Title: $553 Cheap Flights to Söderby - Expedia.com ![Default HTG hotel image](https://a.travel-assets.com/travel-assets-manager/fallback-images-brand/bex_flights_v2.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) # $553 Cheap Flights to Söderby [View $553 flight on Sat, Mar 28, 2026](https://expedia.com/Flights-Search?trip=oneway&leg1=from:BOS,to:TKU,departure:3/28/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:552.50&airProductToken=AQqyAQo2CMSYARIENTcyMBjBkwEgqVEoseqIAzCE64gDOEVAAFgBaglNQUlOQkFTSUNyCExMVzAxU0JBCjQIxJgBEgMyMDQYqVEgoGwoze6IAzC88ogDOEVAAVgBaglNQUlOQkFTSUNyCExMVzAxU0JBCkII05YBEgQyNzIwGKBsINOiASiY-YgDMM_5iAM4S0ABWAFqCU1BSU5CQVNJQ3IITExXMDFTQkF6CgjUjAESBDI3MjASCggBEAEYASoCREwYASIECAEQASgCKAMoBDAB) - [Roundtrip](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travelers 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 [Hotels in Söderby](https://expedia.com/Soderby-Hotels.d553248635975866900.Travel-Guide-Hotels)[Car Rentals in Söderby](https://expedia.com/Car-Rentals-In-Soderby.d553248635975866900.Car-Rental-Guide)[Söderby Vacation Packages](https://expedia.com/Soderby.d553248635975866900.Destination-Travel-Guides) ## Popular airlines - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg) American Airlines [](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:Söderby, Pargas, Southwest Finland, Finland,departure:2/20/2026TANYT&leg2=from:Söderby, Pargas, Southwest Finland, Finland,to:CMH,departure:2/27/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_UA.svg) United [](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:Söderby, Pargas, Southwest Finland, Finland,departure:2/20/2026TANYT&leg2=from:Söderby, Pargas, Southwest Finland, Finland,to:CMH,departure:2/27/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_WN.svg) Southwest Airlines [](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:Söderby, Pargas, Southwest Finland, Finland,departure:2/20/2026TANYT&leg2=from:Söderby, Pargas, Southwest Finland, Finland,to:CMH,departure:2/27/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"WN"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg) Delta [](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:Söderby, Pargas, Southwest Finland, Finland,departure:2/20/2026TANYT&leg2=from:Söderby, Pargas, Southwest Finland, Finland,to:CMH,departure:2/27/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_F9.svg) Frontier Airlines [](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:Söderby, Pargas, Southwest Finland, Finland,departure:2/20/2026TANYT&leg2=from:Söderby, Pargas, Southwest Finland, Finland,to:CMH,departure:2/27/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"F9"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_B6.svg) JetBlue Airways [](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:Söderby, Pargas, Southwest Finland, Finland,departure:2/20/2026TANYT&leg2=from:Söderby, Pargas, Southwest Finland, Finland,to:CMH,departure:2/27/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"B6"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AS.svg) Alaska Airlines [](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:Söderby, Pargas, Southwest Finland, Finland,departure:2/20/2026TANYT&leg2=from:Söderby, Pargas, Southwest Finland, Finland,to:CMH,departure:2/27/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AS"}}]) - ![](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) ## How