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Data updated: 2026-10-28 12:15:58

Wilmington (ILG) to San Juan (SJU) Flights

Compare flights from Wilmington to San Juan, explore popular airlines, airports, and travel tips.
Get the latest collected flight schedules, prices, and route information all in one place.
ILG········· ·········SJU
Wilmington AirportLuis Munoz Marin International Airport
Distance
1,571 miles
Flight time
3h 53m
Time difference
SJU is 0h ahead
Departure date
Return date

Flights from Wilmington to San Juan

All times are shown in local time. Prices are for one-way, per adult, including taxes and fees.

Transfers
Airlines
Airline allianceAirlines
Departure / arrival
Departure time (local time)Arrival time (local time)
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Collected nonstop flight records from ILG to SJU on 2026-11-02
14:40ILGEST UTC−53h 49m
····· ✈ ·····
Nonstop
19:29SJUAST UTC−4$150.00One-way
Flight details

Flight route map

Wilmington (ILG) to San Juan (SJU) Non-stop flight routes illustrated on a map.

Flights from Wilmington (ILG), Delaware, to San Juan (SJU), (unassigned), are shown on the map. Based on recorded flight history, the distance is approximately 1,571 miles.

Departure
Wilmington Airport · Delaware, United States · 39° 40' 43" N 75° 36' 23" W
Flight route
1,571 miles · 3h 53m
Direction
155.90° (SSE)
Geographic midpoint
The geographic midpoint is at latitude 29.14374, longitude -70.30265, approximately 787.78 miles from both airports.
Great-circle distance
1,575.6 miles
Time difference
SJU is 0h ahead
Destination
Luis Munoz Marin International Airport · (unassigned), Puerto Rico · 18° 26' 22" N 66° 00' 06" W
Distance and time are approximate; flight schedules and local times may change.

Route information

Distance
1,571 miles
Average flight time
3h 53m
Time difference
SJU is 0h ahead
Route direction
The initial bearing on the course from Wilmington to San Juan is 155.90°, and the compass direction is SSE.

Airport information

Wilmington Airport

Wilmington, Delaware, United States
39° 40' 43" N, 75° 36' 23" W
Elevation: 80 ft (24 m)
Time zone: EDT UTC−4
View airport details

What's the weather like in Wilmington and San Juan?

Temperature unit:

ILG · Wilmington

61°FMainly clearFeels like 58°F
Humidity
59%
Wind
5 mph
Precipitation
0 mm

SJU · San Juan

87°FMainly clearFeels like 97°F
Humidity
65%
Wind
6 mph
Precipitation
0 mm
Wed, Oct 2887°F | 78°FModerate drizzle
Thu, Oct 2987°F | 78°FModerate drizzle
Fri, Oct 3086°F | 77°FModerate drizzle
Sat, Oct 3185°F | 76°FThunderstorm
Sun, Nov 185°F | 77°FLight drizzle

Popular airlines from Wilmington to San Juan

Popular airports near Wilmington

Popular airports near San Juan

Everything you need to know for your flight from Wilmington to San Juan

Which departure days are usually cheaper?

If you have flexibility with your travel dates, Tuesday and Wednesday departures are consistently your best bet for finding the lowest airfares. Across global flight routes, flying midweek can easily save you 10% to 20% compared to weekend departures, mainly because you avoid both Monday business trips and Friday weekend getaways. On the flip side, Fridays and Sundays tend to be the most expensive days of the week as leisure travelers head out and return. Another insider tip: opting for early morning flights (before 7:00 AM) or overnight red-eyes often unlocks additional savings while helping you breeze through airport security lines.

How far in advance do fares usually reach their lowest point?

There is no fixed booking window that guarantees the lowest fare for United States to Puerto Rico (US-PR). Once your plans are clearer, compare prices for your intended dates and nearby alternatives, using the same cabin, baggage and change conditions. Choose a fare that fits your budget and flexibility; waiting can result in either lower prices or fewer suitable options.

Which travel month has the lowest reference fare, and by how much?

In average round-trip fares grouped by travel month over the past 12 months, Sep, Oct is lowest at USD 186. Compared with the selected date's calendar month average of USD 216, the difference is USD 30. This is not a quote for a specific date or nonstop flight.

Should I book now or wait for a lower fare?

The price calendar shows no later departure date with a reference fare below USD 99 for the selected date; if the date suits you, you may consider booking. Prices for different departure dates cannot predict whether the same flight will get cheaper later; check the latest price and availability before booking.

How much could changing the departure date by a few days save?

Among available departure dates within three days of the selected date, the same-currency reference nonstop fare of USD 150 on 2026-11-02 is tied for the lowest. Fares on different dates may not be for the same cabin or fare product; check the latest price and availability before booking.