$227+ Cheap flights from Eugene (EUG) to Puerto Rico
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 11/15. Fares are subject to change and may not be available on all flights or dates of travel.
EUG — SJU
Sep 20 — Sep 271
Round-trip
1 adult, Economy
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Find cheap flights from Eugene to Puerto Rico with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Eugene to Puerto Rico
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Best
Last-minute
One-way
Cheapest flights from Eugene to Puerto RicoExplore the most affordable flight options available from Eugene to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 21, 2026.
Explore the most affordable flight options available from Eugene to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 21, 2026.
This American Airlines deal was found by Cheapflights users on 8/20. 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.
Wed 9/238:14 am -
2 stops22h 10m
Tue 9/293:41 pm -
2 stops22h 53m
Deal found 8/20![American Airlines logo]()
$359
This Southwest deal was found by Cheapflights users on 8/16. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/102:35 pm -
2 stops15h 55m
Thu 12/176:35 am -
2 stops20h 05m
Deal found 8/16![Southwest logo]()
$562
This American Airlines deal was found by Cheapflights users on 8/18. 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.
Thu 12/107:32 pm -
2 stops15h 23m
Thu 12/177:00 am -
2 stops19h 08m
Deal found 8/18![American Airlines logo]()
$622
This United Airlines deal was found by Cheapflights users on 8/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/265:00 am -
2 stops12h 38m
Wed 9/302:00 pm -
1 stop10h 12m
Deal found 8/17![United Airlines logo]()
$628
This United Airlines deal was found by Cheapflights users on 8/16. 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.
Wed 9/235:00 am -
2 stops15h 50m
Tue 9/292:00 pm -
1 stop10h 12m
Deal found 8/16![United Airlines logo]()
$648
This Delta deal was found by Cheapflights users on 8/20. 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 12/105:41 pm -
2 stops19h 39m
Thu 12/173:10 pm -
2 stops12h 44m
Deal found 8/20![Delta logo]()
$657
This United Airlines deal was found by Cheapflights users on 8/18. 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 9/25:00 am -
2 stops15h 50m
Sat 9/51:00 am -
3 stops14h 55m
Deal found 8/18![United Airlines logo]()
$662
This United Airlines deal was found by Cheapflights users on 8/16. 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.
Mon 10/195:00 am -
1 stop9h 38m
Thu 10/222:00 pm -
1 stop10h 12m
Deal found 8/16![United Airlines logo]()
$704
This United Airlines deal was found by Cheapflights users on 8/16. 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.
Thu 12/105:00 am -
1 stop9h 25m
Thu 12/172:21 pm -
1 stop11h 07m
Deal found 8/16![United Airlines logo]()
$731
Best flights from Eugene to Puerto RicoDiscover carefully curated flight deals from Eugene to Puerto Rico that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 21, 2026.
Discover carefully curated flight deals from Eugene to Puerto Rico that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 21, 2026.
This Southwest deal was found by Cheapflights users on 8/16. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/102:35 pm -
2 stops15h 55m
Thu 12/176:35 am -
2 stops20h 05m
Deal found 8/16![Southwest logo]()
$562
This American Airlines deal was found by Cheapflights users on 8/18. 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.
Thu 12/107:32 pm -
2 stops15h 23m
Thu 12/177:00 am -
2 stops19h 08m
Deal found 8/18![American Airlines logo]()
$622
This United Airlines deal was found by Cheapflights users on 8/20. 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 9/265:00 am -
1 stop9h 38m
Wed 9/302:00 pm -
1 stop10h 12m
Deal found 8/20![United Airlines logo]()
$628
This American Airlines deal was found by Cheapflights users on 8/16. 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.
Fri 1/226:45 am -
2 stops13h 31m
Tue 2/26:00 am -
2 stops18h 57m
Deal found 8/16![American Airlines logo]()
$622
This United Airlines deal was found by Cheapflights users on 8/20. 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 9/235:00 am -
2 stops15h 50m
Tue 9/292:00 pm -
1 stop10h 12m
Deal found 8/20![United Airlines logo]()
$628
Last-minute flights from Eugene to Puerto RicoDiscover last-minute flight deals from Eugene to Puerto Rico. Data last updated August 21, 2026 and is based on user searches.
