Title: Buffalo to Helsinki cheap flights from $340 (BUF to HEL) - Expedia.com ![](https://images.trvl-media.com/place/178261/a5735827-a98f-4b50-8a17-9cdb5db113d2.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/178261/a5735827-a98f-4b50-8a17-9cdb5db113d2.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # $340 Cheap Flights from Buffalo (BUF) to Helsinki (HEL) [View $340 flight on Tue, Feb 16, 2027](https://expedia.com/Flights-Search?trip=oneway&leg1=from:BUF,to:HEL,departure:2/16/2027TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:340.00&airProductToken=AQqbAQoyCMGCARIENDA2OBiBLSDBkwEo5balAzDBt6UDOEJAAFgBagVCQVNJQ3IIT0xYOUM5QlYKMgjBggESBDQ0MDQYwZMBIKlRKN-3pQMwvLilAzhCQAFYAWoFQkFTSUNyCE9MWDlDOUJWCjEIwYIBEgQ4OTg2GKlRIIdZKMG5pQMwq72lAzhPQAFYAWoFQkFTSUNyCE9MWDlDOUJWEgwIARABGAEqAkFBMgAYASIECAEQASgCKAMoBDAL) ## Popular airlines from Buffalo Niagara Intl. Airport (BUF) to Helsinki-Vantaa Airport (HEL) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_BA.svg) British Airways [](https://www.expedia.com/Flights-Search?leg1=from:BUF,to:HEL,departure:4/19/2026TANYT&leg2=from:HEL,to:BUF,departure:4/26/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"BA"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_LH.svg) Lufthansa [](https://www.expedia.com/Flights-Search?leg1=from:BUF,to:HEL,departure:4/19/2026TANYT&leg2=from:HEL,to:BUF,departure:4/26/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"LH"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AF.svg) Air France [](https://www.expedia.com/Flights-Search?leg1=from:BUF,to:HEL,departure:4/19/2026TANYT&leg2=from:HEL,to:BUF,departure:4/26/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AF"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_KL.svg) KLM [](https://www.expedia.com/Flights-Search?leg1=from:BUF,to:HEL,departure:4/19/2026TANYT&leg2=from:HEL,to:BUF,departure:4/26/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"KL"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_SK.svg) SAS [](https://www.expedia.com/Flights-Search?leg1=from:BUF,to:HEL,departure:4/19/2026TANYT&leg2=from:HEL,to:BUF,departure:4/26/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"SK"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_TK.svg) Turkish Airlines [](https://www.expedia.com/Flights-Search?leg1=from:BUF,to:HEL,departure:4/19/2026TANYT&leg2=from:HEL,to:BUF,departure:4/26/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"TK"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_FI.svg) Icelandair [](https://www.expedia.com/Flights-Search?leg1=from:BUF,to:HEL,departure:4/19/2026TANYT&leg2=from:HEL,to:BUF,departure:4/26/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"FI"}}]) - ![](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 30% 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 OneKeyCash [Learn about One Key](https://www.expedia.com/welcome-one-key) ## Cheap Flights from Buffalo to Helsinki (BUF-HEL) Prices were available within the past 7 days and start at $340 for one-way flights and $721 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ![Scandinavian Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/SK.gif) Tue, Oct 20 - Mon, Oct 26 BUF Buffalo HEL Helsinki $721 Roundtrip found 3 