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$631+ Cheap flights from Eugene (EUG) to Buenos Aires (BUE)

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 6/23. Fares are subject to change and may not be available on all flights or dates of travel.
EUG — BUE
May 31 — Jun 71
Sun 5/31
Sun 6/7
1 adult, Economy
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Cheap flight deals from Eugene to Buenos Aires

Cheapest flights from Eugene to Buenos Aires
Explore the most affordable flight options available from Eugene to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2026.

This Delta deal was found by Cheapflights users on 4/30. 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.
Wed 7/14:45 pm
EUG
-
EZE
2 stops37h 00m
Delta
Tue 7/288:10 pm
EZE
-
EUG
2 stops31h 45m
Delta
Deal found 4/30$1,331
This United Airlines deal was found by Cheapflights users on 4/30. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/75:00 am
EUG
-
EZE
2 stops47h 00m
United Airlines
Mon 7/279:00 pm
EZE
-
EUG
2 stops28h 21m
United Airlines
Deal found 4/30$1,354
This LATAM Airlines deal was found by Cheapflights users on 4/27. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/412:55 pm
EUG
-
EZE
2 stops33h 50m
Multiple Airlines
Mon 8/107:21 pm
EZE
-
EUG
2 stops20h 57m
Multiple Airlines
Deal found 4/27$1,387
This Delta deal was found by Cheapflights users on 4/28. 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.
Sat 7/47:00 am
EUG
-
EZE
2 stops22h 45m
Delta
Mon 8/108:10 pm
EZE
-
EUG
2 stops25h 01m
Delta
Deal found 4/28$1,391
This Expedia deal was found by Cheapflights users on 4/30. 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.
Mon 10/195:48 pm
EUG
-
EZE
2 stops35h 52m
Multiple Airlines
Sun 11/17:45 am
EZE
-
EUG
2 stops21h 14m
Multiple Airlines
Deal found 4/30$1,413
This United Airlines deal was found by Cheapflights users on 4/30. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/75:00 am
EUG
-
EZE
2 stops47h 00m
United Airlines
Fri 7/319:00 pm
EZE
-
EUG
2 stops19h 57m
United Airlines
Deal found 4/30$1,414
This Delta deal was found by Cheapflights users on 4/30. 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.
Sun 7/54:45 pm
EUG
-
EZE
2 stops37h 00m
Delta
Fri 7/318:10 pm
EZE
-
EUG
2 stops23h 52m
Delta
Deal found 4/30$1,415
This Delta deal was found by Cheapflights users on 4/30. 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.
Sun 7/55:45 pm
EUG
-
EZE
2 stops45h 05m
Delta
Sat 8/11:10 pm
EZE
-
EUG
2 stops38h 41m
Delta
Deal found 4/30$1,449
This United Airlines deal was found by Cheapflights users on 4/30. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/36:00 am
EUG
-
EZE
2 stops22h 00m
United Airlines
Fri 7/319:00 pm
EZE
-
EUG
2 stops19h 01m
United Airlines
Deal found 4/30$1,451
This FlightHub deal was found by Cheapflights users on 4/30. 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.
Mon 10/198:30 am
EUG
-
EZE
2 stops23h 00m
Multiple Airlines
Mon 11/27:21 pm
EZE
-
EUG
2 stops33h 38m
Multiple Airlines
Deal found 4/30$1,556
This FlightHub deal was found by Cheapflights users on 4/30. 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 10/187:32 pm
EUG
-
EZE
2 stops35h 58m
Multiple Airlines
Mon 11/27:21 pm
EZE
-
EUG
2 stops33h 38m
Multiple Airlines
Deal found 4/30$1,567
This FlightHub deal was found by Cheapflights users on 4/30. 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 10/208:30 am
EUG
-
EZE
2 stops29h 51m
Multiple Airlines
Sun 11/17:45 am
EZE
-
EUG
2 stops21h 14m
Multiple Airlines
Deal found 4/30$1,606

Find flight deals from Eugene to Buenos Aires

Discover tips and strategies to find the most affordable flight options for your journey from Eugene (EUG) to Buenos Aires (BUE). 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 May 1, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,331
(Delta)

One-way from

$631
(Kiwi.com)
Provider with most accurate pricing for Eugene-Buenos Aires (BUE) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Eugene-Buenos Aires (BUE) flights.
Search Deals
From Eugene to Buenos Aires (BUE)
Search Deals
One-way flight from Eugene to Buenos Aires (BUE)
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Eugene to Buenos Aires 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 1, 2026.
Use the filters below to find and compare flights from Eugene to Buenos Aires that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

