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£232+ Cheap flights to Luis Munoz Marin Intl

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 25/9. Fares are subject to change and may not be available on all flights or dates of travel.
— SJU
16 Jul — 23 Jul1
1 adult

Flights to Luis Munoz Marin Intl in 2025

Find the latest flights to Luis Munoz Marin Intl in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data was last updated on 11 July 2025.

Return from

£483

One-way from

£232

Popular in

July

Cheapest in

September

Average price

£932
JetBlue
  • JetBlue
  • 3/9-17/9
  • 2 total stops
  • 29h 17m total
  • London to San Juan
Search Deals
25/9
  • 25/9
  • 3 total stops
  • 56h 54m total
  • London to San Juan
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (£88 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£18 potential savings vs. average return price).
Search Deals
Average for return flights in July 2025
Search Deals

Find flight deals to Luis Munoz Marin Intl Airport

Cheapest flights to Luis Munoz Marin Intl Airport
Explore the most affordable flight options available to Luis Munoz Marin Intl Airport. Find the lowest fares based on data from user searches, with prices last updated on 11 July 2025.

Wed 3/908:15LHR - SJU
1 stop13h 37mJetBlue
Wed 17/912:50SJU - LHR
1 stop15h 40mJetBlue
Deal found 10/7£483
Tue 9/914:00LGW - SJU
1 stop17h 34mMultiple Airlines
Tue 23/903:39SJU - LGW
1 stop25h 21mMultiple Airlines
Deal found 9/7£485
Sat 20/912:10LGW - SJU
1 stop32h 55mIcelandair
Fri 26/919:50SJU - LGW
1 stop32h 45mIcelandair
Deal found 10/7£487
Fri 7/1112:20LHR - SJU
1 stop19h 29mIcelandair
Sat 15/1118:51SJU - LHR
2 stops21h 54mIcelandair
Deal found 10/7£489
Wed 20/812:10LGW - SJU
1 stop17h 39mJetBlue
Wed 27/808:50SJU - LGW
1 stop19h 45mJetBlue
Deal found 10/7£492
Thu 18/912:45LHR - SJU
2 stops27h 49mMultiple Airlines
Wed 24/901:59SJU - LHR
2 stops27h 31mMultiple Airlines
Deal found 9/7£559
Tue 9/910:35LGW - SJU
2 stops30h 32mTAP AIR PORTUGAL
Wed 24/912:50SJU - LGW
2 stops20h 10mTAP AIR PORTUGAL
Deal found 11/7£598
Fri 12/909:25LCY - SJU
3 stops33h 46mMultiple Airlines
Mon 15/901:59SJU - LCY
3 stops34h 31mMultiple Airlines
Deal found 11/7£598
Fri 7/1112:25LHR - SJU
2 stops19h 24mTAP AIR PORTUGAL
Sat 15/1116:09SJU - LHR
2 stops22h 46mTAP AIR PORTUGAL
Deal found 10/7£617
Fri 12/911:40STN - SJU
3 stops31h 31mMultiple Airlines
Mon 15/901:59SJU - STN
3 stops27h 41mMultiple Airlines
Deal found 11/7£690
Wed 3/908:45LCY - SJU
2 stops20h 12mLufthansa
Wed 17/913:25SJU - LCY
2 stops22h 00mLufthansa
Deal found 10/7£866
Mon 25/811:50LCY - SJU
2 stops29h 28mKLM
Mon 1/918:00SJU - LCY
2 stops20h 40mKLM
Deal found 11/7£955

Cheapflights Fare Finder

Locate flights to Luis Munoz Marin Intl that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data was last updated on 11 July 2025.
Use the filters below to find and compare flights to San Juan Luis Munoz Marin Intl Airport that are best for you.

