Title: $885 Cheap flights from Washington to Lanzhou (DCA to LHW) - Expedia.com ![Close up view of the door knobs.](https://images.trvl-media.com/place/553248633981730374/282e639d-8556-4eb3-817b-dbc3606fe2d2.jpg?impolicy=fcrop&w=1200&h=500&q=medium) Photo by Wong Kong Meng ![](https://images.trvl-media.com/place/553248633981730374/282e639d-8556-4eb3-817b-dbc3606fe2d2.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # $885 Cheap Flights from Washington (DCA) to Lanzhou (LHW) [View $885 flight on Mon, May 11, 2026](https://expedia.com/Flights-Search?trip=oneway&leg1=from:DCA,to:LHW,departure:5/11/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:884.20&airProductToken=AQqGAQorCMGmARIBNRhDIIu4ASjn2YwDMMLcjAM4U0AAWAFqAk1BcghTSDJPQVZNTgoqCMO0ARIDMzI4GIu4ASCCaCja4YwDMOPojAM4VkABWAFyCFYyQVpGU1VDCisIw7QBEgQzMjUxGIJoIOuxASjO74wDMJHxjAM4S0ABWAFyCFYyQVpGU1VDEgoIARABGAEqAkNaGAEiBAgBEAEoAigDKAQwAQ) ## Popular airlines from Ronald Reagan Washington National Airport (DCA) to Lanzhou (LHW-Zhongchuan) - ![](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:DCA,to:LHW,departure:3/19/2026TANYT&leg2=from:LHW,to:DCA,departure:3/26/2026TANYT&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:DCA,to:LHW,departure:3/19/2026TANYT&leg2=from:LHW,to:DCA,departure:3/26/2026TANYT&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:DCA,to:LHW,departure:3/19/2026TANYT&leg2=from:LHW,to:DCA,departure:3/26/2026TANYT&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:DCA,to:LHW,departure:3/19/2026TANYT&leg2=from:LHW,to:DCA,departure:3/26/2026TANYT&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:DCA,to:LHW,departure:3/19/2026TANYT&leg2=from:LHW,to:DCA,departure:3/26/2026TANYT&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:DCA,to:LHW,departure:3/19/2026TANYT&leg2=from:LHW,to:DCA,departure:3/26/2026TANYT&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:DCA,to:LHW,departure:3/19/2026TANYT&leg2=from:LHW,to:DCA,departure:3/26/2026TANYT&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 Washington to Lanzhou (DCA-LHW) Prices were available within the past 7 days and start at $885 for one-way flights and $1,759 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) Wed, Mar 18 - Wed, Mar 25 DCA Washington LHW Lanzhou $1,759 Roundtrip found 23 hours ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:DCA,to:LHW,departure:3/18/2026TANYT&leg2=from:LHW,to:DCA,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:1758.23&airProductToken=AQqXAQovCNWCARIDMzY5GEMgsnEo9PiHAzDt-4cDOEdAAFgBagZTVERFQ09yB1ZMWE5DVUUKMAjDggESAzk4NhiycSCPUSiQ_YcDMNiDiAM4VkABWAFqBlNUREVDT3IHVkxYTkNVRQoyCMOCARIEMTI3NxiPUSDrsQEowYSIAzDDhYgDOFZAAVgBagZTVERFQ09yB1ZMWE5DVUUKmAEKMgjDggESBDEyNzIY67EBII9RKOnFiAMw8MaIAzhMQABYAWoGU1RERUNPcgdMTFhOQ1VKCjAIw4IBEgM5ODEYj1EgqVEo98eIAzCez4gDOExAAVgBagZTVERFQ09yB0xMWE5DVUoKMAjBggESBDQ1MzgYqVEgQyjN04gDMKfUiAM4TkABWAFqBlNUREVDT3IHTExYTkNVShIKCAEQARgBKgJDQRgBIgQIARABKAIoAygEMAE) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Wed, Mar 18 - Wed, Mar 25 DCA Washington LHW Lanzhou $1,765 Roundtrip found 23 hours ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:DCA,to:LHW,departure:3/18/2026TANYT&leg2=from:LHW,to:DCA,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:1764.57&airProductToken=AQqXAQovCNWCARIDMzY5GEMgsnEo9PiHAzDt-4cDOEdAAFgBagZTVERFQ09yB1ZMWE5DVUUKMAjDggESAzk4NhiycSCPUSiQ_YcDMNiDiAM4VkABWAFqBlNUREVDT3IHVkxYTkNVRQoyCMOCARIEMTI3NxiPUSDrsQEowYSIAzDDhYgDOFZAAVgBagZTVERFQ09yB1ZMWE5DVUUKmAEKMgjDggESBDEyMDgY67EBII9RKJTFiAMwoMaIAzhMQABYAWoGU1RERUNPcgdMTFhOQ1VKCjAIw4IBEgM5ODEYj1EgqVEo98eIAzCez4gDOExAAVgBagZTVERFQ09yB0xMWE5DVUoKMAjBggESBDQ0NzYYqVEgQyjP1ogDMLXXiAM4TkABWAFqBlNUREVDT3IHTExYTkNVShIKCAEQARgBKgJDQRgBIgQIARABKAIoAygEMAE) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Wed, Mar 18 - Wed, Mar 25 DCA Washington LHW Lanzhou $1,845 Roundtrip found 23 hours ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:DCA,to:LHW,departure:3/18/2026TANYT&leg2=from:LHW,to:DCA,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:1844.83&airProductToken=AQqjAQovCNWCARIDMzY5GEMgsnEo9PiHAzDt-4cDOFRAAFgBagUyX2Vjb3IIVExYMDNOTzIKMAjVggESAzg4OBiycSCPUSjP_IcDMLWDiAM4VEAAWAFqBTJfZWNvcghUTFgwM05PMgo-CNWCARIENzU2MxiPUSDrsQEowYSIAzDDhYgDOFRAAFgBagUyX2Vjb3IIVExYMDNOTzJ6CgjDggESBDc1NjMKywEKMgjDggESBDEyMDgY67EBII9RKJTFiAMwoMaIAzhXQABYAWoFMl9lY29yCEdMWDAzUE8yCjAI1YIBEgM4ODkYj1EgsnEo6MeIAzCazYgDOEdAAFgBagUyX2Vjb3IIR0xYMDNQTzIKMQjVggESBDIyNzgYsnEgrhwoudCIAzC_0ogDOEdAAFgBagUyX2Vjb3IIR0xYMDNQTzIKMAjVggESBDEwNzcYrhwgQyj00ogDMOPTiAM4R0AAWAFqBTJfZWNvcghHTFgwM1BPMhIKCAEQARgBKgJVQRgBIgQIARABKAIoAygEMAs) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Wed, Mar 18 - Wed, Mar 25 DCA Washington LHW Lanzhou $1,869 Roundtrip found 23 hours ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:DCA,to:LHW,departure:3/18/2026TANYT&leg2=from:LHW,to:DCA,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:1868.23&airProductToken=AQqaAQowCNWCARIDMzY5GEMgsnEo9PiHAzDt-4cDOEdAAFgBagdGTEVYRUNPcgdWTFhSQ1VFCjEIw4IBEgM5ODYYsnEgj1EokP2HAzDYg4gDOFZAAVgBagdGTEVYRUNPcgdWTFhSQ1VFCjMIw4IBEgQxMjc3GI9RIOuxASjBhIgDMMOFiAM4VkABWAFqB0ZMRVhFQ09yB1ZMWFJDVUUKmwEKMwjDggESBDEyNzIY67EBII9RKOnFiAMw8MaIAzhMQABYAWoHRkxFWEVDT3IHTExYUkNVSgoxCMOCARIDOTgxGI9RIKlRKPfHiAMwns-IAzhMQAFYAWoHRkxFWEVDT3IHTExYUkNVSgoxCMGCARIENDUzOBipUSBDKM3TiAMwp9SIAzhOQAFYAWoHRkxFWEVDT3IHTExYUkNVShIKCAEQARgBKgJDQRgBIgQIARABKAIoBCgGMAE) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Wed, Mar 