much is the cheapest flight to Söderby? Prices were available within the past 7 days and start at $553 for one-way flights and $458 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) Sat, Mar 28 - Wed, Apr 1 BOS Boston TKU Turku $458 Roundtrip found 1 hour ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:BOS,to:TKU,departure:3/28/2026TANYT&leg2=from:TKU,to:BOS,departure:4/1/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:457.03&airProductToken=AQpzCjEI05YBEgM5MjgYwZMBIOI7KOvuiAMwqPKIAzhUQABYAWoFTGlnaHRyCFRMV1U2R0hUCj4I05YBEgQyNzEwGOI7INOiASjA9IgDMJr1iAM4VEABWAFqBUxpZ2h0cghUTFdVNkdIVHoKCNewARIEMjcxMAqlAQo-CNOWARIENDIzMRjTogEgoGwo1JKJAzCLk4kDOFRAAFgBagVMaWdodHIIVExYVTZHSFR6CgjUjAESBDQyMzEKMAjTlgESAzQwMxigbCDiOyjElIkDMIqViQM4VEABWAFqBUxpZ2h0cghUTFhVNkdIVAoxCNOWARIDOTI3GOI7IMGTASjNlokDMLeaiQM4VEABWAFqBUxpZ2h0cghUTFhVNkdIVBIKCAEQARgBKgJTSxgBIgQIARABKAIoAygEMA8) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Tue, Apr 14 - Sun, Apr 19 BOS Boston TKU Turku $609 Roundtrip found 1 day ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:BOS,to:TKU,departure:4/14/2026TANYT&leg2=from:TKU,to:BOS,departure:4/19/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:608.93&airProductToken=AQqyAQo2CMSYARIEMjYxMRjBkwEgqVEomKiKAzDtqIoDOEVAAFgBaglNQUlOQkFTSUNyCFZMWDg2TEJYCjQIxJgBEgMyMDQYqVEgoGwo7a2KAzDcsYoDOEVAAVgBaglNQUlOQkFTSUNyCFZMWDg2TEJYCkII05YBEgQyNzI4GKBsINOiASjCs4oDMPmzigM4VEABWAFqCU1BSU5CQVNJQ3IIVkxYODZMQlh6CgjUjAESBDI3MjgKsgEKQgjTlgESBDI3MTEY06IBIOI7KOLhigMwt-KKAzhUQABYAWoJTUFJTkJBU0lDcghWTFg4NkxCWHoKCNewARIEMjcxMQo0CMSYARIDMjE5GOI7IKlRKKTqigMwpe6KAzhFQAFYAWoJTUFJTkJBU0lDcghWTFg4NkxCWAo2CMSYARIENTc5OBipUSDBkwEop_GKAzCK8ooDOEVAAVgBaglNQUlOQkFTSUNyCFZMWDg2TEJYEgoIARABGAEqAkRMGAEiBAgBEAEoAigDKAQwAQ) ![Air France](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AF.gif) Tue, Apr 14 - Sun, Apr 19 BOS Boston TKU Turku $922 Roundtrip found 1 day ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:BOS,to:TKU,departure:4/14/2026TANYT&leg2=from:TKU,to:BOS,departure:4/19/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:921.96&airProductToken=AQrHAQpBCMGMARIEMjI2MhjBkwEgqVEom6-KAzDxr4oDOFJAAFgBaghTVEFOREFSRHIIUkxYODZTTTR6CgjEmAESBDU3MDIKPwjBjAESBDM2NDMYqVEg4jsouLiKAzCdvIoDOFJAAVgBaghTVEFOREFSRHIIUkxYODZTTTR6CQjEmAESAzIxOApBCMGMARIENTE3MxjiOyDTogEogL-KAzDav4oDOEdAAVgBaghTVEFOREFSRHIIUkxYODZTTTR6CgjTlgESBDI3MTAKxwEKQQjBjAESBDUxODIY06IBIOI7KOLhigMwt-KKAzhHQABYAWoIU1RBTkRBUkRyCFJMVzg2U000egoI05YBEgQyNzExCj8IwYwBEgQzNjIzGOI7IKlRKKTqigMwpe6KAzhSQAFYAWoIU1RBTkRBUkRyCFJMVzg2U000egkIxJgBEgMyMTkKQQjBjAESBDI2MzQYqVEgwZMBKLfvigMwkPCKAzhSQAFYAWoIU1RBTkRBUkRyCFJMVzg2U000egoIxJgBEgQ1NTk1EgoIARABGAEqAkFGGAEiBAgBEAEoAigDKAQwAQ) ![Lufthansa](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/LH.gif) Sun, Feb 22 - Sat, Feb 28 TPA Tampa TKU Turku $1,034 Roundtrip found 4 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:TPA,to:TKU,departure:2/22/2026TANYT&leg2=from:TKU,to:TPA,departure:2/28/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1033.73&airProductToken=AQpnCiAIzJABEgQ0NDAxGPMDIKUEKN3whQMw_vSFAzhUQABYAQogCMyQARIDODkwGKUEIJG6ASjJ9YUDMMv2hQM4VEABWAEKIQjCqAESAzM1ORiRugEg06IBKIr7hQMwy_uFAzhaQAFYAQpnCiEIwqgBEgMzNjAY06IBIJG6ASjtqoYDMKmrhgM4WkAAWAEKIAjMkAESAzg5MRiRugEgpQQok6-GAzCksIYDOFRAAVgBCiAIzJABEgQ0NDAwGKUEIPMDKMW5hgMw1L6GAzhUQAFYARIKCAEQARgBKgJMSBgBIgQIARABKAQwAQ) ![JetBlue