Discover last-minute flight deals from Eugene to Puerto Rico. Data last updated August 21, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 8/18. 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 9/25:00 am -
2 stops15h 50m
Sat 9/51:00 am -
3 stops14h 55m
Deal found 8/18![United Airlines logo]()
$662
This American Airlines deal was found by Cheapflights users on 8/20. 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.
Wed 9/238:14 am -
2 stops22h 10m
Tue 9/293:41 pm -
2 stops22h 53m
Deal found 8/20![American Airlines logo]()
$359
This United Airlines deal was found by Cheapflights users on 8/16. 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.
Wed 9/235:00 am -
2 stops15h 50m
Tue 9/292:00 pm -
1 stop10h 12m
Deal found 8/16![United Airlines logo]()
$648
This United Airlines deal was found by Cheapflights users on 8/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/265:00 am -
2 stops12h 38m
Wed 9/302:00 pm -
1 stop10h 12m
Deal found 8/17![United Airlines logo]()
$628
One-way flights from Eugene to Puerto RicoSearch for one-way flight options from Eugene to Puerto Rico. Find affordable one-way fares based on user searches. Data last updated August 21, 2026.
Search for one-way flight options from Eugene to Puerto Rico. Find affordable one-way fares based on user searches. Data last updated August 21, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/158:14 pm -
3 stops43h 05m
Deal found 8/17![Multiple Airlines logo]()
$227
This Southwest deal was found by Cheapflights users on 8/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/185:45 am -
2 stops12h 35m
Deal found 8/17![Southwest logo]()
$248
This Delta deal was found by Cheapflights users on 8/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/155:41 pm -
2 stops15h 24m
Deal found 8/17![Delta logo]()
$269
This United Airlines deal was found by Cheapflights users on 8/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/185:00 am -
1 stop9h 25m
Deal found 8/17![United Airlines logo]()
$279
This American Airlines deal was found by Cheapflights users on 8/16. 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.
Thu 1/217:32 pm -
2 stops16h 27m
Deal found 8/16![American Airlines logo]()
$319
This Southwest deal was found by Cheapflights users on 8/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/412:20 pm -
2 stops18h 05m
Deal found 8/20![Southwest logo]()
$328
This United Airlines deal was found by Cheapflights users on 8/16. 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.
Thu 1/215:00 am -
1 stop9h 25m
Deal found 8/16![United Airlines logo]()
$372
This Kiwi.com deal was found by Cheapflights users on 8/20. 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 9/46:20 pm -
3 stops42h 51m
Deal found 8/20![Multiple Airlines logo]()
$383
This United Airlines deal was found by Cheapflights users on 8/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/25:00 am -
1 stop9h 25m
Deal found 8/17![United Airlines logo]()
$392
This Delta deal was found by Cheapflights users on 8/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/255:41 pm -
2 stops16h 19m
Deal found 8/17![Delta logo]()
$515
This United Airlines deal was found by Cheapflights users on 8/20. 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 9/412:47 pm -
1 stop25h 51m
Deal found 8/20![United Airlines logo]()
$547
This United Airlines deal was found by Cheapflights users on 8/19. 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 1/225:00 am -
1 stop9h 25m
Deal found 8/19![United Airlines logo]()
$585
Find flight deals from Eugene to Puerto Rico
Keep the following information in mind while searching for Eugene to Puerto Rico flight deals. Data was last updated August 21, 2026.
Round-trip from | $562 (Southwest) |
|---|---|
One-way from | $227 (Kiwi.com) |
Popular in | June |
Cheapest in | April |
Average price | $554 |
Cheapflights Fare Finder
Customize your flight search to find flights from Eugene to Puerto Rico 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 August 21, 2026.
