$309+ Cheap flights from Dulles Intl (IAD) to Argentina
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 6/3. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — EZE
Jun 16 — Jun 231
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 May 17, 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 May 17, 2026.
This American Airlines deal was found by Cheapflights users on 5/17. 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 6/2212:00 pm
IAD
- EZE
1 stop18h 05m
American Airlines
Mon 6/2910:05 pm
EZE
- IAD
1 stop21h 29m
American Airlines
Deal found 5/17![American Airlines logo]()
$654
This American Airlines deal was found by Cheapflights users on 5/16. 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.
Sun 6/216:19 am
IAD
- EZE
1 stop23h 46m
American Airlines
Wed 6/249:05 pm
EZE
- IAD
2 stops23h 28m
American Airlines
Deal found 5/16![American Airlines logo]()
$658
This Copa Airlines deal was found by Cheapflights users on 5/16. 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 7/72:22 am
IAD
- EZE
1 stop24h 53m
Copa Airlines
Tue 7/142:49 pm
EZE
- IAD
1 stop14h 32m
Copa Airlines
Deal found 5/16![Copa Airlines logo]()
$665
This LATAM Airlines deal was found by Cheapflights users on 5/13. 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 6/127:39 pm
IAD
- EZE
1 stop13h 06m
LATAM Airlines
Tue 6/168:30 pm
EZE
- IAD
2 stops23h 02m
LATAM Airlines
Deal found 5/13![LATAM Airlines logo]()
$667
This FlightHub deal was found by Cheapflights users on 5/12. 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.
Sat 6/1312:29 pm
IAD
- EZE
2 stops20h 11m
LATAM Airlines
Sat 6/2710:40 pm
EZE
- IAD
2 stops20h 52m
LATAM Airlines
Deal found 5/12![LATAM Airlines logo]()
$670
This LATAM Airlines deal was found by Cheapflights users on 5/17. 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 6/155:51 pm
IAD
- EZE
2 stops16h 39m
LATAM Airlines
Mon 6/221:10 pm
EZE
- IAD
2 stops23h 29m
LATAM Airlines
Deal found 5/17![LATAM Airlines logo]()
$671
This American Airlines deal was found by Cheapflights users on 5/16. 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 6/81:06 pm
IAD
- EZE
2 stops20h 59m
American Airlines
Sun 6/149:05 pm
EZE
- IAD
2 stops23h 28m
American Airlines
Deal found 5/16![American Airlines logo]()
$678
This Delta deal was found by Cheapflights users on 5/16. 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 6/146:00 am
IAD
- EZE
1 stop26h 45m
Delta
Mon 6/298:10 pm
EZE
- IAD
1 stop14h 11m
Delta
Deal found 5/16![Delta logo]()
$680
This Copa Airlines deal was found by Cheapflights users on 5/16. 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 6/72:21 am
IAD
- EZE
1 stop24h 54m
Copa Airlines
Sat 6/133:48 am
EZE
- IAD
1 stop25h 33m
Copa Airlines
Deal found 5/16![Copa Airlines logo]()
$681
This Justfly.com deal was found by Cheapflights users on 5/16. 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.
Wed 7/85:46 pm
IAD
- EZE
2 stops24h 04m
LATAM Airlines
Tue 7/141:10 pm
EZE
- IAD
2 stops25h 51m
LATAM Airlines
Deal found 5/16![LATAM Airlines logo]()
$684
This LATAM Airlines deal was found by Cheapflights users on 5/14. 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 9/712:30 pm
IAD
- EZE
2 stops20h 10m
LATAM Airlines
Mon 9/143:55 am
EZE
- IAD
2 stops21h 15m
LATAM Airlines
Deal found 5/14![LATAM Airlines logo]()
$685
This KAYAK deal was found by Cheapflights users on 5/15. 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.
Sun 7/53:18 pm
IAD
- AEP
2 stops23h 47m
LATAM Airlines
Sun 7/269:25 am
AEP
- IAD
2 stops29h 36m
LATAM Airlines
Deal found 5/15![LATAM Airlines logo]()
$693
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 May 17, 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 May 17, 2026.
