Cheap Flights from Eugene (EUG) to San Juan (SJU)

Compare Eugene to San Juan Luis Munoz Marin flight deals

Find the cheapest month or even day of the year to fly to San Juan Luis Munoz Marin

Book the best San Juan Luis Munoz Marin fare with no extra fees

Flight deals from Eugene to San Juan Luis Munoz Marin

Looking for a cheap last-minute deal or the best return flight from Eugene Airport to San Juan Luis Munoz Marin Airport? If you want to travel next month, return fares start from $762. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Eugene to San Juan Luis Munoz Marin

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

Eugene to San Juan: Flight information

The things to know before you go.
Cheapest flight found$762
Cheapest month to flySeptember

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

The best price we found for a return flight from Eugene to San Juan Luis Munoz Marin is $762. 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 Luis Munoz Marin. But we found flights with one or more stops from $762.
As of August 2026, there are no flights flying from Eugene to San Juan Luis Munoz Marin.
The cheapest month to fly from Eugene to San Juan Luis Munoz Marin is usually September.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Eugene Airport to San Juan Luis Munoz Marin Airport on Thursday, 10 September 2026.
No airlines currently offer direct flights between Eugene Airport and San Juan Luis Munoz Marin Airport. 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 Luis Munoz Marin 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.

Currently, United offers the cheapest flight tickets to San Juan Luis Munoz Marin.

Travelling from Eugene Airport (EUG) to San Juan Luis Munoz Marin Airport (SJU): what you need to know

  • San Juan is four hours ahead of Eugene and observes the UTC-4 timezone.

  • Arriving two hours before an international flight and one hour ahead of a domestic departure are tried-and-true travel tips. Be at the airport on time to board your EUG to SJU flight.

  • During popular months like September, you'll want to get to the airport earlier. Plan to arrive two hours before a domestic departure and four hours ahead for international flights whenever you're flying during a peak period in general.

  • We make it easy to book a flight with a stopover. To see your options for tickets from Eugene Airport to San Juan Luis Munoz Marin Airport, deselect 'Direct flights only.' Then, choose a flight offering a stop long enough to explore your chosen city. Stopovers between EUG and SJU include:

    • Dallas Fort Worth International Airport

    • Denver International Airport

    • Austin-Bergstrom Airport

How to find the cheapest flights from Eugene Airport (EUG) to San Juan Luis Munoz Marin Airport (SJU)

  • $423 is the lowest price for a one-way Eugene Airport to San Juan Luis Munoz Marin Airport flight. A return flight starts at $762. These prices can change depending on demand.

  • Don't leave things to the last minute. You're more likely to find cheap tickets from EUG to SJU if you book early. Airlines often offer some fantastic early bird discounts.

  • The 'Whole month' tool shows you the cheapest flights from Eugene Airport to San Juan Luis Munoz Marin Airport throughout the entire month. It's a good way to find a bargain if your travel dates are flexible.

  • Finding cheap flights from EUG to SJU is a breeze with Price Alerts. Simply create one of these automatic alerts and we'll let you know when a lower fare pops up.

  • Pick your preferred arrival and departure times, number of stops and airlines with the filters. Alternatively, sort your results by 'Cheapest' to see the best deals on flights from Eugene Airport to San Juan Luis Munoz Marin Airport.

Handy information about Eugene Airport (EUG)

  • You'll find EUG at 28801 Douglas Dr.

  • 83% of flights departing from Eugene Airport touch down at their destination according to schedule. With its impressive on-time stats, you're unlikely to experience delays when jetting out of EUG.

  • Central Eugene to Eugene Airport is around 11 kilometres. Depending on traffic, it'll take you about 20 minutes to get there if you're ride-sharing, catching a taxi or driving.

  • Expect a trip time of around 35 minutes on public transport.

  • Spending the night in a hotel can take the hassle out of getting to the airport on time. If you're looking for somewhere to stay before your flight from Eugene Airport to San Juan Luis Munoz Marin Airport, check out Hampton Inn Eugene. It's a short ride from EUG.

Arriving at San Juan Luis Munoz Marin Airport (SJU)

Getting from San Juan Luis Munoz Marin Airport (SJU) to central San Juan

  • From San Juan Luis Munoz Marin Airport, San Juan is approximately 11 kilometres away. It takes around 20 minutes to reach the centre driving.

  • Getting to the centre on public transport takes roughly 1 hour.

When to fly to San Juan Luis Munoz Marin Airport (SJU)

  • July is the busiest month for flights from Eugene Airport to San Juan Luis Munoz Marin Airport. To avoid the crowds, head to San Juan in March.

  • The warmest month in San Juan is August, with temperatures ranging between 24ºC (75ºF) and 32ºC (90ºF). Book your flights from Eugene Airport to San Juan Luis Munoz Marin Airport in this month if this is the type of weather you like.

  • If you like cooler conditions, search for a cheap ticket from EUG to SJU in February. Temperatures average between 21ºC (70ºF) and 28ºC (82ºF) then.

Explore more of Puerto Rico

  • You've done San Juan, now it's time to explore other parts of Puerto Rico. Journey around 10 kilometres west to Bayamon to check off its leading attractions. From Ron del Barrilito - Hacienda Santa Ana to Parque de las Ciencias and Parque Recreativo Río Bayamón, there's plenty to keep you busy.

  • Carolina is another well-known destination in Puerto Rico and is around 11 kilometres east of San Juan. No trip is complete without seeing Isla Verde Beach, Carolina Beach and Balneario Isla Verde.

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