标题：奥斯丁，德克萨斯(AUS)飞往科伦坡(CMB) $525 起: 奥斯丁，德克萨斯往科伦坡平价机票 | Expedia.com ![Colombo showing heritage elements and a sunset](https://images.trvl-media.com/place/869/671dd5e4-1178-420a-b2e2-9214549c9df2.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/869/671dd5e4-1178-420a-b2e2-9214549c9df2.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # 从奥斯丁，德克萨斯飞往科伦坡机票含税$525 起 [查看 2026 年 4 月 22 日（周三）的 $525 航班](https://expedia.com/Flights-Search?trip=oneway&leg1=from:AUS,to:CMB,departure:4/22/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:524.40&airProductToken=AQqjAQo1CMGmARIDNTk1GICVASCSASjUgosDMOuEiwM4TkAAWAFqCUVDT05MSUdIVHIITksyMVVTSU8KNAjDsAESAzg1MxiSASDHMiilhosDMO2MiwM4TkABWAFqCUVDT05MSUdIVHIITksyMVVTSU8KNAjDsAESAzYxMRjHMiCCCyjTjosDMKeRiwM4TkABWAFqCUVDT05MSUdIVHIITksyMVVTSU8SCggBEAEYASoCQ1gYASIECAEQASgCKAQoBjAB) ## 从奥斯丁-伯格史壮国际机场 (AUS)飞往班达拉奈克国际机场 (CMB)的热门航空公司 - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_SQ.svg) 新加坡航空 [](https://www.expedia.com/Flights-Search?leg1=from:AUS,to:CMB,departure:3/30/2026TANYT&leg2=from:CMB,to:AUS,departure:4/6/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"SQ"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_QR.svg) 卡塔尔航空 [](https://www.expedia.com/Flights-Search?leg1=from:AUS,to:CMB,departure:3/30/2026TANYT&leg2=from:CMB,to:AUS,departure:4/6/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"QR"}}]) - ![](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:AUS,to:CMB,departure:3/30/2026TANYT&leg2=from:CMB,to:AUS,departure:4/6/2026TANYT&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_AA.svg) 美国航空 [](https://www.expedia.com/Flights-Search?leg1=from:AUS,to:CMB,departure:3/30/2026TANYT&leg2=from:CMB,to:AUS,departure:4/6/2026TANYT&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_BA.svg) 英国航空 [](https://www.expedia.com/Flights-Search?leg1=from:AUS,to:CMB,departure:3/30/2026TANYT&leg2=from:CMB,to:AUS,departure:4/6/2026TANYT&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_AC.svg) 加拿大航空 [](https://www.expedia.com/Flights-Search?leg1=from:AUS,to:CMB,departure:3/30/2026TANYT&leg2=from:CMB,to:AUS,departure:4/6/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AC"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_EK.svg) 阿联酋航空 [](https://www.expedia.com/Flights-Search?leg1=from:AUS,to:CMB,departure:3/30/2026TANYT&leg2=from:CMB,to:AUS,departure:4/6/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"EK"}}]) - ![](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) ## 从奥斯丁，德克萨斯飞往科伦坡的廉价机票 以下显示过去 7 天内找到的价格，，指定日期内单程最低 $525，往返最低 $1,051。