$320+ Cheap flights from Dulles Intl (IAD) to Mendoza (MDZ)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/11. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — MDZ
Oct 8 — Oct 151
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Dulles Intl to Mendoza with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Dulles Intl to Mendoza
Cheapest
Best
Last-minute
One-way
Cheapest flights from Dulles Intl to MendozaExplore 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 8, 2026.
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 8, 2026.
This Delta deal was found by Cheapflights users on 9/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1612:26 pm -
2 stops16h 59m
Thu 9/247:35 am -
2 stops18h 06m
Deal found 9/6![Delta logo]()
$898
This Copa Airlines deal was found by Cheapflights users on 9/6. 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.
Tue 10/202:25 am -
1 stop20h 57m
Tue 10/271:31 am -
1 stop27h 49m
Deal found 9/6![Copa Airlines logo]()
$944
This Delta deal was found by Cheapflights users on 9/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2212:25 pm -
2 stops26h 50m
Fri 9/257:35 am -
2 stops18h 06m
Deal found 9/6![Delta logo]()
$956
This LATAM Airlines deal was found by Cheapflights users on 9/3. 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.
Sun 9/206:26 pm -
2 stops20h 49m
Thu 9/241:00 pm -
2 stops23h 45m
Deal found 9/3![LATAM Airlines logo]()
$987
This Delta deal was found by Cheapflights users on 9/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/226:26 pm -
2 stops34h 59m
Sat 9/267:35 am -
2 stops18h 06m
Deal found 9/3![Delta logo]()
$1,006
This Delta deal was found by Cheapflights users on 9/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/213:15 pm -
2 stops19h 45m
Thu 9/247:35 am -
2 stops18h 06m
Deal found 9/6![Delta logo]()
$1,016
This LATAM Airlines deal was found by Cheapflights users on 9/4. 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.
Mon 9/2812:25 pm -
2 stops29h 38m
Mon 10/127:35 am -
2 stops26h 44m
Deal found 9/4![LATAM Airlines logo]()
$1,041
This Delta deal was found by Cheapflights users on 9/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/206:26 pm -
2 stops20h 49m
Sun 9/277:35 am -
2 stops26h 34m
Deal found 9/3![Delta logo]()
$1,066
This LATAM Airlines deal was found by Cheapflights users on 9/6. 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.
Sun 9/2012:25 pm -
2 stops29h 38m
Mon 9/287:35 am -
2 stops18h 06m
Deal found 9/6![LATAM Airlines logo]()
$1,088
This Cheapflightsfares deal was found by Cheapflights users on 9/7. 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.
Mon 10/512:25 pm -
2 stops29h 39m
Mon 10/127:50 pm -
2 stops22h 43m
Deal found 9/7![LATAM Airlines logo]()
$1,102
This LATAM Airlines deal was found by Cheapflights users on 9/6. 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.
Wed 9/166:00 am -
2 stops23h 25m
Wed 9/307:50 pm -
2 stops22h 56m
Deal found 9/6![LATAM Airlines logo]()
$1,134
Best flights from Dulles Intl to MendozaDiscover carefully curated flight deals from Dulles Intl to Mendoza that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 8, 2026.
Discover carefully curated flight deals from Dulles Intl to Mendoza that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 8, 2026.
This LATAM Airlines deal was found by Cheapflights users on 9/6. 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.
Sun 10/2512:30 pm -
2 stops29h 20m
Thu 10/297:50 pm -
2 stops22h 43m
Deal found 9/6![LATAM Airlines logo]()
$898
This Delta deal was found by Cheapflights users on 9/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2212:25 pm -
2 stops26h 50m
Mon 9/287:35 am -
2 stops28h 55m
Deal found 9/6![Delta logo]()
$956
This Delta deal was found by Cheapflights users on 9/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2212:25 pm -
2 stops26h 50m
Fri 9/257:35 am -
2 stops18h 06m
Deal found 9/6![Delta logo]()
$956
This LATAM Airlines deal was found by Cheapflights users on 9/5. 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.
