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Mendoza

$275+ Cheap flights from Dulles Intl (IAD) 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 1/23. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — MDZ
Nov 27 — Dec 41
Thu 11/27
Thu 12/4
1 adult, Economy
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Find flight deals from Dulles Intl to Mendoza

Cheapest flights from Dulles Intl to Mendoza
Explore the most affordable flight options available from Dulles Intl to Mendoza. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 28, 2025.

This LATAM Airlines deal was found by Cheapflights users on 10/28. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1412:11 pmIAD - MDZ
2 stops28h 34mLATAM Airlines
Mon 11/247:50 amMDZ - IAD
2 stops27h 20mLATAM Airlines
Deal found 10/28$640
This LATAM Airlines deal was found by Cheapflights users on 10/28. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/317:05 amIAD - MDZ
2 stops22h 35mLATAM Airlines
Sun 11/910:20 amMDZ - IAD
2 stops27h 11mLATAM Airlines
Deal found 10/28$665
This Copa Airlines deal was found by Cheapflights users on 10/27. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/302:25 amIAD - MDZ
1 stop20h 49mCopa Airlines
Sun 11/91:17 amMDZ - IAD
1 stop14h 45mCopa Airlines
Deal found 10/27$677
This Copa Airlines deal was found by Cheapflights users on 10/26. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/78:22 amIAD - MDZ
1 stop13h 52mCopa Airlines
Mon 11/101:17 amMDZ - IAD
1 stop28h 05mCopa Airlines
Deal found 10/26$696
This LATAM Airlines deal was found by Cheapflights users on 10/26. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2012:11 pmIAD - MDZ
2 stops28h 59mLATAM Airlines
Tue 11/251:00 pmMDZ - IAD
2 stops24h 31mLATAM Airlines
Deal found 10/26$711
This Copa Airlines deal was found by Cheapflights users on 10/26. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/208:22 amIAD - MDZ
1 stop13h 52mCopa Airlines
Mon 11/241:17 amMDZ - IAD
1 stop14h 45mCopa Airlines
Deal found 10/26$718
This Cheapflightsfares deal was found by Cheapflights users on 10/27. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/710:08 amIAD - MDZ
2 stops18h 32mLATAM Airlines
Sat 1/177:50 amMDZ - IAD
2 stops17h 47mLATAM Airlines
Deal found 10/27$743
This Copa Airlines deal was found by Cheapflights users on 10/28. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/131:13 amIAD - MDZ
1 stop21h 01mCopa Airlines
Sun 11/231:17 amMDZ - IAD
1 stop14h 45mCopa Airlines
Deal found 10/28$784
This LATAM Airlines deal was found by Cheapflights users on 10/26. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1412:11 pmIAD - MDZ
2 stops28h 34mLATAM Airlines
Sun 11/237:55 pmMDZ - IAD
2 stops17h 36mLATAM Airlines
Deal found 10/26$791

Cheap flight deals from Dulles Intl to Mendoza

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) 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 October 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$640
(LATAM Airlines)

One-way from

$275
(LATAM Airlines)

Popular in

November

Cheapest in

June

Average price

$981
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Mendoza El Plumerillo flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Mendoza El Plumerillo flights.
Search Deals
From Washington, D.C. Dulles Intl to Mendoza El Plumerillo
Search Deals
One-way flight from Washington, D.C. Dulles Intl to Mendoza El Plumerillo
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($172 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($25 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl 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 October 28, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Mendoza that are best for you.

