$323+ Cheap flights from Dulles Intl (IAD) to Argentina
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 11/12. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — EZE
Nov 1 — Nov 81
Round-trip
1 adult, Economy
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Cheapest flights from Dulles Intl to ArgentinaExplore the most affordable flight options available from Dulles Intl to Argentina. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 2, 2026.
Explore the most affordable flight options available from Dulles Intl to Argentina. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 2, 2026.
This Expedia deal was found by Cheapflights users on 9/30. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/212:34 pm -
1 stop19h 06m
Thu 12/107:20 am -
2 stops19h 21m
Deal found 9/30![LATAM Airlines logo]()
$721
This American Airlines deal was found by Cheapflights users on 9/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1610:44 am -
2 stops18h 36m
Mon 11/238:45 pm -
2 stops18h 24m
Deal found 9/30![American Airlines logo]()
$722
This United Airlines deal was found by Cheapflights users on 9/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/145:54 pm -
1 stop37h 26m
Fri 11/2011:55 pm -
1 stop24h 49m
Deal found 9/28![United Airlines logo]()
$727
This Orbitz deal was found by Cheapflights users on 10/1. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/2512:32 pm -
1 stop17h 03m
Tue 12/18:05 pm -
1 stop17h 44m
Deal found 10/1![LATAM Airlines logo]()
$731
This Expedia deal was found by Cheapflights users on 10/2. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/113:00 pm -
2 stops25h 35m
Fri 12/1811:35 pm -
1 stop21h 34m
Deal found 10/2![LATAM Airlines logo]()
$736
This Cheapflightsfares deal was found by Cheapflights users on 9/30. 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.
Fri 11/133:00 pm -
1 stop14h 35m
Fri 11/209:30 pm -
1 stop20h 53m
Deal found 9/30![LATAM Airlines logo]()
$737
This Orbitz deal was found by Cheapflights users on 9/29. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/186:20 pm -
1 stop14h 35m
Tue 12/18:05 pm -
1 stop23h 28m
Deal found 9/29![LATAM Airlines logo]()
$738
This SmartFares deal was found by Cheapflights users on 9/30. 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.
Mon 11/235:00 pm -
1 stop14h 40m
Mon 11/3011:35 pm -
1 stop14h 04m
Deal found 9/30![LATAM Airlines logo]()
$745
This Kiwi.com deal was found by Cheapflights users on 10/1. 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.
Tue 12/112:35 pm -
1 stop20h 20m
Wed 12/168:05 pm -
1 stop17h 44m
Deal found 10/1![LATAM Airlines logo]()
$747
This Expedia deal was found by Cheapflights users on 9/27. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/248:05 am -
2 stops23h 45m
Mon 11/3011:35 pm -
1 stop14h 04m
Deal found 9/27![LATAM Airlines logo]()
$748
This Gurufare deal was found by Cheapflights users on 10/1. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/36:20 pm -
1 stop14h 35m
Wed 12/168:05 pm -
1 stop17h 44m
Deal found 10/1![LATAM Airlines logo]()
$749
This LATAM Airlines deal was found by Cheapflights users on 9/28. 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.
Sun 11/156:00 am -
2 stops26h 55m
Tue 12/18:05 pm -
2 stops26h 06m
Deal found 9/28![LATAM Airlines logo]()
$750
Best flights from Dulles Intl to ArgentinaDiscover carefully curated flight deals from Dulles Intl to Argentina that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 2, 2026.
Discover carefully curated flight deals from Dulles Intl to Argentina that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 2, 2026.
This Copa Airlines deal was found by Cheapflights users on 9/27. 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.
