$496+ 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 9/23. Fares are subject to change and may not be available on all flights or dates of travel.
EUG — SJU
Oct 7 — Oct 141
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
Cheapest
Best
Last-minute
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 7, 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 7, 2026.
This American Airlines deal was found by Cheapflights users on 9/2. 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 9/231:31 pm -
2 stops16h 53m
Tue 9/296:00 am -
2 stops17h 34m
Deal found 9/2![American Airlines logo]()
$496
This Delta deal was found by Cheapflights users on 9/4. 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 10/165:41 pm -
2 stops15h 24m
Sat 10/246:45 am -
2 stops19h 04m
Deal found 9/4![Delta logo]()
$538
This United Airlines deal was found by Cheapflights users on 9/5. 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 10/33:53 pm -
2 stops17h 04m
Wed 10/72:00 pm -
1 stop10h 12m
Deal found 9/5![United Airlines logo]()
$628
This Southwest deal was found by Cheapflights users on 9/6. 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 9/211:15 pm -
2 stops18h 45m
Fri 9/258:55 pm -
2 stops19h 25m
Deal found 9/6![Southwest logo]()
$656
This United Airlines deal was found by Cheapflights users on 9/5. 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 9/5![United Airlines logo]()
$687
This United Airlines deal was found by Cheapflights users on 9/6. 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 9/214:11 pm -
2 stops16h 46m
Thu 9/241:00 am -
2 stops13h 50m
Deal found 9/6![United Airlines logo]()
$746
This American Airlines deal was found by Cheapflights users on 9/2. 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 12/101:46 pm -
2 stops16h 58m
Thu 12/178:00 am -
2 stops18h 08m
Deal found 9/2![American Airlines logo]()
$782
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 7, 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 7, 2026.
This United Airlines deal was found by Cheapflights users on 9/4. 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 10/165:00 am -
1 stop9h 38m
Fri 10/231:00 am -
2 stops17h 12m
Deal found 9/4![United Airlines logo]()
$538
This American Airlines deal was found by Cheapflights users on 9/2. 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
Sun 12/208:00 am -
2 stops18h 08m
Deal found 9/2![American Airlines logo]()
$746
This United Airlines deal was found by Cheapflights users on 9/6. 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 10/193:59 pm -
2 stops17h 35m
Fri 10/232:00 pm -
1 stop10h 12m
Deal found 9/6![United Airlines logo]()
$628
This United Airlines deal was found by Cheapflights users on 9/6. 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 11/105:00 am -
1 stop9h 25m
Thu 11/128:25 am -
2 stops17h 04m
Deal found 9/6![United Airlines logo]()
$628
This United Airlines deal was found by Cheapflights users on 9/5. 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 10/33:53 pm -
2 stops17h 04m
Wed 10/72:00 pm -
1 stop10h 12m
Deal found 9/5![United Airlines logo]()
$628
This United Airlines deal was found by Cheapflights users on 9/4. 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 9/4![United Airlines logo]()
$687
This United Airlines deal was found by Cheapflights users on 9/6. 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 9/214:11 pm -
2 stops16h 46m
Thu 9/241:00 am -
2 stops13h 50m
Deal found 9/6![United Airlines logo]()
$746
Last-minute flights from Eugene to Puerto RicoDiscover last-minute flight deals from Eugene to Puerto Rico. Data last updated September 7, 2026 and is based on user searches.
Discover last-minute flight deals from Eugene to Puerto Rico. Data last updated September 7, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 9/6. 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 9/211:15 pm -
2 stops18h 45m
Fri 9/258:55 pm -
2 stops19h 25m
Deal found 9/6![Southwest logo]()
$656
This United Airlines deal was found by Cheapflights users on 9/6. 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 9/214:11 pm -
2 stops16h 46m
Thu 9/241:00 am -
2 stops13h 50m
Deal found 9/6![United Airlines logo]()
$746
This American Airlines deal was found by Cheapflights users on 9/2. 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 9/231:31 pm -
2 stops16h 53m
Tue 9/296:00 am -
2 stops17h 34m
Deal found 9/2![American Airlines logo]()
$496
This United Airlines deal was found by Cheapflights users on 9/5. 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 9/5![United Airlines logo]()
$687
This United Airlines deal was found by Cheapflights users on 9/5. 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 10/33:53 pm -
2 stops17h 04m
Wed 10/72:00 pm -
1 stop10h 12m
Deal found 9/5![United Airlines logo]()
$628
This Delta deal was found by Cheapflights users on 9/4. 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 10/165:41 pm -
2 stops15h 24m
Sat 10/246:45 am -
2 stops19h 04m
Deal found 9/4![Delta logo]()
$538
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 7, 2026.
Round-trip from | $359 (American Airlines) |
|---|---|
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 7, 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
Fri 10/16
5:00 am-5:38 pm
1 stop9h 38m
San Juan Luis Munoz Marin Intl
Fri 10/23
1:00 am-3:12 pm
2 stops17h 12m
$538
EugeneSan Juan
EUG Eugene - SJU San Juan Luis Munoz Marin Intl
EUGSJU
Eugene
Mon 10/19
3:59 pm-12:34 pm
2 stops17h 35m
San Juan Luis Munoz Marin Intl
Fri 10/23
2:00 pm-9:12 pm
1 stop10h 12m
$628
EugeneSan Juan
EUG Eugene - SJU San Juan Luis Munoz Marin Intl
EUGSJU
Eugene
Tue 11/10
5:00 am-6:25 pm
1 stop9h 25m
San Juan Luis Munoz Marin Intl
Thu 11/12
8:25 am-9:29 pm
2 stops17h 04m
$628
EugeneSan Juan
EUG Eugene - SJU San Juan Luis Munoz Marin Intl
EUGSJU
Eugene
Sat 10/3
3:53 pm-11:57 am
2 stops17h 04m
San Juan Luis Munoz Marin Intl
Wed 10/7
2:00 pm-9:12 pm
1 stop10h 12m
$628
Quickest round-trip
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
$687
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
Sun 12/20
8:00 am-10:08 pm
2 stops18h 08m
$746
EugeneSan Juan
EUG Eugene - SJU San Juan Luis Munoz Marin Intl
EUGSJU
Eugene
Mon 9/21
4:11 pm-11:57 am
2 stops16h 46m
San Juan Luis Munoz Marin Intl
Thu 9/24
1:00 am-11:50 am
2 stops13h 50m
$746
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 7, 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.
Entertainment
7.5
Crew
8.6
Overall
8.0
Comfort
8.0
Boarding
8.1
Food
7.0
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Entertainment
7.5
Crew
8.6
Overall
8.0
Comfort
8.0
Boarding
8.1
Food
7.0
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Entertainment
7.5
Crew
8.6
Overall
8.0
Comfort
8.0
Boarding
8.1
Food
7.0
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
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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 7, 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 7, 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% |