$565+ Cheap flights from Buenos Aires (BUE) to Seattle (SEA)
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 10/13. Fares are subject to change and may not be available on all flights or dates of travel.
BUE — SEA
Oct 13 — Oct 201
Round-trip
1 adult, Economy
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Find cheap flights from Buenos Aires to Seattle 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
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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 Buenos Aires to Seattle
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Cheapest flights from Buenos Aires to SeattleExplore the most affordable flight options available from Buenos Aires to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 13, 2026.
Explore the most affordable flight options available from Buenos Aires to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 13, 2026.
This eDestinos deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/269:30 pm -
3 stops52h 29m
Mon 11/28:07 am -
2 stops42h 23m
Deal found 9/11![Multiple Airlines logo]()
$1,105
This eDestinos deal was found by Cheapflights users on 9/8. 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.
Thu 10/11:10 pm -
1 stop36h 44m
Sun 10/185:49 pm -
2 stops26h 16m
Deal found 9/8![Multiple Airlines logo]()
$1,126
This eDestinos deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/11:10 pm -
1 stop36h 44m
Thu 10/158:08 am -
2 stops39h 15m
Deal found 9/9![Multiple Airlines logo]()
$1,171
This Kiwi.com deal was found by Cheapflights users on 9/12. 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.
Thu 10/11:10 pm -
1 stop36h 44m
Sat 10/177:07 pm -
2 stops47h 19m
Deal found 9/12![Multiple Airlines logo]()
$1,204
This Mytrip deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2711:00 am -
3 stops31h 37m
Thu 11/127:05 pm -
3 stops33h 27m
Deal found 9/10![Multiple Airlines logo]()
$1,215
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2211:25 pm -
1 stop26h 32m
Fri 1/221:59 pm -
2 stops36h 36m
Deal found 9/10![Multiple Airlines logo]()
$1,238
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2311:25 pm -
1 stop26h 32m
Wed 1/201:59 pm -
2 stops36h 36m
Deal found 9/10![Multiple Airlines logo]()
$1,240
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/51:40 pm -
1 stop36h 19m
Wed 10/1412:32 pm -
2 stops35h 49m
Deal found 9/10![Multiple Airlines logo]()
$1,260
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/41:40 pm -
1 stop36h 19m
Tue 10/208:08 am -
2 stops42h 37m
Deal found 9/10![Multiple Airlines logo]()
$1,275
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/51:40 pm -
1 stop36h 19m
Thu 10/1511:00 pm -
2 stops24h 23m
Deal found 9/10![Multiple Airlines logo]()
$1,276
This Mytrip deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/282:55 pm -
3 stops31h 27m
Sun 11/229:07 pm -
3 stops26h 58m
Deal found 9/10![Multiple Airlines logo]()
$1,400
This Mytrip deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/279:25 am -
3 stops36h 57m
Thu 11/128:40 am -
3 stops30h 20m
Deal found 9/10![Multiple Airlines logo]()
$1,438
Best flights from Buenos Aires to SeattleDiscover carefully curated flight deals from Buenos Aires to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 13, 2026.
Discover carefully curated flight deals from Buenos Aires to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 13, 2026.
This United Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2311:55 pm -
2 stops23h 12m
Sun 1/247:32 pm -
2 stops30h 48m
Deal found 9/10![United Airlines logo]()
$1,453
This LATAM Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/248:05 pm -
2 stops24h 46m
Wed 1/205:45 pm -
2 stops19h 45m
Deal found 9/10![LATAM Airlines logo]()
$1,462
This Kiwi.com deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1710:45 pm -
2 stops44h 27m
Sun 11/88:07 am -
1 stop39h 23m
Deal found 9/9![Multiple Airlines logo]()
$1,528
This Delta deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2011:35 pm -
1 stop27h 20m
Fri 1/226:00 am -
1 stop22h 40m
Deal found 9/10![Delta logo]()
$1,528
This Copa Airlines deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/2411:00 pm -
2 stops29h 59m
Sat 10/314:39 pm -
2 stops28h 32m
Deal found 9/9![Copa Airlines logo]()
$1,625
This United Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/2511:55 pm -
1 stop18h 10m
Mon 1/257:03 am -
1 stop21h 17m
Deal found 9/10![United Airlines logo]()
$1,491
This LATAM Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/228:05 pm -
2 stops22h 51m
Wed 1/205:45 pm -
2 stops19h 45m
Deal found 9/10![LATAM Airlines logo]()
$1,528
This Delta deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/187:20 am -
2 stops21h 46m
Wed 2/106:00 am -
2 stops23h 55m
Deal found 9/9![Delta logo]()
$1,594
This Copa Airlines deal was found by Cheapflights users on 9/12. 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 10/272:21 am -
3 stops24h 57m
Wed 11/43:35 pm -
2 stops25h 22m
Deal found 9/12![Copa Airlines logo]()
$1,625
This LATAM Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/218:05 pm -
2 stops22h 51m
Sat 1/235:45 pm -
2 stops19h 45m
Deal found 9/10![LATAM Airlines logo]()
$1,565
This Copa Airlines deal was found by Cheapflights users on 9/13. 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.