Fly from

London

Route

Depart

Return

Price

LondonSan Juan

LHR - SJU

LHRSJU

London Heathrow

Wed 3/9

08:15-16:52

1 stop13h 37m

San Juan Luis Munoz Marin Intl

Wed 17/9

12:50-09:30

1 stop15h 40m

£483

LondonSan Juan

LGW - SJU

LGWSJU

London Gatwick

Tue 9/9

14:00-02:34

1 stop17h 34m

San Juan Luis Munoz Marin Intl

Tue 23/9

03:39-10:00

1 stop25h 21m

£485

LondonSan Juan

LGW - SJU

LGWSJU

London Gatwick

Sat 20/9

12:10-16:05

1 stop32h 55m

San Juan Luis Munoz Marin Intl

Fri 26/9

19:50-09:35

1 stop32h 45m

£487

LondonSan Juan

LHR - SJU

LHRSJU

London Heathrow

Fri 7/11

12:20-03:49

1 stop19h 29m

San Juan Luis Munoz Marin Intl

Sat 15/11

18:51-20:45

2 stops21h 54m

£489

LondonSan Juan

LGW - SJU

LGWSJU

London Gatwick

Wed 20/8

12:10-00:49

1 stop17h 39m

San Juan Luis Munoz Marin Intl

Wed 27/8

08:50-09:35

1 stop19h 45m

£492

LondonSan Juan

LHR - SJU

LHRSJU

London Heathrow

Thu 18/9

12:45-11:34

2 stops27h 49m

San Juan Luis Munoz Marin Intl

Wed 24/9

01:59-10:30

2 stops27h 31m

£559

LondonSan Juan

LGW - SJU

LGWSJU

London Gatwick

Tue 9/9

10:35-12:07

2 stops30h 32m

San Juan Luis Munoz Marin Intl

Wed 24/9

12:50-14:00

2 stops20h 10m

£598

LondonSan Juan

LCY - SJU

LCYSJU

London City

Fri 12/9

09:25-14:11

3 stops33h 46m

San Juan Luis Munoz Marin Intl

Mon 15/9

01:59-17:30

3 stops34h 31m

£598

LondonSan Juan

LHR - SJU

LHRSJU

London Heathrow

Fri 7/11

12:25-03:49

2 stops19h 24m

San Juan Luis Munoz Marin Intl

Sat 15/11

16:09-18:55

2 stops22h 46m

£617

LondonSan Juan

STN - SJU

STNSJU

London Stansted

Fri 12/9

11:40-14:11

3 stops31h 31m

San Juan Luis Munoz Marin Intl

Mon 15/9

01:59-10:40

3 stops27h 41m

£690

Flights are sorted by cheapest return flights first.

Deals found on 9/7

Showing 1-10 of 32 results
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Best time to book a flight to Luis Munoz Marin Intl

Have a flexible travel schedule? Discover the best time to fly to Luis Munoz Marin Intl with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight to San Juan Luis Munoz Marin Intl Airport

When is the best time to book a flight to Luis Munoz Marin Intl?

Use this chart to determine the optimal time to book a return flight from London to Luis Munoz Marin Intl. Price data was last updated on 27 June 2025.

The best time to book flights to Luis Munoz Marin Intl is 89 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

How long is the flight to Luis Munoz Marin Intl?

On average, a flight from London to Luis Munoz Marin Intl takes 18 hours 57 minutes. Flights to Luis Munoz Marin Intl from other popular cities in United Kingdom will vary in length. Below are a few examples of popular routes and their flight times.

When is the cheapest time to fly to Luis Munoz Marin Intl?

Use this chart to determine the cheapest time to fly return from London to Luis Munoz Marin Intl. Price data was last updated on 16 December 2024.

Users looking for the lowest fares to Luis Munoz Marin Intl should consider flying on Monday evenings, when prices are typically cheapest. Budget-minded travellers will want to avoid Thursday evenings, when prices are usually at their highest.

What are the most popular airlines that fly to Luis Munoz Marin Intl?

The most popular airlines flying from London to Luis Munoz Marin Intl are Finnair, Iberia and Icelandair.

Finnair
Finnair
From £578
Iberia
Iberia
From £688
Icelandair
Icelandair
From £570
British Airways
British Airways
From £667

What are the cheapest airlines that fly to Luis Munoz Marin Intl?

