Title: $243 Cheap flights from Appleton to Casper (ATW to CPR) - Expedia.com ![Casper featuring landscape views and golf](https://images.trvl-media.com/place/6055899/008589a9-fc96-46ff-8eb9-c572559321cd.jpg?impolicy=fcrop&w=1200&h=500&q=medium) Photo by Casper Area Convention and Visitors Bureau ![](https://images.trvl-media.com/place/6055899/008589a9-fc96-46ff-8eb9-c572559321cd.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # $243 Cheap Flights from Appleton (ATW) to Casper (CPR) [View $243 flight on Fri, Mar 13, 2026](https://expedia.com/Flights-Search?trip=oneway&leg1=from:ATW,to:CPR,departure:3/13/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:242.90&airProductToken=AQpyCjcI1YIBEgQ1MzE3GOC0ASCDaSjkwYcDMKPDhwM4TkAAWAFqCjFfYmFzaWNlY29yCFNBQTJBREJOCjcI1YIBEgQ0Nzk3GINpIOKLASjNxIcDMJjFhwM4TkAAWAFqCjFfYmFzaWNlY29yCFNBQTJBREJOEgoIARABGAEqAlVBGAEiBAgBEAEoAigDKAQwCw) - [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 ## Popular airlines from Appleton, WI (ATW-Appleton Intl.) to Casper, WY (CPR-Natrona County Intl.) - ![](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:ATW,to:CPR,departure:3/3/2026TANYT&leg2=from:CPR,to:ATW,departure:3/10/2026TANYT&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:ATW,to:CPR,departure:3/3/2026TANYT&leg2=from:CPR,to:ATW,departure:3/10/2026TANYT&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:ATW,to:CPR,departure:3/3/2026TANYT&leg2=from:CPR,to:ATW,departure:3/10/2026TANYT&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:ATW,to:CPR,departure:3/3/2026TANYT&leg2=from:CPR,to:ATW,departure:3/10/2026TANYT&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:ATW,to:CPR,departure:3/3/2026TANYT&leg2=from:CPR,to:ATW,departure:3/10/2026TANYT&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:ATW,to:CPR,departure:3/3/2026TANYT&leg2=from:CPR,to:ATW,departure:3/10/2026TANYT&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:ATW,to:CPR,departure:3/3/2026TANYT&leg2=from:CPR,to:ATW,departure:3/10/2026TANYT&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) ## Cheap Flights from Appleton to Casper (ATW-CPR) Prices were available within the past 7 days and start at $243 for one-way flights and $269 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Tue, Apr 7 - Sat, Apr 11 ATW Appleton CPR Casper $269 Roundtrip found 3 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:ATW,to:CPR,departure:4/7/2026TANYT&leg2=from:CPR,to:ATW,departure:4/11/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:268.40&airProductToken=AQqqAQo3CNWCARIENDY0MhjgtAEgrhwoit6JAzDg3okDOE5AAFgBagoxX2Jhc2ljZWNvcghLRkEyQURCTgo2CNWCARIEMjQ5NBiuHCCDaSi134kDMOTgiQM4TkAAWAFqCjFfYmFzaWNlY29yCEtGQTJBREJOCjcI1YIBEgQ1MjI2GINpIOKLASiv4YkDMPfhiQM4TkAAWAFqCjFfYmFzaWNlY29yCEtGQTJBREJOCqkBCjcI1YIBEgQ0NjU4GOKLASCDaSjpiooDMMGLigM4TkAAWAFqCjFfYmFzaWNlY29yCEtGQTJBREJOCjUI1YIBEgM2NzUYg2kgrhwonYyKAzC8jYoDOE5AAFgBagoxX2Jhc2ljZWNvcghLRkEyQURCTgo3CNWCARIENTc2MRiuHCDgtAEolo6KAzDfjooDOE5AAFgBagoxX2Jhc2ljZWNvcghLRkEyQURCThIKCAEQARgBKgJVQRgBIgQIARABKAIoAygEMAs) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Sat, Feb 28 - Sat, Mar 7 ATW Appleton CPR Casper $304 Roundtrip found 3 