$269+ 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 1/6. Fares are subject to change and may not be available on all flights or dates of travel.
EUG — SJU
Aug 22 — Aug 291
Round-trip
1 adult, Economy
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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 July 23, 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 July 23, 2026.
This Southwest deal was found by Cheapflights users on 7/22. 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 8/2012:20 pm
EUG
- SJU
2 stops17h 50m
Southwest
Thu 8/2710:00 am
SJU
- EUG
2 stops15h 40m
Southwest
Deal found 7/22![Southwest logo]()
$436
This Southwest deal was found by Cheapflights users on 7/19. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/176:40 am
EUG
- SJU
2 stops14h 10m
Southwest
Mon 8/248:55 pm
SJU
- EUG
2 stops19h 00m
Southwest
Deal found 7/19![Southwest logo]()
$451
This Southwest deal was found by Cheapflights users on 7/23. 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 10/26:10 am
EUG
- SJU
2 stops14h 55m
Southwest
Tue 10/65:50 am
SJU
- EUG
2 stops19h 25m
Southwest
Deal found 7/23![Southwest logo]()
$487
This Delta deal was found by Cheapflights users on 7/21. 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 9/236:04 am
EUG
- SJU
2 stops13h 15m
Delta
Tue 9/297:30 am
SJU
- EUG
2 stops19h 29m
Delta
Deal found 7/21![Delta logo]()
$538
This American Airlines deal was found by Cheapflights users on 7/18. 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.
Wed 9/231:41 pm
EUG
- SJU
2 stops16h 43m
American Airlines
Tue 9/292:58 pm
SJU
- EUG
2 stops23h 36m
American Airlines
Deal found 7/18![American Airlines logo]()
$543
This United Airlines deal was found by Cheapflights users on 7/21. 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 8/295:00 am
EUG
- SJU
2 stops12h 38m
United Airlines
Mon 8/311:00 am
SJU
- EUG
2 stops14h 55m
United Airlines
Deal found 7/21![United Airlines logo]()
$628
This United Airlines deal was found by Cheapflights users on 7/21. 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.
Sun 9/134:11 pm
EUG
- SJU
2 stops17h 43m
United Airlines
Sat 9/192:00 pm
SJU
- EUG
1 stop10h 22m
United Airlines
Deal found 7/21![United Airlines logo]()
$667
This United Airlines deal was found by Cheapflights users on 7/22. 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 8/55:00 am
EUG
- SJU
1 stop9h 38m
United Airlines
Fri 8/72:05 am
SJU
- EUG
2 stops12h 56m
United Airlines
Deal found 7/22![United Airlines logo]()
$719
This American Airlines deal was found by Cheapflights users on 7/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/103:25 pm
EUG
- SJU
2 stops15h 10m
American Airlines
Sun 12/208:00 am
SJU
- EUG
2 stops18h 08m
American Airlines
Deal found 7/19![American Airlines logo]()
$722
This United Airlines deal was found by Cheapflights users on 7/21. 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
EUG
- SJU
2 stops15h 50m
United Airlines
Mon 9/281:00 am
SJU
- EUG
3 stops15h 12m
United Airlines
Deal found 7/21![United Airlines logo]()
$753
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 July 23, 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 July 23, 2026.
This Southwest deal was found by Cheapflights users on 7/22. 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 8/2012:20 pm
EUG
- SJU
2 stops17h 50m
Southwest
Thu 8/2710:00 am
SJU
- EUG
2 stops15h 40m
Southwest
Deal found 7/22![Southwest logo]()
$436
This United Airlines deal was found by Cheapflights users on 7/22. 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
EUG
- SJU
2 stops15h 50m
United Airlines
Tue 9/292:00 pm
SJU
- EUG
1 stop10h 12m
United Airlines
Deal found 7/22![United Airlines logo]()
$628
This American Airlines deal was found by Cheapflights users on 7/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/103:25 pm
EUG
- SJU
2 stops15h 10m
American Airlines
Sun 12/208:00 am
SJU
- EUG
2 stops18h 08m
American Airlines
Deal found 7/19![American Airlines logo]()
$722
This Southwest deal was found by Cheapflights users on 7/19. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/176:40 am
EUG
- SJU
2 stops14h 10m
Southwest
Mon 8/248:55 pm
SJU
- EUG
2 stops19h 00m
Southwest
Deal found 7/19![Southwest logo]()
$451
This United Airlines deal was found by Cheapflights users on 7/21. 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 8/295:00 am
EUG
- SJU
2 stops12h 38m
United Airlines
Mon 8/311:00 am
SJU
- EUG
2 stops14h 55m
United Airlines
Deal found 7/21![United Airlines logo]()
$628
This United Airlines deal was found by Cheapflights users on 7/21. 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.
Sun 9/134:11 pm
EUG
- SJU
2 stops17h 43m
United Airlines
Sat 9/192:00 pm
SJU
- EUG
1 stop10h 22m
United Airlines
Deal found 7/21![United Airlines logo]()
$667
Last-minute flights from Eugene to Puerto RicoDiscover last-minute flight deals from Eugene to Puerto Rico. Data last updated July 23, 2026 and is based on user searches.