18 - Wed, Mar 25 DCA Washington LHW Lanzhou $1,875 Roundtrip found 23 hours ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:DCA,to:LHW,departure:3/18/2026TANYT&leg2=from:LHW,to:DCA,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:1874.69&airProductToken=AQqaAQowCNWCARIDMzY5GEMgsnEo9PiHAzDt-4cDOEdAAFgBagdGTEVYRUNPcgdWTFhSQ1VFCjEIw4IBEgM5ODYYsnEgj1EokP2HAzDYg4gDOFZAAVgBagdGTEVYRUNPcgdWTFhSQ1VFCjMIw4IBEgQxMjc3GI9RIOuxASjBhIgDMMOFiAM4VkABWAFqB0ZMRVhFQ09yB1ZMWFJDVUUKmwEKMwjDggESBDEyMDgY67EBII9RKJTFiAMwoMaIAzhMQABYAWoHRkxFWEVDT3IHTExYUkNVSgoxCMOCARIDOTgxGI9RIKlRKPfHiAMwns-IAzhMQAFYAWoHRkxFWEVDT3IHTExYUkNVSgoxCMGCARIENDQ3NhipUSBDKM_WiAMwtdeIAzhOQAFYAWoHRkxFWEVDT3IHTExYUkNVShIKCAEQARgBKgJDQRgBIgQIARABKAIoBCgGMAE) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Wed, Mar 18 - Wed, Mar 25 DCA Washington LHW Lanzhou $2,087 Roundtrip found 23 hours ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:DCA,to:LHW,departure:3/18/2026TANYT&leg2=from:LHW,to:DCA,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:2086.23&airProductToken=AQqaAQowCNWCARIDMzY5GEMgsnEo9PiHAzDt-4cDOEdAAFgBagdFTENURUNPcgdWTFhSRlVFCjEIw4IBEgM5ODYYsnEgj1EokP2HAzDYg4gDOFZAAVgBagdFTENURUNPcgdWTFhSRlVFCjMIw4IBEgQxMjc3GI9RIOuxASjBhIgDMMOFiAM4VkABWAFqB0VMQ1RFQ09yB1ZMWFJGVUUKmwEKMwjDggESBDEyNzIY67EBII9RKOnFiAMw8MaIAzhMQABYAWoHRUxDVEVDT3IHTExYUkZVRQoxCMOCARIDOTgxGI9RIKlRKPfHiAMwns-IAzhMQAFYAWoHRUxDVEVDT3IHTExYUkZVRQoxCMGCARIENDUzOBipUSBDKM3TiAMwp9SIAzhOQAFYAWoHRUxDVEVDT3IHTExYUkZVRRIKCAEQARgBKgJDQRgBIgQIARABKAIoBCgGMAE) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Wed, Mar 18 - Wed, Mar 25 DCA Washington LHW Lanzhou $2,094 Roundtrip found 23 hours ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:DCA,to:LHW,departure:3/18/2026TANYT&leg2=from:LHW,to:DCA,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:2093.03&airProductToken=AQqaAQowCNWCARIDMzY5GEMgsnEo9PiHAzDt-4cDOEdAAFgBagdFTENURUNPcgdWTFhSRlVFCjEIw4IBEgM5ODYYsnEgj1EokP2HAzDYg4gDOFZAAVgBagdFTENURUNPcgdWTFhSRlVFCjMIw4IBEgQxMjc3GI9RIOuxASjBhIgDMMOFiAM4VkABWAFqB0VMQ1RFQ09yB1ZMWFJGVUUKmwEKMwjDggESBDEyMDgY67EBII9RKJTFiAMwoMaIAzhMQABYAWoHRUxDVEVDT3IHTExYUkZVRQoxCMOCARIDOTgxGI9RIKlRKPfHiAMwns-IAzhMQAFYAWoHRUxDVEVDT3IHTExYUkZVRQoxCMGCARIENDQ3NhipUSBDKM_WiAMwtdeIAzhOQAFYAWoHRUxDVEVDT3IHTExYUkZVRRIKCAEQARgBKgJDQRgBIgQIARABKAIoBCgGMAE) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Wed, Mar 18 - Wed, Mar 25 DCA Washington LHW Lanzhou $2,110 Roundtrip found 23 hours ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:DCA,to:LHW,departure:3/18/2026TANYT&leg2=from:LHW,to:DCA,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:2109.98&airProductToken=AQqpAQoxCNWCARIDMzY5GEMgsnEo9PiHAzDt-4cDOFRAAFgBagdFQ09OT01ZcghUTFgwM05PMgoyCNWCARIDODg4GLJxII9RKM_8hwMwtYOIAzhUQAFYAWoHRUNPTk9NWXIIVExYMDNOTzIKQAjVggESBDc1NjMYj1Eg67EBKMGEiAMww4WIAzhUQAFYAWoHRUNPTk9NWXIIVExYMDNOTzJ6CgjDggESBDEyNzcKnwEKNAjIngESBDExMDIY67EBIK81KNXFiAMw_8aIAzhXQABYAWoHRUNPTk9NWXIITExYMDBQTzIKMwjVggESAzE5ORivNSCLuAEox8iIAzD5zYgDOExAAVgBagdFQ09OT01ZcghMTFgwMFBPMgoyCNWCARIDNjU0GIu4ASBDKOfTiAMwj9eIAzhMQAFYAWoHRUNPTk9NWXIITExYMDBQTzISCggBEAEYASoCVUEYASIECAEQASgCKAMoBDAB) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Wed, Mar 18 - Wed, Mar 25 DCA Washington LHW Lanzhou $2,118 Roundtrip found 23 hours ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:DCA,to:LHW,departure:3/18/2026TANYT&leg2=from:LHW,to:DCA,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:2117.43&airProductToken=AQqpAQoxCNWCARIDMzY5GEMgsnEo9PiHAzDt-4cDOFRAAFgBagdFQ09OT01ZcghUTFgwM05PMgoyCNWCARIDODg4GLJxII9RKM_8hwMwtYOIAzhUQAFYAWoHRUNPTk9NWXIIVExYMDNOTzIKQAjVggESBDc1NjMYj1Eg67EBKMGEiAMww4WIAzhUQAFYAWoHRUNPTk9NWXIIVExYMDNOTzJ6CgjDggESBDEyNzcKngEKNAjIngESBDExMDgY67EBIK81KJ_IiAMwnsqIAzhXQABYAWoHRUNPTk9NWXIIVExYMDNOTzIKMgjVggESAzg1OBivNSCycSiq0IgDMMjViAM4VEABWAFqB0VDT05PTVlyCFRMWDAzTk8yCjII1YIBEgQyMzg2GLJxIEMot9eIAzDp2YgDOFRAAVgBagdFQ09OT01ZcghUTFgwM05PMhIKCAEQARgBKgJVQRgBIgQIARABKAIoAygEMAE) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Wed, Mar 18 - Wed, Mar 25 DCA Washington LHW Lanzhou $3,299 Roundtrip found 23 hours ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:DCA,to:LHW,departure:3/18/2026TANYT&leg2=from:LHW,to:DCA,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:3298.98&airProductToken=AQp-CioIwYIBEgQyODI4GEMgi7gBKMv9hwMwtICIAzhOQABYAXIIQjJMRkZZVUMKKgjDtAESAzMyOBiLuAEggmgo6IGIAzCjiYgDOEJAAVgBcghCMkxGRllVQwokCMO0ARIEMzIwNRiCaCDrsQEogoqIAzDKi4gDOEFAAVgBcgFBCn0KJAjDtAESBDMyMDYY67EBIIJoKJzEiAMw1cWIAzhaQABYAXIBWgoqCMO0ARIDMzI3GIJoIIu4ASj-yIgDMPbOiAM4QUABWAFyCEEyTFNSWVVDCikIxJgBEgMzOTIYi7gBIEMo2tSIAzDy1ogDOEtAAVgBcghBMkxTUllVQxIKCAEQARgBKgJDWhgBIgQIARABKAIoAygEMAE) ![](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 ### How much does a flight from Ronald Reagan Washington National Airport (DCA) to Zhongchuan Airport (LHW) cost? ### What is the cheapest month to fly from Ronald Reagan Washington National Airport (DCA) to Zhongchuan Airport (LHW)? ### What is the cheapest airline that flies from Ronald Reagan Washington National Airport (DCA) to Zhongchuan Airport (LHW)? ### How many flights per day from Ronald Reagan Washington National