标题:华盛顿(IAD)飞往蒙罗维亚(ROB) $677 起: 华盛顿往蒙罗维亚平价机票 | Expedia.com ![](https://images.trvl-media.com/place/2353/fdc06396-59ac-4af5-bc78-4f9b3ce18f4d.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/2353/fdc06396-59ac-4af5-bc78-4f9b3ce18f4d.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # 从华盛顿飞往蒙罗维亚机票含税$677 起 [查看 2026 年 9 月 10 日(周四)的 $677 航班](https://expedia.com/Flights-Search?trip=oneway&leg1=from:IAD,to:ROB,departure:9/10/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:676.60&airProductToken=AQpeCiwI1JYBEgE4GIgYIMicASjpu5cDMMbAlwM4UUAAWAFqAlJTcghRTFYzUFhPVwouCNSWARIDNjI3GMicASDRCyiLyJcDMIbNlwM4UUABWAFqAlJTcghRTFYzUFhPVxIKCAEQARgBKgJUSxgBIgQIARABKAIoBCgGMAE) ## 从华盛顿杜勒斯国际机场 (IAD)飞往罗伯特国际机场 (ROB)的热门航空公司 - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_ET.svg) 埃塞俄比亚航空 [](https://www.expedia.com/Flights-Search?leg1=from:IAD,to:ROB,departure:4/19/2026TANYT&leg2=from:ROB,to:IAD,departure:4/26/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"ET"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_LX.svg) 瑞士国际航空 [](https://www.expedia.com/Flights-Search?leg1=from:IAD,to:ROB,departure:4/19/2026TANYT&leg2=from:ROB,to:IAD,departure:4/26/2026TANYT&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_SN.svg) 布鲁塞尔航空 [](https://www.expedia.com/Flights-Search?leg1=from:IAD,to:ROB,departure:4/19/2026TANYT&leg2=from:ROB,to:IAD,departure:4/26/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"SN"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_TK.svg) 土耳其航空 [](https://www.expedia.com/Flights-Search?leg1=from:IAD,to:ROB,departure:4/19/2026TANYT&leg2=from:ROB,to:IAD,departure:4/26/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"TK"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_UA.svg) 联合航空 [](https://www.expedia.com/Flights-Search?leg1=from:IAD,to:ROB,departure:4/19/2026TANYT&leg2=from:ROB,to:IAD,departure:4/26/2026TANYT&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_AT.svg) 摩洛哥皇家航空 [](https://www.expedia.com/Flights-Search?leg1=from:IAD,to:ROB,departure:4/19/2026TANYT&leg2=from:ROB,to:IAD,departure:4/26/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AT"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_BA.svg) 英国航空 [](https://www.expedia.com/Flights-Search?leg1=from:IAD,to:ROB,departure:4/19/2026TANYT&leg2=from:ROB,to:IAD,departure:4/26/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"BA"}}]) - ![](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### 掌握动态 收取机票价格下降或上涨的通知\* - ![](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### 明智之选 预订机票后,加订精选酒店最多可省 30%\* - ![](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### 双重奖励 获得我们的 OneKeyCash 奖励金的同时还能累积航空里程 [了解 One Key 计划](https://www.expedia.com/welcome-one-key) ## 从华盛顿飞往蒙罗维亚的廉价机票 以下显示过去 7 天内找到的价格,,指定日期内单程最低 $677,往返最低 $1,189。价格和供应情况可能会有所变动。可能需遵守其他条款。 