$270+ Cheap flights from Eugene (EUG) to Puerto Rico
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 11/11. Fares are subject to change and may not be available on all flights or dates of travel.
EUG — SJU
Oct 21 — Oct 281
Round-trip
1 adult, Economy
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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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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 September 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 September 21, 2026.
This Southwest deal was found by Cheapflights users on 9/18. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/45:45 am -
2 stops15h 05m
Wed 11/116:40 am -
2 stops19h 45m
Deal found 9/18![Southwest logo]()
$540
This United Airlines deal was found by Cheapflights users on 9/16. 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 11/95:00 am -
1 stop9h 25m
Thu 11/122:21 pm -
1 stop11h 08m
Deal found 9/16![United Airlines logo]()
$648
This United Airlines deal was found by Cheapflights users on 9/18. 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 11/45:00 am -
1 stop9h 25m
Wed 11/117:40 am -
2 stops17h 49m
Deal found 9/18![United Airlines logo]()
$649
This American Airlines deal was found by Cheapflights users on 9/16. 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 12/1012:27 pm -
2 stops18h 17m
Thu 12/178:00 am -
2 stops18h 08m
Deal found 9/16![American Airlines logo]()
$670
This American Airlines deal was found by Cheapflights users on 9/16. 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.
Wed 9/231:41 pm -
2 stops16h 43m
Tue 9/292:58 pm -
2 stops23h 36m
Deal found 9/16![American Airlines logo]()
$687
This United Airlines deal was found by Cheapflights users on 9/16. 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.
Sun 10/185:00 am -
1 stop9h 38m
Fri 10/232:00 pm -
1 stop10h 12m
Deal found 9/16![United Airlines logo]()
$767
This United Airlines deal was found by Cheapflights users on 9/16. 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 9/16![United Airlines logo]()
$772
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 September 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 September 21, 2026.
This Southwest deal was found by Cheapflights users on 9/18. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/45:45 am -
2 stops15h 05m
Wed 11/116:40 am -
2 stops19h 45m
Deal found 9/18![Southwest logo]()
$540
This United Airlines deal was found by Cheapflights users on 9/16. 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 11/97:25 pm -
2 stops15h 15m
Thu 11/122:21 pm -
1 stop11h 08m
Deal found 9/16![United Airlines logo]()
$648
This American Airlines deal was found by Cheapflights users on 9/16. 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 12/1012:27 pm -
2 stops18h 17m
Thu 12/178:00 am -
2 stops18h 08m
Deal found 9/16![American Airlines logo]()
$670
This United Airlines deal was found by Cheapflights users on 9/18. 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 11/45:00 am -
1 stop9h 25m
Wed 11/112:21 pm -
1 stop11h 08m
Deal found 9/18![United Airlines logo]()
$649
This Southwest deal was found by Cheapflights users on 9/17. 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.
Sat 3/202:25 pm -
2 stops18h 55m
Mon 3/299:55 pm -
2 stops18h 00m
Deal found 9/17![Southwest logo]()
$917
This United Airlines deal was found by Cheapflights users on 9/16. 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 9/16![United Airlines logo]()
$911
This United Airlines deal was found by Cheapflights users on 9/19. 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.
Sat 1/305:00 am -
2 stops12h 24m
Sun 3/141:25 pm -
1 stop11h 13m
Deal found 9/19![United Airlines logo]()
$994
This United Airlines deal was found by Cheapflights users on 9/21. 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.
Thu 12/101:06 pm -
2 stops28h 18m
Sun 12/202:21 pm -
1 stop11h 07m
Deal found 9/21![United Airlines logo]()
$997
Last-minute flights from Eugene to Puerto RicoDiscover last-minute flight deals from Eugene to Puerto Rico. Data last updated September 21, 2026 and is based on user searches.
Discover last-minute flight deals from Eugene to Puerto Rico. Data last updated September 21, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 9/16. 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.
Wed 9/231:41 pm -
2 stops16h 43m
Tue 9/292:58 pm -
2 stops23h 36m
Deal found 9/16![American Airlines logo]()
$687
This United Airlines deal was found by Cheapflights users on 9/16. 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 9/16![United Airlines logo]()
$772
This United Airlines deal was found by Cheapflights users on 9/16. 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.