Use the filters below to find and compare flights from Eugene to Puerto Rico that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
EugeneSan Juan
EUG Eugene - SJU San Juan Luis Munoz Marin Intl
EUGSJU
Eugene
Thu 12/10
2:35 pm-10:30 am
2 stops15h 55m
San Juan Luis Munoz Marin Intl
Thu 12/17
6:35 am-10:40 pm
2 stops20h 05m
$562
EugeneSan Juan
EUG Eugene - SJU San Juan Luis Munoz Marin Intl
EUGSJU
Eugene
Thu 12/10
7:32 pm-2:55 pm
2 stops15h 23m
San Juan Luis Munoz Marin Intl
Thu 12/17
7:00 am-10:08 pm
2 stops19h 08m
$622
EugeneSan Juan
EUG Eugene - SJU San Juan Luis Munoz Marin Intl
EUGSJU
Eugene
Fri 1/22
6:45 am-12:16 am
2 stops13h 31m
San Juan Luis Munoz Marin Intl
Tue 2/2
6:00 am-8:57 pm
2 stops18h 57m
$622
Quickest round-trip
EugeneSan Juan
EUG Eugene - SJU San Juan Luis Munoz Marin Intl
EUGSJU
Eugene
Sat 9/26
5:00 am-5:38 pm
1 stop9h 38m
San Juan Luis Munoz Marin Intl
Wed 9/30
2:00 pm-9:12 pm
1 stop10h 12m
$628
EugeneSan Juan
EUG Eugene - SJU San Juan Luis Munoz Marin Intl
EUGSJU
Eugene
Wed 9/23
5:00 am-11:50 pm
2 stops15h 50m
San Juan Luis Munoz Marin Intl
Tue 9/29
2:00 pm-9:12 pm
1 stop10h 12m
$628
Cheapest one-way
EugeneSan Juan
EUG Eugene - SJU San Juan Luis Munoz Marin Intl
EUGSJU
Eugene
Sun 11/15
8:14 pm-7:19 pm
3 stops43h 05m
$227
EugeneSan Juan
EUG Eugene - SJU San Juan Luis Munoz Marin Intl
EUGSJU
Eugene
Wed 11/18
5:45 am-10:20 pm
2 stops12h 35m
$248
EugeneSan Juan
EUG Eugene - SJU San Juan Luis Munoz Marin Intl
EUGSJU
Eugene
Fri 1/22
5:00 am-12:36 am
2 stops15h 36m
$269
EugeneSan Juan
EUG Eugene - SJU San Juan Luis Munoz Marin Intl
EUGSJU
Eugene
Sun 11/15
5:41 pm-1:05 pm
2 stops15h 24m
$269
EugeneSan Juan
EUG Eugene - SJU San Juan Luis Munoz Marin Intl
EUGSJU
Eugene
Thu 1/21
5:00 am-12:36 am
2 stops15h 36m
$279
Showing 1-10 of 17 resultsSorted by cheapest first
Best time to book a flight from Eugene to Puerto Rico
Have a flexible travel schedule? Discover the best time to fly to Puerto Rico from Eugene with our price prediction graph.
EUG-SJU
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 Puerto Rico
EUG-PR0
EUG-SJU
What is the cheapest month to book a flight from Eugene to Puerto Rico?
Currently, April is the cheapest month in which you can book a flight from Eugene to Puerto Rico (average of $550). Flying from Eugene to Puerto Rico in June is currently the most expensive (average of $1,267). 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 Puerto Rico
Get insights into the airlines that provide service to Puerto Rico. 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 Puerto Rico. Reviews last updated August 21, 2026.
See what other customers who have flown with Southwest and United Airlines from Eugene to Puerto Rico have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.6
Entertainment
7.5
Comfort
8.0
Food
7.0
Boarding
8.1
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Crew
8.6
Entertainment
7.5
Comfort
8.0
Food
7.0
Boarding
8.1
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Crew
8.6
Entertainment
7.5
Comfort
8.0
Food
7.0
Boarding
8.1
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Related info for your journey
Find useful and relevant information for your journey from Eugene to Puerto Rico. 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 Eugene to Puerto Rico
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Puerto Rico by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Eugene to Puerto Rico by cabin class
Find flights from Eugene to Puerto Rico, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Eugene and Puerto Rico flights
Browse other Eugene and Puerto Rico flight options. Last updated on August 21, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 2 airlines flying from Eugene to Puerto Rico
Discover the top 2 airlines that operate flights from Eugene to Puerto Rico. 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 August 21, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$431 | Average$668 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$498 | Average$590 | FlexibilityNo cancel fee | On-time63% |