Mon 10/52:25 am -
1 stop24h 56m
Fri 10/238:59 am -
1 stop16h 33m
Deal found 9/27![Copa Airlines logo]()
$760
This Delta deal was found by Cheapflights users on 9/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/196:00 am -
2 stops21h 50m
Sat 3/137:50 am -
2 stops17h 07m
Deal found 9/28![Delta logo]()
$872
This FlightHub deal was found by Cheapflights users on 9/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/204:10 am -
2 stops25h 10m
Tue 11/37:40 am -
1 stop22h 50m
Deal found 9/29![Avianca logo]()
$907
This Justfly.com deal was found by Cheapflights users on 9/30. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/512:30 pm -
2 stops44h 45m
Tue 11/1012:30 pm -
2 stops30h 58m
Deal found 9/30![LATAM Airlines logo]()
$931
This Mytrip deal was found by Cheapflights users on 9/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/2510:47 pm -
3 stops26h 33m
Thu 12/1012:15 pm -
3 stops28h 40m
Deal found 9/28![Multiple Airlines logo]()
$1,056
This Copa Airlines deal was found by Cheapflights users on 10/1. 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 10/109:35 am -
1 stop18h 01m
Sun 10/184:15 am -
1 stop25h 05m
Deal found 10/1![Copa Airlines logo]()
$788
This Delta deal was found by Cheapflights users on 9/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/196:00 am -
2 stops21h 50m
Sun 3/147:50 am -
2 stops17h 30m
Deal found 9/28![Delta logo]()
$872
This Avianca deal was found by Cheapflights users on 9/28. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/256:50 am -
1 stop22h 30m
Thu 10/297:40 am -
1 stop31h 30m
Deal found 9/28![Avianca logo]()
$925
This Copa Airlines deal was found by Cheapflights users on 9/29. 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 10/204:34 pm -
1 stop30h 46m
Tue 11/36:31 am -
1 stop19h 02m
Deal found 9/29![Copa Airlines logo]()
$860
This Delta deal was found by Cheapflights users on 9/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/196:00 am -
2 stops21h 50m
Fri 3/127:50 am -
2 stops18h 30m
Deal found 9/28![Delta logo]()
$872
This LATAM Airlines deal was found by Cheapflights users on 9/28. 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.
Sun 10/2512:30 pm -
2 stops29h 20m
Thu 10/297:30 am -
2 stops18h 12m
Deal found 9/28![LATAM Airlines logo]()
$968
This KAYAK deal was found by Cheapflights users on 9/30. 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.
Wed 11/183:00 am -
2 stops25h 20m
Mon 11/307:40 am -
1 stop31h 30m
Deal found 9/30![Avianca logo]()
$939
This Copa Airlines deal was found by Cheapflights users on 9/27. 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.
Sun 10/42:25 am -
1 stop25h 11m
Sun 10/184:15 am -
1 stop25h 05m
Deal found 9/27![Copa Airlines logo]()
$881
This Trip.com deal was found by Cheapflights users on 10/1. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/89:55 am -
2 stops27h 15m
Sun 1/179:00 pm -
2 stops44h 45m
Deal found 10/1![Multiple Airlines logo]()
$1,087
This Delta deal was found by Cheapflights users on 10/1. 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 10/126:00 am -
2 stops24h 40m
Mon 10/198:05 pm -
2 stops29h 37m
Deal found 10/1![Delta logo]()
$959
This Copa Airlines deal was found by Cheapflights users on 9/28. 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 10/152:25 am -
1 stop21h 26m
Fri 10/238:59 am -
1 stop20h 21m
Deal found 9/28![Copa Airlines logo]()
$884
This United deal was found by Cheapflights users on 9/30. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1910:18 pm -
2 stops49h 22m
Wed 11/251:44 am -
2 stops18h 36m
Deal found 9/30![Multiple Airlines logo]()
$1,133
This LATAM Airlines deal was found by Cheapflights users on 9/29. 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 10/1412:30 pm -
2 stops29h 33m
Sat 10/3112:15 pm -
2 stops31h 18m
Deal found 9/29![LATAM Airlines logo]()
$1,148
This Delta deal was found by Cheapflights users on 9/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1010:11 am -
2 stops18h 09m
Fri 12/257:30 am -
2 stops17h 27m
Deal found 9/28![Delta logo]()
$968
This Copa Airlines deal was found by Cheapflights users on 9/28. 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.
Wed 11/111:16 am -
1 stop23h 26m
Wed 11/183:51 am -
1 stop25h 24m
Deal found 9/28![Copa Airlines logo]()
$888
This Delta deal was found by Cheapflights users on 9/30. 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.
Sat 11/283:00 pm -
2 stops23h 05m
Wed 12/25:00 pm -
2 stops20h 39m
Deal found 9/30![Delta logo]()
$968
This CheapOair deal was found by Cheapflights users on 9/30. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/257:45 pm -
3 stops24h 45m
Wed 10/283:50 pm -
3 stops33h 52m
Deal found 9/30![LATAM Airlines logo]()
$1,180
This Copa Airlines deal was found by Cheapflights users on 9/29. 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.
