Cheap flight tickets from Eugene to San Juan

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Flight deals from Eugene to San Juan

Looking for a cheap last-minute deal or the best return flight from Eugene Airport to San Juan? If you want to travel next month, return fares start from RM2,559. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Eugene to San Juan

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Eugene to San Juan flights are currently cheapest in August.

Eugene to San Juan: Flight information

The things to know before you go.
Cheapest flight foundRM1,083
Cheapest month to flyAugust

Finding cheap flights from Eugene to San Juan: Frequently asked questions

There are 6 airports in San Juan: San Juan Isla Grande, San Juan Luis Munoz Marin, Roosevelt Roads, Ponce, Vieques, and Culebra.
The best price we found for a return flight from Eugene to San Juan is RM2,559. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Eugene to San Juan. But we found flights with one or more stops from RM2,559.
As of June 2026, there are no flights flying from Eugene to San Juan.
The cheapest month to fly from Eugene to San Juan is usually July.
If you're flying from Eugene Airport, the cheapest airport near San Juan is San Juan Luis Munoz Marin – which is 11.3 km away from the centre of San Juan. We've found flights into this airport from RM2,559.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Eugene Airport to San Juan on Saturday, 4 July 2026.
No airlines currently offer direct flights between Eugene Airport and San Juan. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to San Juan but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to San Juan is around 40 days in advance, so don’t leave your flight to the last minute.
In June, the average temperature is usually around 27°C. August is typically the warmest month in San Juan, when it usually averages around 29°C. You can expect the least rain in February. The coldest month is January, with temperatures averaging 23°C. The rainiest month is September.
Currently, United offers the cheapest flight tickets to San Juan.

Flying from Eugene Mahlon Sweet Field Airport (EUG) to San Juan: what you need to know

  • San Juan is four hours ahead of Eugene, where Eugene Mahlon Sweet Field Airport is located. San Juan follows the UTC-4 timezone.

  • To avoid rushing for your EUG to San Juan flight, allow plenty of time for things like check-in and baggage drop. Turning up two hours before international departures and one hour before domestic flights is the general travel rule.

  • You can expect bigger queues in popular months like July. Arriving up to four hours in advance for an international flight and two hours for domestic departures will help ensure a smooth travel experience.

  • Consider adding a stopover to potentially find a cheaper plane ticket from EUG to San Juan. All you need to do is uncheck 'Direct flights only' during your search. Break up your journey by stopping at one of these airports:

    • Dallas Fort Worth International Airport (DFW)

    • Denver International Airport (DEN)

    • Austin-Bergstrom International Airport (AUS)

  • EUG is about 13 kilometres from central Eugene. If you're catching a taxi, ride-sharing or driving from the centre, it'll take 20 minutes or so to get there, depending on the traffic. If you're taking public transport, expect the journey time to be around 35 minutes.

  • 83% of flights leaving Eugene Mahlon Sweet Field Airport reach their destination as planned. With its reliable on-time performance, you're unlikely to be delayed when jetting out of EUG.

  • EUG is located at 28801 Douglas Dr.

How to find the cheapest flights from Eugene Mahlon Sweet Field Airport (EUG) to San Juan

  • RM1,083 is the lowest price we've seen for a one-way Eugene Mahlon Sweet Field Airport to San Juan flight. A round-trip plane ticket right now is RM2,559. Depending on how early you book and the availability, these fares could change.

  • Don't leave everything to the last minute. You're more likely to land cheap flights from EUG to San Juan if you book in advance. Airlines often have some great early bird discounts.

  • Landing cheap tickets from Eugene Mahlon Sweet Field Airport to San Juan is more likely if you're flexible with your dates. Try using the 'Whole month' search tool to get the best prices across each month and snap up an incredible deal.

  • You don't need to check back constantly to find out if fares have dropped when you create a Price Alert. We'll notify you the moment there's an extra saving on cheap flights from EUG to San Juan.

  • Tailor your flights with filters. Pick your preferred departure and arrival times, total journey duration and airlines. You can also sort the results by 'Fastest,' 'Best' or 'Cheapest' flights from Eugene Mahlon Sweet Field Airport to San Juan.

Airports in San Juan

Luis Munoz Marin International Airport (SJU)

  • The distance from Luis Munoz Marin International Airport (SJU) to central San Juan is roughly 11 kilometres. It takes about 20 minutes to reach the centre driving.

  • Travelling by public transport takes around 1 hour.

  • Consider staying in a hotel near SJU if you're coming in on a late flight from Eugene Mahlon Sweet Field Airport to San Juan. Pick one of these options and make your first night all about rest:

  • Booking your ride from Luis Munoz Marin International Airport about two weeks in advance of your flight from EUG to San Juan can help you secure the lowest rate.

Best time to go to San Juan

  • December is the quietest month for flights from Eugene Mahlon Sweet Field Airport to San Juan, while March is the most popular. Choose the best time to go to San Juan based on whether you like a lively atmosphere or a more laid-back vibe.

  • Book a Eugene Mahlon Sweet Field Airport to San Juan plane ticket with a departure in August if you want to visit the city during its warmest month. You can expect temperatures to range from 24ºC (75ºF) to 32ºC (90ºF).

  • If you want to travel in cooler conditions, look for a cheap ticket from EUG to San Juan in February when temperatures average between 21ºC (70ºF) and 28ºC (82ºF).

More about San Juan

  • Start your San Juan trip off on the right foot by choosing the ideal place to stay. After booking your flight from Eugene Mahlon Sweet Field Airport to San Juan, explore our selection of accommodation options including:

  • Esperanza Beach and Balneario El Escambron are a couple of popular attractions to add to your San Juan travel itinerary. Continue your sightseeing adventures at Escambron Green.

Explore more of Puerto Rico

  • San Juan has plenty to offer, but there are so many other corners of Puerto Rico waiting to be explored. About 113 kilometres west of San Juan, a visit to Aguadilla will keep your itinerary busy. Check out popular attractions like Silla Aguadilla, Bridges Surf Beach and Playa Rompe Olas.

  • Isabela is another must-experience destination in Puerto Rico and is around 105 kilometres west of San Juan. No trip is complete without a visit to Playa montones, Shore Island Beach and Guajataca Forest Reserve.

Prices shown on this page are estimated lowest prices only. Found in the last 12 days.