Mon 9/2812:25 pm -
2 stops29h 38m
Mon 10/127:35 am -
2 stops26h 44m
Deal found 9/5![LATAM Airlines logo]()
$1,016
This Delta deal was found by Cheapflights users on 9/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2212:25 pm -
2 stops26h 50m
Sat 9/267:35 am -
2 stops26h 34m
Deal found 9/6![Delta logo]()
$956
This Delta deal was found by Cheapflights users on 9/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/213:15 pm -
2 stops19h 45m
Sat 9/267:35 am -
2 stops26h 34m
Deal found 9/6![Delta logo]()
$1,016
This Delta deal was found by Cheapflights users on 9/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/213:15 pm -
2 stops19h 45m
Thu 9/247:35 am -
2 stops18h 06m
Deal found 9/6![Delta logo]()
$1,016
This Delta deal was found by Cheapflights users on 9/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/213:15 pm -
2 stops19h 45m
Mon 9/287:35 am -
2 stops18h 06m
Deal found 9/6![Delta logo]()
$1,016
This Delta deal was found by Cheapflights users on 9/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/206:26 pm -
2 stops20h 49m
Sat 9/267:35 am -
2 stops18h 06m
Deal found 9/3![Delta logo]()
$1,066
This Delta deal was found by Cheapflights users on 9/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/206:26 pm -
2 stops20h 49m
Thu 9/247:35 am -
2 stops18h 06m
Deal found 9/3![Delta logo]()
$1,066
This Delta deal was found by Cheapflights users on 9/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/206:26 pm -
2 stops20h 49m
Sun 9/277:35 am -
2 stops26h 34m
Deal found 9/3![Delta logo]()
$1,066
Last-minute flights from Dulles Intl to MendozaDiscover last-minute flight deals from Dulles Intl to Mendoza. Data last updated September 8, 2026 and is based on user searches.
Discover last-minute flight deals from Dulles Intl to Mendoza. Data last updated September 8, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 9/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/168:08 am -
2 stops21h 17m
Mon 9/287:35 am -
2 stops18h 06m
Deal found 9/6![Delta logo]()
$898
This Delta deal was found by Cheapflights users on 9/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1610:15 am -
2 stops24h 45m
Thu 9/247:35 am -
2 stops18h 06m
Deal found 9/3![Delta logo]()
$948
This LATAM Airlines deal was found by Cheapflights users on 9/6. 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.
Wed 9/166:00 am -
2 stops23h 25m
Wed 9/307:50 pm -
2 stops22h 56m
Deal found 9/6![LATAM Airlines logo]()
$1,134
This LATAM Airlines deal was found by Cheapflights users on 9/3. 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.
Sun 9/206:26 pm -
2 stops20h 49m
Thu 9/241:00 pm -
2 stops23h 45m
Deal found 9/3![LATAM Airlines logo]()
$987
This Delta deal was found by Cheapflights users on 9/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/206:26 pm -
2 stops20h 49m
Sun 9/277:35 am -
2 stops26h 34m
Deal found 9/3![Delta logo]()
$1,066
This LATAM Airlines deal was found by Cheapflights users on 9/6. 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.
Sun 9/2012:25 pm -
2 stops29h 38m
Mon 9/287:35 am -
2 stops18h 06m
Deal found 9/6![LATAM Airlines logo]()
$1,088
This Delta deal was found by Cheapflights users on 9/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/216:00 am -
2 stops29h 00m
Fri 9/257:35 am -
2 stops18h 06m
Deal found 9/6![Delta logo]()
$1,016
This Delta deal was found by Cheapflights users on 9/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2212:25 pm -
2 stops26h 50m
Fri 9/257:35 am -
2 stops18h 06m
Deal found 9/6![Delta logo]()
$956
This Delta deal was found by Cheapflights users on 9/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/226:26 pm -
2 stops34h 59m
Mon 9/287:35 am -
2 stops26h 34m
Deal found 9/3![Delta logo]()
$1,006
This LATAM Airlines deal was found by Cheapflights users on 9/4. 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.