Mon 11/93:37 pm -
1 stop30h 45m
Sun 11/153:51 am -
1 stop25h 24m
Deal found 9/29![Copa Airlines logo]()
$888
This Delta deal was found by Cheapflights users on 9/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/2510:11 am -
2 stops23h 54m
Thu 12/101:00 pm -
2 stops24h 49m
Deal found 9/28![Delta logo]()
$968
This Copa Airlines deal was found by Cheapflights users on 9/30. 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.
Sun 10/182:25 am -
1 stop21h 15m
Wed 11/251:44 am -
1 stop23h 49m
Deal found 9/30![Copa Airlines logo]()
$920
This FlightHub deal was found by Cheapflights users on 9/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/183:35 pm -
2 stops17h 55m
Wed 11/257:20 pm -
2 stops35h 10m
Deal found 9/30![Multiple Airlines logo]()
$1,349
This Copa Airlines deal was found by Cheapflights users on 9/28. 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.
Sun 10/184:34 pm -
1 stop30h 46m
Sun 10/253:32 am -
1 stop25h 48m
Deal found 9/28![Copa Airlines logo]()
$928
This Delta deal was found by Cheapflights users on 9/30. 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.
Fri 12/412:35 pm -
1 stop20h 20m
Sun 12/2011:35 pm -
1 stop18h 32m
Deal found 9/30![Delta logo]()
$1,065
This FlightHub deal was found by Cheapflights users on 9/28. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/55:50 am -
2 stops30h 10m
Tue 11/108:05 pm -
2 stops34h 25m
Deal found 9/28![Multiple Airlines logo]()
$1,432
This Copa Airlines deal was found by Cheapflights users on 9/30. 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 11/131:16 am -
1 stop24h 42m
Sat 11/215:00 am -
1 stop20h 33m
Deal found 9/30![Copa Airlines logo]()
$938
Last-minute flights from Dulles Intl to ArgentinaDiscover last-minute flight deals from Dulles Intl to Argentina. Data last updated October 2, 2026 and is based on user searches.
Discover last-minute flight deals from Dulles Intl to Argentina. Data last updated October 2, 2026 and is based on user searches.
This Copa Airlines deal was found by Cheapflights users on 9/28. 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.
Mon 10/52:25 am -
1 stop24h 56m
Tue 10/203:48 am -
1 stop21h 44m
Deal found 9/28![Copa Airlines logo]()
$760
This FlightHub deal was found by Cheapflights users on 9/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1110:11 am -
1 stop21h 29m
Sun 11/229:30 pm -
1 stop13h 39m
Deal found 9/30![LATAM Airlines logo]()
$753
This Cheapflightsfares deal was found by Cheapflights users on 9/30. 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.
Fri 11/133:00 pm -
1 stop14h 35m
Fri 11/209:30 pm -
1 stop20h 53m
Deal found 9/30![LATAM Airlines logo]()
$737
This United Airlines deal was found by Cheapflights users on 9/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/145:54 pm -
1 stop37h 26m
Fri 11/2011:55 pm -
1 stop24h 49m
Deal found 9/28![United Airlines logo]()
$727
This LATAM Airlines deal was found by Cheapflights users on 9/28. 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.
Sun 11/156:00 am -
2 stops26h 55m
Tue 12/18:05 pm -
2 stops26h 06m
Deal found 9/28![LATAM Airlines logo]()
$750
This American Airlines deal was found by Cheapflights users on 9/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1610:44 am -
2 stops18h 36m
Mon 11/238:45 pm -
2 stops18h 24m
Deal found 9/30![American Airlines logo]()
$722
This Orbitz deal was found by Cheapflights users on 9/29. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/186:20 pm -
1 stop14h 35m
Tue 12/18:05 pm -
1 stop23h 28m
Deal found 9/29![LATAM Airlines logo]()
$738
This SmartFares deal was found by Cheapflights users on 9/30. 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.