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:ATW,to:CPR,departure:2/28/2026TANYT&leg2=from:CPR,to:ATW,departure:3/7/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:303.10&airProductToken=AQqqAQo3CNWCARIENTY5MRjgtAEgrhwo97KGAzDNs4YDOE5AAFgBagoxX2Jhc2ljZWNvcghLRkE0QURCTgo2CNWCARIEMjQ5NBiuHCCDaSi2tIYDMOi1hgM4TkAAWAFqCjFfYmFzaWNlY29yCEtGQTRBREJOCjcI1YIBEgQ1MjI2GINpIOKLASirtoYDMPW2hgM4TkAAWAFqCjFfYmFzaWNlY29yCEtGQTRBREJOCnIKNwjVggESBDU4MDkY4osBIINpKLeChwMwkYOHAzhOQABYAWoKMV9iYXNpY2Vjb3IITEZBN0FEQk4KNwjVggESBDQ3NjAYg2kg4LQBKLmDhwMwzoSHAzhOQABYAWoKMV9iYXNpY2Vjb3IITEZBN0FEQk4SCggBEAEYASoCVUEYASIECAEQASgCKAMoBDAL) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Tue, Apr 7 - Sat, Apr 11 ATW Appleton CPR Casper $320 Roundtrip found 3 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:ATW,to:CPR,departure:4/7/2026TANYT&leg2=from:CPR,to:ATW,departure:4/11/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:319.53&airProductToken=AQqqAQo3CNWCARIENDY0MhjgtAEgrhwoit6JAzDg3okDOE5AAFgBagoxX2Jhc2ljZWNvcghLRkEyQURCTgo2CNWCARIEMjQ5NBiuHCCDaSi134kDMOTgiQM4TkAAWAFqCjFfYmFzaWNlY29yCEtGQTJBREJOCjcI1YIBEgQ1MjI2GINpIOKLASiv4YkDMPfhiQM4TkAAWAFqCjFfYmFzaWNlY29yCEtGQTJBREJOCqoBCjcI1YIBEgQ0NjMxGOKLASCDaSjpiIoDMMGJigM4TkAAWAFqCjFfYmFzaWNlY29yCExGQTdBREJOCjYI1YIBEgQyODY1GINpIK4cKOuJigMwiIuKAzhOQABYAWoKMV9iYXNpY2Vjb3IITEZBN0FEQk4KNwjVggESBDU5NzMYrhwg4LQBKLOLigMw_IuKAzhOQABYAWoKMV9iYXNpY2Vjb3IITEZBN0FEQk4SCggBEAEYASoCVUEYASIECAEQASgCKAMoBDAL) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Tue, Apr 7 - Sat, Apr 11 ATW Appleton CPR Casper $324 Roundtrip found 3 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:ATW,to:CPR,departure:4/7/2026TANYT&leg2=from:CPR,to:ATW,departure:4/11/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:323.83&airProductToken=AQqqAQo3CNWCARIENDczMRjgtAEgrhwogtyJAzDY3IkDOE5AAFgBagoxX2Jhc2ljZWNvcghMRkE3QURCTgo2CNWCARIEMTExMxiuHCCDaSiT3YkDMMPeiQM4TkAAWAFqCjFfYmFzaWNlY29yCExGQTdBREJOCjcI1YIBEgQ1Mjk0GINpIOKLASj-3okDMMbfiQM4TkAAWAFqCjFfYmFzaWNlY29yCExGQTdBREJOCqkBCjcI1YIBEgQ0NjU4GOKLASCDaSjpiooDMMGLigM4TkAAWAFqCjFfYmFzaWNlY29yCEtGQTJBREJOCjUI1YIBEgM2NzUYg2kgrhwonYyKAzC8jYoDOE5AAFgBagoxX2Jhc2ljZWNvcghLRkEyQURCTgo3CNWCARIENTc2MRiuHCDgtAEolo6KAzDfjooDOE5AAFgBagoxX2Jhc2ljZWNvcghLRkEyQURCThIKCAEQARgBKgJVQRgBIgQIARABKAIoAygEMAs) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Wed, Apr 1 - Sat, Apr 18 ATW Appleton CPR Casper $328 Roundtrip found 3 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:ATW,to:CPR,departure:4/1/2026TANYT&leg2=from:CPR,to:ATW,departure:4/18/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:327.80&airProductToken=AQpGCiEI1YIBEgQ1MzE3GOC0ASCDaSjPl4kDMIOZiQM4S0AAWAEKIQjVggESBDUyOTQYg2kg4osBKL6biQMwhpyJAzhLQAFYAQpGCiEI1YIBEgQ1ODA5GOKLASCDaSi62ooDMJXbigM4S0AAWAEKIQjVggESBDQ3NjAYg2kg4LQBKMTbigMw3dyKAzhLQAFYARIKCAEQARgBKgJVQRgBIgQIARABKAQwAQ) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Sat, Apr 4 - Tue, Apr 14 ATW Appleton CPR Casper $334 Roundtrip found 3 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:ATW,to:CPR,departure:4/4/2026TANYT&leg2=from:CPR,to:ATW,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:333.10&airProductToken=AQpoCiEI1YIBEgQ0MTY1GOC0ASCuHCjevIkDMK29iQM4S0AAWAEKIAjVggESBDI0OTQYrhwgg2ko1b2JAzCEv4kDOEtAAVgBCiEI1YIBEgQ1MjI2GINpIOKLASjPv4kDMJfAiQM4S0ABWAEKRgohCNWCARIENTgwORjiiwEgg2kouq2KAzCVrooDOEtAAFgBCiEI1YIBEgQ0NzYwGINpIOC0ASjErooDMN2vigM4S0ABWAESCggBEAEYASoCVUEYASIECAEQASgEMAE) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Sat, Apr 4 - Fri, Apr 17 ATW Appleton CPR Casper $339 Roundtrip found 3 