mendoza from Washington, D.C. Reagan-National, you will be flying to El Plumerillo, which is the city’s only airport. Mendoza El Plumerillo (MDZ) is located 5.1 mi from the center of Mendoza. There are 0 flights from Washington, D.C. Reagan-National to El Plumerillo per day from 1 airline.

  • How long is the flight from Washington, D.C. Reagan-National Airport to Mendoza?

    A quick flight from Washington, D.C. Reagan-National Airport to Mendoza can take about 17h 44m. LATAM Airlines provides one of the quickest options available for as low as $566. There are 4978 mi between Washington, D.C. Reagan-National Airport and Mendoza.

  • Can I find deals for flights from Reagan-National to Mendoza that include hotel bookings?

    Yes. In addition to deals on Reagan-National to Mendoza flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Reagan-National to Mendoza?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Reagan-National to Mendoza.

  • Can I find deals for business class flights from Reagan-National to Mendoza?

    Yes. Cheapflights offers flight deals from Reagan-National to Mendoza by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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Top airline flying from Reagan-National to Mendoza

Discover the top airline that operate flights from Reagan-National to Mendoza. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
LATAM AirlinesCheapest$629Average$1,023FlexibilityNo cancel feeOn-time81%

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