Cheap flights from Wilmington to San Juan Luis Munoz Marin

Compare Wilmington 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

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Flight deals from Wilmington to San Juan Luis Munoz Marin

Looking for a cheap last-minute deal or the best return flight from Wilmington Airport to San Juan Luis Munoz Marin Airport? If you want to travel next month, return fares start from $806. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Wilmington 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 Wilmington to San Juan Luis Munoz Marin flights are currently cheapest in August.

Wilmington to San Juan: Flight information

The things to know before you go.
Cheapest flight found$227
Cheapest month to flyAugust

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

The best price we found for a return flight from Wilmington to San Juan Luis Munoz Marin is $626. 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 Wilmington to San Juan Luis Munoz Marin. But we found flights with one or more stops from $626.
As of April 2026, there are no flights flying from Wilmington to San Juan Luis Munoz Marin.
The cheapest month to fly from Wilmington to San Juan Luis Munoz Marin is usually August.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Wilmington Airport to San Juan Luis Munoz Marin Airport on Wednesday, 19 August 2026.
No airlines currently offer direct flights between Wilmington 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, Delta offers the cheapest flight tickets to San Juan Luis Munoz Marin.

Travelling from Wilmington International Airport (ILM) to Luis Munoz Marin International Airport (SJU): what you need to know

  • San Juan's timezone is UTC-4, which is the same as Wilmington.

  • For a smooth journey, turn up at the airport two hours ahead of international flights and an hour before domestic departures. This way, you can comfortably catch your ILM to SJU flight.

  • During popular months such as July, it's best to get to the airport even earlier. Plan to arrive two hours before domestic departures and four hours ahead of an international flight when you fly during a high season in general.

  • If you'd like to explore another city along the way, just deselect 'Direct flights only' when searching for your ticket from Wilmington International Airport to Luis Munoz Marin International Airport. Here are the most popular stopovers between ILM and SJU:

    • Charlotte Douglas International Airport

    • Hartsfield-Jackson Atlanta International Airport

    • Miami International Airport

How to find the cheapest flights from Wilmington International Airport (ILM) to Luis Munoz Marin International Airport (SJU)

  • $227 is currently the lowest price for a one-way Wilmington International Airport to Luis Munoz Marin International Airport flight. A return flight starts at $626. These fares can change depending on demand and availability.

  • Don't leave things to the last moment. You're more likely to find cheap tickets from ILM to SJU if you book ahead. Airlines often offer some amazing early bird rates.

  • Getting cheap flights from Wilmington International Airport to Luis Munoz Marin International Airport is more likely if you can be flexible with your travel dates. Use the 'Whole month' search function to see the best prices across every month and score a great deal.

  • Snapping up cheap flights from ILM to SJU is easy with Price Alerts. All you need to do is create one of these automatic alerts and we'll notify you when a lower fare pops up.

  • Discover the ideal flight for you with the help of the filters. To see the 'Fastest,' 'Best' or 'Cheapest' flights from Wilmington International Airport to Luis Munoz Marin International Airport, use the 'Sort by' tool. You can also filter results by departure and arrival times, airline, and number of stops.

Handy information about Wilmington International Airport (ILM)

  • ILM's address is 1740 Airport Boulevard.

  • 79.81% of flights that depart Wilmington International Airport arrive at their destination on time.

  • To reach Wilmington International Airport from central Wilmington, it takes about 15 minutes if you're planning to drive. Of course, this depends on traffic conditions. It's approximately 11 kilometres from the airport to the city centre.

  • Planning to take public transport? You can expect a journey time of around 2 hours 50 minutes.

  • Get your journey off to a relaxed start by staying near ILM. Whether you're boarding an early flight from Wilmington International Airport to Luis Munoz Marin International Airport or just don't like being rushed, these hotels are ideal:

Arriving at Luis Munoz Marin International Airport (SJU)

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

  • Luis Munoz Marin International Airport is roughly 8 kilometres from central San Juan. The drive time takes about 10 minutes.

  • When travelling by public transport, expect a journey time of around 55 minutes.

When to fly to Luis Munoz Marin International Airport (SJU)

  • It's time to choose your dates for your flight from Wilmington International Airport to Luis Munoz Marin International Airport. July is the most popular month to visit San Juan. If you prefer a more laid-back vibe, go in May.

  • The warmest month in San Juan is September, with the temperature ranging between 23ºC (73ºF) and 33ºC (91ºF). Book your flights from Wilmington International Airport to Luis Munoz Marin International Airport in this month if this is the type of weather you enjoy.

  • February has average temperatures of between 20ºC (68ºF) and 28ºC (82ºF). Search for cheap tickets from ILM to SJU sometime then if you like cooler conditions.

Explore more of Puerto Rico

  • Bayamon is just one of the many cities in Puerto Rico waiting to be explored once you've seen the sights of San Juan. Around 10 kilometres away to the west, check out popular attractions including Plazoleta Ignacio Zorrilla, La Plaza de la Bomba Puertorriqueña, Monumento a los Trovadores and Parque Palm Court.

  • Around 11 kilometres east of San Juan, Carolina is another favourite stop in Puerto Rico. Start your sightseeing at Isla Verde Beach, Parque de Doble A Roberto Clemente Walker and Drone Zone Track.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.