Fly from

Dulles Intl

Fly to

Mendoza

Route

Depart

Return

Price

Washington, D.C.Mendoza

IAD - MDZ

IADMDZ

Washington, D.C. Dulles Intl

Fri 11/14

12:11 pm-6:45 pm

2 stops28h 34m

Mendoza El Plumerillo

Sun 11/23

7:55 pm-11:31 am

2 stops17h 36m

$640

Washington, D.C.Mendoza

IAD - MDZ

IADMDZ

Washington, D.C. Dulles Intl

Fri 11/14

12:11 pm-6:45 pm

2 stops28h 34m

Mendoza El Plumerillo

Mon 11/24

7:50 am-9:10 am

2 stops27h 20m

$640

Washington, D.C.Mendoza

IAD - MDZ

IADMDZ

Washington, D.C. Dulles Intl

Fri 10/31

7:05 am-6:40 am

2 stops22h 35m

Mendoza El Plumerillo

Sun 11/9

10:20 am-11:31 am

2 stops27h 11m

$665

Washington, D.C.Mendoza

IAD - MDZ

IADMDZ

Washington, D.C. Dulles Intl

Fri 11/7

8:22 am-12:14 am

1 stop13h 52m

Mendoza El Plumerillo

Mon 11/10

1:17 am-3:22 am

1 stop28h 05m

$696

Washington, D.C.Mendoza

IAD - MDZ

IADMDZ

Washington, D.C. Dulles Intl

Fri 10/31

9:34 am-12:14 am

1 stop13h 40m

Mendoza El Plumerillo

Sun 11/9

1:17 am-2:02 pm

1 stop14h 45m

$697

Washington, D.C.Mendoza

IAD - MDZ

IADMDZ

Washington, D.C. Dulles Intl

Sun 12/7

12:19 pm-9:20 am

2 stops19h 01m

Mendoza El Plumerillo

Sat 1/17

7:50 am-11:37 pm

2 stops17h 47m

$697

Washington, D.C.Mendoza

IAD - MDZ

IADMDZ

Washington, D.C. Dulles Intl

Wed 11/19

1:13 am-12:14 am

1 stop21h 01m

Mendoza El Plumerillo

Mon 11/24

1:17 am-2:02 pm

1 stop14h 45m

$698

Washington, D.C.Mendoza

IAD - MDZ

IADMDZ

Washington, D.C. Dulles Intl

Mon 1/26

12:40 pm-7:05 pm

2 stops28h 25m

$275

Washington, D.C.Mendoza

IAD - MDZ

IADMDZ

Washington, D.C. Dulles Intl

Sun 1/25

10:11 am-6:40 am

2 stops18h 29m

$275

Washington, D.C.Mendoza

IAD - MDZ

IADMDZ

Washington, D.C. Dulles Intl

Tue 1/27

12:40 pm-12:00 pm

2 stops21h 20m

$287

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/26

Showing 1-10 of 19 results
1
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Compare providers for flights from Dulles Intl 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 Dulles Intl to Mendoza in October.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*2 stars

*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. Dulles Intl 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. Dulles Intl Airport-Mendoza flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Mendoza flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl 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. Dulles Intl 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 Dulles Intl to Mendoza

Have a flexible travel schedule? Discover the best time to fly to Mendoza from Dulles Intl 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.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Dulles Intl Airport to Mendoza

What is the cheapest time of day to fly from IAD to MDZ?

Find hourly flight availability from Dulles Intl to Mendoza. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 28, 2025.

A simple way to save on the total cost of your ticket is to fly from Washington, D.C. Dulles Intl Airport to Mendoza in the evening. If you’re flexible enough to do this you can expect to save up to 73% on your trip compared to booking a flight at noon.

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 October 28, 2025.
Read through reviews of airlines operating flights from Washington, D.C. Dulles Intl Airport to Mendoza, such as Copa Airlines and LATAM Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Copa Airlines
7.6
Good
1,562 reviews

Entertainment

6.8

Comfort

7.4

Crew

8.1

Food

6.8

Boarding

7.8

Overall

7.6

Reviews

1 / 20
4.0
Okay

Juan Pablo,Sep 2025

PTY - VVI

not a good expirience, the plane was packed, the seats wear very unconftrable, coudent conect with the entratainmente service on the plane, the onboarding was in charge of a very angry lady i really had a unplesent trip
Copa Airlines
7.6
Good
1,562 reviews
Copa Airlines
7.6
Good
1,562 reviews

Entertainment

6.8

Comfort

7.4

Crew

8.1

Food

6.8

Boarding

7.8

Overall

7.6

Reviews

1 / 20
4.0
Okay

Juan Pablo,Sep 2025

PTY - VVI

not a good expirience, the plane was packed, the seats wear very unconftrable, coudent conect with the entratainmente service on the plane, the onboarding was in charge of a very angry lady i really had a unplesent trip
LATAM Airlines
7.5
Good
1,871 reviews
Copa Airlines
7.6
Good
1,562 reviews

Entertainment

6.8

Comfort

7.4

Crew

8.1

Food

6.8

Boarding

7.8

Overall

7.6

Reviews

1 / 20
4.0
Okay

Juan Pablo,Sep 2025

PTY - VVI

not a good expirience, the plane was packed, the seats wear very unconftrable, coudent conect with the entratainmente service on the plane, the onboarding was in charge of a very angry lady i really had a unplesent trip

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl 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. Dulles Intl?

    Most people fly into Mendoza El Plumerillo (MDZ) if they book a flight to Mendoza from Washington, D.C. Dulles Intl. On average, El Plumerillo has 0 inbound flights from Washington, D.C. Dulles Intl per day from 2 airlines. Mendoza El Plumerillo is conveniently located just 5.1 mi from Mendoza’s city center.

  • How long is the flight from Washington, D.C. Dulles Intl Airport to Mendoza?

    Departing from Washington, D.C. Dulles Intl Airport to Mendoza will take you 13h 52m. Airlines will cover a distance of 4987 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Mendoza round-trip?

    Cheapflights users have booked flights from Washington, D.C. Dulles Intl Airport to Mendoza round-trip from $669. Another airline that can offer you cheap pricing is Copa Airlines.

  • Can I find deals for flights from Dulles Intl to Mendoza that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to Mendoza flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to Mendoza?

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

  • Can I find deals for business class flights from Dulles Intl to Mendoza?

    Yes. Cheapflights offers flight deals from Dulles Intl 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.

See more FAQs

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Alternative routes for Dulles Intl to Mendoza

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Top 2 airlines flying from Dulles Intl to Mendoza

Discover the top 2 airlines that operate flights from Dulles Intl 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 October 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
LATAM AirlinesCheapest$669Average$897FlexibilityNo cancel feeOn-time81%
Copa AirlinesCheapest$971Average$1,837FlexibilityNo cancel feeOn-time70%

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