This Copa Airlines deal was found by Cheapflights users on 5/16. 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 7/36:25 am
IAD
- EZE
1 stop21h 05m
Copa Airlines
Wed 7/812:10 am
EZE
- IAD
1 stop29h 11m
Copa Airlines
Deal found 5/16![Copa Airlines logo]()
$684
This Delta deal was found by Cheapflights users on 5/16. 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 6/213:08 pm
IAD
- EZE
1 stop17h 37m
Delta
Mon 7/610:40 pm
EZE
- IAD
2 stops16h 21m
Delta
Deal found 5/16![Delta logo]()
$697
This United Airlines deal was found by Cheapflights users on 5/14. 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.
Mon 6/12:53 pm
IAD
- EZE
1 stop16h 07m
United Airlines
Mon 6/229:00 pm
EZE
- IAD
1 stop28h 31m
United Airlines
Deal found 5/14![United Airlines logo]()
$716
This LATAM Airlines deal was found by Cheapflights users on 5/16. 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 6/810:16 am
IAD
- AEP
2 stops21h 14m
LATAM Airlines
Wed 6/108:05 pm
AEP
- IAD
2 stops18h 57m
LATAM Airlines
Deal found 5/16![LATAM Airlines logo]()
$721
This Avianca deal was found by Cheapflights users on 5/15. 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.
Tue 10/203:35 pm
IAD
- AEP
1 stop13h 05m
Avianca
Mon 11/27:00 am
AEP
- IAD
2 stops20h 40m
Avianca
Deal found 5/15![Avianca logo]()
$738
This Mytrip deal was found by Cheapflights users on 5/15. 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 6/106:50 am
IAD
- AEP
2 stops20h 30m
Multiple Airlines
Mon 6/155:27 am
AEP
- IAD
2 stops24h 53m
Multiple Airlines
Deal found 5/15![Multiple Airlines logo]()
$861
This Copa Airlines deal was found by Cheapflights users on 5/12. 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 9/72:25 am
IAD
- EZE
1 stop21h 26m
Copa Airlines
Tue 9/152:17 am
EZE
- IAD
1 stop23h 15m
Copa Airlines
Deal found 5/12![Copa Airlines logo]()
$695
This Delta deal was found by Cheapflights users on 5/14. 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 6/1212:29 pm
IAD
- EZE
2 stops20h 11m
Delta
Sun 6/288:10 pm
EZE
- IAD
1 stop16h 33m
Delta
Deal found 5/14![Delta logo]()
$697
This Avianca deal was found by Cheapflights users on 5/16. 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.
Mon 8/173:35 pm
IAD
- AEP
1 stop13h 05m
Avianca
Mon 8/247:00 am
AEP
- IAD
2 stops20h 45m
Avianca
Deal found 5/16![Avianca logo]()
$738
This Copa Airlines deal was found by Cheapflights users on 5/15. 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 7/86:25 am
IAD
- EZE
1 stop17h 27m
Copa Airlines
Tue 7/142:49 pm
EZE
- IAD
1 stop14h 32m
Copa Airlines
Deal found 5/15![Copa Airlines logo]()
$704
This Delta deal was found by Cheapflights users on 5/12. 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 5/2712:40 pm
IAD
- AEP
2 stops18h 00m
Delta
Tue 6/28:05 pm
AEP
- IAD
2 stops16h 34m
Delta
Deal found 5/12![Delta logo]()
$721
This KAYAK deal was found by Cheapflights users on 5/15. 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.