Airport (DCA) to Zhongchuan Airport (LHW)? ### What day of the week has the most flights from DCA to LHW? ### What is the best time to fly from Ronald Reagan Washington National Airport (DCA) to Zhongchuan Airport (LHW)? ### Is it cheaper to buy a plane ticket from Ronald Reagan Washington National Airport (DCA) to Zhongchuan Airport (LHW) last-minute? ### Is it cheaper to book a DCA to LHW flight and hotel package? ### Can I cancel or change the date of my flight from Ronald Reagan Washington National Airport (DCA) to Zhongchuan Airport (LHW)? ## Travel information | Origin airport | Ronald Reagan Washington National | | ------------------- | --------------------------------- | | Destination airport | Zhongchuan | | Roundtrip price | $1,758 | | Distance | 7229 mi | ## Book with confidence # Washington to Lanzhou Flights The cheapest times to fly from Washington to Lanzhou 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 Washington to Lanzhou are during the month of March. You can find some of the cheapest flights from Washington to Lanzhou with Expedia's search tool and vast selection of airlines. The best time to book a flight from Washington to Lanzhou Sunday is one of the best days to book for cheap flights from Washington to Lanzhou: 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 Washington to Lanzhou 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 Washington to Lanzhou in 2026\. You can also book with separate airlines for your outbound and return journeys, from $885 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 Washington to Lanzhou 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 Washington to Lanzhou 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 - [Lanzhou Hotels ](https://www.expedia.com/Lanzhou-Hotels.d2071.Travel-Guide-Hotels) - [Resorts & Hotels with Spas in Lanzhou ](https://www.expedia.com/Lanzhou-Hotels-Spa-Hotel.0-0-d2071-tSpaHotel.Travel-Guide-Filter-Hotels) - [Apartments in Lanzhou ](https://www.expedia.com/Lanzhou-Apartments.d2071-aaApartments.Travel-Guide-Accommodation) - [Hotels with Bars in Lanzhou ](https://www.expedia.com/Lanzhou-Hotels-Bar-Hotel.0-0-d2071-tBarHotel.Travel-Guide-Filter-Hotels) - [Hostels in Lanzhou ](https://www.expedia.com/Lanzhou-Hostels.d2071-aaHostels.Travel-Guide-Accommodation) - [Hotels near Xiliugou Subdistrict ](https://www.expedia.com/Xiliugou-Subdistrict-Lanzhou-Hotels.0-n553248635975866887-0.Travel-Guide-Filter-Hotels) - [Hotels near Anning ](https://www.expedia.com/Anning-Lanzhou-Hotels.0-n553248633981730089-0.Travel-Guide-Filter-Hotels) - 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