$567 Cheap Aer Lingus flights San Juan (SJU) to Southampton (SOU)

View $567 flight on Tue, Nov 11, 2025Opens in a new window

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$567 Cheap Aer Lingus flights San Juan (SJU) to Southampton (SOU)

Prices were available within the past 7 days and start at $567 for one-way flights and $1,132 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Aer Lingus
Tue, Dec 30 - Thu, Jan 8
SJU
San Juan
SOU
Southampton
$1,132 Roundtrip, just found
$1,132
Roundtrip
just found
Select Aer Lingus flight, departing Tue, Dec 30 from San Juan to Southampton, returning Thu, Jan 8, priced at $1,132 just found
Flights from San Juan (SJU) to Southampton (SOU)
Origin airport
Luis Munoz Marin Intl.
Destination airport
Southampton
Airlines serving
Aer Lingus, Delta, KLM, Virgin Atlantic
Popular airline
Delta
Distance
4138 mi

Frequently asked questions

How much is an Aer Lingus flight from Luis Munoz Marin Intl. Airport (SJU) to Southampton Airport (SOU)?
Scoring cheap one-way Aer Lingus flights from SJU to SOU from $567 on Expedia is easy --- just filter by "Price (lowest to highest)." Or check out our budget-friendly round-trip fares from $1,132 for your next getaway.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from SJU to SOU with Aer Lingus?
January is one of the least expensive months to fly to Southampton with Aer Lingus. You could also find great deals on one-way and round-trip tickets in February.
What is the cheapest time to book flights from Luis Munoz Marin Intl. Airport (SJU) to Southampton Airport (SOU) with Aer Lingus?
To get cheap flights from SJU to SOU with Aer Lingus, begin searching about one month before your planned departure. You can save 17% when you book your international tickets 18 to 29 days ahead instead of booking four to five months in advance. Another helpful tip? Booking on Sunday can lead to average savings of 17% compared to Friday (the most expensive day).**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does Aer Lingus fly nonstop from Luis Munoz Marin Intl. Airport (SJU) to Southampton Airport (SOU)?
To figure out if there's a direct route from SJU to SOU with Aer Lingus or another carrier, use our "Nonstop" filter when browsing for tickets.
What is the earliest Aer Lingus flight from SJU to SOU?
To find the earliest departures from SJU to SOU with Aer Lingus, filter your search by "Early Morning" and "Morning." Choosing an early flight usually means you're less likely to experience cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does Aer Lingus fly into in Southampton?
Board an Aer Lingus flight from Luis Munoz Marin Intl. Airport (SJU) to Southampton, and you'll most likely arrive at Southampton Airport (SOU). This is the airline's main hub in this destination.
What kind of luggage can I take on an Aer Lingus flight from Luis Munoz Marin Intl. Airport (SJU) to Southampton Airport (SOU)?
On a standard economy flight with Aer Lingus from SJU to SOU, passengers can bring 1 checked-in bag up to 50 lb with dimensions not exceeding 62 inches in total. For hand luggage, you're permitted 1 cabin bag weighing up to 22 lb and measuring no more than 21 inches x 15 inches x 9 inches. Weight and size restrictions may differ depending on your fare type and cabin class. To make sure you're not hit with extra fees at the terminal, double-check your Aer Lingus booking or look up the airline's website before packing your bags.
Why fly with Aer Lingus from SJU to SOU?
Aer Lingus makes flying from SJU to SOU enjoyable with a rewarding loyalty program and a 4-star airline rating. You could even start collecting points with Aer Lingus AerClub. Make sure you sign up to Expedia's free One Key™ rewards program to earn OneKeyCash™*, which can be redeemed on future trips.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my Aer Lingus flight from Luis Munoz Marin Intl. Airport (SJU) to Southampton Airport (SOU)?
Depending on the type of ticket you purchased, a fee is typically charged if you cancel or reschedule your booking more than 24 hours after it's confirmed. To find flexible fares, select our "No cancel fee" or "Changes included" filter when searching for flights. For additional information on canceling or modifying your reservation, visit "Trips," select your flight and tick "Manage Booking."

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