Tue 6/93:02 pm
IAD
- COR
2 stops20h 47m
LATAM Airlines
Mon 6/221:50 pm
COR
- IAD
2 stops29h 42m
LATAM Airlines
Deal found 5/15![LATAM Airlines logo]()
$801
This FlightHub deal was found by Cheapflights users on 5/12. 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 11/85:45 am
IAD
- AEP
1 stop21h 55m
Avianca
Fri 11/137:00 am
AEP
- IAD
1 stop32h 15m
Avianca
Deal found 5/12![Avianca logo]()
$759
This Copa Airlines deal was found by Cheapflights users on 5/15. 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 6/14:38 pm
IAD
- EZE
1 stop31h 14m
Copa Airlines
Thu 6/412:10 am
EZE
- IAD
1 stop29h 11m
Copa Airlines
Deal found 5/15![Copa Airlines logo]()
$704
This LATAM Airlines deal was found by Cheapflights users on 5/12. 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 6/58:05 am
IAD
- COR
2 stops20h 40m
LATAM Airlines
Tue 6/97:45 am
COR
- IAD
2 stops26h 36m
LATAM Airlines
Deal found 5/12![LATAM Airlines logo]()
$801
This FlightHub deal was found by Cheapflights users on 5/12. 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 11/112:35 pm
IAD
- AEP
1 stop13h 05m
Avianca
Fri 11/277:00 am
AEP
- IAD
2 stops20h 40m
Avianca
Deal found 5/12![Avianca logo]()
$766
This Copa Airlines deal was found by Cheapflights users on 5/13. 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 7/72:22 am
IAD
- EZE
1 stop18h 39m
Copa Airlines
Thu 7/162:49 pm
EZE
- IAD
1 stop14h 32m
Copa Airlines
Deal found 5/13![Copa Airlines logo]()
$704
This Mytrip deal was found by Cheapflights users on 5/13. 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.
Sat 6/66:50 am
IAD
- COR
3 stops23h 38m
Multiple Airlines
Mon 6/227:45 am
COR
- IAD
2 stops22h 35m
Multiple Airlines
Deal found 5/13![Multiple Airlines logo]()
$973
This LATAM Airlines deal was found by Cheapflights users on 5/16. 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 6/812:29 pm
IAD
- MDZ
2 stops21h 37m
LATAM Airlines
Wed 6/107:50 pm
MDZ
- IAD
2 stops23h 42m
LATAM Airlines
Deal found 5/16![LATAM Airlines logo]()
$827
This Cheapflightsfares deal was found by Cheapflights users on 5/13. 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 10/93:35 pm
IAD
- AEP
1 stop13h 05m
Avianca
Sun 10/187:00 am
AEP
- IAD
1 stop23h 20m
Avianca
Deal found 5/13![Avianca logo]()
$774
This Copa Airlines deal was found by Cheapflights users on 5/15. 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 7/22:22 am
IAD
- EZE
1 stop25h 08m
Copa Airlines
Fri 7/243:48 am
EZE
- IAD
1 stop22h 59m
Copa Airlines
Deal found 5/15![Copa Airlines logo]()
$704
This Delta deal was found by Cheapflights users on 5/13. 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 10/117:59 pm
IAD
- AEP
2 stops19h 01m
Delta
Mon 10/198:05 pm
AEP
- IAD
2 stops16h 54m
Delta
Deal found 5/13![Delta logo]()
$884
This FlightHub deal was found by Cheapflights users on 5/15. 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 11/85:45 am
IAD
- BRC
2 stops29h 20m
Multiple Airlines
Sat 11/146:40 pm
BRC
- IAD
2 stops20h 35m
Multiple Airlines
Deal found 5/15![Multiple Airlines logo]()
$1,013
This Avianca deal was found by Cheapflights users on 5/13. 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.
Fri 6/56:50 am
IAD
- COR
1 stop22h 30m
Avianca
Tue 6/97:25 am
COR
- IAD
1 stop22h 55m
Avianca
Deal found 5/13![Avianca logo]()
$774
This Copa Airlines deal was found by Cheapflights users on 5/15. 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 6/92:21 am
IAD
- EZE
1 stop21h 31m
Copa Airlines
Mon 6/159:02 am
EZE
- IAD
1 stop20h 19m
Copa Airlines
Deal found 5/15![Copa Airlines logo]()
$704
This LATAM Airlines deal was found by Cheapflights users on 5/16. 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 10/2212:30 pm
IAD
- ROS
2 stops22h 10m
LATAM Airlines
Mon 10/2612:10 pm
ROS
- IAD
2 stops24h 49m
LATAM Airlines
Deal found 5/16![LATAM Airlines logo]()
$925
This Trip.com deal was found by Cheapflights users on 5/14. 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.
Sun 8/93:35 pm
IAD
- BRC
2 stops32h 55m
Multiple Airlines
Sun 8/169:10 pm
BRC
- IAD
2 stops33h 10m
Multiple Airlines
Deal found 5/14![Multiple Airlines logo]()
$1,022
This Avianca deal was found by Cheapflights users on 5/16. 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.