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 ![美国航空](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) 4 月 15 日（星期三） - 5 月 9 日（星期六） AUS 奥斯汀 CMB 科伦坡 $1,051 往返 最新报价 5 小时前 [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:AUS,to:CMB,departure:4/15/2026TANYT&leg2=from:CMB,to:AUS,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:1050.73&airProductToken=AQqcAQo0CMGCARIEMTQ4MhiAlQEg4poBKPWzigMwo7WKAzhRQABYAWoGWUJBU0lDcghWTk4wNEgxNQoxCMWyARICMTYY4poBIIA9KNS3igMw-b2KAzhWQAFYAWoGWUJBU0lDcghWTk4wNEgxNQoxCMWyARIDMzk0GIA9IIILKPLBigMwisSKAzhWQAFYAWoGWUJBU0lDcghWTk4wNEgxNQqcAQoxCMWyARIDMzkzGIILIIA9KO6-jAMw_MCMAzhWQABYAWoGWUJBU0lDcghWTk4wNEgxNQoxCMWyARICMTUYgD0g4poBKOfHjAMw9c6MAzhWQAFYAWoGWUJBU0lDcghWTk4wNEgxNQo0CMGCARIEMTY4NBjimgEggJUBKKLRjAMw2dKMAzhRQAFYAWoGWUJBU0lDcghWTk4wNEgxNRIKCAEQARgBKgJFWRgBIgQIARABKAIoAygEMAE) ![美国航空](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) 4 月 16 日（星期四） - 4 月 23 日（星期四） AUS 奥斯汀 CMB 科伦坡 $1,065 往返 最新报价 23 小时前 [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:AUS,to:CMB,departure:4/16/2026TANYT&leg2=from:CMB,to:AUS,departure:4/23/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1064.55&airProductToken=AQqcAQo0CMGCARIEMTgzMRiAlQEg4poBKNrEigMwicaKAzhRQABYAWoGWUJBU0lDcghWTk4wNEgxNQoxCMWyARICMTYY4poBIIA9KJTOigMwudSKAzhWQAFYAWoGWUJBU0lDcghWTk4wNEgxNQoxCMWyARIDMzk2GIA9IIILKLHVigMwydeKAzhWQAFYAWoGWUJBU0lDcghWTk4wNEgxNQqbAQoxCMWyARIDMzkxGIILIIA9KOqNiwMw-I-LAzhWQABYAWoGWUJBU0lDcghWTk4wNEgxNQoxCMWyARICMTUYgD0g4poBKOeTiwMw9ZqLAzhWQAFYAWoGWUJBU0lDcghWTk4wNEgxNQozCMGCARIDODQ2GOKaASCAlQEorKWLAzDnposDOFFAAVgBagZZQkFTSUNyCFZOTjA0SDE1EgoIARABGAEqAkVZGAEiBAgBEAEoAigDKAQwAQ) ![美国航空](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) 4 月 15 日（星期三） - 5 月 9 日（星期六） AUS 奥斯汀 CMB 科伦坡 $1,076 往返 最新报价 5 小时前 [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:AUS,to:CMB,departure:4/15/2026TANYT&leg2=from:CMB,to:AUS,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:1075.73&airProductToken=AQqYAQoyCMGCARIDNzYzGICVASCpUSjStooDMLu4igM4T0AAWAFqBllCQVNJQ3IIRU5OMDRIMTUKLwjFsgESATQYqVEggD0ojLuKAzCYwYoDOEVAAVgBagZZQkFTSUNyCEVOTjA0SDE1CjEIxbIBEgMzOTQYgD0gggso8sGKAzCKxIoDOEVAAVgBagZZQkFTSUNyCEVOTjA0SDE1CpwBCjEIxbIBEgMzOTMYggsggD0o7r6MAzD8wIwDOFZAAFgBagZZQkFTSUNyCFZOTjA0SDE1CjEIxbIBEgIxNRiAPSDimgEo58eMAzD1zowDOFZAAVgBagZZQkFTSUNyCFZOTjA0SDE1CjQIwYIBEgQxNjg0GOKaASCAlQEootGMAzDZ0owDOFFAAVgBagZZQkFTSUNyCFZOTjA0SDE1EgoIARABGAEqAkVZGAEiBAgBEAEoAigDKAQwAQ) ![美国航空](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) 4 月 15 日（星期三） - 5 月 9 日（星期六） AUS 奥斯汀 CMB 科伦坡 $1,081 往返 最新报价 5 小时前 [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:AUS,to:CMB,departure:4/15/2026TANYT&leg2=from:CMB,to:AUS,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:1080.73&airProductToken=AQqaAQozCMGCARIEMTM5ORiAlQEgrhwoirWKAzC3tooDOE9AAFgBagZZQkFTSUNyCEVOTjA0SDE1CjAIxbIBEgIxMBiuHCCAPSjUt4oDMP69igM4RUABWAFqBllCQVNJQ3IIRU5OMDRIMTUKMQjFsgESAzM5NhiAPSCCCyjxvooDMInBigM4RUABWAFqBllCQVNJQ3IIRU5OMDRIMTUKnAEKMQjFsgESAzM5MxiCCyCAPSjuvowDMPzAjAM4VkAAWAFqBllCQVNJQ3IIVk5OMDRIMTUKMQjFsgESAjE1GIA9IOKaASjnx4wDMPXOjAM4VkABWAFqBllCQVNJQ3IIVk5OMDRIMTUKNAjBggESBDI0NTIY4poBIICVASj90YwDMLTTjAM4UUABWAFqBllCQVNJQ3IIVk5OMDRIMTUSCggBEAEYASoCRVkYASIECAEQASgCKAMoBDAB) ![美国航空](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) 