Title: $28 Cheap Flights to Sunset Hills, MO - Expedia.com ![This is a cool place to visit back in my home town of Kirkwood MO. The sculptures here are amazing. Which reminds me, I need to plan a trip back home sometime soon lol. ](https://images.trvl-media.com/place/10540/802bf5d7-a3f6-4e16-b933-40ae5b4ec325.jpg?impolicy=fcrop&w=1200&h=500&q=medium) Photo by Andrew Hershfeld ![](https://images.trvl-media.com/place/10540/802bf5d7-a3f6-4e16-b933-40ae5b4ec325.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # $28 Cheap Flights to Sunset Hills, MO [View $28 flight on Wed, Mar 18, 2026](https://expedia.com/Flights-Search?trip=oneway&leg1=from:ATL,to:STL,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:27.98&airProductToken=AQowCi4IxnISBDQ0NzMY4Fwg8lwomvqHAzCJ-4cDOEVAAFgBagRQQ18xcgdLMTRYWFMyEgoIARABGAEqAkY5GAEiBAgBEAEoAigDMA0) - [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 [Sunset Hills Travel Guide](https://expedia.com/Sunset-Hills.dx10540)[Hotels in Sunset Hills](https://expedia.com/Sunset-Hills-Hotels.d10540.Travel-Guide-Hotels)[Car Rentals in Sunset Hills](https://expedia.com/Car-Rentals-In-Sunset-Hills.d10540.Car-Rental-Guide)[Sunset Hills Vacation Packages](https://expedia.com/Sunset-Hills.d10540.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:Sunset Hills, Missouri, United States of America,departure:3/11/2026TANYT&leg2=from:Sunset Hills, Missouri, United States of America,to:CMH,departure:3/18/2026TANYT&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_DL.svg) Delta [](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:Sunset Hills, Missouri, United States of America,departure:3/11/2026TANYT&leg2=from:Sunset Hills, Missouri, United States of America,to:CMH,departure:3/18/2026TANYT&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_UA.svg) United [](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:Sunset Hills, Missouri, United States of America,departure:3/11/2026TANYT&leg2=from:Sunset Hills, Missouri, United States of America,to:CMH,departure:3/18/2026TANYT&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:Sunset Hills, Missouri, United States of America,departure:3/11/2026TANYT&leg2=from:Sunset Hills, Missouri, United States of America,to:CMH,departure:3/18/2026TANYT&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_F9.svg) Frontier Airlines [](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:Sunset Hills, Missouri, United States of America,departure:3/11/2026TANYT&leg2=from:Sunset Hills, Missouri, United States of America,to:CMH,departure:3/18/2026TANYT&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_AS.svg) Alaska Airlines [](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:Sunset Hills, Missouri, United States of America,departure:3/11/2026TANYT&leg2=from:Sunset Hills, Missouri, United States of America,to:CMH,departure:3/18/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AS"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AC.svg) Air Canada [](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:Sunset Hills, Missouri, United States of America,departure:3/11/2026TANYT&leg2=from:Sunset Hills, Missouri, United States of America,to:CMH,departure:3/18/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AC"}}]) - ![](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 Sunset Hills? Prices were available within the past 7 days and start at $28 for one-way flights and $56 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ![Frontier Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/F9.gif) Sat, Apr 18 - Sat, Apr 25 DEN Denver STL St. Louis $56 Roundtrip found 3 hours ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:DEN,to:STL,departure:4/18/2026TANYT&leg2=from:STL,to:DEN,departure:4/25/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:55.96&airProductToken=AQowCi4IxnISBDMzMDIYg2kg8lwo_NqKAzCA3IoDOEVAAFgBagRQQ18xcgdLMjFTWFMyCjAKLgjGchIENDU2NxjyXCCDaSiNq4sDMKasiwM4RUAAWAFqBFBDXzFyB0syMVNYUzISCggBEAEYASoCRjkYASIECAEQASgCKAMwDQ) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Sat, Apr 25 - Sat, May 9 DEN Denver STL St. Louis $157 Roundtrip found 21 hours ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:DEN,to:STL,departure:4/25/2026TANYT&leg2=from:STL,to:DEN,departure:5/9/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:156.79&airProductToken=AQo4CjYI1YIBEgQxNDIyGINpIPJcKLGqiwMwsquLAzhOQABYAWoKMV9iYXNpY2Vjb3IIS0FGNUFXQk4KOAo2CNWCARIEMTcyORjyXCCDaSjbxowDMPXHjAM4TkAAWAFqCjFfYmFzaWNlY29yCEtBRjVUV0JOEgoIARABGAEqAlVBGAEiBAgBEAEoAigDKAQwCw) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Wed, Apr 1 - Wed, Apr 8 SEA Seattle STL St. Louis $159 Roundtrip found 2 hours ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:SEA,to:STL,departure:4/1/2026TANYT&leg2=from:STL,to:SEA,departure:4/8/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:158.39&airProductToken=AQpoCjIIwYIBEgQyNzQ4GJIBIKOxASiOl4kDMPuYiQM4QkAAWAFqBUJBU0lDcghPVkFLVVNCVgoyCMGCARIEMjUwNxijsQEg8lwogZqJAzDsmokDOEJAAVgBagVCQVNJQ3IIT1ZBS1VTQlYKZgoxCMGCARIEMjQ0NBjyXCCuHCjV5YkDMLDmiQM4QkAAWAFqBUJBU0lDcghPVkFLVVNCVgoxCMGCARIEMjc2OBiuHCCSASjt54kDMIfqiQM4QkABWAFqBUJBU0lDcghPVkFLVVNCVhIKCAEQARgBKgJBQRgBIgQIARABKAIoAygEMAs) ![Southwest Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/wn.gif) Thu, Apr 