Mon 11/235:00 pm -
1 stop14h 40m
Mon 11/3011:35 pm -
1 stop14h 04m
Deal found 9/30![LATAM Airlines logo]()
$745
This Kiwi.com deal was found by Cheapflights users on 10/1. 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 11/236:20 pm -
1 stop14h 35m
Wed 12/27:35 pm -
2 stops16h 30m
Deal found 10/1![Multiple Airlines logo]()
$752
This Expedia deal was found by Cheapflights users on 9/27. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/248:05 am -
2 stops23h 45m
Mon 11/3011:35 pm -
1 stop14h 04m
Deal found 9/27![LATAM Airlines logo]()
$748
This Orbitz deal was found by Cheapflights users on 10/1. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/2512:32 pm -
1 stop17h 03m
Tue 12/18:05 pm -
1 stop17h 44m
Deal found 10/1![LATAM Airlines logo]()
$731
This Cheapflightsfares deal was found by Cheapflights users on 9/30. 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.
Wed 11/2512:32 pm -
1 stop17h 03m
Wed 12/27:20 am -
2 stops19h 21m
Deal found 9/30![LATAM Airlines logo]()
$751
One-way flights from Dulles Intl to ArgentinaSearch for one-way flight options from Dulles Intl to Argentina. Find affordable one-way fares based on user searches. Data last updated October 2, 2026.
Search for one-way flight options from Dulles Intl to Argentina. Find affordable one-way fares based on user searches. Data last updated October 2, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/2. 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 11/127:32 am -
3 stops45h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/2![Multiple Airlines logo]()
$323
This FlightHub deal was found by Cheapflights users on 9/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/173:00 pm -
2 stops16h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![LATAM Airlines logo]()
$326
This Kiwi.com deal was found by Cheapflights users on 9/30. 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.
Fri 11/139:06 pm -
3 stops56h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Multiple Airlines logo]()
$327
This Kiwi.com deal was found by Cheapflights users on 9/30. 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 12/710:33 pm -
3 stops54h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Multiple Airlines logo]()
$328
This Kiwi.com deal was found by Cheapflights users on 9/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/209:35 am -
1 stop14h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![Copa Airlines logo]()
$335
This Kiwi.com deal was found by Cheapflights users on 10/1. 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.
Tue 11/38:05 am -
3 stops45h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/1![Multiple Airlines logo]()
$337
This Copa Airlines deal was found by Cheapflights users on 9/30. 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.
Mon 11/161:16 am -
1 stop21h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Copa Airlines logo]()
$337
This LATAM Airlines deal was found by Cheapflights users on 9/29. 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 12/316:00 am -
2 stops23h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/29![LATAM Airlines logo]()
$340
This eDestinos deal was found by Cheapflights users on 9/30. 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.
Wed 12/28:07 am -
1 stop23h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![LATAM Airlines logo]()
$340
This Kiwi.com deal was found by Cheapflights users on 9/29. 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.
Sun 10/42:25 am -
1 stop24h 56m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/29![Copa Airlines logo]()
$342
This LATAM Airlines deal was found by Cheapflights users on 9/29. 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 12/3010:43 am -
2 stops21h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/29![LATAM Airlines logo]()
$346
This Kiwi.com deal was found by Cheapflights users on 10/1. 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 11/29:06 pm -
3 stops56h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/1![Multiple Airlines logo]()
$348
Find flight deals from Dulles Intl to Argentina
Keep the following information in mind while searching for Dulles Intl to Argentina flight deals. Data was last updated October 2, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $721 (Expedia) |
One-way from | $326 (FlightHub) |
Popular in | December |
Cheapest in | May |
Average price | $755 |
Cheapflights Fare Finder
Customize your flight search to find flights from Dulles Intl to Argentina 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 October 2, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Argentina that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Washington, D.C.Buenos Aires
IAD Washington, D.C. Dulles Intl - EZE Buenos Aires Ministro Pistarini
IADEZE
Washington, D.C. Dulles Intl
Mon 11/16
1:16 am-3:10 am
1 stop23h 54m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$337
Washington, D.C.Buenos Aires
IAD Washington, D.C. Dulles Intl - EZE Buenos Aires Ministro Pistarini
IADEZE
Washington, D.C. Dulles Intl
Sun 10/18
2:25 am-4:21 am
1 stop24h 56m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$337
Washington, D.C.Buenos Aires
