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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 10/22. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — MDZ
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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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 September 11, 2025.

Round-trip from

$639
(LATAM Airlines)

One-way from

$275
(LATAM Airlines)

Popular in

November

Cheapest in

June

Average price

$639
From Washington, D.C. Dulles Intl to Mendoza El Plumerillo
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One-way flight from Washington, D.C. Dulles Intl to Mendoza El Plumerillo
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Highest demand for flights based on searches. 20% potential increase in price ($235 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($50 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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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 September 11, 2025.

This LATAM Airlines deal was found by Cheapflights users on 9/9. 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 10/2412:09 pmIAD - MDZ
2 stops21h 31mLATAM Airlines
Fri 10/317:50 pmMDZ - IAD
2 stops17h 07mLATAM Airlines
Deal found 9/9$639
This Gotogate deal was found by Cheapflights users on 9/10. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/122:25 amIAD - MDZ
1 stop20h 44mCopa Airlines
Thu 9/251:18 amMDZ - IAD
1 stop24h 12mCopa Airlines
Deal found 9/10$640
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/232:25 amIAD - MDZ
1 stop20h 44mCopa Airlines
Thu 10/301:25 amMDZ - IAD
1 stop24h 08mCopa Airlines
Deal found 9/9$684
This LATAM Airlines deal was found by Cheapflights users on 9/10. 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 10/3112:09 pmIAD - MDZ
2 stops29h 36mLATAM Airlines
Sun 11/97:55 pmMDZ - IAD
2 stops17h 36mLATAM Airlines
Deal found 9/10$710
This eDestinos deal was found by Cheapflights users on 9/11. 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 eDestinos 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 9/11$739
This Mytrip deal was found by Cheapflights users on 9/9. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/244:05 amIAD - MDZ
3 stops28h 20mMultiple Airlines
Fri 10/319:00 pmMDZ - IAD
2 stops33h 25mMultiple Airlines
Deal found 9/9$765
This Copa Airlines deal was found by Cheapflights users on 9/11. 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 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 9/11$768
This LATAM Airlines deal was found by Cheapflights users on 9/10. 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 9/10$781

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 September 11, 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 10/31

10:11 am-6:40 am

2 stops19h 29m

Mendoza El Plumerillo

Mon 11/10

7:50 am-12:18 am

2 stops18h 28m

$639

Washington, D.C.Mendoza

IAD - MDZ

IADMDZ

Washington, D.C. Dulles Intl

Fri 11/7

10:11 am-6:40 am

2 stops18h 29m

Mendoza El Plumerillo

Tue 11/11

1:00 pm-11:31 am

2 stops24h 31m

$639

Washington, D.C.Mendoza

IAD - MDZ

IADMDZ

Washington, D.C. Dulles Intl

Tue 11/18

12:11 pm-9:20 am

2 stops19h 09m

Mendoza El Plumerillo

Fri 11/21

7:55 pm-11:31 am

2 stops17h 36m

$639

Washington, D.C.Mendoza

IAD - MDZ

IADMDZ

Washington, D.C. Dulles Intl

Sat 11/1

12:09 pm-9:20 am

2 stops20h 11m

Mendoza El Plumerillo

Mon 11/10

7:50 am-9:10 am

2 stops27h 20m

$710

Washington, D.C.Mendoza

IAD - MDZ

IADMDZ

Washington, D.C. Dulles Intl

Fri 10/31

12:09 pm-6:45 pm

2 stops29h 36m

Mendoza El Plumerillo

Sun 11/9

7:55 pm-11:31 am

2 stops17h 36m

$710

Washington, D.C.Mendoza

IAD - MDZ

IADMDZ

Washington, D.C. Dulles Intl

Fri 10/24

4:05 am-9:25 am

3 stops28h 20m

Mendoza El Plumerillo

Fri 10/31

9:00 pm-5:25 am

2 stops33h 25m

$765

Washington, D.C.Mendoza

IAD - MDZ

IADMDZ

Washington, D.C. Dulles Intl

Thu 10/30

2:25 am-12:14 am

1 stop20h 49m

Mendoza El Plumerillo

Sun 11/9

1:17 am-2:02 pm

1 stop14h 45m

$768

Washington, D.C.Mendoza

IAD - MDZ

IADMDZ

Washington, D.C. Dulles Intl

Wed 10/22

8:25 am-7:00 pm

2 stops33h 35m

$275

Washington, D.C.Mendoza

IAD - MDZ

IADMDZ

Washington, D.C. Dulles Intl

Thu 10/23

7:05 am-6:45 am

2 stops22h 40m

$275

Washington, D.C.Mendoza

IAD - MDZ

IADMDZ

Washington, D.C. Dulles Intl

Thu 10/23

4:41 pm-12:09 am

1 stop30h 28m

$299

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

Showing 1-10 of 12 results
1
2

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 September 11, 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 at noon. If you’re flexible enough to do this you can expect to save up to 61% on your trip compared to booking a flight in the morning.

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 September 11, 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
1,531 reviews

Entertainment

6.8

Boarding

7.8

Comfort

7.4

Crew

8.1

Overall

7.6

Food

6.8

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
1,531 reviews
Copa Airlines
7.6
Good
1,531 reviews

Entertainment

6.8

Boarding

7.8

Comfort

7.4

Crew

8.1

Overall

7.6

Food

6.8

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
1,847 reviews
Copa Airlines
7.6
Good
1,531 reviews

Entertainment

6.8

Boarding

7.8

Comfort

7.4

Crew

8.1

Overall

7.6

Food

6.8

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 19h 29m. Airlines will cover a distance of 4987 mi.

  • 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.

  • What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Mendoza?

    Currently, May is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Mendoza (average of $904). Flying from Washington, D.C. Dulles Intl Airport to Mendoza in December is currently the most expensive (average of $1,379). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Dulles Intl to Mendoza

See prices for flight routes from nearby airports that may be better suited for you.
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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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
LATAM AirlinesCheapest$669Average$897FlexibilityNo cancel feeOn-time81%
Copa AirlinesCheapest$971Average$1,488FlexibilityNo cancel feeOn-time70%

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