23 - Sat, Apr 25 DEN Denver STL St. Louis $162 Roundtrip found 8 hours ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:DEN,to:STL,departure:4/23/2026TANYT&leg2=from:STL,to:DEN,departure:4/25/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:161.50&airProductToken=AQowCi4I15wBEgQyMDk4GINpIPJcKI-PiwMwjJCLAzhKQABYAWoDV0dBcgdKWE5WSDJMCjAKLgjXnAESBDE2ODgY8lwgg2ko-qmLAzCGq4sDOERAAFgBagNXR0FyB0RKTldUMkUSCggCEAEYAioCV04YASIECAEQASgCKAMoBDAB) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Wed, Apr 8 - Tue, Apr 14 SEA Seattle STL St. Louis $177 Roundtrip found 1 hour ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:SEA,to:STL,departure:4/8/2026TANYT&leg2=from:STL,to:SEA,departure:4/14/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:176.81&airProductToken=AQoyCjAIwaYBEgM2MTUYkgEg8lwo3uuJAzDL7YkDOFhAAFgBagVTQVZFUnIIT0gyT1hVQk4KMgowCMGmARIDMzg4GPJcIJIBKKKtigMws6-KAzhYQABYAWoFU0FWRVJyCE9IMk9YVUJOEgoIARABGAEqAkFTGAEiBAgBEAEoAigDKAQwDQ) ## Alternative airports near Sunset Hills Prices were available within the past 7 days. Prices and availability are subject to change. [](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:STL,departure:3/11/2026TANYT&leg2=from:STL,to:CMH,departure:3/15/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) STL Lambert-St. Louis Intl. CheapestClosest 24 min [Flights from $239 ](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:STL,departure:3/11/2026TANYT&leg2=from:STL,to:CMH,departure:3/15/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) ## Find the cheapest month to fly from Columbus (CMH) to St. Louis (STL) ### October is typically the cheapest month to fly From $137 - $448 per traveler. ![](https://forever.travel-assets.com/flex/flexmanager/images/2026/02/06/expedia-sale-2026-desktop-us-ca.jpg?impolicy=fcrop&w=1400&h=600&q=mediumHigh) ## The Annual Vacation Sale Members save up to 40% on hotels and homes. Plan this year’s big trip and save. [Book now](https://expedia.com/deals?rfrr=FTG_SPRING_PROMO_) ## Frequently asked questions ### Where can I learn more about changing or canceling my flight to Sunset Hills? ### How do I find cheap flights to Sunset Hills that have flexible change policies? ### What is the name of Sunset Hills' airport? ### How far is Lambert-St. Louis Intl. Airport (STL) from central Sunset Hills? ### What airport is best to fly into Sunset Hills? ### How many airlines fly to Sunset Hills? ### How many nonstop flights are there to Sunset Hills? ### Where are the most popular flights to Sunset Hills departing from? ### How long is the flight to Sunset Hills Airport? ### How to book the cheapest flight to Sunset Hills? ### How to survive the flight to Sunset Hills? > - First, pack your passport, important documents, bank cards and daily medications. Next, you'll need some entertainment to help pass the time. A thrilling book and a phone filled with your favorite movies are some wonderful options. If you hope to catch a few z's, a comfy neck pillow and a pair of noise-canceling headphones will also come in handy. Finally, leave space for a toothbrush and some cleansing wipes to ensure you step off the plane feeling fresh and ready to go. > > > Do not pack the following items in your hand luggage: > > > - While the list of banned items can differ between airlines, the general rule of thumb is nothing flammable, sharp or explosive. This includes screwdrivers, knives, fuels and bleaching agents. Sporting equipment like golf clubs, and objects that could injure passengers, such as firearms and ammunition, can't come on board with you either. > > > What to wear on a flight: > > > - Comfort should be your priority when picking what to wear during your flight. Consider your footwear carefully too, as swelling of the feet and ankles can be a side effect of flying. Shoes which are flat and slightly roomy are always a good idea. > - Most travelers are aware of deep vein thrombosis (DVT), a blood clot condition caused by prolonged periods of sitting. There's plenty you can do to reduce your risk. Don a pair of compression tights or socks, drink plenty of water and remember to keep your legs and feet moving. Walk around the cabin when possible or perform some stretches in your seat. ### How to get through airport security fast when flying to Sunset Hills? > - Airport security personnel first need to establish that you have a valid passport and boarding pass before you can proceed any further. Keep them within easy reach. > - The X-ray machine comes next. Remove anything on you that is likely to set off the scanner's alarm. This includes items like earphones or headphones, as well as heavy jackets or coats. They'll need to be placed on the conveyor belt for screening. > - All your electronic devices, including your phone and laptop, will also need to be scanned. > - Any liquids or gels, such as lip balm or cologne, that you want to take on board must be no greater than 3.4 ounces (100 milliliters). Also, everything must fit inside a quart-size (one liter), clear zip-lock bag. > - Choosing your footwear wisely can save you a few precious minutes. Boots and bulky shoes are often required to be