4 月 16 日（星期四） - 4 月 23 日（星期四） AUS 奥斯汀 CMB 科伦坡 $1,083 往返 最新报价 23 小时前 [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:AUS,to:CMB,departure:4/16/2026TANYT&leg2=from:CMB,to:AUS,departure:4/23/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1082.64&airProductToken=AQqYAQoyCMGCARIDNzYzGICVASCpUSjywYoDMNvDigM4T0AAWAFqBllCQVNJQ3IIRU5OMDRIMTUKLwjFsgESATQYqVEggD0orMaKAzC4zIoDOEVAAVgBagZZQkFTSUNyCEVOTjA0SDE1CjEIxbIBEgMzOTIYgD0gggso4c-KAzD50YoDOEVAAVgBagZZQkFTSUNyCEVOTjA0SDE1CpsBCjEIxbIBEgMzOTEYggsggD0o6o2LAzD4j4sDOFZAAFgBagZZQkFTSUNyCFZOTjA0SDE1CjEIxbIBEgIxNRiAPSDimgEo55OLAzD1mosDOFZAAVgBagZZQkFTSUNyCFZOTjA0SDE1CjMIwYIBEgM4NDYY4poBIICVASispYsDMOemiwM4UUABWAFqBllCQVNJQ3IIVk5OMDRIMTUSCggBEAEYASoCRVkYASIECAEQASgCKAMoBDAB) ![美国航空](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) 4 月 15 日（星期三） - 5 月 9 日（星期六） AUS 奥斯汀 CMB 科伦坡 $1,084 往返 最新报价 5 小时前 [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:AUS,to:CMB,departure:4/15/2026TANYT&leg2=from:CMB,to:AUS,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:1083.70&airProductToken=AQqZAQozCMGCARIEMTQwNRiAlQEgqVEo1LiKAzC8uooDOE9AAFgBagZZQkFTSUNyCEVOTjA0SDE1Ci8IxbIBEgEyGKlRIIA9KKHDigMwmcmKAzhFQAFYAWoGWUJBU0lDcghFTk4wNEgxNQoxCMWyARIDMzk2GIA9IIILKJHKigMwqcyKAzhFQAFYAWoGWUJBU0lDcghFTk4wNEgxNQqcAQoxCMWyARIDMzk1GIILIIA9KJC8jAMwnr6MAzhWQABYAWoGWUJBU0lDcghWTk4wNEgxNQoxCMWyARICMTUYgD0g4poBKOfHjAMw9c6MAzhWQAFYAWoGWUJBU0lDcghWTk4wNEgxNQo0CMGCARIEMTY4NBjimgEggJUBKKLRjAMw2dKMAzhRQAFYAWoGWUJBU0lDcghWTk4wNEgxNRIKCAEQARgBKgJFWRgBIgQIARABKAIoAygEMAE) ![捷蓝航空](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/b6.gif) 4 月 20 日（星期一） - 4 月 26 日（星期日） AUS 奥斯汀 CMB 科伦坡 $1,090 往返 最新报价 22 小时前 [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:AUS,to:CMB,departure:4/20/2026TANYT&leg2=from:CMB,to:AUS,departure:4/26/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1089.08&airProductToken=AQqaAQozCMJsEgQxMTM4GICVASDBkwEor_KKAzCc9IoDOFBAAFgBagZZQkFTSUNyCEVOTjA0SDE1CjAIxbIBEgE4GMGTASCAPSjp-4oDMM2BiwM4RUABWAFqBllCQVNJQ3IIRU5OMDRIMTUKMQjFsgESAzM5NBiAPSCCCyiyhYsDMMqHiwM4RUABWAFqBllCQVNJQ3IIRU5OMDRIMTUKnAEKMQjFsgESAzM5MRiCCyCAPSjKr4sDMNixiwM4VkAAWAFqBllCQVNJQ3IIVk5OMDRIMTUKMQjFsgESAjE1GIA9IOKaASjHtYsDMNW8iwM4VkABWAFqBllCQVNJQ3IIVk5OMDRIMTUKNAjBggESBDE2ODQY4poBIICVASiCv4sDMLnAiwM4UUABWAFqBllCQVNJQ3IIVk5OMDRIMTUSDAgBEAEYASoCRVkyABgBIgQIARABKAIoAygEMAE) ![阿拉斯加航空](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) 5 月 6 日（星期三） - 5 月 13 日（星期三） AUS 奥斯汀 CMB 科伦坡 $1,094 往返 最新报价 6 天前 [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:AUS,to:CMB,departure:5/6/2026TANYT&leg2=from:CMB,to:AUS,departure:5/13/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1093.11&airProductToken=AQqjAQo1CMGmARIDNTAzGICVASCSASjXpIwDMPKmjAM4TkAAWAFqCUVDT05MSUdIVHIITksyMVVTSVIKNAjDsAESAzg1MxiSASDHMiiFr4wDMM21jAM4TkABWAFqCUVDT05MSUdIVHIITksyMVVTSVIKNAjDsAESAzYxMRjHMiCCCyizt4wDMIe6jAM4TkABWAFqCUVDT05MSUdIVHIITksyMVVTSVIKowEKNAjDsAESAzYxMhiCCyDHMijX54wDMKbqjAM4TkAAWAFqCUVDT05MSUdIVHIITksyMVVTSVIKNAjDsAESAzg1MhjHMiCSASil7IwDMOHxjAM4TkABWAFqCUVDT05MSUdIVHIITksyMVVTSVIKNQjBpgESAzQ2MRiSASCAlQEoxvWMAzDE94wDOE5AAVgBaglFQ09OTElHSFRyCE5LMjFVU0lSEgoIARABGAEqAkNYGAEiBAgBEAEoAigEKAYwAQ) ![卡塔尔航空](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/QR.gif) 5 月 4 日（星期一） - 5 月 18 日（星期一） AUS 奥斯汀 CMB 科伦坡 $1,157 往返 最新报价 8 小时前 [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:AUS,to:CMB,departure:5/4/2026TANYT&leg2=from:CMB,to:AUS,departure:5/18/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1156.13&airProductToken=AQquAQpBCNGkARIENzYwMBiAlQEgo7EBKLqQjAMwhJGMAzhXQABYAWoIRUNMQVNTSUNyCE9MVVNJQVJFegkIwYIBEgM3ODkKNAjRpAESAzczMhijsQEgwzsoxpGMAzCnmIwDOE9AAVgBaghFQ0xBU1NJQ3IIT0xVU0lBUkUKMwjRpAESAzY2NBjDOyCCCyijm4wDMMqdjAM4T0ABWAFqCEVDTEFTU0lDcghPTFVTSUFSRQqvAQozCNGkARIDNjU1GIILIMM7KLmojQMwx6qNAzhPQABYAWoIRUNMQVNTSUNyCE9MVVNQMVJFCjQI0aQBEgM3MzkYwzsgi7gBKMyvjQMwjLeNAzhPQAFYAWoIRUNMQVNTSUNyCE9MVVNQMVJFCkII0aQBEgQ3ODkzGIu4ASCAlQEo-biNAzC1uo0DOFdAAVgBaghFQ0xBU1NJQ3IIT0xVU1AxUkV6CgjBggESBDYyMTESCggBEAEYASoCUVIYASIECAEQASgCKAQoBjAB) ![中国东方航空](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/MU.gif) 6 月 21 日（星期日） - 6 月 25 日（星期四） AUS 奥斯汀 CMB 科伦坡 $1,198 往返 最新报价 1 天前 [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:AUS,to:CMB,departure:6/21/2026TANYT&leg2=from:CMB,to:AUS,departure:6/25/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1197.93&airProductToken=AQpoCiIIzaoBEgQ4ODI0GICVASCLuAEopKaQAzDvp5ADOFNAAFgBCiAIzaoBEgM1ODYYi7gBIK81KNKpkAMwi7CQAzhTQAFYAQogCM2qARIENjAxNxivNSCCCyiBupADMKq9kAM4QkABWAEKaAogCM2qARIENjAxOBiCCyCvNSjE1JADMPLXkAM4QkAAWAEKIAjNqgESAzU4MxivNSCLuAEoltuQAzDh4JADOFNAAVgBCiIIzaoBEgQ4ODI4GIu4ASCAlQEow-OQAzD65JADOFNAAVgBEgoIARABGAEqAk1VGAEiBAgBEAEoBDAB) ## 旅行信息 | 出发机场 | 奥斯丁-伯格史壮国际机场 | | --------- | -------------------------------------- | | 到达机场 | 班达拉奈克国际机场 | | 提供航班的航空公司 | 加拿大航空, 卡塔尔航空, 土耳其航空, 新加坡航空, 美国航空, 英国航空 | | 往返票价 | $1,051 | | 距离 | 9848 mi | ## 放心预订 # 奥斯汀飞往喜都瓦卡图纳亚克的航班 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，立即搜索由奥斯汀飞往喜都瓦卡图纳亚克的平价机票套餐。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！ 最优惠的喜都瓦卡图纳亚克机票！我们的客服人员将非常乐意回答您有关奥斯汀 (AUS)飞往喜都瓦卡图纳亚克 (CMB)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，以最低价飞往喜都瓦卡图纳亚克！想找一些有关于喜都瓦卡图纳亚克的旅游资讯和喜都瓦卡图纳亚克必到的景点？Expedia.com 同样能帮到您。 \* 适用于 Expedia 会员。