Title: £111 Cheap Aegean flights from London to Istanbul (LHR→IST) - Expedia.co.uk ![Istanbul](https://images.trvl-media.com/place/178267/528fc850-021d-4d9e-a408-5ae238cb5810.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/178267/528fc850-021d-4d9e-a408-5ae238cb5810.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # £111 Cheap Aegean flights from London to Istanbul (LHR→IST) [View £111 flight on Tue, 21 Apr 2026](https://expedia.co.uk/Flights-Search?trip=oneway&leg1=from:LHR,to:IST,departure:21/04/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:110.15&airProductToken=AQpiCi8IwWYSAzYwMxjriQEg4Dwox_mKAzCj-4oDOFRAAFgBagVMSUdIVHIHVE5MR1RMQwovCMFmEgM5OTgY4DwgyJwBKL78igMwmP2KAzhUQAFYAWoFTElHSFRyB1ROTEdUTEMSCggBEAEYASoCQTMYASIECAEQASgCKAMoBDAL) - ![](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* - ![](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 25% on select hotels after you book a flight\* - ![](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.co.uk/login) ## Aegean flights from London to Istanbul (LHR→IST) Prices were available within the past 7 days and start at £111 for one-way flights and £173 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Return ![Aegean](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/A3.gif) Wed, 6 May - Thu, 4 Jun LHR London IST Istanbul £173 Return found 2 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:IST,departure:06/05/2026TANYT&leg2=from:IST,to:LHR,departure:04/06/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:172.55&airProductToken=AQpiCi8IwWYSAzYwORjriQEg4Dwo-6SMAzDSpowDOFRAAFgBagVMSUdIVHIHVE5MR1RMQwovCMFmEgM5OTQY4DwgyJwBKLitjAMwkq6MAzhUQAFYAWoFTElHSFRyB1ROTEdUTEMSCggBEAEYASoCQTMYASIECAEQASgCKAMoBDAL) ![Aegean](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/A3.gif) Thu, 7 Jan - Mon, 11 Jan LHR London IST Istanbul £174 Return found 4 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:IST,departure:07/01/2027TANYT&leg2=from:IST,to:LHR,departure:11/01/2027TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:173.35&airProductToken=AQpiCi8IwWYSAzYwNRjriQEg4DwotPOhAzCL9aEDOFVAAFgBagVMSUdIVHIHVU5MR1RMQwovCMFmEgM5OTAY4DwgyJwBKM34oQMwp_mhAzhVQAFYAWoFTElHSFRyB1VOTEdUTEMKYgovCMFmEgM5OTEYyJwBIOA8KMObogMwmJyiAzhVQABYAWoFTElHSFRyB1VOTEdUTEMKLwjBZhIDNjA4GOA8IOuJASjGn6IDMLuhogM4VUABWAFqBUxJR0hUcgdVTkxHVExDEgoIARABGAEqAkEzGAEiBAgBEAEoAigDKAQwCw) ![Aegean](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/A3.gif) Sat, 26 Sept - Sat, 3 Oct LHR London IST Istanbul £175 Return found 4 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:IST,departure:26/09/2026TANYT&leg2=from:IST,to:LHR,departure:03/10/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:174.55&airProductToken=AQpiCi8IwWYSAzYwORjriQEg4Dwo2-2YAzCy75gDOFRAAFgBagVMSUdIVHIHVE5MR1RMQwovCMFmEgM5OTgY4DwgyJwBKJ75mAMw-PmYAzhUQAFYAWoFTElHSFRyB1ROTEdUTEMSCggBEAEYASoCQTMYASIECAEQASgCKAMoBDAL) ![Aegean](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/A3.gif) Sat, 26 Sept - Sat, 3 Oct LHR London IST Istanbul £179 Return found 4 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:IST,departure:26/09/2026TANYT&leg2=from:IST,to:LHR,departure:03/10/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:178.55&airProductToken=AQpiCi8IwWYSAzYwORjriQEg4Dwo2-2YAzCy75gDOFRAAFgBagVMSUdIVHIHVE5MR1RMQwovCMFmEgM5OTgY4DwgyJwBKJ75mAMw-PmYAzhUQAFYAWoFTElHSFRyB1ROTEdUTEMSCggBEAEYASoCQTMYASIECAEQASgCKAMoBDAL) ## Alternative airports near Istanbul Prices were available within the past 7 days. Prices and availability are subject to change. [](https://www.expedia.co.uk/Flights-Search?leg1=from:LHR,to:IST,departure:13/03/2026TANYT&leg2=from:IST,to:LHR,departure:20/03/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) IST Istanbul Airport Cheapest 35 min [Flights from £165 ](https://www.expedia.co.uk/Flights-Search?leg1=from:LHR,to:IST,departure:13/03/2026TANYT&leg2=from:IST,to:LHR,departure:20/03/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) ## Find the cheapest month to fly from London (LHR) to Istanbul (IST) ### February is typically the cheapest month to fly From £116 - £176 per traveller. ![](https://forever.travel-assets.com/flex/flexmanager/images/2026/02/06/expedia-sale-2026-desktop-uk-fr-de.jpg?impolicy=fcrop&w=1400&h=600&q=mediumHigh) ## The Annual Holiday Sale Members save up to 40% on hotels and holiday homes. Plan this year’s big trip and save. [Book now](https://expedia.co.uk/cheap-deals?rfrr=FTG_SPRING_PROMO_) ## Travel information | Origin airport | Heathrow | | ------------------- | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | | Destination airport | Istanbul | | Airlines serving | Aegean, Air Baltic, Air France, Air Serbia, British Airways, EGYPTAIR, Iberia, KLM, LOT-Polish Airlines, Lufthansa, Scandinavian Airlines, Turkish Airlines, Vueling Airlines | | Popular airline | Lufthansa | | Distance | 2473 km | | Average flight time | 6 hours 54 mins | \*Available to Expedia members.