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:ATW,to:CPR,departure:4/4/2026TANYT&leg2=from:CPR,to:ATW,departure:4/17/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:338.40&airProductToken=AQpoCiEI1YIBEgQ0MTY1GOC0ASCuHCjevIkDMK29iQM4S0AAWAEKIAjVggESBDI0OTQYrhwgg2ko1b2JAzCEv4kDOEtAAVgBCiEI1YIBEgQ1MjI2GINpIOKLASjPv4kDMJfAiQM4S0ABWAEKaAohCNWCARIENTgwORjiiwEgg2koms-KAzD1z4oDOEtAAFgBCiAI1YIBEgQxNDExGINpIK4cKLDQigMwzNGKAzhLQAFYAQohCNWCARIENjAzNhiuHCDgtAEoodKKAzDq0ooDOEtAAVgBEgoIARABGAEqAlVBGAEiBAgBEAEoBDAB) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Sat, Feb 28 - Wed, Mar 4 ATW Appleton CPR Casper $344 Roundtrip found 3 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:ATW,to:CPR,departure:2/28/2026TANYT&leg2=from:CPR,to:ATW,departure:3/4/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:343.10&airProductToken=AQpoCiEI1YIBEgQ0NDUyGOC0ASCuHCi2s4YDMIm0hgM4S0AAWAEKIAjVggESBDI0OTQYrhwgg2kotrSGAzDotYYDOEtAAVgBCiEI1YIBEgQ1MjI2GINpIOKLASirtoYDMPW2hgM4S0ABWAEKRgohCNWCARIENDY1OBjiiwEgg2ko5N-GAzC_4IYDOEtAAFgBCiEI1YIBEgQ0NzYwGINpIOC0ASjZ4YYDMPDihgM4S0ABWAESCggBEAEYASoCVUEYASIECAEQASgEMAE) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Tue, Apr 7 - Sat, Apr 11 ATW Appleton CPR Casper $359 Roundtrip found 3 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:ATW,to:CPR,departure:4/7/2026TANYT&leg2=from:CPR,to:ATW,departure:4/11/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:358.83&airProductToken=AQqqAQo3CNWCARIENDczMRjgtAEgrhwogtyJAzDY3IkDOE5AAFgBagoxX2Jhc2ljZWNvcghMRkE3QURCTgo2CNWCARIEMTExMxiuHCCDaSiT3YkDMMPeiQM4TkAAWAFqCjFfYmFzaWNlY29yCExGQTdBREJOCjcI1YIBEgQ1Mjk0GINpIOKLASj-3okDMMbfiQM4TkAAWAFqCjFfYmFzaWNlY29yCExGQTdBREJOCqoBCjcI1YIBEgQ1NTEzGOKLASCDaSiNh4oDMOSHigM4TkAAWAFqCjFfYmFzaWNlY29yCExGQTdBREJOCjYI1YIBEgQyNDMwGINpIK4cKJmIigMwt4mKAzhOQABYAWoKMV9iYXNpY2Vjb3IITEZBN0FEQk4KNwjVggESBDUyNTUYrhwg4LQBKI6KigMw1IqKAzhOQABYAWoKMV9iYXNpY2Vjb3IITEZBN0FEQk4SCggBEAEYASoCVUEYASIECAEQASgCKAMoBDAL) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Sat, Feb 21 - Wed, Mar 11 ATW Appleton CPR Casper $363 Roundtrip found 3 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:ATW,to:CPR,departure:2/21/2026TANYT&leg2=from:CPR,to:ATW,departure:3/11/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:362.79&airProductToken=AQpGCiEI1YIBEgQ1MzE3GOC0ASCDaSid4YUDMN_ihQM4TEAAWAEKIQjVggESBDQ2ODcYg2kg4osBKIzjhQMw3OOFAzhMQAFYAQpGCiEI1YIBEgQ1ODA5GOKLASCDaSj7rocDMNWvhwM4S0AAWAEKIQjVggESBDQ3NjAYg2kg4LQBKP2vhwMwkrGHAzhLQAFYARIKCAEQARgBKgJVQRgBIgQIARABKAQwAQ) ![](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_) ## Alternative airports near Casper Prices were available within the past 7 days. Prices and availability are subject to change. [](https://www.expedia.com/Flights-Search?leg1=from:ATW,to:CPR,departure:3/3/2026TANYT&leg2=from:CPR,to:ATW,departure:3/17/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) CPR Natrona County Intl. CheapestClosest 12 min [Flights from $344 ](https://www.expedia.com/Flights-Search?leg1=from:ATW,to:CPR,departure:3/3/2026TANYT&leg2=from:CPR,to:ATW,departure:3/17/2026TANYT&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 Appleton, WI (ATW-Appleton Intl.) to Casper, WY (CPR-Natrona County Intl.) cost? ### What is the cheapest month to fly from Appleton, WI (ATW-Appleton Intl.) to Casper, WY (CPR-Natrona County Intl.)? ### Which airlines fly direct from Appleton, WI (ATW-Appleton Intl.) to Casper, WY (CPR-Natrona County Intl.)? ### What is the cheapest airline that flies from Appleton, WI (ATW-Appleton Intl.) to Casper, WY (CPR-Natrona County Intl.)