Sun 10/42:49 pm -
2 stops32h 40m
Tue 10/204:35 pm -
2 stops31h 46m
Deal found 9/13![Copa Airlines logo]()
$1,670
This Delta deal was found by Cheapflights users on 9/8. 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 10/18:10 pm -
1 stop17h 40m
Sun 10/186:00 am -
1 stop23h 45m
Deal found 9/8![Delta logo]()
$1,696
This United Airlines deal was found by Cheapflights users on 9/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/19:00 pm -
2 stops23h 03m
Sat 10/179:05 am -
2 stops42h 55m
Deal found 9/12![United Airlines logo]()
$1,704
This LATAM Airlines deal was found by Cheapflights users on 9/12. 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 10/279:25 am -
2 stops37h 39m
Tue 11/38:05 am -
2 stops26h 55m
Deal found 9/12![LATAM Airlines logo]()
$1,632
This Copa Airlines deal was found by Cheapflights users on 9/12. 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.
Sat 10/32:49 pm -
2 stops36h 37m
Sat 10/1012:16 pm -
2 stops30h 10m
Deal found 9/12![Copa Airlines logo]()
$1,692
This Delta deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/13:45 pm -
2 stops22h 05m
Sun 10/186:00 am -
2 stops21h 40m
Deal found 9/9![Delta logo]()
$1,696
This Cheapflightsfares deal was found by Cheapflights users on 9/12. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/288:05 pm -
2 stops20h 35m
Wed 11/48:05 am -
2 stops25h 35m
Deal found 9/12![LATAM Airlines logo]()
$1,650
This Delta deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/48:05 pm -
2 stops21h 39m
Tue 10/206:00 am -
2 stops21h 40m
Deal found 9/10![Delta logo]()
$1,718
This Delta deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/173:45 pm -
2 stops22h 18m
Sun 11/811:59 pm -
2 stops26h 41m
Deal found 9/9![Delta logo]()
$1,722
This Delta deal was found by Cheapflights users on 9/8. 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 10/13:45 pm -
2 stops22h 05m
Thu 10/157:22 am -
2 stops20h 18m
Deal found 9/8![Delta logo]()
$1,728
Last-minute flights from Buenos Aires to SeattleDiscover last-minute flight deals from Buenos Aires to Seattle. Data last updated September 13, 2026 and is based on user searches.
Discover last-minute flight deals from Buenos Aires to Seattle. Data last updated September 13, 2026 and is based on user searches.
This eDestinos deal was found by Cheapflights users on 9/8. 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.
Thu 10/11:10 pm -
1 stop36h 44m
Sun 10/185:49 pm -
2 stops26h 16m
Deal found 9/8![Multiple Airlines logo]()
$1,126
This eDestinos deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/11:10 pm -
1 stop36h 44m
Thu 10/158:08 am -
2 stops39h 15m
Deal found 9/9![Multiple Airlines logo]()
$1,171
This Kiwi.com deal was found by Cheapflights users on 9/12. 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.