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:BUF,to:HEL,departure:10/20/2026TANYT&leg2=from:HEL,to:BUF,departure:10/26/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:720.63&airProductToken=AQqtAQpACNOWARIEMzIxMBiBLSDgXCiu-5oDMLr8mgM4TEAAWAFqCFNUQU5EQVJEcghMS1hVUzZFU3oKCMSYARIEMjI2NgozCNOWARIDOTMwGOBcIOI7KOL8mgMw74CbAzhMQAFYAWoIU1RBTkRBUkRyCExLWFVTNkVTCjQI05YBEgQxNzEyGOI7IIdZKIWCmwMw5IKbAzhMQAFYAWoIU1RBTkRBUkRyCExLWFVTNkVTCq0BCjQI05YBEgQxNzA1GIdZIOI7KJ-3mwMwjbibAzhMQABYAWoIU1RBTkRBUkRyCExLWFVTNkVTCjMI05YBEgM5MTUY4jsgqVEo67qbAzD9vpsDOExAAVgBaghTVEFOREFSRHIITEtYVVM2RVMKQAjTlgESBDMzNTUYqVEggS0owsGbAzCmwpsDOExAAVgBaghTVEFOREFSRHIITEtYVVM2RVN6CgjEmAESBDUyNjQSCggBEAEYASoCU0sYASIECAEQASgCKAMoBDAB) ![Icelandair](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/fi.gif) Tue, Apr 28 - Tue, May 5 BUF Buffalo HEL Helsinki $729 Roundtrip found 6 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:BUF,to:HEL,departure:4/28/2026TANYT&leg2=from:HEL,to:BUF,departure:5/5/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:728.23&airProductToken=AQqtAQpACMaSARIENzkxNBiBLSDBkwEovMeLAzCRyIsDOE9AAFgBaghTVEFOREFSRHIIT0oyUU9BRUN6CQjCbBIEMTMxNgo0CMaSARIDNjMwGMGTASCKKSjSzIsDMI3PiwM4T0ABWAFqCFNUQU5EQVJEcghPSjJRT0FFQwozCMaSARIDMzQyGIopIIdZKOLPiwMwtNGLAzhPQAFYAWoIU1RBTkRBUkRyCE9KMlFPQUVDCqwBCjMIxpIBEgMzNDMYh1kgiikosJWMAzCMl4wDOE9AAFgBaghTVEFOREFSRHIIT0oyUU9BRUMKNAjGkgESAzYzMRiKKSDBkwEo5peMAzC6mowDOE9AAVgBaghTVEFOREFSRHIIT0oyUU9BRUMKPwjGkgESBDc5MTUYwZMBIIEtKNqbjAMwtpyMAzhPQAFYAWoIU1RBTkRBUkRyCE9KMlFPQUVDeggIwmwSAzcxNRIKCAEQARgBKgJGSRgBIgQIARABKAIoAygEMAE) ![Icelandair](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/fi.gif) Mon, May 11 - Thu, May 21 BUF Buffalo HEL Helsinki $737 Roundtrip found 5 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:BUF,to:HEL,departure:5/11/2026TANYT&leg2=from:HEL,to:BUF,departure:5/21/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:736.13&airProductToken=AQqsAQo_CMaSARIENzkxNBiBLSDBkwEo89uMAzDF3IwDOE9AAFgBaghTVEFOREFSRHIIT0oyUU9BRUN6CAjCbBIDNTE2CjQIxpIBEgM2MzAYwZMBIIopKPLejAMwreGMAzhPQAFYAWoIU1RBTkRBUkRyCE9KMlFPQUVDCjMIxpIBEgMzNDIYiikgh1koguKMAzDU44wDOE9AAVgBaghTVEFOREFSRHIIT0oyUU9BRUMKrQEKMwjGkgESAzM0MxiHWSCKKSiwyY0DMIzLjQM4T0AAWAFqCFNUQU5EQVJEcghPTzJRT0FFQwo0CMaSARIDNjMzGIopIMGTASiLzY0DMOnPjQM4T0ABWAFqCFNUQU5EQVJEcghPTzJRT0FFQwpACMaSARIENzkxNxjBkwEggS0o7dSNAzDI1Y0DOE9AAVgBaghTVEFOREFSRHIIT08yUU9BRUN6CQjCbBIEMjExNRIKCAEQARgBKgJGSRgBIgQIARABKAIoAygEMAE) ![Icelandair](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/fi.gif) Mon, May 11 - Thu, May 21 BUF Buffalo HEL Helsinki $743 Roundtrip found 5 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:BUF,to:HEL,departure:5/11/2026TANYT&leg2=from:HEL,to:BUF,departure:5/21/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:742.51&airProductToken=AQqsAQo_CMaSARIENzkxNBiBLSDBkwEo89uMAzDF3IwDOE9AAFgBaghTVEFOREFSRHIIT0oyUU9BRUN6CAjCbBIDNTE2CjQIxpIBEgM2MzAYwZMBIIopKPLejAMwreGMAzhPQAFYAWoIU1RBTkRBUkRyCE9KMlFPQUVDCjMIxpIBEgMzNDIYiikgh1koguKMAzDU44wDOE9AAVgBaghTVEFOREFSRHIIT0oyUU9BRUMKrQEKMwjGkgESAzM0MxiHWSCKKSiwyY0DMIzLjQM4T0AAWAFqCFNUQU5EQVJEcghPTzJRT0FFQwo0CMaSARIDNjMxGIopIMGTASjmy40DMLrOjQM4T0ABWAFqCFNUQU5EQVJEcghPTzJRT0FFQwpACMaSARIENzkxNxjBkwEggS0o7dSNAzDI1Y0DOE9AAVgBaghTVEFOREFSRHIIT08yUU9BRUN6CQjCbBIEMjExNRIKCAEQARgBKgJGSRgBIgQIARABKAIoAygEMAE) ![Turkish Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/TK.gif) Thu, Apr 23 - Sun, May 3 BUF Buffalo HEL Helsinki $751 Roundtrip found 