Airways](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/b6.gif) Wed, Mar 18 - Wed, Mar 25 BOS Boston POR Pori $1,168 Roundtrip found 1 day ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:BOS,to:POR,departure:3/18/2026TANYT&leg2=from:POR,to:BOS,departure:3/25/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1167.63&airProductToken=AQqrAQozCMJsEgM0MTcYwZMBIKlRKPn6hwMwx_uHAzhNQABYAWoIRUNMQVNTSUNyCFNMWDBDMU01CjIIwbIBEgIxNhipUSCHWSjhgIgDMMuEiAM4U0ABWAFqCEVDTEFTU0lDcghTTFgwQzFNNQpACNdkEgQ1Njk5GIdZIM-LASijiYgDMNCJiAM4TUABWAFqCEVDTEFTU0lDcghTTFgwQzFNNXoKCNKgARIENTY5OQqrAQpACNdkEgQ1Njk0GM-LASCHWSiQyIgDML3IiAM4TUAAWAFqCEVDTEFTU0lDcghTTFgwQzFNNXoKCNKgARIENTY5NAoyCMGyARICMTUYh1kgqVEousmIAzDlzYgDOFNAAVgBaghFQ0xBU1NJQ3IIU0xYMEMxTTUKMwjCbBIDMTE4GKlRIMGTASjW0ogDMJ_TiAM4TUABWAFqCEVDTEFTU0lDcghTTFgwQzFNNRIKCAEQARgBKgJBWRgBIgQIARABKAIoAygEMAE) ## Tips to find the cheapest flights to Söderby **The cheapest day to fly** Get started finding a cheap flight to Söderby on Expedia by either choosing a deal on this page or entering into the search bar your travel dates, origin airport, and whether you want roundtrip or one-way airfare. You can filter for flexibility, number of stops, airline, and departure/arrival times to find the best flight for you. **The cheapest month to fly** March is the cheapest month to fly to Söderby. This coincides with the low season when fewer people travel. Whichever month you travel in, though, be sure to book at least a month in advance if you want to score cheap tickets to Söderby. ARC's data shows that domestic flights booked 28 days or more before departure are typically 24% cheaper than those booked last minute. **The most affordable time to book a flight** Typically, a Sunday can be the cheapest time to book a flight to Söderby, according to ARC’s data. On average, you could save between 6% and 13% by booking on a Sunday instead of a Friday, which is the most expensive day to make a reservation. **The cheapest round-trip tickets to Söderby** The lowest price for round-trip flights to Söderby in 2026 starts from from $458, while one-way tickets start from from $553\. Expedia's effective search tool is one of the best ways to find a budget airfare. Simply enter your dates, and within seconds, it'll show you a vast selection of the cheapest flights to Söderby. If you have a preferred departure time or airline, you can use the handy filters to customize your search. **The cheapest airlines flying to Söderby** Scandinavian Airlines, Delta, Lufthansa, Icelandair, Air France, Swiss International Air Lines, JetBlue Airways are just some of the airlines that can typically offer cheap tickets to Söderby. You can find their most affordable flights by using the “airline” search filter and then sorting prices from low to high. As a trusted partner of the world's leading airlines, Expedia offers you some of the best airfare deals to Söderby and countless more destinations worldwide. **The most affordable airports to fly into** To view the cheapest airports to fly into for Söderby, simply order your search results from lowest to highest price. Expedia's search tool compares flight prices for all airports close to your destination, so you don't have to manually search them one by one to find the cheapest flight to Söderby. If you have a preferred place to fly into, take advantage of the “arrival airport” filter to narrow down your search on