IAD Washington, D.C. Dulles Intl - AEP Buenos Aires Jorge Newbery
IADAEP
Washington, D.C. Dulles Intl
Fri 1/1
5:00 pm-4:00 pm
2 stops21h 00m
Buenos Aires Jorge Newbery
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$340
Washington, D.C.Buenos Aires
IAD Washington, D.C. Dulles Intl - EZE Buenos Aires Ministro Pistarini
IADEZE
Washington, D.C. Dulles Intl
Wed 12/30
6:00 am-7:35 am
1 stop23h 35m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$340
Washington, D.C.Buenos Aires
IAD Washington, D.C. Dulles Intl - EZE Buenos Aires Ministro Pistarini
IADEZE
Washington, D.C. Dulles Intl
Mon 12/7
2:24 pm-9:20 am
1 stop16h 56m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$340
Washington, D.C.Buenos Aires
IAD Washington, D.C. Dulles Intl - EZE Buenos Aires Ministro Pistarini
IADEZE
Washington, D.C. Dulles Intl
Wed 12/2
3:00 pm-7:35 am
1 stop14h 35m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$340
Washington, D.C.Buenos Aires
IAD Washington, D.C. Dulles Intl - EZE Buenos Aires Ministro Pistarini
IADEZE
Washington, D.C. Dulles Intl
Sun 11/29
6:20 pm-10:55 am
1 stop14h 35m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$340
Washington, D.C.Buenos Aires
IAD Washington, D.C. Dulles Intl - EZE Buenos Aires Ministro Pistarini
IADEZE
Washington, D.C. Dulles Intl
Thu 12/31
4:30 pm-10:55 am
1 stop16h 25m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$340
Washington, D.C.Buenos Aires
IAD Washington, D.C. Dulles Intl - EZE Buenos Aires Ministro Pistarini
IADEZE
Washington, D.C. Dulles Intl
Mon 12/28
7:54 pm-7:35 am
1 stop33h 41m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$354
Washington, D.C.Buenos Aires
IAD Washington, D.C. Dulles Intl - EZE Buenos Aires Ministro Pistarini
IADEZE
Washington, D.C. Dulles Intl
Tue 12/29
7:54 pm-7:35 am
1 stop33h 41m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$354
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Dulles Intl to Argentina
Have a flexible travel schedule? Discover the best time to fly to Argentina from Dulles Intl with our price prediction graph.
IAD-EZE
IAD-AEP
IAD-MDZ
IAD-COR
IAD-USH
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 Argentina
IAD-AR0
IAD-EZE
IAD-AEP
IAD-MDZ
IAD-COR
What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Argentina?
Currently, April is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Argentina (average of $713). Flying from Washington, D.C. Dulles Intl Airport to Argentina in December is currently the most expensive (average of $1,060). 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.
How far ahead should I book a flight from Washington, D.C. Dulles Intl Airport to Argentina?
The best time to book flights from Washington, D.C. Dulles Intl Airport to Argentina is 4 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Reviews of airlines servicing Argentina
Get insights into the airlines that provide service to Argentina. 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 Argentina. Reviews last updated October 2, 2026.
Read through reviews of airlines operating flights from Washington, D.C. Dulles Intl Airport to Argentina, such as Delta,Copa Airlines, andLATAM Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Overall
7.8
Food
7.2
Comfort
7.8
Entertainment
7.8
Crew
8.5
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Boarding
8.1
Overall
7.8
Food
7.2
Comfort
7.8
Entertainment
7.8
Crew
8.5
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Boarding
8.1
Overall
7.8
Food
7.2
Comfort
7.8
Entertainment
7.8
Crew
8.5
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Boarding
8.1
Overall
7.8
Food
7.2
Comfort
7.8
Entertainment
7.8
Crew
8.5
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Boarding
8.1
Overall
7.8
Food
7.2
Comfort
7.8
Entertainment
7.8
Crew
8.5
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Boarding
8.1
Overall
7.8
Food
7.2
Comfort
7.8
Entertainment
7.8
Crew
8.5
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Related info for your journey
Find useful and relevant information for your journey from Dulles Intl to Argentina. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Dulles Intl to Argentina
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Complete your trip
Complete your trip to Argentina by adding a car rental and/or hotel reservation to your travel itinerary.
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Dulles Intl and Argentina flights
Browse other Dulles Intl and Argentina flight options. Last updated on October 2, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Dulles Intl to Argentina flights
Consider these flights traveling from Dulles Intl to Argentina.
Top 5 airlines flying from Dulles Intl to Argentina
Discover the top 5 airlines that operate flights from Dulles Intl to Argentina. 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 October 2, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$280 | Average$999 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$317 | Average$727 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$342 | Average$889 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$346 | Average$991 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$486 | Average$866 | FlexibilityNo cancel fee | On-time69% |