Sun 10/185:00 am -
1 stop9h 38m
Fri 10/232:00 pm -
1 stop10h 12m
Deal found 9/16![United Airlines logo]()
$767
This Delta deal was found by Cheapflights users on 9/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/185:41 pm -
2 stops17h 08m
Fri 10/2312:50 pm -
2 stops14h 09m
Deal found 9/19![Delta logo]()
$794
This American Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/181:44 pm -
2 stops18h 47m
Fri 10/2312:41 pm -
2 stops14h 18m
Deal found 9/16![American Airlines logo]()
$810
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 September 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 September 21, 2026.
This Southwest deal was found by Cheapflights users on 9/18. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/112:35 pm -
2 stops15h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Southwest logo]()
$270
This United Airlines deal was found by Cheapflights users on 9/18. 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 11/115:00 am -
1 stop9h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![United Airlines logo]()
$329
This Kiwi.com deal was found by Cheapflights users on 9/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/116:06 am -
3 stops51h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Multiple Airlines logo]()
$470
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 September 21, 2026.
Round-trip from | $540 (Southwest) |
|---|---|
One-way from | $270 (Southwest) |
Popular in | June |
Cheapest in | April |
Average price | $773 |
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 September 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
Wed 11/11
2:35 pm-10:30 am
2 stops15h 55m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-8:00 pm
Nonstop0h 00m
$270
Quickest round-trip
EugeneSan Juan
EUG Eugene - SJU San Juan Luis Munoz Marin Intl
EUGSJU
Eugene
Wed 11/11
5:00 am-6:25 pm
1 stop9h 25m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-8:00 pm
Nonstop0h 00m
$329
EugeneSan Juan
EUG Eugene - SJU San Juan Luis Munoz Marin Intl
EUGSJU
Eugene
Wed 11/4
5:45 am-12:50 am
2 stops15h 05m
San Juan Luis Munoz Marin Intl
Wed 11/11
6:40 am-10:25 pm
2 stops19h 45m
$540
EugeneSan Juan
EUG Eugene - SJU San Juan Luis Munoz Marin Intl
EUGSJU
Eugene
Mon 11/9
7:25 pm-2:40 pm
2 stops15h 15m
San Juan Luis Munoz Marin Intl
Thu 11/12
2:21 pm-9:29 pm
1 stop11h 08m
$648
EugeneSan Juan
EUG Eugene - SJU San Juan Luis Munoz Marin Intl
EUGSJU
Eugene
Wed 11/4
5:00 am-6:25 pm
1 stop9h 25m
San Juan Luis Munoz Marin Intl
Wed 11/11
2:21 pm-9:29 pm
1 stop11h 08m
$649
EugeneSan Juan
EUG Eugene - SJU San Juan Luis Munoz Marin Intl
EUGSJU
Eugene
Thu 12/10
12:27 pm-10:44 am
2 stops18h 17m
San Juan Luis Munoz Marin Intl
Thu 12/17
8:00 am-10:08 pm
2 stops18h 08m
$670
EugeneSan Juan
EUG Eugene - SJU San Juan Luis Munoz Marin Intl
EUGSJU
Eugene
Thu 12/10
5:00 am-6:25 pm
1 stop9h 25m
San Juan Luis Munoz Marin Intl
Thu 12/17
2:21 pm-9:28 pm
1 stop11h 07m
$911
EugeneSan Juan
EUG Eugene - SJU San Juan Luis Munoz Marin Intl
EUGSJU
Eugene
Sat 3/20
2:25 pm-12:20 pm
2 stops18h 55m
San Juan Luis Munoz Marin Intl
Mon 3/29
9:55 pm-12:55 pm
2 stops18h 00m
$917
EugeneSan Juan
EUG Eugene - SJU San Juan Luis Munoz Marin Intl
EUGSJU
Eugene
Sat 1/30
5:00 am-9:24 pm
2 stops12h 24m
San Juan Luis Munoz Marin Intl
Sun 3/14
1:25 pm-9:38 pm
1 stop11h 13m
$994
EugeneSan Juan
EUG Eugene - SJU San Juan Luis Munoz Marin Intl
EUGSJU
Eugene
Thu 12/10
1:06 pm-9:24 pm
2 stops28h 18m
San Juan Luis Munoz Marin Intl
Sun 12/20
2:21 pm-9:28 pm
1 stop11h 07m
$997
Sorted 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 September 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.
Comfort
8.0
Boarding
8.1
Food
7.0
Overall
8.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Comfort
8.0
Boarding
8.1
Food
7.0
Overall
8.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Comfort
8.0
Boarding
8.1
Food
7.0
Overall
8.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
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 September 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 September 21, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$431 | Average$674 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$498 | Average$572 | FlexibilityNo cancel fee | On-time63% |