The cheapest airlines flying from London to Luis Munoz Marin Intl are Virgin Atlantic, JetBlue and Icelandair.

Rainfall in Luis Munoz Marin Intl by month

Plan your trip to Luis Munoz Marin Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Luis Munoz Marin Intl ranges from 55.0 - 156.0 inches per month. November is typically the wettest month, when rainfall can reach 156.0 mm. March is typically the driest time to visit Luis Munoz Marin Intl when rainfall is around 55.0 mm.

Temperature in Luis Munoz Marin Intl by month

Plan your trip to Luis Munoz Marin Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Luis Munoz Marin Intl, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 28.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 25.0 C).

Reviews of airlines servicing Luis Munoz Marin Intl

Get insights into the airlines that provide service to Luis Munoz Marin Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Luis Munoz Marin Intl. Reviews last updated 11 July 2025.
Check out reviews from past customers who have flown Delta, KLM, andUnited Airlines to Puerto Rico to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
7,951 reviews
Check prices

Comfort

7.9

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Delta
8.0
Very Good
7,951 reviews
Delta
8.0
Very Good
7,951 reviews
Check prices

Comfort

7.9

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
KLM
7.8
Good
1,372 reviews
Delta
8.0
Very Good
7,951 reviews
Check prices

Comfort

7.9

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
United Airlines
7.4
Good
8,848 reviews
Delta
8.0
Very Good
7,951 reviews
Check prices

Comfort

7.9

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
JetBlue
7.3
Good
2,913 reviews
Delta
8.0
Very Good
7,951 reviews
Check prices

Comfort

7.9

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Turkish Airlines
7.3
Good
3,896 reviews
Delta
8.0
Very Good
7,951 reviews
Check prices

Comfort

7.9

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

FAQs about flying to Luis Munoz Marin Intl

Located just 14km (9 miles) east of San Juan, Luis Munoz Marin International Airport (SJU) is the main international gateway to sunny Puerto Rico.

Known to many as San Juan International, this is Puerto Rico’s only international airport, and it serves more than four million passengers per year. Flights to Luis Munoz Marin International Airport arrive daily, with some of the major operators American Eagle, Cape Air, JetBlue Airways and Executive Airlines. There is one main terminal building with a number of concourses. There is a second terminal building due to open in late 2011.

The facility is clean and well maintained and visitors can expect to breeze through the efficient customs and immigration without having to queue too long. If you’re in transit or have a long wait, however, be aware that most shops and restaurants stick to island time, and will close by 5pm.

  • Can I find cheaper flights to Luis Munoz Marin Intl if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Luis Munoz Marin Intl on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Luis Munoz Marin Intl?

    Based on reviews from Cheapflights users, Virgin Atlantic is rated the highest out of the airlines that fly to Luis Munoz Marin Intl.

  • What is the cheapest airport to fly to in Luis Munoz Marin Intl?

    San Juan Luis Munoz Marin Intl is currently the cheapest airport to fly to in Luis Munoz Marin Intl. One-way flights to San Juan Luis Munoz Marin Intl typically cost £65, while return flights cost around £83.

  • How much is a return flight to Luis Munoz Marin Intl?

    A return flight to Luis Munoz Marin Intl will typically cost around £194, however they can be found for as little as £112.

  • Where does the fastest flight to Luis Munoz Marin Intl depart from?

    For those looking to save time traveling to Luis Munoz Marin Intl, London offers the quickest one-way flight (14 hours 17 minutes).

  • Does San Juan Luis Munoz Marin Intl have car hire?

    Yes. Those touching down at San Juan Luis Munoz Marin Intl can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to San Juan Luis Munoz Marin Intl?

    Yes. San Juan Luis Munoz Marin Intl has hotels nearby for those requiring accommodations. San Juan Airport Hotel is the closest property to San Juan Luis Munoz Marin Intl (0.0 mi away from San Juan Luis Munoz Marin Intl).

See more FAQs

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