Title: $202 Cheap Flights to Siennica - 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) # $202 Cheap Flights to Siennica [View $202 flight on Mon, Aug 17, 2026](https://expedia.com/Flights-Search?trip=oneway&leg1=from:BOS,to:WAW,departure:8/17/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:201.84&airProductToken=AQpmCjAIzLABEgI1NRjBkwEguTwo4KuVAzCEr5UDOFRAAFgBagVFTFQwMHIIVExJOTBVQlEKMgjMsAESBDEzNDIYuTwglrABKLGvlQMwpLCVAzhUQABYAWoFRUxUMDByCFRMSTkwVUJREgoIARABGAEqAkxYGAEiBAgBEAEoAigDKAQwCw) - [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 [Siennica Travel Guide](https://expedia.com/Siennica.dx3000022172)[Hotels in Siennica](https://expedia.com/Siennica-Hotels.d3000022172.Travel-Guide-Hotels)[Car Rentals in Siennica](https://expedia.com/Car-Rentals-In-Siennica.d3000022172.Car-Rental-Guide)[Siennica Vacation Packages](https://expedia.com/Siennica.d3000022172.Destination-Travel-Guides) ## Popular airlines to Siennica - ![](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:CMH,to:Siennica, Masovian Voivodeship, Poland,departure:2/20/2026TANYT&leg2=from:Siennica, Masovian Voivodeship, Poland,to:CMH,departure:2/27/2026TANYT&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_SK.svg) SAS [](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:Siennica, Masovian Voivodeship, Poland,departure:2/20/2026TANYT&leg2=from:Siennica, Masovian Voivodeship, Poland,to:CMH,departure:2/27/2026TANYT&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_BA.svg) British Airways [](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:Siennica, Masovian Voivodeship, Poland,departure:2/20/2026TANYT&leg2=from:Siennica, Masovian Voivodeship, Poland,to:CMH,departure:2/27/2026TANYT&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_KL.svg) KLM [](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:Siennica, Masovian Voivodeship, Poland,departure:2/20/2026TANYT&leg2=from:Siennica, Masovian Voivodeship, Poland,to:CMH,departure:2/27/2026TANYT&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_LO.svg) LOT-Polish Airlines [](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:Siennica, Masovian Voivodeship, Poland,departure:2/20/2026TANYT&leg2=from:Siennica, Masovian Voivodeship, Poland,to:CMH,departure:2/27/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"LO"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_LX.svg) Swiss International Air Lines [](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:Siennica, Masovian Voivodeship, Poland,departure:2/20/2026TANYT&leg2=from:Siennica, Masovian Voivodeship, Poland,to:CMH,departure:2/27/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"LX"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_OS.svg) Austrian Airlines [](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:Siennica, Masovian Voivodeship, Poland,departure:2/20/2026TANYT&leg2=from:Siennica, Masovian Voivodeship, Poland,to:CMH,departure:2/27/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"OS"}}]) ## How much is the cheapest flight to Siennica? Prices were available within the past 7 days and start at $202 for one-way flights and $368 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Tue, Oct 13 - Wed, Nov 11 JFK New York WAW Warsaw $368 Roundtrip just found [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:JFK,to:WAW,departure:10/13/2026TANYT&leg2=from:WAW,to:JFK,departure:11/11/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:367.83&airProductToken=AQp9CjsIwYIBEgQ4OTg2GKlRIIdZKM-vmgMwtLOaAzhPQABYAWoFQkFTSUNyCE9MTjBEMUJWeggIwbIBEgIxNgo-CMGCARIEODk5NRiHWSCWsAEo_LSaAzDgtZoDOE9AAVgBagVCQVNJQ3IIT0xOMEQxQlZ6CgjBsgESBDExNDUKfQo-CMGCARIEODk3NxiWsAEgh1ko9uycAzDf7ZwDOE9AAFgBagVCQVNJQ3IIT0xOMEQxQlZ6CgjBsgESBDExNDIKOwjBggESBDg5ODUYh1kgqVEomvCcAzDF9JwDOE9AAVgBagVCQVNJQ3IIT0xOMEQxQlZ6CAjBsgESAjE1EgoIARABGAEqAkFBGAEiBAgBEAEoAigDKAQwCw) ![British Airways](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/BA.gif) Wed, Apr 8 - Mon, Apr 13 JFK New York WAW Warsaw $381 Roundtrip found 1 hour ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:JFK,to:WAW,departure:4/8/2026TANYT&leg2=from:WAW,to:JFK,departure:4/13/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:380.33&airProductToken=AQpnCjEIwoIBEgMxNzIYqVEg64kBKNfriQMwiu-JAzhPQABYAWoFTk9CQUdyCE9MTjBEMUJWCjIIwoIBEgM4NDQY64kBIJawASiY8YkDMK7yiQM4T0ABWAFqBU5PQkFHcghPTE4wRDFCVgp-Cj4IwoIBEgQ2MDcwGJawASCHWSi_m4oDMKOcigM4T0AAWAFqBU5PQkFHcghPTE4wRDFCVnoKCMGyARIEMTE0Mgo8CMKCARIENjA1MRiHWSCpUSj8nooDMI6jigM4T0ABWAFqBU5PQkFHcghPTE4wRDFCVnoJCMGyARIDMDE1EgoIARABGAEqAkJBGAEiBAgBEAEoAigDKAQwDQ) ![Swiss International Air Lines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/LX.gif) Wed, Mar 11 - Wed, Mar 18 JFK New York WAW Warsaw $393 Roundtrip just found [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:JFK,to:WAW,departure:3/11/2026TANYT&leg2=from:WAW,to:JFK,departure:3/18/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:392.23&airProductToken=AQp3CjIIzLABEgIxNRipUSC5PCiYsYcDMOm0hwM4TEAAWAFqCEVDT0xJR0hUcghMTFgwM1VCUQpBCMywARIEMTM0OBi5PCCWsAEoqrWHAzCdtocDOExAAVgBaghFQ09MSUdIVHIITExYMDNVQlF6CgiymAESBDEzNDgKdwpBCMywARIEMTM0MxiWsAEguTwo8veHAzDv-IcDOExAAFgBaghFQ09MSUdIVHIITExYMDNVQlF6CgiymAESBDEzNDMKMgjMsAESAjE0GLk8IKlRKL_5hwMw9P2HAzhMQAFYAWoIRUNPTElHSFRyCExMWDAzVUJREgoIARABGAEqAkxYGAEiBAgBEAEoAigDKAQwCw) ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Tue, Feb 17 - Tue, Mar 3 BOS Boston WAW Warsaw $400 Roundtrip found 1 day ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:BOS,to:WAW,departure:2/17/2026TANYT&leg2=from:WAW,to:BOS,departure:3/3/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:399.03&airProductToken=AQqyAQoyCMGGARIEODYwNRjBkwEgmF0o07SFAzCotYUDOExAAFgBagVCQVNJQ3IITExYMDBUQlEKPAjBhgESBDY4MjAYmF0guTwo2beFAzCbu4UDOExAAVgBagVCQVNJQ3IITExYMDBUQlF6CQjMsAESAzA4Nwo-CMGGARIENjc2NRi5PCCWsAEozbuFAzDFvIUDOExAAVgBagVCQVNJQ3IITExYMDBUQlF6CgjMsAESBDEzNDIKsgEKPgjBhgESBDY4MDYYlrABILk8KJLPhgMwj9CGAzhMQABYAWoFQkFTSUNyCExMWDAwVEJRegoIzLABEgQxMzQzCjwIwYYBEgQ2ODIxGLk8IJhdKLzQhgMwq9SGAzhMQAFYAWoFQkFTSUNyCExMWDAwVEJRegkIzLABEgMwODYKMgjBhgESBDg2MTAYmF0gwZMBKNXVhgMwrNaGAzhMQAFYAWoFQkFTSUNyCExMWDAwVEJREgoIARABGAEqAkFDGAEiBAgBEAEoAigDKAQwDQ) ![Lufthansa](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/LH.gif) Tue, Mar 10 - Thu, Mar 19 JFK New York WAW Warsaw $401 Roundtrip found 15 hours ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:JFK,to:WAW,departure:3/10/2026TANYT&leg2=from:WAW,to:JFK,departure:3/19/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:400.03&airProductToken=AQpsCjMIzJABEgM0MTEYqVEgjBUopqSHAzDyp4cDOExAAFgBaghFQ09MSUdIVHIITExYMDdVQlEKNQjMkAESBDE2MTQYjBUglrABKLSrhwMwk6yHAzhMQAFYAWoIRUNPTElHSFRyCExMWDA3VUJRCngKQQjMkAESBDE2MTcYlrABIIwVKLGBiAMwkIKIAzhMQABYAWoIRUNPTElHSFRyCExMWDA3VUJRegoIw5gBEgQxNjE3CjMIzJABEgM0MTAYjBUgqVEowYSIAzDYiIgDOExAAVgBaghFQ09MSUdIVHIITExYMDdVQlESCggBEAEYASoCTEgYASIECAEQASgCKAMoBDAL) ## Tips to find the cheapest flights to Siennica **The cheapest day to fly** Get started finding a cheap flight to Siennica 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** October is the cheapest month to fly to Siennica. 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 Siennica. 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 Siennica, 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 Siennica** The lowest price for round-trip flights to Siennica in 2026 starts from from $368, while one-way tickets start from from $202\. 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 Siennica. If you have a preferred departure time or airline, you can use the handy filters to customize your search. **The cheapest airlines flying to Siennica** Swiss International Air Lines, Lufthansa, American Airlines, British Airways, Iberia, Air Canada are just some of the airlines that can typically offer cheap tickets to Siennica. 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 Siennica and countless more destinations worldwide. **The most affordable airports to fly into** To view the cheapest airports to fly into for Siennica, 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 Siennica. 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 Siennica 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 Siennica** 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 Siennica. **Stopover savings** The cheapest tickets to Siennica are sometimes those with a stopover. Book one of these flights, and you'll change planes at an airport en route to Siennica. 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 Siennica 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 Siennica. Simply download the free Expedia app to your smart device and activate Siennica 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 Siennica. 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 Siennica information__ | Destination airport | Frederic Chopin | | ----------------------------- | --------------- | | Destination airport IATA code | WAW | | Destination city name | Warsaw | | Roundtrip price | $368 | ## Trending flights to Siennica Prices were available within the past 7 days and start at $202 for one-way flights and $368 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Tue, Oct 13 - Wed, Nov 11 JFK New York WAW Warsaw $368 Roundtrip just found [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:JFK,to:WAW,departure:10/13/2026TANYT&leg2=from:WAW,to:JFK,departure:11/11/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:367.83&airProductToken=AQp9CjsIwYIBEgQ4OTg2GKlRIIdZKM-vmgMwtLOaAzhPQABYAWoFQkFTSUNyCE9MTjBEMUJWeggIwbIBEgIxNgo-CMGCARIEODk5NRiHWSCWsAEo_LSaAzDgtZoDOE9AAVgBagVCQVNJQ3IIT0xOMEQxQlZ6CgjBsgESBDExNDUKfQo-CMGCARIEODk3NxiWsAEgh1ko9uycAzDf7ZwDOE9AAFgBagVCQVNJQ3IIT0xOMEQxQlZ6CgjBsgESBDExNDIKOwjBggESBDg5ODUYh1kgqVEomvCcAzDF9JwDOE9AAVgBagVCQVNJQ3IIT0xOMEQxQlZ6CAjBsgESAjE1EgoIARABGAEqAkFBGAEiBAgBEAEoAigDKAQwCw) \*Available to One Key members.