Mon 6/83:35 pm
IAD
- AEP
1 stop13h 05m
Avianca
Wed 6/107:00 am
AEP
- IAD
1 stop23h 20m
Avianca
Deal found 5/16![Avianca logo]()
$784
This Mytrip deal was found by Cheapflights users on 5/15. 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 6/246:50 am
IAD
- SLA
2 stops30h 30m
Multiple Airlines
Mon 6/298:25 pm
SLA
- IAD
2 stops33h 55m
Multiple Airlines
Deal found 5/15![Multiple Airlines logo]()
$1,054
This Copa Airlines deal was found by Cheapflights users on 5/15. 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 6/94:38 pm
IAD
- COR
1 stop12h 25m
Copa Airlines
Sun 6/211:54 am
COR
- IAD
1 stop27h 27m
Copa Airlines
Deal found 5/15![Copa Airlines logo]()
$812
Last-minute flights from Dulles Intl to ArgentinaDiscover last-minute flight deals from Dulles Intl to Argentina. Data last updated May 17, 2026 and is based on user searches.
Discover last-minute flight deals from Dulles Intl to Argentina. Data last updated May 17, 2026 and is based on user searches.
This FlightHub deal was found by Cheapflights users on 5/15. 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 6/41:32 pm
IAD
- EZE
2 stops20h 58m
LATAM Airlines
Mon 6/81:10 pm
EZE
- IAD
2 stops25h 52m
LATAM Airlines
Deal found 5/15![LATAM Airlines logo]()
$684
This Copa Airlines deal was found by Cheapflights users on 5/16. 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 6/72:21 am
IAD
- EZE
1 stop24h 54m
Copa Airlines
Sat 6/133:48 am
EZE
- IAD
1 stop25h 33m
Copa Airlines
Deal found 5/16![Copa Airlines logo]()
$681
This American Airlines deal was found by Cheapflights users on 5/16. 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 6/812:00 pm
IAD
- EZE
1 stop18h 05m
American Airlines
Sun 6/149:05 pm
EZE
- IAD
2 stops23h 28m
American Airlines
Deal found 5/16![American Airlines logo]()
$678
This LATAM Airlines deal was found by Cheapflights users on 5/12. 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 6/88:29 am
IAD
- AEP
2 stops23h 01m
LATAM Airlines
Mon 6/225:35 pm
AEP
- IAD
2 stops21h 27m
LATAM Airlines
Deal found 5/12![LATAM Airlines logo]()
$720
This LATAM Airlines deal was found by Cheapflights users on 5/13. 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 6/127:39 pm
IAD
- EZE
1 stop13h 06m
LATAM Airlines
Tue 6/168:30 pm
EZE
- IAD
2 stops23h 02m
LATAM Airlines
Deal found 5/13![LATAM Airlines logo]()
$667
This FlightHub deal was found by Cheapflights users on 5/12. 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.
Sat 6/1312:29 pm
IAD
- EZE
2 stops20h 11m
LATAM Airlines
Sat 6/2710:40 pm
EZE
- IAD
2 stops20h 52m
LATAM Airlines
Deal found 5/12![LATAM Airlines logo]()
$670
This Delta deal was found by Cheapflights users on 5/16. 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 6/146:00 am
IAD
- EZE
1 stop26h 45m
Delta
Mon 6/298:10 pm
EZE
- IAD
1 stop14h 11m
Delta
Deal found 5/16![Delta logo]()
$680
This LATAM Airlines deal was found by Cheapflights users on 5/16. 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 6/146:00 am
IAD
- EZE
2 stops28h 30m
LATAM Airlines
Mon 6/298:10 pm
EZE
- IAD
1 stop29h 34m
LATAM Airlines
Deal found 5/16![LATAM Airlines logo]()
$689
This LATAM Airlines deal was found by Cheapflights users on 5/17. 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 6/155:51 pm
IAD
- EZE
2 stops16h 39m
LATAM Airlines
Mon 6/221:10 pm
EZE
- IAD
2 stops23h 29m
LATAM Airlines
Deal found 5/17![LATAM Airlines logo]()
$671
This Copa Airlines deal was found by Cheapflights users on 5/16. 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 6/154:38 pm
IAD
- EZE
1 stop14h 13m
Copa Airlines
Mon 6/229:02 am
EZE
- IAD
1 stop20h 19m
Copa Airlines
Deal found 5/16![Copa Airlines logo]()
$688
This American Airlines deal was found by Cheapflights users on 5/16. 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.