Thu 10/11:10 pm -
1 stop36h 44m
Sat 10/177:07 pm -
2 stops47h 19m
Deal found 9/12![Multiple Airlines logo]()
$1,204
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/41:40 pm -
1 stop36h 19m
Tue 10/208:08 am -
2 stops42h 37m
Deal found 9/10![Multiple Airlines logo]()
$1,275
This eDestinos deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/49:30 pm -
3 stops52h 29m
Tue 10/208:08 am -
2 stops41h 32m
Deal found 9/11![Multiple Airlines logo]()
$1,446
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/51:40 pm -
1 stop36h 19m
Wed 10/1412:32 pm -
2 stops35h 49m
Deal found 9/10![Multiple Airlines logo]()
$1,260
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates ” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/51:40 pm -
1 stop36h 19m
Thu 10/1511:00 pm -
2 stops24h 23m
Deal found 9/10![Multiple Airlines logo]()
$1,276
This eDestinos deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/269:30 pm -
3 stops52h 29m
Mon 11/28:07 am -
2 stops42h 23m
Deal found 9/11![Multiple Airlines logo]()
$1,105
This Mytrip deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2711:00 am -
3 stops31h 37m
Thu 11/127:05 pm -
3 stops33h 27m
Deal found 9/10![Multiple Airlines logo]()
$1,215
This Mytrip deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/279:25 am -
3 stops36h 57m
Thu 11/128:40 am -
3 stops30h 20m
Deal found 9/10![Multiple Airlines logo]()
$1,438
This Mytrip deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/282:55 pm -
3 stops31h 27m
Sun 11/229:07 pm -
3 stops26h 58m
Deal found 9/10![Multiple Airlines logo]()
$1,400
This Mytrip deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/282:55 pm -
3 stops27h 42m
Sat 11/143:15 pm -
3 stops35h 25m
Deal found 9/10![Multiple Airlines logo]()
$1,492
One-way flights from Buenos Aires to SeattleSearch for one-way flight options from Buenos Aires to Seattle. Find affordable one-way fares based on user searches. Data last updated September 13, 2026.
Search for one-way flight options from Buenos Aires to Seattle. Find affordable one-way fares based on user searches. Data last updated September 13, 2026.
This eDestinos deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/139:40 pm -
3 stops28h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Multiple Airlines logo]()
$565
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/255:20 am -
3 stops39h 02m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Multiple Airlines logo]()
$569
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/217:30 am -
3 stops54h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Multiple Airlines logo]()
$574
This eDestinos deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/132:30 pm -
3 stops35h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Multiple Airlines logo]()
$576
This Kiwi.com deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/301:10 pm -
3 stops59h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Multiple Airlines logo]()
$579
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/222:40 pm -
2 stops50h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Multiple Airlines logo]()
$591
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 11/205:20 am -
3 stops22h 18m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Multiple Airlines logo]()
$601
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/287:21 pm -
3 stops47h 47m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Multiple Airlines logo]()
$604
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/255:30 am -
3 stops38h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Multiple Airlines logo]()
$611
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 11/209:00 am -
3 stops59h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Multiple Airlines logo]()
$616
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/284:40 am -
3 stops38h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Multiple Airlines logo]()
$630
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 11/235:30 am -
3 stops57h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Multiple Airlines logo]()
$642
Find flight deals from Buenos Aires to Seattle
Discover tips and strategies to find the most affordable flight options for your journey from Buenos Aires (BUE) to Seattle (SEA). 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 13, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,105 (eDestinos) |
One-way from | $502 (eDestinos) |
Popular in | November |
Cheapest in | April |
Average price | $1,356 |
Cheapflights Fare Finder
Customize your flight search to find flights from Buenos Aires to Seattle 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 13, 2026.
Use the filters below to find and compare flights from Buenos Aires to Seattle that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Buenos AiresSeattle
AEP Buenos Aires Jorge Newbery - SEA Seattle/Tacoma Intl
AEPSEA
Buenos Aires Jorge Newbery
Tue 10/13
6:30 am-9:59 pm
3 stops43h 29m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-5:00 am
Nonstop0h 00m
$578
Buenos AiresSeattle
EZE Buenos Aires Ministro Pistarini - SEA Seattle/Tacoma Intl
EZESEA