Mon 9/2812:25 pm -
2 stops29h 38m
Mon 10/127:35 am -
2 stops26h 44m
Deal found 9/4![LATAM Airlines logo]()
$1,041
This Cheapflightsfares deal was found by Cheapflights users on 9/7. 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.
Mon 10/512:25 pm -
2 stops29h 39m
Mon 10/127:50 pm -
2 stops22h 43m
Deal found 9/7![LATAM Airlines logo]()
$1,102
This Copa Airlines deal was found by Cheapflights users on 9/6. 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.
Tue 10/202:25 am -
1 stop20h 57m
Tue 10/271:31 am -
1 stop27h 49m
Deal found 9/6![Copa Airlines logo]()
$944
One-way flights from Dulles Intl to MendozaSearch for one-way flight options from Dulles Intl to Mendoza. Find affordable one-way fares based on user searches. Data last updated September 8, 2026.
Search for one-way flight options from Dulles Intl to Mendoza. Find affordable one-way fares based on user searches. Data last updated September 8, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/7. 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.
Wed 11/118:05 am -
3 stops41h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Multiple Airlines logo]()
$320
This Delta deal was found by Cheapflights users on 9/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/126:20 pm -
2 stops19h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Delta logo]()
$403
This Kiwi.com deal was found by Cheapflights users on 9/7. 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 11/125:00 pm -
3 stops50h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Multiple Airlines logo]()
$408
This Copa Airlines deal was found by Cheapflights users on 9/3. 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.
Sat 11/78:32 am -
1 stop13h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Copa Airlines logo]()
$428
This SmartFares deal was found by Cheapflights users on 9/3. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/712:30 pm -
2 stops20h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![LATAM Airlines logo]()
$446
This Kiwi.com deal was found by Cheapflights users on 9/7. 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.
Wed 12/239:14 pm -
3 stops37h 56m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Multiple Airlines logo]()
$520
This Kiwi.com deal was found by Cheapflights users on 9/7. 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 12/249:14 pm -
3 stops45h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Multiple Airlines logo]()
$534
This Copa Airlines deal was found by Cheapflights users on 9/7. 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.
Wed 11/113:37 pm -
1 stop30h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Copa Airlines logo]()
$558
This Kiwi.com deal was found by Cheapflights users on 9/7. 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.
Mon 12/219:14 pm -
3 stops42h 56m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Multiple Airlines logo]()
$563
This Copa Airlines deal was found by Cheapflights users on 9/7. 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 11/123:37 pm -
1 stop30h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Copa Airlines logo]()
$606
Find 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 8, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $898 (Delta) |
One-way from | $428 (Copa Airlines) |
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 7,457,451 searches. Data last updated September 8, 2026.