? ### How do I find cheap flights from Appleton, WI (ATW-Appleton Intl.) to Casper, WY (CPR-Natrona County Intl.)? ### What is the best time to fly from Appleton, WI (ATW-Appleton Intl.) to Casper, WY (CPR-Natrona County Intl.)? ### What is the earliest flight from Appleton, WI (ATW-Appleton Intl.) to Casper, WY (CPR-Natrona County Intl.)? ### What are the most popular departure times for flights from Appleton, WI (ATW-Appleton Intl.) to Casper, WY (CPR-Natrona County Intl.)? ### How long does it take to fly from Appleton, WI (ATW-Appleton Intl.) to Casper, WY (CPR-Natrona County Intl.)? ### Can you fly business or first class from Appleton, WI (ATW-Appleton Intl.) to Casper, WY (CPR-Natrona County Intl.)? ### How do I earn miles on a Appleton, WI (ATW-Appleton Intl.) to Casper, WY (CPR-Natrona County Intl.) flight with Expedia? ### What airports do you fly into for Casper from Appleton Intl. (ATW)? ### Is it cheaper to buy a plane ticket from Appleton, WI (ATW-Appleton Intl.) to Casper, WY (CPR-Natrona County Intl.) at the last minute? ### Is it cheaper to book a Appleton, WI (ATW-Appleton Intl.) to Casper, WY (CPR-Natrona County Intl.) flight and hotel package? ### Can I cancel or change the date of my flight from Appleton, WI (ATW-Appleton Intl.) to Casper, WY (CPR-Natrona County Intl.)? ## Travel information | Origin airport | Appleton Intl. | | ------------------- | -------------------- | | Destination airport | Natrona County Intl. | | Roundtrip price | $268 | | Distance | 901 mi | ## Book with confidence # Appleton to Casper Flights The cheapest times to fly from Appleton to Casper 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 Appleton to Casper are during the month of April. You can find some of the cheapest flights from Appleton to Casper with Expedia's search tool and vast selection of airlines. The best time to book a flight from Appleton to Casper Sunday is one of the best days to book for cheap flights from Appleton to Casper: 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 Appleton to Casper 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 Appleton to Casper in 2026\. You can also book with separate airlines for your outbound and return journeys, from $243 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 Appleton to Casper 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 Appleton to Casper 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. ## Explore a world of travel with Expedia - Lodging - Flights - Packages - Cars - Vacation Rentals - Other - [Mountain View Hotels ](https://www.expedia.com/Mountain-View-Hotels.d553248634983132935.Travel-Guide-Hotels) - [Casper Hotels ](https://www.expedia.com/Casper-Hotels.d6055899.Travel-Guide-Hotels) - [Mills Hotels ](https://www.expedia.com/Mills-Hotels.d553248634983189503.Travel-Guide-Hotels) - [Bar Nunn Hotels ](https://www.expedia.com/Bar-Nunn-Hotels.d3000462149.Travel-Guide-Hotels) - [Motels in Bar Nunn ](https://www.expedia.com/Bar-Nunn-Motels.d3000462149-aaMotels.Travel-Guide-Accommodation) - [4 Star Hotels in Bar Nunn ](https://www.expedia.com/4Star-Bar-Nunn-Hotels.s40-0-d3000462149.Travel-Guide-Filter-Hotels) - [5 Star Hotels in Bar Nunn ](https://www.expedia.com/5Star-Bar-Nunn-Hotels.s50-0-d3000462149.Travel-Guide-Filter-Hotels) - [Hotels near Fort Casper Museum ](https://www.expedia.com/Fort-Casper-Museum-Hotels.0-l6186094-0.Travel-Guide-Filter-Hotels) - 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