Buenos Aires Ministro Pistarini
Tue 10/13
1:10 pm-9:59 pm
1 stop36h 49m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-5:00 am
Nonstop0h 00m
$579
Buenos AiresSeattle
AEP Buenos Aires Jorge Newbery - SEA Seattle/Tacoma Intl
AEPSEA
Buenos Aires Jorge Newbery
Fri 11/20
9:00 am-3:22 pm
3 stops59h 22m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-5:00 am
Nonstop0h 00m
$616
Buenos AiresSeattle
EZE Buenos Aires Ministro Pistarini - SEA Seattle/Tacoma Intl
EZESEA
Buenos Aires Ministro Pistarini
Fri 9/25
4:45 am-3:08 pm
3 stops38h 23m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-5:00 am
Nonstop0h 00m
$624
Buenos AiresSeattle
AEP Buenos Aires Jorge Newbery - SEA Seattle/Tacoma Intl
AEPSEA
Buenos Aires Jorge Newbery
Mon 9/28
4:40 am-3:08 pm
3 stops38h 28m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-5:00 am
Nonstop0h 00m
$630
Buenos AiresSeattle
EZE Buenos Aires Ministro Pistarini - SEA Seattle/Tacoma Intl
EZESEA
Buenos Aires Ministro Pistarini
Thu 11/19
9:10 am-3:22 pm
3 stops35h 12m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-5:00 am
Nonstop0h 00m
$632
Buenos AiresSeattle
AEP Buenos Aires Jorge Newbery - SEA Seattle/Tacoma Intl
AEPSEA
Buenos Aires Jorge Newbery
Thu 10/1
9:56 am-9:54 pm
3 stops39h 58m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-5:00 am
Nonstop0h 00m
$655
Buenos AiresSeattle
EZE Buenos Aires Ministro Pistarini - SEA Seattle/Tacoma Intl
EZESEA
Buenos Aires Ministro Pistarini
Thu 10/1
1:10 pm-9:54 pm
1 stop36h 44m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-5:00 am
Nonstop0h 00m
$659
Buenos AiresSeattle
AEP Buenos Aires Jorge Newbery - SEA Seattle/Tacoma Intl
AEPSEA
Buenos Aires Jorge Newbery
Wed 11/25
9:00 am-11:23 am
2 stops55h 23m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-5:00 am
Nonstop0h 00m
$695
Buenos AiresSeattle
EZE Buenos Aires Ministro Pistarini - SEA Seattle/Tacoma Intl
EZESEA
Buenos Aires Ministro Pistarini
Mon 11/23
4:45 pm-2:37 pm
3 stops50h 52m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-5:00 am
Nonstop0h 00m
$768
Showing 1-10 of 34 resultsSorted by cheapest first
- Most accurate provider: When it comes to deals on Buenos Aires-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Buenos Aires-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Buenos Aires-Seattle flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Buenos Aires-Seattle flights, Cheapflights users trust FlightHub the most. FlightHub 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 Buenos Aires-Seattle 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 Buenos Aires to Seattle
Have a flexible travel schedule? Discover the best time to fly to Seattle from Buenos Aires with our price prediction graph.
BUE-SEA
EZE-SEA
AEP-SEA
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 Buenos Aires to Seattle
BUE-SEA
EZE-SEA
AEP-SEA
What is the cheapest month to book a flight from Buenos Aires to Seattle?
Currently, March is the cheapest month in which you can book a flight from Buenos Aires to Seattle (average of $1,041). Flying from Buenos Aires to Seattle in May is currently the most expensive (average of $1,566). 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 much does it cost to fly round-trip from Buenos Aires to Seattle?
Airfare is below average for this route at the moment.
Buenos Aires to Seattle flights typically cost between $1,306 and $1,473 in October.The cheapest round-trip price found within the last 5 days was $1,105 on Multiple Airlines (Oct 26-Nov 2).
Reviews of airlines servicing Seattle
Get insights into the airlines that provide service to Seattle. 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 Seattle. Reviews last updated September 13, 2026.
Peruse reviews from past customers who have flown with Delta and American Airlines from Buenos Aires to Seattle to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Crew
8.5
Overall
7.8
Food
7.2
Entertainment
7.8
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentRakshith,May 2026
TPE - SEA
Boarding
8.1
Crew
8.5
Overall
7.8
Food
7.2
Entertainment
7.8
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentRakshith,May 2026
TPE - SEA
Boarding
8.1
Crew
8.5
Overall
7.8
Food
7.2
Entertainment
7.8
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentRakshith,May 2026
TPE - SEA
Related info for your journey
Find useful and relevant information for your journey from Buenos Aires to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Seattle?
Book flights to Seattle if you plan to visit one of these locationsSeaTac
Renton
Tacoma
Lacey
Leavenworth
Olympia
Tukwila
Edmonds
Snoqualmie
Puyallup
Lynnwood
Centralia
Kent
Tumwater
Ellensburg
Issaquah
Marysville
Ocean Shores
Lakewood
Fife
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Buenos Aires and Seattle flights
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Top airline flying from Buenos Aires to Seattle
Discover the top airline that operate flights from Buenos Aires to Seattle. 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 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$1,093 | Average$1,347 | FlexibilityNo cancel fee | On-time71% |