Discover last-minute flight deals from Eugene to Puerto Rico. Data last updated July 23, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 7/22. 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 8/55:00 am
EUG
- SJU
1 stop9h 38m
United Airlines
Fri 8/72:05 am
SJU
- EUG
2 stops12h 56m
United Airlines
Deal found 7/22![United Airlines logo]()
$719
This American Airlines deal was found by Cheapflights users on 7/22. 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 8/52:07 pm
EUG
- SJU
2 stops16h 36m
American Airlines
Sat 8/87:05 am
SJU
- EUG
2 stops16h 04m
American Airlines
Deal found 7/22![American Airlines logo]()
$801
This Southwest deal was found by Cheapflights users on 7/19. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/176:40 am
EUG
- SJU
2 stops14h 10m
Southwest
Mon 8/248:55 pm
SJU
- EUG
2 stops19h 00m
Southwest
Deal found 7/19![Southwest logo]()
$451
This Southwest deal was found by Cheapflights users on 7/22. 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 8/2012:20 pm
EUG
- SJU
2 stops17h 50m
Southwest
Thu 8/2710:00 am
SJU
- EUG
2 stops15h 40m
Southwest
Deal found 7/22![Southwest logo]()
$436
This United Airlines deal was found by Cheapflights users on 7/22. 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 8/205:00 am
EUG
- SJU
3 stops15h 50m
United Airlines
Wed 8/261:00 am
SJU
- EUG
3 stops14h 55m
United Airlines
Deal found 7/22![United Airlines logo]()
$779
This United Airlines deal was found by Cheapflights users on 7/21. 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 8/295:00 am
EUG
- SJU
2 stops12h 38m
United Airlines
Mon 8/311:00 am
SJU
- EUG
2 stops14h 55m
United Airlines
Deal found 7/21![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 July 23, 2026.
Search for one-way flight options from Eugene to Puerto Rico. Find affordable one-way fares based on user searches. Data last updated July 23, 2026.
This Delta deal was found by Cheapflights users on 7/23. 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 1/65:30 pm
EUG
- SJU
2 stops19h 20m
Delta
Deal found 7/23![Delta logo]()
$269
This United Airlines deal was found by Cheapflights users on 7/23. 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 1/75:00 am
EUG
- SJU
2 stops15h 36m
United Airlines
Deal found 7/23![United Airlines logo]()
$299
This American Airlines deal was found by Cheapflights users on 7/22. 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 7/316:13 am
EUG
- SJU
2 stops14h 35m
American Airlines
Deal found 7/22![American Airlines logo]()
$331
This United Airlines deal was found by Cheapflights users on 7/23. 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 1/65:00 am
EUG
- SJU
1 stop9h 25m
United Airlines
Deal found 7/23![United Airlines logo]()
$394
This Kiwi.com deal was found by Cheapflights users on 7/22. 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 7/3112:22 pm
EUG
- SJU
3 stops57h 06m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$472
This United Airlines deal was found by Cheapflights users on 7/22. 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 7/315:00 am
EUG
- SJU
1 stop9h 38m
United Airlines
Deal found 7/22![United Airlines logo]()
$480
This Kiwi.com deal was found by Cheapflights users on 7/23. 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 1/68:30 am
EUG
- SJU
3 stops27h 42m
Multiple Airlines
Deal found 7/23![Multiple Airlines logo]()
$892
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 July 23, 2026.
Round-trip from | $436 (Southwest) |
|---|---|
One-way from | $269 (Delta) |
Popular in | June |
Cheapest in | January |
Average price | $783 |
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 2,558,603 searches. Data last updated July 23, 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 - SJU
EUGSJU
Eugene
Thu 8/20
12:20 pm-9:10 am
2 stops17h 50m
San Juan Luis Munoz Marin Intl
Thu 8/27
10:00 am-10:40 pm
2 stops15h 40m
$436
EugeneSan Juan
EUG - SJU
EUGSJU
Eugene
Mon 8/17
6:40 am-11:50 pm
2 stops14h 10m
San Juan Luis Munoz Marin Intl
Mon 8/24
8:55 pm-12:55 pm
2 stops19h 00m
$451
Quickest round-trip
EugeneSan Juan
EUG - SJU
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
EugeneSan Juan
EUG - SJU
EUGSJU
Eugene
Sat 8/29
5:00 am-8:38 pm
2 stops12h 38m
San Juan Luis Munoz Marin Intl
Mon 8/31
1:00 am-12:55 pm
2 stops14h 55m
$628
EugeneSan Juan
EUG - SJU
EUGSJU
Eugene
Sun 9/13
4:11 pm-12:54 pm
2 stops17h 43m
San Juan Luis Munoz Marin Intl
Sat 9/19
2:00 pm-9:22 pm
1 stop10h 22m
$667
EugeneSan Juan
EUG - SJU
EUGSJU
Eugene
Thu 12/10
3:25 pm-10:35 am
2 stops15h 10m
San Juan Luis Munoz Marin Intl
Sun 12/20
8:00 am-10:08 pm
2 stops18h 08m
$722
Cheapest one-way
EugeneSan Juan
EUG - SJU
EUGSJU
Eugene
Wed 1/6
5:30 pm-4:50 pm
2 stops19h 20m
$269
EugeneSan Juan
EUG - SJU
EUGSJU
Eugene
Thu 1/7
5:00 am-12:36 am
2 stops15h 36m
$299
EugeneSan Juan
EUG - SJU
EUGSJU
Eugene
Fri 7/31
6:13 am-11:48 pm
2 stops14h 35m
$331
Quickest one-way
EugeneSan Juan
EUG - SJU
EUGSJU
Eugene
Wed 1/6
5:00 am-6:25 pm
1 stop9h 25m
$394
Showing 1-10 of 13 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, January is the cheapest month in which you can book a flight from Eugene to Puerto Rico (average of $542). 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 July 23, 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.
Comfort
8.0
Entertainment
7.5
Crew
8.6
Overall
8.0
Food
7.0
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Comfort
8.0
Entertainment
7.5
Crew
8.6
Overall
8.0
Food
7.0
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Comfort
8.0
Entertainment
7.5
Crew
8.6
Overall
8.0
Food
7.0
Boarding
8.1
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 July 23, 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 2,558,603 searches. Data last updated July 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$438 | Average$590 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$459 | Average$668 | FlexibilityNo cancel fee | On-time69% |