Sun 6/216:19 am
IAD
- EZE
1 stop23h 46m
American Airlines
Wed 6/249:05 pm
EZE
- IAD
2 stops23h 28m
American Airlines
Deal found 5/16![American Airlines logo]()
$658
This American Airlines deal was found by Cheapflights users on 5/17. 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 6/2212:00 pm
IAD
- EZE
1 stop18h 05m
American Airlines
Mon 6/2910:05 pm
EZE
- IAD
1 stop21h 29m
American Airlines
Deal found 5/17![American Airlines logo]()
$654
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 May 17, 2026.
Search for one-way flight options from Dulles Intl to Argentina. Find affordable one-way fares based on user searches. Data last updated May 17, 2026.
This FlightHub deal was found by Cheapflights users on 5/16. 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 6/31:32 pm
IAD
- EZE
2 stops30h 28m
LATAM Airlines
Deal found 5/16![LATAM Airlines logo]()
$309
This Delta deal was found by Cheapflights users on 5/16. 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 8/137:26 pm
IAD
- EZE
1 stop13h 19m
Delta
Deal found 5/16![Delta logo]()
$311
This Copa Airlines deal was found by Cheapflights users on 5/12. 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 6/22:21 am
IAD
- EZE
1 stop21h 31m
Copa Airlines
Deal found 5/12![Copa Airlines logo]()
$312
This LATAM Airlines deal was found by Cheapflights users on 5/16. 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.
Sat 8/88:28 am
IAD
- AEP
2 stops23h 02m
LATAM Airlines
Deal found 5/16![LATAM Airlines logo]()
$315
This Delta deal was found by Cheapflights users on 5/16. 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 6/25:31 pm
IAD
- EZE
1 stop15h 14m
Delta
Deal found 5/16![Delta logo]()
$315
This LATAM Airlines deal was found by Cheapflights users on 5/12. 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.
Tue 10/278:20 am
IAD
- EZE
2 stops41h 25m
Multiple Airlines
Deal found 5/12![Multiple Airlines logo]()
$316
This Kiwi.com deal was found by Cheapflights users on 5/12. 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 6/157:30 am
IAD
- EZE
3 stops42h 30m
Multiple Airlines
Deal found 5/12![Multiple Airlines logo]()
$320
This LATAM Airlines deal was found by Cheapflights users on 5/16. 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.
Tue 8/1112:29 pm
IAD
- EZE
2 stops20h 16m
LATAM Airlines
Deal found 5/16![LATAM Airlines logo]()
$321
This Kiwi.com deal was found by Cheapflights users on 5/12. 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 6/35:07 pm
IAD
- EZE
3 stops57h 53m
Multiple Airlines
Deal found 5/12![Multiple Airlines logo]()
$327
This United Airlines deal was found by Cheapflights users on 5/16. 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 8/810:20 pm
IAD
- EZE
1 stop32h 40m
United Airlines
Deal found 5/16![United Airlines logo]()
$330
This Copa Airlines deal was found by Cheapflights users on 5/16. 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 10/302:12 am
IAD
- EZE
1 stop25h 38m
Copa Airlines
Deal found 5/16![Copa Airlines logo]()
$335
This Kiwi.com deal was found by Cheapflights users on 5/13. 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 9/99:16 pm
IAD
- AEP
3 stops34h 14m
Multiple Airlines
Deal found 5/13![Multiple Airlines logo]()
$337
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 May 17, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $654 (American Airlines) |
One-way from | $309 (FlightHub) |
Popular in | December |
Cheapest in | August |
Average price | $726 |
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 2,558,603 searches. Data last updated May 17, 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 - EZE
IADEZE
Washington, D.C. Dulles Intl
Fri 7/3
6:25 am-4:30 am
1 stop21h 05m
Buenos Aires Ministro Pistarini
Wed 7/8
12:10 am-4:21 am
1 stop29h 11m
