Title: £400 Cheap Finnair flights from London to Austin (LHR→AUS) - Expedia.co.uk ![](https://images.trvl-media.com/place/178234/951821dc-6b27-4beb-bae6-d35df0d36f64.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://a.travel-assets.com/travel-assets-manager/fallback-images-brand/bex_flights_v2.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # £400 Cheap Finnair flights from London to Austin (LHR→AUS) [View £400 flight on Mon, 24 Nov 2025](https://expedia.co.uk/Flights-Search?trip=oneway&leg1=from:LHR,to:AUS,departure:24/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:399.12&airProductToken=AQo2CjQIwbIBEgQ1NDA5GOuJASCAlQEo-vb9AjD6-_0COE9AAFgBagZFTElHSFRyCE9MWDVDNUI0EgoIAhABGAIqAkFZGAEiBAgBEAEoAigDKAQwAQ) - [Return](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only - ## Plan, book, fly with confidence - ### Be in the know Get alerts if flight prices drop or rise\* - ### Book smarter Save up to 25% on select hotels after you book a flight\* - ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.co.uk/login) ## Finnair flights from London to Austin (LHR→AUS) Prices were available within the past 7 days and start at £400 for one-way flights and £524 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Return ![Finnair](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AY.gif) Tue, 27 Jan - Tue, 3 Feb LHR London AUS Austin £524 Return found 22 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:AUS,departure:27/01/2026TANYT&leg2=from:AUS,to:LHR,departure:03/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:523.32&airProductToken=AQo0CjIIwbIBEgQ1NDA5GOuJASCAlQEo-saDAzD6y4MDOE9AAFgBagRFQ01QcghPTFg5SDNCNAo0CjIIwbIBEgQ1NDEwGICVASDriQEo3JuEAzCCoIQDOE9AAFgBagRFQ01QcghPTFg3SDFCNBIKCAEQARgBKgJBWRgBIgQIARABKAIoAygEMAE) Flight from London to Austin route information | Origin airport | Heathrow | | --- | --- | | Destination airport | Austin-Bergstrom Intl. | | Airlines serving | Aer Lingus, Air Canada, Air France, American Airlines, British Airways, Brussels Airlines, Delta, Finnair, Iberia, JetBlue Airways, KLM, Lufthansa, Scandinavian Airlines, United, Virgin Atlantic | | Popular airline | British Airways | | Distance | 7846 km | | Average flight time | 4 hours 22 mins | ## Explore a world of travel with Expedia - 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