23 hours ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:BUF,to:HEL,departure:4/23/2026TANYT&leg2=from:HEL,to:BUF,departure:5/3/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:750.97&airProductToken=AQqUAQo2CNSWARIEODU2NhiBLSCpUSjGk4sDMKCUiwM4VUAAWAFqAlBTcgZXVjNYUEN6CAjCbBIDNTAxCisI1JYBEgIxMhipUSDInAEoiZaLAzDXmosDOFdAAVgBagJQU3IGV1YzWFBDCi0I1JYBEgQxMjY3GMicASCHWSiLnIsDMOediwM4V0ABWAFqAlBTcgZXVjNYUEMKiwEKLQjUlgESBDE3NjQYh1kgyJwBKIOBjAMw5IKMAzhXQABYAWoCUFNyBldWM1hQQwosCNSWARICODEYyJwBIMGTASj0iowDMNuPjAM4V0ABWAFqAlBTcgZXVjNYUEMKLAjCbBIEMTExNRjBkwEggS0ooJeMAzD9l4wDOFBAAVgBagJQU3IGV1YzWFBDEgoIARABGAEqAlRLGAEiBAgBEAEoAigDKAQwAQ) ![Turkish Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/TK.gif) Sun, Sep 13 - Wed, Sep 23 BUF Buffalo HEL Helsinki $752 Roundtrip found 1 day ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:BUF,to:HEL,departure:9/13/2026TANYT&leg2=from:HEL,to:BUF,departure:9/23/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:751.08&airProductToken=AQqUAQo3CNSWARIEODk1MBiBLSCpUSiY1pcDMOzWlwM4VUAAWAFqAlBTcgZXVjNYUEN6CQjCbBIEMjAwMQoqCNSWARIBMhipUSDInAEo1tyXAzC44ZcDOFdAAVgBagJQU3IGV1YzWFBDCi0I1JYBEgQxNzYzGMicASCHWSi14pcDMIzklwM4V0ABWAFqAlBTcgZXVjNYUEMKlQEKLQjUlgESBDE3NjIYh1kgyJwBKKHGmAMwgsiYAzhXQABYAWoCUFNyBldWM1hQQworCNSWARICMTEYyJwBIKlRKKzJmAMwts6YAzhXQAFYAWoCUFNyBldWM1hQQwo3CNSWARIEODk0MRipUSCBLSiz0pgDMIjTmAM4VUABWAFqAlBTcgZXVjNYUEN6CQjCbBIEMTYwMhIKCAEQARgBKgJUSxgBIgQIARABKAIoAygEMAE) ![British Airways](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/BA.gif) Sun, Sep 13 - Wed, Sep 23 BUF Buffalo HEL Helsinki $754 Roundtrip found 1 day ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:BUF,to:HEL,departure:9/13/2026TANYT&leg2=from:HEL,to:BUF,departure:9/23/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:753.33&airProductToken=AQp-Cj0IwoIBEgQxNzQxGIEtIK4cKKzblwMwpNyXAzhRQABYAWoFTk9CQUdyCFFMWDhDMUJWegoIzaIBEgQxNzQxCj0IwoIBEgQ2MDkwGK4cIIdZKPbdlwMwg-KXAzhRQAFYAWoFTk9CQUdyCFFMWDhDMUJWegoIwbIBEgQ2MDkwCn4KPQjCggESBDYwODkYh1kgrhwopciYAzDazJgDOE9AAFgBagVOT0JBR3IIT0xYOUM5QlZ6CgjBsgESBDYwODkKPQjCggESBDY1MDgYrhwggS0o9c2YAzDXzpgDOE9AAVgBagVOT0JBR3IIT0xYOUM5QlZ6CgjBggESBDY1MDgSCggBEAEYASoCQkEYASIECAEQASgCKAMwDQ) ![Lufthansa](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/LH.gif) Tue, Feb 9 - Tue, Feb 16 BUF Buffalo HEL Helsinki $754 Roundtrip found 19 hours ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:BUF,to:HEL,departure:2/9/2027TANYT&leg2=from:HEL,to:BUF,departure:2/16/2027TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:753.53&airProductToken=AQq6AQpBCMyQARIENzgwMxiBLSDEjQEoyOWkAzCp5qQDOExAAFgBaghFQ09MSUdIVHIITExJOTBVQlF6CgjVggESBDM3MTUKNAjMkAESAzQwMxjEjQEgpQQoyeikAzCB7KQDOExAAVgBaghFQ09MSUdIVHIITExJOTBVQlEKPwjMkAESBDQxMTYYpQQgh1koiO2kAzCe7qQDOExAAVgBaghFQ09MSUdIVHIITExJOTBVQlF6CQjWmAESAzg0OAq4AQo_CMyQARIENDEyMRiHWSClBCjnrqUDMIywpQM4TEAAWAFqCEVDT0xJR0hUcghMTEk5MFVCUXoJCNaYARIDODUzCjMIzJABEgM0MTgYpQQgiBgoi7KlAzCitqUDOExAAVgBaghFQ09MSUdIVHIITExJOTBVQlEKQAjMkAESBDc1NjYYiBgggS0o97alAzC-t6UDOExAAVgBaghFQ09MSUdIVHIITExJOTBVQlF6CgjVggESBDQ4MjMSCggBEAEYASoCTEgYASIECAEQASgCKAMoBDAL) ![Lufthansa](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/LH.gif) Tue, Feb 9 - Tue, Feb 16 BUF Buffalo HEL Helsinki $755 Roundtrip found 19 hours ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:BUF,to:HEL,departure:2/9/2027TANYT&leg2=from:HEL,to:BUF,departure:2/16/2027TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:754.73&airProductToken=AQq6AQpBCMyQARIENzgwMxiBLSDEjQEoyOWkAzCp5qQDOExAAFgBaghFQ09MSUdIVHIITExJOTBVQlF6CgjVggESBDM3MTUKNAjMkAESAzQwMxjEjQEgpQQoyeikAzCB7KQDOExAAVgBaghFQ09MSUdIVHIITExJOTBVQlEKPwjMkAESBDQxMTYYpQQgh1koiO2kAzCe7qQDOExAAVgBaghFQ09MSUdIVHIITExJOTBVQlF6CQjWmAESAzg0OAqtAQo0CMyQARIEMjQ2MRiHWSCMFSjFsaUDMOWypQM4TEAAWAFqCEVDT0xJR0hUcghMTEk5MFVCUQozCMyQARIDNDE0GIwVIIgYKPuzpQMwobilAzhMQAFYAWoIRUNPTElHSFRyCExMSTkwVUJRCkAIzJABEgQ3ODI0GIgYIIEtKKi5pQMw-rmlAzhMQAFYAWoIRUNPTElHSFRyCExMSTkwVUJRegoI1YIBEgQ0MzUzEgoIARABGAEqAkxIGAEiBAgBEAEoAigDKAQwCw) ![JetBlue Airways](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/b6.gif) Tue, May 19 - Tue, May 26 BUF Buffalo HEL Helsinki $770 Roundtrip found 1 day ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:BUF,to:HEL,departure:5/19/2026TANYT&leg2=from:HEL,to:BUF,departure:5/26/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:769.33&airProductToken=AQqfAQozCMJsEgQyMDAxGIEtIKlRKLSyjQMwjrONAzhVQABYAWoIU1RBTkRBUkRyCE9PMlFPQUVDCjMIxpIBEgM2MTQYqVEgiiko3riNAzC8u40DOE9AAVgBaghTVEFOREFSRHIIT08yUU9BRUMKMwjGkgESAzM0MhiKKSCHWSiCvI0DMNS9jQM4T0ABWAFqCFNUQU5EQVJEcghPTzJRT0FFQwqeAQozCMaSARIDMzQzGIdZIIopKNCBjgMwrIOOAzhTQABYAWoIU1RBTkRBUkRyCFNPMlFPQUVDCjMIxpIBEgM2MTUYiikgqVEo_IOOAzD4ho4DOFNAAVgBaghTVEFOREFSRHIIU08yUU9BRUMKMgjCbBIDMTAyGKlRIIEtKKaIjgMwj4mOAzhQQAFYAWoIU1RBTkRBUkRyCFNPMlFPQUVDEgoIARABGAEqAkZJGAEiBAgBEAEoAigDKAQwAQ) ## Alternative airports near Helsinki Prices were available within the past 7 days. Prices and availability are subject to change. [](https://www.expedia.com/Flights-Search?leg1=from:BUF,to:HEL,departure:4/19/2026TANYT&leg2=from:HEL,to:BUF,departure:4/22/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) HEL Vantaa Cheapest 22 min [Flights from $841 ](https://www.expedia.com/Flights-Search?leg1=from:BUF,to:HEL,departure:4/19/2026TANYT&leg2=from:HEL,to:BUF,departure:4/22/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) ## Frequently asked questions ### How much does a flight from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Helsinki (HEL-Vantaa) cost? ### What is the cheapest month to fly from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Helsinki (HEL-Vantaa)? ### Which airlines fly direct from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Helsinki (HEL-Vantaa)? ### What is the cheapest airline that flies from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Helsinki (HEL-Vantaa)? ### How do I find cheap flights from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Helsinki (HEL-Vantaa)? ### What is the best time to fly from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Helsinki (HEL-Vantaa)? ### What is the earliest flight from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Helsinki (HEL-Vantaa)? ### What are the most popular departure times for flights from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Helsinki (HEL-Vantaa)? ### How long does it take to fly from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Helsinki (HEL-Vantaa)? ### Can you fly business or first class from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Helsinki (HEL-Vantaa)? ### How do I earn miles on a Buffalo, NY (BUF-Buffalo Niagara Intl.) to Helsinki (HEL-Vantaa) flight with Expedia? ### What airports