$684
Washington, D.C.Buenos Aires
IAD - EZE
IADEZE
Washington, D.C. Dulles Intl
Mon 9/7
2:25 am-12:51 am
1 stop21h 26m
Buenos Aires Ministro Pistarini
Tue 9/15
2:17 am-12:32 am
1 stop23h 15m
$695
Washington, D.C.Buenos Aires
IAD - EZE
IADEZE
Washington, D.C. Dulles Intl
Sun 6/21
3:08 pm-9:45 am
1 stop17h 37m
Buenos Aires Ministro Pistarini
Mon 7/6
10:40 pm-2:01 pm
2 stops16h 21m
$697
Washington, D.C.Buenos Aires
IAD - EZE
IADEZE
Washington, D.C. Dulles Intl
Fri 6/12
12:29 pm-9:40 am
2 stops20h 11m
Buenos Aires Ministro Pistarini
Sun 6/28
8:10 pm-11:43 am
1 stop16h 33m
$697
Quickest round-trip
Washington, D.C.Buenos Aires
IAD - EZE
IADEZE
Washington, D.C. Dulles Intl
Wed 7/8
6:25 am-12:52 am
1 stop17h 27m
Buenos Aires Ministro Pistarini
Tue 7/14
2:49 pm-4:21 am
1 stop14h 32m
$704
Washington, D.C.Buenos Aires
IAD - EZE
IADEZE
Washington, D.C. Dulles Intl
Mon 6/1
4:38 pm-12:52 am
1 stop31h 14m
Buenos Aires Ministro Pistarini
Thu 6/4
12:10 am-4:21 am
1 stop29h 11m
$704
Washington, D.C.Buenos Aires
IAD - EZE
IADEZE
Washington, D.C. Dulles Intl
Tue 7/7
2:22 am-10:01 pm
1 stop18h 39m
Buenos Aires Ministro Pistarini
Thu 7/16
2:49 pm-4:21 am
1 stop14h 32m
$704
Washington, D.C.Buenos Aires
IAD - EZE
IADEZE
Washington, D.C. Dulles Intl
Thu 7/2
2:22 am-4:30 am
1 stop25h 08m
Buenos Aires Ministro Pistarini
Fri 7/24
3:48 am-1:47 am
1 stop22h 59m
$704
Washington, D.C.Buenos Aires
IAD - EZE
IADEZE
Washington, D.C. Dulles Intl
Tue 6/9
2:21 am-12:52 am
1 stop21h 31m
Buenos Aires Ministro Pistarini
Mon 6/15
9:02 am-4:21 am
1 stop20h 19m
$704
Washington, D.C.Buenos Aires
IAD - EZE
IADEZE
Washington, D.C. Dulles Intl
Mon 6/1
2:53 pm-8:00 am
1 stop16h 07m
Buenos Aires Ministro Pistarini
Mon 6/22
9:00 pm-12:31 am
1 stop28h 31m
$716
Showing 1-10 of 51 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-COR
IAD-MDZ
IAD-BRC
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-COR
IAD-MDZ
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 21 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.
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 $229). Flying from Washington, D.C. Dulles Intl Airport to Argentina in May is currently the most expensive (average of $581). 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.
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 May 17, 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.
Food
7.2
Comfort
7.8
Crew
8.5
Overall
7.9
Entertainment
7.8
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Food
7.2
Comfort
7.8
Crew
8.5
Overall
7.9
Entertainment
7.8
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Food
7.2
Comfort
7.8
Crew
8.5
Overall
7.9
Entertainment
7.8
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Food
7.2
Comfort
7.8
Crew
8.5
Overall
7.9
Entertainment
7.8
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Food
7.2
Comfort
7.8
Crew
8.5
Overall
7.9
Entertainment
7.8
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Food
7.2
Comfort
7.8
Crew
8.5
Overall
7.9
Entertainment
7.8
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
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
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Dulles Intl and Argentina flights
Browse other Dulles Intl and Argentina flight options. Last updated on May 17, 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 2,558,603 searches. Data last updated May 17, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$280 | Average$951 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$342 | Average$890 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$390 | Average$989 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$620 | Average$639 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$635 | Average$749 | FlexibilityNo cancel fee | On-time81% |