所有优惠 单程 往返 ![摩洛哥皇家航空](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AT.gif) 9 月 30 日(星期三) - 10 月 21 日(星期三) IAD 华盛顿 ROB 蒙罗维亚 $1,189 往返 最新报价 4 天前 [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:IAD,to:ROB,departure:9/30/2026TANYT&leg2=from:ROB,to:IAD,departure:10/21/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1188.83&airProductToken=AQpuCjUIwagBEgMyMTkYiBgggmsovJyZAzDvn5kDOFRAAFgBagpFRVNTRU5USUFMcghUQTBSRTFEQQo1CMGoARIDNTY3GIJrINELKLSnmQMws6mZAzhUQAFYAWoKRUVTU0VOVElBTHIIVEEwUkUxREEKbgo1CMGoARIDNTY2GNELIIJrKNn_mgMwzoGbAzhUQABYAWoKRUVTU0VOVElBTHIIVEEwUkUxREEKNQjBqAESAzIxOBiCayCIGCiEhJsDMOSHmwM4VEABWAFqCkVFU1NFTlRJQUxyCFRBMFJFMURBEgoIARABGAEqAkFUGAEiBAgBEAEoAigDKAQwAQ) ![摩洛哥皇家航空](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AT.gif) 4 月 13 日(星期一) - 4 月 24 日(星期五) IAD 华盛顿 ROB 蒙罗维亚 $1,190 往返 最新报价 11 小时前 [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:IAD,to:ROB,departure:4/13/2026TANYT&leg2=from:ROB,to:IAD,departure:4/24/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1189.73&airProductToken=AQpuCjUIwagBEgMyMTkYiBgggmso_KOKAzCvp4oDOFRAAFgBagpFRVNTRU5USUFMcghUQTBSRTFEQQo1CMGoARIDNTY3GIJrINELKPSuigMw87CKAzhUQAFYAWoKRUVTU0VOVElBTHIIVEEwUkUxREEKbgo1CMGoARIDNTY2GNELIIJrKNmWiwMwzpiLAzhUQABYAWoKRUVTU0VOVElBTHIIVEEwUkUxREEKNQjBqAESAzIxOBiCayCIGCiEm4sDMOSeiwM4VEABWAFqCkVFU1NFTlRJQUxyCFRBMFJFMURBEgoIARABGAEqAkFUGAEiBAgBEAEoAigDKAQwAQ) ![摩洛哥皇家航空](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AT.gif) 4 月 20 日(星期一) - 4 月 24 日(星期五) IAD 华盛顿 ROB 蒙罗维亚 $1,227 往返 最新报价 3 天前 [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:IAD,to:ROB,departure:4/20/2026TANYT&leg2=from:ROB,to:IAD,departure:4/24/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1226.03&airProductToken=AQpuCjUIwagBEgMyMTkYiBgggmso3PKKAzCP9ooDOE9AAFgBagpFRVNTRU5USUFMcghPQTBSRTFEQQo1CMGoARIDNTY3GIJrINELKNT9igMw0_-KAzhPQAFYAWoKRUVTU0VOVElBTHIIT0EwUkUxREEKbgo1CMGoARIDNTY2GNELIIJrKNmWiwMwzpiLAzhUQABYAWoKRUVTU0VOVElBTHIIVEEwUkUxREEKNQjBqAESAzIxOBiCayCIGCiEm4sDMOSeiwM4VEABWAFqCkVFU1NFTlRJQUxyCFRBMFJFMURBEgoIARABGAEqAkFUGAEiBAgBEAEoAigDKAQwAQ) ![布鲁塞尔航空](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/SN.gif) 10 月 20 日(星期二) - 11 月 17 日(星期二) IAD 华盛顿 ROB 蒙罗维亚 $1,315 往返 最新报价 1 天前 [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:IAD,to:ROB,departure:10/20/2026TANYT&leg2=from:ROB,to:IAD,departure:11/17/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1314.33&airProductToken=AQp4CkAI05wBEgQ4ODAyGIgYIKGkASj5-5oDMLv_mgM4TEAAWAFqCEVDT1NUQU5EcghMTFg0N1BORnoJCNWCARIDOTUwCjQI05wBEgMyNDEYoaQBINELKPuBmwMwpoabAzhMQAFYAWoIRUNPU1RBTkRyCExMWDQ3UE5GCngKNAjTnAESAzI0MRjRCyChpAEotbedAzDAup0DOExAAFgBaghFQ09TVEFORHIITExYNDdQTkYKQAjTnAESBDg4MDEYoaQBIIgYKI-9nQMwl8GdAzhMQAFYAWoIRUNPU1RBTkRyCExMWDQ3UE5GegkI1YIBEgM5NTESCggBEAEYASoCU04YASIECAEQASgCKAMoBDAL) ![加拿大航空](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) 10 月 20 日(星期二) - 11 月 17 日(星期二) IAD 华盛顿 ROB 蒙罗维亚 $1,318 往返 最新报价 1 天前 [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:IAD,to:ROB,departure:10/20/2026TANYT&leg2=from:ROB,to:IAD,departure:11/17/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1317.63&airProductToken=AQq5AQo0CMGGARIEODcyNhiIGCCYXSiB-5oDMOP7mgM4TEAAWAFqCFNUQU5EQVJEcghMTFg0N1BORgo0CMGGARIDODMyGJhdIKGkASih_JoDMLb_mgM4TEABWAFqCFNUQU5EQVJEcghMTFg0N1BORgpLCMGGARIENjM0MhihpAEg0Qso-4GbAzCmhpsDOExAAVgBaghTVEFOREFSRHIITExYNDdQTkZ6CQjTnAESAzI0MXoJCNOcARIDMjQxCngKNAjTnAESAzI0MRjRCyChpAEotbedAzDAup0DOExAAFgBaghFQ09TVEFORHIITExYNDdQTkYKQAjTnAESBDg4MDEYoaQBIIgYKI-9nQMwl8GdAzhMQAFYAWoIRUNPU1RBTkRyCExMWDQ3UE5GegkI1YIBEgM5NTESCggBEAEYASoCQUMYASIECAEQASgCKAMoBDAB) ![加拿大航空](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) 10 月 20 日(星期二) - 11 月 17 日(星期二) IAD 华盛顿 ROB 蒙罗维亚 $1,321 往返 最新报价 1 天前 [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:IAD,to:ROB,departure:10/20/2026TANYT&leg2=from:ROB,to:IAD,departure:11/17/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1320.93&airProductToken=AQqiAQo0CMGGARIEODcyNBiIGCCYXSiZ-JoDMPv4mgM4TEAAWAFqCFNUQU5EQVJEcghMTFg0N1BORgo0CMGGARIDODMyGJhdIKGkASih_JoDMLb_mgM4TEABWAFqCFNUQU5EQVJEcghMTFg0N1BORgo0CNOcARIDMjQxGKGkASDRCyj7gZsDMKaGmwM4TEABWAFqCFNUQU5EQVJEcghMTFg0N1BORgqiAQo0CNOcARIDMjQxGNELIKGkASi1t50DMMC6nQM4TEAAWAFqCFNUQU5EQVJEcghMTFg0N1BORgo0CMGGARIDODMzGKGkASCYXSicvJ0DMO2_nQM4TEABWAFqCFNUQU5EQVJEcghMTFg0N1BORgo0CMGGARIEODcyNRiYXSCIGCigw50DMJLEnQM4TEABWAFqCFNUQU5EQVJEcghMTFg0N1BORhIKCAEQARgBKgJBQxgBIgQIARABKAIoAygEMAE) ![摩洛哥皇家航空](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AT.gif) 4 月 24 日(星期五) - 5 月 8 日(星期五) IAD 华盛顿 ROB 蒙罗维亚 $1,324 往返 最新报价 3 天前 [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:IAD,to:ROB,departure:4/24/2026TANYT&leg2=from:ROB,to:IAD,departure:5/8/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1323.83&airProductToken=AQpuCjUIwagBEgMyMTkYiBgggmso3J-LAzCPo4sDOFFAAFgBagpFRVNTRU5USUFMcghRQTBSRTFEQQo1CMGoARIDNTY3GIJrINELKNSqiwMw06yLAzhRQAFYAWoKRUVTU0VOVElBTHIIUUEwUkUxREEKbgo1CMGoARIDNTY2GNELIIJrKJm0jAMwjraMAzhUQABYAWoKRUVTU0VOVElBTHIIVEEwUkUxREEKNQjBqAESAzIxOBiCayCIGCjEuIwDMKS8jAM4VEABWAFqCkVFU1NFTlRJQUxyCFRBMFJFMURBEgoIARABGAEqAkFUGAEiBAgBEAEoAigDKAQwAQ) ![摩洛哥皇家航空](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AT.gif) 4 月 22 日(星期三) - 5 月 8 日(星期五) IAD 华盛顿 ROB 蒙罗维亚 $1,325 往返 最新报价 2 小时前 [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:IAD,to:ROB,departure:4/22/2026TANYT&leg2=from:ROB,to:IAD,departure:5/8/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1324.73&airProductToken=AQpuCjUIwagBEgMyMTkYiBgggmsonImLAzDPjIsDOFFAAFgBagpFRVNTRU5USUFMcghRQTBSRTFEQQo1CMGoARIDNTY3GIJrINELKJSUiwMwk5aLAzhRQAFYAWoKRUVTU0VOVElBTHIIUUEwUkUxREEKbgo1CMGoARIDNTY2GNELIIJrKJm0jAMwjraMAzhUQABYAWoKRUVTU0VOVElBTHIIVEEwUkUxREEKNQjBqAESAzIxOBiCayCIGCjEuIwDMKS8jAM4VEABWAFqCkVFU1NFTlRJQUxyCFRBMFJFMURBEgoIARABGAEqAkFUGAEiBAgBEAEoAigDKAQwAQ) ![瑞士国际航空](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/LX.gif) 