do you fly into for Helsinki from Buffalo Niagara Intl. (BUF)? ### Is it cheaper to buy a plane ticket from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Helsinki (HEL-Vantaa) at the last minute? ### Is it cheaper to book a Buffalo, NY (BUF-Buffalo Niagara Intl.) to Helsinki (HEL-Vantaa) flight and hotel package? ### Can I cancel or change the date of my flight from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Helsinki (HEL-Vantaa)? ## Travel information | Origin airport | Buffalo Niagara Intl. | | ------------------- | ------------------------------------------------------------------------------------------------------------------------------------------ | | Destination airport | Vantaa | | Airlines serving | Air France, American Airlines, British Airways, Delta, Iberia, Icelandair, KLM, Lufthansa, Scandinavian Airlines, Turkish Airlines, United | | Roundtrip price | $721 | | Distance | 4118 mi | ## Book with confidence # Buffalo to Helsinki Flights The cheapest times to fly from Buffalo to Helsinki On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Buffalo to Helsinki are during the month of October. You can find some of the cheapest flights from Buffalo to Helsinki with Expedia's search tool and vast selection of airlines. The best time to book a flight from Buffalo to Helsinki Sunday is one of the best days to book for cheap flights from Buffalo to Helsinki: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance. How to find cheap round-trip tickets from Buffalo to Helsinki Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Buffalo to Helsinki in 2026\. You can also book with separate airlines for your outbound and return journeys, from $340 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference\*. This is available for a small fee, and is free to One Key Gold and Platinum tier members. Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Buffalo to Helsinki flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps. You could also save big by booking one of Expedia's [vacation packages](https://www.expedia.com/package-deals). Bundling together your Buffalo to Helsinki airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures. \*Terms apply. Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023\. The percentages you see are averages. \*Flight schedules are subject to change. \*Available to One Key members. ## Explore a world of travel with Expedia - Lodging - Flights - Packages - Cars - Vacation Rentals - Other - [Vantaa Hotels ](https://www.expedia.com/Vantaa-Hotels.d4240.Travel-Guide-Hotels) - [Gay friendly Hotels in Vantaa ](https://www.expedia.com/Vantaa-Hotels-LGBT-Welcoming-Hotel.0-0-d4240-tLGBTWelcomingHotel.Travel-Guide-Filter-Hotels) - [Cheap Hotels in Vantaa ](https://www.expedia.com/Vantaa-Hotels-Cheap-Hotels.0-0-d4240-tCheapHotels.Travel-Guide-Filter-Hotels) - [Resorts & Hotels with Spas in Vantaa ](https://www.expedia.com/Vantaa-Hotels-Spa-Hotel.0-0-d4240-tSpaHotel.Travel-Guide-Filter-Hotels) - [Hotels with Free Airport Shuttle in Vantaa ](https://www.expedia.com/Vantaa-Hotels-Hotels-With-Free-Airport-Shuttle.0-0-d4240-tHotelswithFreeAirportShuttle.Travel-Guide-Filter-Hotels) - [Hostels in Vantaa ](https://www.expedia.com/Vantaa-Hostels.d4240-aaHostels.Travel-Guide-Accommodation) - 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