EugeneBuenos Aires

EUG - EZE

EUGEZE

Eugene

Thu 7/2

5:30 am-9:45 am

2 stops24h 15m

Buenos Aires Ministro Pistarini

Thu 7/30

1:10 pm-11:48 am

2 stops26h 38m

$1,331

EugeneBuenos Aires

EUG - EZE

EUGEZE

Eugene

Wed 7/1

6:13 am-9:40 am

2 stops23h 27m

Buenos Aires Ministro Pistarini

Wed 7/29

8:10 pm-12:48 pm

2 stops20h 38m

$1,331

EugeneBuenos Aires

EUG - EZE

EUGEZE

Eugene

Sat 7/4

12:55 pm-2:45 am

2 stops33h 50m

Buenos Aires Ministro Pistarini

Mon 8/10

7:21 pm-12:18 pm

2 stops20h 57m

$1,387
Quickest round-trip

EugeneBuenos Aires

EUG - EZE

EUGEZE

Eugene

Sat 7/4

6:00 am-8:00 am

2 stops22h 00m

Buenos Aires Ministro Pistarini

Tue 7/28

9:00 pm-12:01 pm

2 stops19h 01m

$1,391

EugeneBuenos Aires

EUG - EZE

EUGEZE

Eugene

Fri 7/3

6:00 am-8:00 am

2 stops22h 00m

Buenos Aires Ministro Pistarini

Tue 7/28

9:00 pm-12:01 pm

2 stops19h 01m

$1,391

EugeneBuenos Aires

EUG - EZE

EUGEZE

Eugene

Sat 7/4

6:13 am-9:45 am

2 stops23h 32m

Buenos Aires Ministro Pistarini

Mon 8/10

8:10 pm-5:11 pm

2 stops25h 01m

$1,391

EugeneBuenos Aires

EUG - EZE

EUGEZE

Eugene

Mon 5/11

5:00 am-8:00 am

2 stops23h 00m

Buenos Aires Ministro Pistarini

Wed 5/13

9:00 pm-6:32 pm

2 stops25h 32m

$1,865
Cheapest one-way
Quickest one-way

EugeneBuenos Aires

EUG - EZE

EUGEZE

Eugene

Tue 6/23

2:37 pm-2:35 am

3 stops31h 58m

$631

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/27

Sorted by cheapest first
  • Most accurate provider: When it comes to deals on Eugene-Buenos Aires flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Eugene-Buenos Aires flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Eugene-Buenos Aires flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Eugene-Buenos Aires 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 Eugene-Buenos Aires 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 Eugene to Buenos Aires

Have a flexible travel schedule? Discover the best time to fly to Buenos Aires from Eugene with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Eugene to Buenos Aires
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Buenos Aires

Get insights into the airlines that provide service to Buenos Aires. 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 Buenos Aires. Reviews last updated May 1, 2026.
See what other customers who have flown with United Airlines from Eugene to Buenos Aires have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,675 reviews

Entertainment

7.1

Comfort

7.3

Crew

8.1

Food

6.6

Overall

7.4

Boarding

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.
United Airlines
7.4
Good
9,675 reviews
United Airlines
7.4
Good
9,675 reviews

Entertainment

7.1

Comfort

7.3

Crew

8.1

Food

6.6

Overall

7.4

Boarding

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.

Related info for your journey

Find useful and relevant information for your journey from Eugene to Buenos Aires. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Eugene to Buenos Aires?

    Located just 7.8 mi from the city center, Eugene is the airport most travelers will use when flying to Buenos Aires from Eugene. Booking flights from Eugene (EUG) to Buenos Aires should be relatively easy as there are 0 daily outbound flights to Buenos Aires from 0 different airlines.

  • How long is the flight from Eugene to Buenos Aires?

    For as low as $1,331, Delta can have you in Buenos Aires from Eugene in 22h. Eugene and Buenos Aires are separated by a distance of 6792 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from Eugene to Buenos Aires that include hotel bookings?

    Yes. In addition to deals on Eugene to Buenos Aires flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Eugene to Buenos Aires?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Eugene to Buenos Aires.

  • Can I find deals for business class flights from Eugene to Buenos Aires?

    Yes. Cheapflights offers flight deals from Eugene to Buenos Aires by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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