Expedia. **Save with a package** With Expedia's amazing [package deals](https://www.expedia.com/package-deals), you could save hundreds of dollars by booking your Söderby plane tickets together with your accommodations, car rental, or activities. Just select the search wizard's “package” option to view some of the cheapest deals. Look out for the green savings label to see how much you're saving. **Date flexibility for the cheapest flights to Söderby** If you can be flexible with your travel dates, it's a good idea to broaden your search by comparing prices on different days. This will open up more options, meaning you could uncover a less expensive flight to Söderby. **Stopover savings** The cheapest tickets to Söderby are sometimes those with a stopover. Book one of these flights, and you'll change planes at an airport en route to Söderby. While the overall travel time might be longer than a non-stop flight, you may decide it's worth it for the money saved. **Get Expedia's Price Drop Protection** Price Drop Protection means that if your flight gets cheaper after booking, you'll be credited the difference\*. This gives you peace of mind that you're getting one of the cheapest flights to Söderby for your chosen departure. Expedia's Price Drop Protection is available for a small fee but is free to One Key Gold and Platinum tier members. \*Terms apply. **Use our Price Tracking feature** Expedia's Price Tracking feature is another great tool that removes the guesswork from finding cheap flights to Söderby. Simply download the free Expedia app to your smart device and activate Söderby flight price alerts for your travel dates. There's even a price predictor tool that uses historical data to indicate the best time to book, giving you peace of mind that you'll nab the lowest prices. **Book with Expedia** As well as Price Drop Protection and Price Tracking, Expedia's close partnership with a vast selection of the world's leading airlines means you're sure to find cheap flights to Söderby. Plus, the One Key rewards program lets you earn real cash rewards on most bookings that you can use to save money on future trips. Best of all, it's free to join, and members often unlock exclusive discounts, too. 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. __Flights to Söderby information__ | Destination airport | Turku | | ----------------------------- | ----- | | Destination airport IATA code | TKU | | Destination city name | Turku | | Roundtrip price | $457 | ## Trending flights to Söderby Prices were available within the past 7 days and start at $553 for one-way flights and $458 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) Sat, Mar 28 - Wed, Apr 1 BOS Boston TKU Turku $458 Roundtrip found 1 hour ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:BOS,to:TKU,departure:3/28/2026TANYT&leg2=from:TKU,to:BOS,departure:4/1/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:457.03&airProductToken=AQpzCjEI05YBEgM5MjgYwZMBIOI7KOvuiAMwqPKIAzhUQABYAWoFTGlnaHRyCFRMV1U2R0hUCj4I05YBEgQyNzEwGOI7INOiASjA9IgDMJr1iAM4VEABWAFqBUxpZ2h0cghUTFdVNkdIVHoKCNewARIEMjcxMAqlAQo-CNOWARIENDIzMRjTogEgoGwo1JKJAzCLk4kDOFRAAFgBagVMaWdodHIIVExYVTZHSFR6CgjUjAESBDQyMzEKMAjTlgESAzQwMxigbCDiOyjElIkDMIqViQM4VEABWAFqBUxpZ2h0cghUTFhVNkdIVAoxCNOWARIDOTI3GOI7IMGTASjNlokDMLeaiQM4VEABWAFqBUxpZ2h0cghUTFhVNkdIVBIKCAEQARgBKgJTSxgBIgQIARABKAIoAygEMA8) \*Available to One Key members.