2 月 10 日(星期三) - 2 月 24 日(星期三) IAD 华盛顿 ROB 蒙罗维亚 $1,334 往返 最新报价 2 天前 [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:IAD,to:ROB,departure:2/10/2027TANYT&leg2=from:ROB,to:IAD,departure:2/24/2027TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1333.93&airProductToken=AQrGAQo_CMywARIEMzIwMRiIGCC5PCjB86QDMLD3pAM4TEAAWAFqCEVDT1NUQU5EcghMTFg0N1RORnoJCNWCARIDMDUyCkEIzLABEgQ0MjQyGLk8IKGkASjGgqUDMJaDpQM4TEABWAFqCEVDT1NUQU5EcghMTFg0N1RORnoKCNOcARIEMjczOApACMywARIENDUzMBihpAEg0Qso8oSlAzCliKUDOExAAVgBaghFQ09TVEFORHIITExYNDdUTkZ6CQjTnAESAzM5NQp4CjQI05wBEgMyNDMY0QsgoaQBKJWRpgMwoJSmAzhMQABYAWoIRUNPU1RBTkRyCExMWDQ3UE5GCkAI05wBEgQ4ODAxGKGkASCIGCjvlqYDMPeapgM4TEABWAFqCEVDT1NUQU5EcghMTFg0N1BORnoJCNWCARIDOTUxEgoIARABGAEqAkxYGAEiBAgBEAEoAigDKAQwCw) ![联合航空](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) 4 月 28 日(星期二) - 9 月 22 日(星期二) IAD 华盛顿 ROB 蒙罗维亚 $1,340 往返 最新报价 1 天前 [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:IAD,to:ROB,departure:4/28/2026TANYT&leg2=from:ROB,to:IAD,departure:9/22/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1339.33&airProductToken=AQqBAQozCNWCARIDOTUwGIgYIKGkASiKy4sDMNvOiwM4TEAAWAFqB0VDT05PTVlyCExLWDQ3UE5GCkoI1YIBEgQ5OTc0GKGkASDRCyib0YsDMMbViwM4TEABWAFqB0VDT05PTVlyCExLWDQ3UE5GegkI05wBEgMyNDF6CQjTnAESAzI0MQqCAQo_CNWCARIEOTk3NBjRCyChpAEo1sCYAzDmw5gDOExAAFgBagdFQ09OT01ZcghMTFg0N1BORnoJCNOcARIDMjQ1Cj8I1YIBEgQ5OTAzGKGkASCIGCiNxpgDMJrKmAM4TEABWAFqB0VDT05PTVlyCExMWDQ3UE5GegkI05wBEgM1MTUSCggBEAEYASoCVUEYASIECAEQASgCKAMoBDAB) ## 蒙罗维亚附近的其他机场 价格是过去七天内可以订到的价格。价格和供应情况可能会有所变动。 [](https://www.expedia.com/Flights-Search?leg1=from:IAD,to:ROB,departure:4/19/2026TANYT&leg2=from:ROB,to:IAD,departure:5/6/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) ROB Roberts Intl. 价格最低 49 分钟 [机票 $1,513 起 ](https://www.expedia.com/Flights-Search?leg1=from:IAD,to:ROB,departure:4/19/2026TANYT&leg2=from:ROB,to:IAD,departure:5/6/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) ## 常见问题 ### 从华盛顿杜勒斯国际机场飞往罗勃兹国际机场的机票价格是多少? ### 如果要取消从华盛顿杜勒斯国际机场飞往罗勃兹国际机场的航班,需要支付取消费用吗? ### 如果要从华盛顿杜勒斯国际机场飞往罗勃兹国际机场,我该如何找到有灵活变更政策的便宜机票? ### 从 IAD 到 ROB 的飞行距离是多少? ### 有哪些航空公司提供从IAD直飞ROB的航班? ### 如果等到最后一刻才预订华盛顿, 哥伦比亚特区 (IAD-华盛顿杜勒斯国际机场) 到蒙罗维亚 (ROB-罗伯特国际机场) 的机票,是不是会比较便宜? ### 我现在可以从华盛顿, 哥伦比亚特区 (IAD-华盛顿杜勒斯国际机场) 飞往蒙罗维亚 (ROB-罗伯特国际机场) 吗? ## 旅行信息 | 出发机场 | 华盛顿杜勒斯国际机场 | | --------- | ---------------------------------------------------------------------- | | 到达机场 | 罗勃兹国际机场 | | 提供航班的航空公司 | 加拿大航空, 土耳其航空, 埃塞俄比亚航空, 布鲁塞尔航空, 摩洛哥皇家航空, 瑞士国际航空, 美国航空, 联合航空, 英国航空, 达美航空 | | 往返票价 | $1,189 | | 距离 | 4721 mi | ## 放心预订 # 尚迪利飞往哈贝尔的航班 立即访问 Expedia 网站,预订特惠机票。Expedia.com 为旅客提供各国特价优惠机票,让您轻松展开本次旅程。 预先为假期做好准备,立即搜索由尚迪利飞往哈贝尔的平价机票套餐。在 Expedia.com 订机票非常简单,只要简单几个步骤即可确认座位,用手机预订快捷又方便! 最优惠的哈贝尔机票!我们的客服人员将非常乐意回答您有关尚迪利 (IAD)飞往哈贝尔 (ROB)航班的任何问题。立即致电热线 3077-4857 查询(24小时英文热线)。 立即自由配搭旅游套餐行程,以最低价飞往哈贝尔!想找一些有关于哈贝尔的旅游资讯和哈贝尔必到的景点?Expedia.com 同样能帮到您。 \* 适用于 Expedia 会员。