removed and X-rayed separately. Slip-on shoes usually aren't. > - Avoid taking prohibited items in your carry-on bag. If you have any sharp objects like a pocket knife or tools, put them in your checked baggage. They won't be allowed on board. ## Frequently asked questions ### What month is the cheapest to fly to St. Louis? ### Which US cities have the cheapest flights to St. Louis? > - Burlington (BRL, BTV) > - Quincy (UIN) > - Chicago (MDW, ORD) > - Waco (ACT) > - Madison (MSN) > > > with fares often starting from $29. ### Which US cities fly direct to St. Louis? > - New York (JFK, LGA) > - Denver (DEN) > - Dallas (DAL, DFW) > - Newark (EWR) > - Houston (HOU, IAH) > > > To Williamson County Regional (MWA) > - Chicago (ORD) ### How to find a cheap flight to St. Louis? ### Which airlines fly to St. Louis? > - Alaska Airlines > - American Airlines > - Delta > - Delta Air Lines > - Frontier Airlines > - Spirit Airlines > - United ### Where do you fly into St. Louis? > - The closest major airport is St. Louis, MO (STL-Lambert-St. Louis Intl.), about 14 miles from the city center, which is a hub for American Airlines, WN, and United, with other airlines like Delta, Frontier Airlines also operating here. > - Marion, IL (MWA-Williamson County Regional) is another option, about 111 miles away, serving as a hub for Contour Airlines. ### What is the cheapest airport to fly to in St. Louis? ### Which budget airlines fly to St. Louis? > - Southwest Airlines > - Frontier Airlines > - Spirit Airlines > - WestJet > - Sun Country Airlines > - GOL Linhas Aereas Inteligentes > - GOL Linhas Aereas S.A. ### What is the best month to visit St. Louis? ### How far in advance should I book a flight to St. Louis? ### What day of the week is cheapest day to buy a plane ticket to St. Louis? ### What is the most expensive month to fly to St. Louis? ### How far is the airport from central St. Louis? ### How can I track flight prices to St. Louis? ### How to get a cheap last-minute flight to St. Louis? ### Can I earn miles booking a flight to St. Louis with Expedia? ### Can I save money by booking a St. Louis trip package? ### Can I change or cancel my flight to St. Louis? \*Flight schedules are subject to change. ## Book with confidence # Tips to find the cheapest flights to Sunset Hills **The cheapest day to fly** Get started finding a cheap flight to Sunset Hills 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** April is the cheapest month to fly to Sunset Hills. 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 Sunset Hills. 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 Sunset Hills, 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 Sunset Hills** The lowest price for round-trip flights to Sunset Hills in 2026 starts from from $56, while one-way tickets start from from $28\. 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 Sunset Hills. If you have a preferred departure time or airline, you can use the handy filters to customize your search. **The cheapest airlines flying to Sunset Hills** Frontier Airlines, American Airlines, Southwest Airlines, Delta, Alaska Airlines, United are just some of the airlines that can typically offer cheap tickets to Sunset Hills. 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 Sunset Hills and countless more destinations worldwide. **The most affordable airports to fly into** To view the cheapest airports to fly into for Sunset Hills, 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 Sunset Hills. 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 Sunset Hills 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 Sunset Hills** 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 Sunset Hills. **Stopover savings** The cheapest tickets to Sunset Hills are sometimes those with a stopover. Book one of these flights, and you'll change planes at an airport en route to Sunset Hills. 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 Sunset Hills 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 Sunset Hills. Simply download the free Expedia app to your smart device and activate Sunset Hills 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 Sunset Hills. 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. ## Travel information | Destination airport | Lambert-St. Louis Intl. | | ----------------------------- | ----------------------- | | Destination airport IATA code | STL | | Destination city name | St. Louis | | Roundtrip price | $56 | ## Trending flights to Sunset Hills Prices were available within the past 7 days and start at $28 for one-way flights and $56 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ![Frontier Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/F9.gif) Sat, Apr 18 - Sat, Apr 25 DEN Denver STL St. Louis $56 Roundtrip found 3 hours ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:DEN,to:STL,departure:4/18/2026TANYT&leg2=from:STL,to:DEN,departure:4/25/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:55.96&airProductToken=AQowCi4IxnISBDMzMDIYg2kg8lwo_NqKAzCA3IoDOEVAAFgBagRQQ18xcgdLMjFTWFMyCjAKLgjGchIENDU2NxjyXCCDaSiNq4sDMKasiwM4RUAAWAFqBFBDXzFyB0syMVNYUzISCggBEAEYASoCRjkYASIECAEQASgCKAMwDQ) \*Available to One Key members.