London Heathrow 

New routes- 

Brindisi (BDS) - operating on Tuesday and Saturday from Terminal 5 between 3 June and 30 September 2017
Montpellier (MPL) - operating on Wednesday and Saturday from Terminal 5 between 3 May and 30 September 2017
Murcia (MJV) - operating on Tuesday and Saturday from Terminal 5 between 28 March and 28 October 2017
Nantes (NTE) - operating on Wednesday and Saturday from Terminal 5 between 29 March and 28 October 2017
Tallinn (TLL)  - operating on Tuesday and Saturday from Terminal 5 between 28 March and 28 October 2017
Zakynthos (ZTH) - operating on Wednesday and Saturday from Terminal 5 between 3 June and 30 September 2017
Pula (PUY) - operating on Tuesday and Saturday from Terminal 3 between 1 July and 30 September 2017

Frequency increase -

Tel Aviv (TLV) - new daily service, increasing from 14 to 19 flights per week
Mykonos (JMK) - additional flight per week between 26 May to 26 September 2017, and additional flight per week between 25 May to 7 September 2017, increasing to 4 flights per week
Reykjavik (KEF) - additional flight per week between 31 March to 27 October 2017, increasing to 4 flights per week
Palermo (PMO) - additional flight per week between 28 March to 28 October 2017, increasing to 3 flights per week and change of terminal from Terminal 5 to Terminal 3.
Malaga (AGP) - additional flight per week between 27 May to 9 September 2017, increasing to 3 flights per week
Pisa (PSA) - additional flight per week between 26 March to 14 May; and 10 September to 22 October 2017, increasing to 10 flights per week
Copenhagen (CPH) - additional flight per week between 28 March to 16 May; and 12 September to 24 October 2017, increasing to 40 flights per week
Basle (BSL) - additional flight per week between 26 March to 14 May; and 10 September to 22 October 2017, increasing to 26 flights per week
Venice (VCE) - additional flight per week between 27 March to 15 May; and 14 September to 26 October 2017, increasing to 16 flights per week
Bucharest (OTP) - additional flight per week between 29 March to 24 May; and 4 to 25 October 2017, increasing to 15 flights per week
Edinburgh (EDI) - additional flight per week between 1 April to 20 May; and  7 to 28 October 2017, increasing to 77 flights per week
Hamburg (HAM) - additional flight per week between 2 March to 23 May, increasing to 35 flights per week
Munich (MUC) - additional flight per week between 28 March to 16 May; and 12 September to 24 October, increasing to 46 flights per week

Frequency decrease - 

Philadelphia (PHL) - BA069/068 daily service will be cancelled for travel from 26 March 2017. Customers will be re-accommodated on BA067/066 or onto AA's LHR-PHL services
Boston (BOS) - cancellation of BA215/214 on Monday, Tuesday and Sunday, reducing from 28 flights per week to 25 flights per week
Athens (ATH) - reduced 1 flight per week between 25 May to 7 September 2017 to 28 flights per week
Bucharest (OTP) - reduced 1 flight per week between 27 May to 9 September 2017 to 13 flights per week
Rome (FCO) - reduced 1 flight per week between 21 May to 3 September 2017 to 47 flights per week

Schedule change - 

Las Vegas (LAS) - from Monday, Thursday, Friday, Sunday to Tuesday, Thursday, Friday, Sunday
Santiago (SCL) - from Tuesday, Wednesday, Friday, Sunday to Monday, Tuesday, Thursday, Saturday
Nassau (NAS) & Grand Cayman (GCM) - from Monday, Wednesday, Friday, Sunday to Monday, Thursday, Friday, Sunday
Luanda (LAD) - from Tuesday and Friday to Thursday and Sunday

London Gatwick

New routes- 

Limoges (LIG) - operating 4 times a week on Monday, Thursday Friday, Sunday between 28 May 2017 and 17 September 2017

Frequency increase - 

Tirana (TIA) - additional 1 flight per week between 29 May and 25 September 2017, total of up to 7 flights per week
Orlando (MCO) - additional 1 flight per week from 30 March 2017, total of 14 flights per week
Kingston (KIN) - additional 1 flight per week and change of day from Mon, Tues, Thu to Mon, Wed, Fri, Sun from 26 March 2017, total of 4 flights per week
Punta Cana (PUJ) - additional 1 flight per week from 28 March 2017, total of 3 flights per week
Barcelona (BCN) - additional 1 flight per week between 26 March and 28 October 2017, total of 15 flights per week
Genoa (GOA) - additional 1 flight per week between 26 March and 28 October 2017, total of up to 6 flights per week
Pisa (PSA) - additional 1 flight per week between 26 March and 28 October 2017, total of up to 8 flights per week
Salzburg (SZG) - additional 1 flight per week between 26 March and 28 October 2017, total of up to 5 flights per week
Venice (VCE) - additional 1 flight per week between 26 March and 28 October 2017, total up to 27 flights per week
Nice (NCE) - additional 1 flight per week between 26 March and 28 October 2017, total of up to 17 flights per week

Route suspension - 

Bodrum (BJV) - from Summer 2017 (previously 2 flights per week)
Vienna (VIE) - full season cancellation between 26 March – 28 October 2017 (previously 6 days a week)

Season extension - 

Larnaca (LCA) - between 29 April – 28 October 2017, total of 3 flights per week

London City

Route suspension

Alicante (ALC) - suspension of summer only service between 26 June and 4 September 2017
Madrid (MAD) - suspension of year round service, last rotation will operate on 29 January 2017