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
Fly to
Route
Depart
Return
Cheapest round-trip
Washington, D.C.Mendoza
IAD Washington, D.C. Dulles Intl - MDZ Mendoza El Plumerillo
IADMDZ
Washington, D.C. Dulles Intl
Thu 11/12
6:20 pm-4:05 pm
2 stops19h 45m
Mendoza El Plumerillo
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$403
Quickest round-trip
Washington, D.C.Mendoza
IAD Washington, D.C. Dulles Intl - MDZ Mendoza El Plumerillo
IADMDZ
Washington, D.C. Dulles Intl
Sat 11/7
8:32 am-12:09 am
1 stop13h 37m
Mendoza El Plumerillo
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$428
Washington, D.C.Mendoza
IAD Washington, D.C. Dulles Intl - MDZ Mendoza El Plumerillo
IADMDZ
Washington, D.C. Dulles Intl
Wed 11/11
3:37 pm-12:09 am
1 stop30h 32m
Mendoza El Plumerillo
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$558
Washington, D.C.Mendoza
IAD Washington, D.C. Dulles Intl - MDZ Mendoza El Plumerillo
IADMDZ
Washington, D.C. Dulles Intl
Mon 1/25
1:13 am-12:09 am
1 stop20h 56m
Mendoza El Plumerillo
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$606
Washington, D.C.Mendoza
IAD Washington, D.C. Dulles Intl - MDZ Mendoza El Plumerillo
IADMDZ
Washington, D.C. Dulles Intl
Tue 1/26
1:13 am-3:58 am
1 stop24h 45m
Mendoza El Plumerillo
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$606
Washington, D.C.Mendoza
IAD Washington, D.C. Dulles Intl - MDZ Mendoza El Plumerillo
IADMDZ
Washington, D.C. Dulles Intl
Sat 12/26
4:25 pm-6:20 am
2 stops35h 55m
Mendoza El Plumerillo
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$690
Washington, D.C.Mendoza
IAD Washington, D.C. Dulles Intl - MDZ Mendoza El Plumerillo
IADMDZ
Washington, D.C. Dulles Intl
Wed 12/23
10:43 am-6:20 am
2 stops41h 37m
Mendoza El Plumerillo
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$762
Washington, D.C.Mendoza
IAD Washington, D.C. Dulles Intl - MDZ Mendoza El Plumerillo
IADMDZ
Washington, D.C. Dulles Intl
Thu 12/24
1:40 pm-6:20 am
2 stops38h 40m
Mendoza El Plumerillo
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$762
Washington, D.C.Mendoza
IAD Washington, D.C. Dulles Intl - MDZ Mendoza El Plumerillo
IADMDZ
Washington, D.C. Dulles Intl
Sun 10/25
12:30 pm-6:50 pm
2 stops29h 20m
Mendoza El Plumerillo
Thu 10/29
7:50 pm-5:33 pm
2 stops22h 43m
$898
Washington, D.C.Mendoza
IAD Washington, D.C. Dulles Intl - MDZ Mendoza El Plumerillo
IADMDZ
Washington, D.C. Dulles Intl
Tue 9/22
12:25 pm-4:15 pm
2 stops26h 50m
Mendoza El Plumerillo
Mon 9/28
7:35 am-11:30 am
2 stops28h 55m
$956
Showing 1-10 of 22 resultsSorted by cheapest first
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 September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Mendoza flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on Washington, D.C. Dulles Intl Airport-Mendoza flight deals on Cheapflights vs. Ovago >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 Ovago the most. Ovago 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.
IAD-MDZ
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 September 8, 2026.
Read through reviews of airlines operating flights from Washington, D.C. Dulles Intl Airport to Mendoza, such as Copa Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
6.9
Boarding
7.8
Food
6.9
Crew
8.1
Comfort
7.4
Overall
7.6
Reviews
1 / 20
2.0
MediocreAnonymous,Jul 2026
BOS - PTY
Entertainment
6.9
Boarding
7.8
Food
6.9
Crew
8.1
Comfort
7.4
Overall
7.6
Reviews
1 / 20
2.0
MediocreAnonymous,Jul 2026
BOS - PTY
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.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Mendoza flight routes
Other flight options
Other flights from Dulles Intl
Popular flights
Alternative routes for Dulles Intl to Mendoza
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Mendoza by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Dulles Intl to Mendoza by cabin class
Find flights from Dulles Intl to Mendoza, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Mendoza
Explore flights to Mendoza departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 8, 2026.
Dulles Intl and Mendoza flights
Browse other Dulles Intl and Mendoza flight options. Last updated on September 8, 2026.
Other flights from Dulles Intl
Browse through other flights departing from Dulles Intl. Flights are based on user searches made on Cheapflights and were last updated on September 8, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top airline flying from Dulles Intl to Mendoza
Discover the top airline 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 7,457,451 searches. Data last updated September 8, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$808 | Average$1,159 | FlexibilityNo cancel fee | On-time70% |