Cheap flights from London to San Juan from $341

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1 stop
Thu, May 8
London LGWSan Juan SJU

$341
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1 stop
Sat, May 10
London LGWSan Juan SJU

$349
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1 stop
Sun, May 11
London LGWSan Juan SJU

$352
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1 stop
Fri, May 9
London LGWSan Juan SJU

$375
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1 stop
Mon, May 12
London LGWSan Juan SJU

$385
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1 stop
Mon, May 12
London LGWSan Juan SJU

$385
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Prices updated:

1 stop
Tue, May 13 – Mon, May 19
London LGWSan Juan SJU

$664
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1 stop
Tue, May 13 – Mon, May 19
London LGWSan Juan SJU

$664
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1 stop
Tue, May 13 – Mon, May 19
London LGWSan Juan SJU

$664
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1 stop
Tue, May 13 – Mon, May 19
London LGWSan Juan SJU

$664
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1 stop
Sat, May 10 – Wed, May 14
London LGWSan Juan SJU

$689
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1 stop
Thu, May 8 – Sun, May 11
London LGWSan Juan SJU

$706
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Prices updated:

How much do flights to San Juan cost?

Key info about flying to San Juan

Depart from
Heathrow
Arrive to
Luis Muñoz Marín International
Average flights per week
321
Flight distance

Check-in for a flight from London to San Juan

NameCarrier codeIATA CodePassport needed during booking
RyanairRYRFRNo
Frontier AirlinesFFTF9No
JetBlue AirwaysJBUB6No
Spirit AirlinesNKSNKNo
PlayFPYOGNo

Weather in San Juan

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January27°C22°C
February27°C22°C
March27°C22°C
April28°C23°C
May29°C24°C
June30°C25°C
July30°C25°C
August30°C25°C
September30°C25°C
October29°C25°C
November28°C24°C
December27°C23°C
Hottest Month
30°C
August
Coldest month
22°C
February
Sunny days
252
days per year

14 day forecast

Saturday
12 Apr
28°C25°C
19 Apr
84%
27°C24°C
Sunday
13 Apr
76%
28°C25°C
20 Apr
89%
27°C24°C
Monday
14 Apr
28°C24°C
21 Apr
89%
27°C24°C
Tuesday
15 Apr
84%
27°C24°C
22 Apr
85%
27°C24°C
Wednesday
16 Apr
89%
29°C24°C
23 Apr
89%
27°C24°C
Thursday
17 Apr
83%
29°C24°C
24 Apr
77%
28°C24°C
Friday
18 Apr
85%
28°C24°C
25 Apr
88%
27°C24°C
Travelers usually depart from Heathrow, Gatwick, London Stansted, Luton, or London City when they travel from London to San Juan. Book your trip to arrive at Luis Muñoz Marín International, or Fernando Luis Ribas Dominicci. The most popular airlines for this route are Ryanair, Frontier Airlines, JetBlue Airways, Spirit Airlines, and Play. London and San Juan have 321 direct flights per week.

Frequently asked questions

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What time do nonstop (direct) flights between London and San Juan arrive?
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What time do flights between London and San Juan arrive?

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