Title: $219 Cheap flights from Tucson to Glasgow (TUS to GLA) - Expedia.com ![](https://images.trvl-media.com/place/1334/f6ec0d3b-6520-426c-a178-71ee98e2078b.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/1334/f6ec0d3b-6520-426c-a178-71ee98e2078b.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # $219 Cheap Flights from Tucson (TUS) to Glasgow (GLA) [View $219 flight on Tue, Sep 15, 2026](https://expedia.com/Flights-Search?trip=oneway&leg1=from:TUS,to:GLA,departure:9/15/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:218.70&airProductToken=AQqeAQozCMGCARIENjIwNhiTlQEgi7gBKK_zlwMwk_SXAzhCQABYAWoFQkFTSUNyCE9MWDlDOUJWCjMIwYIBEgQ2OTgzGIu4ASDriQEoi_WXAzCB-pcDOE9AAVgBagVCQVNJQ3IIT0xYOUM5QlYKMgjBggESBDcxODIY64kBIOYCKKv7lwMw-_uXAzhTQAFYAWoFQkFTSUNyCE9MWDlDOUJWEgwIARABGAEqAkFBMgAYASIECAEQASgCKAMoBDAL) ## Popular airlines from Tucson International Airport (TUS) to Glasgow International Airport (GLA) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_BA.svg) British Airways [](https://www.expedia.com/Flights-Search?leg1=from:TUS,to:GLA,departure:3/6/2026TANYT&leg2=from:GLA,to:TUS,departure:3/13/2026TANYT&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_AA.svg) American Airlines [](https://www.expedia.com/Flights-Search?leg1=from:TUS,to:GLA,departure:3/6/2026TANYT&leg2=from:GLA,to:TUS,departure:3/13/2026TANYT&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_IB.svg) Iberia [](https://www.expedia.com/Flights-Search?leg1=from:TUS,to:GLA,departure:3/6/2026TANYT&leg2=from:GLA,to:TUS,departure:3/13/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"IB"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_VS.svg) Virgin Atlantic [](https://www.expedia.com/Flights-Search?leg1=from:TUS,to:GLA,departure:3/6/2026TANYT&leg2=from:GLA,to:TUS,departure:3/13/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"VS"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AF.svg) Air France [](https://www.expedia.com/Flights-Search?leg1=from:TUS,to:GLA,departure:3/6/2026TANYT&leg2=from:GLA,to:TUS,departure:3/13/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AF"}}]) - ![](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:TUS,to:GLA,departure:3/6/2026TANYT&leg2=from:GLA,to:TUS,departure:3/13/2026TANYT&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_KL.svg) KLM [](https://www.expedia.com/Flights-Search?leg1=from:TUS,to:GLA,departure:3/6/2026TANYT&leg2=from:GLA,to:TUS,departure:3/13/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"KL"}}]) - ![](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 Tucson to Glasgow (TUS-GLA) Prices were available within the past 7 days and start at $219 for one-way flights and $652 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Tue, Apr 14 - Tue, Apr 28 TUS Tucson GLA Glasgow $652 Roundtrip found 4 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:TUS,to:GLA,departure:4/14/2026TANYT&leg2=from:GLA,to:TUS,departure:4/28/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:651.93&airProductToken=AQpnCiEIxJgBEgQzNzQ1GJOVASDyEiiSqooDMI-rigM4RUAAWAEKHwjEmAESAjU2GPISIICTASiBrooDMM-yigM4RUABWAEKIQjEmAESBDkxNjQYgJMBIOYCKNGzigMwq7SKAzhFQAFYAQpnCiEIxJgBEgQ5NTIzGOYCIICTASisw4sDMIvEiwM4RUAAWAEKHwjEmAESAjU3GICTASDyEiiSxYsDMILKiwM4RUABWAEKIQjEmAESBDM3MTcY8hIgk5UBKPbKiwMw8cuLAzhFQAFYARIKCAEQARgBKgJETBgBIgQIARABKAQwAQ) ![Virgin Atlantic](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/VS.gif) Mon, May 4 - Wed, May 20 TUS Tucson GLA Glasgow $652 Roundtrip found 4 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:TUS,to:GLA,departure:5/4/2026TANYT&leg2=from:GLA,to:TUS,departure:5/20/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:651.93&airProductToken=AQppCiEI1qYBEgQzMDI4GJOVASDgXCjMiowDMJuMjAM4VEAAWAEKIQjWpgESBDQwNTQY4FwggJMBKMiNjAMw0JGMAzhUQAFYAQohCNamARIENjk4OBiAkwEg5gIow5KMAzCdk4wDOFRAAVgBCmkKIQjWpgESBDY5ODIY5gIggJMBKOy6jQMwy7uNAzhUQABYAQohCNamARIEMzk2MBiAkwEg4Fwo6L2NAzCnwo0DOFRAAVgBCiEI1qYBEgQ1Mzc1GOBcIJOVASiRxI0DMPvFjQM4VEABWAESCggBEAEYASoCVlMYASIECAEQASgEMAE) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Wed, Aug 19 - Fri, Sep 11 TUS Tucson GLA Glasgow $653 Roundtrip found 4 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:TUS,to:GLA,departure:8/19/2026TANYT&leg2=from:GLA,to:TUS,departure:9/11/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:652.53&airProductToken=AQpoCiEI1YIBEgQ1Mzk5GJOVASCIOCjKvpUDMNm_lQM4TEAAWAEKIQjVggESBDI2MDgYiDggxI0BKMXBlQMwp8OVAzhMQAFYAQogCNWCARIDMjMwGMSNASDmAijHxJUDMObHlQM4TEABWAEKaAogCNWCARIDMjMxGOYCIMSNASiMwZcDMNjElwM4TEAAWAEKIQjVggESBDIxMjcYxI0BIIg4KJbGlwMw_8eXAzhMQAFYAQohCNWCARIEMjIyNxiIOCCTlQEokM2XAzC4zpcDOExAAVgBEgoIARABGAEqAlVBGAEiBAgBEAEoBDAB) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Wed, Aug 19 - Tue, Sep 8 TUS Tucson GLA Glasgow $664 Roundtrip found 4 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:TUS,to:GLA,departure:8/19/2026TANYT&leg2=from:GLA,to:TUS,departure:9/8/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:663.31&airProductToken=AQpoCiEI1YIBEgQ1Mzk5GJOVASCIOCjKvpUDMNm_lQM4TEAAWAEKIQjVggESBDI2MDgYiDggxI0BKMXBlQMwp8OVAzhMQAFYAQogCNWCARIDMjMwGMSNASDmAijHxJUDMObHlQM4TEABWAEKZwogCNWCARIDMjMxGOYCIMSNASisn5cDMPiilwM4TEAAWAEKIAjVggESAzUzMBjEjQEgrhwomKmXAzC6qpcDOExAAVgBCiEI1YIBEgQxNzkzGK4cIJOVASj-qpcDMOSslwM4TEABWAESCggBEAEYASoCVUEYASIECAEQASgEMAE) ![British Airways](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/BA.gif) Tue, Mar 31 - Tue, Apr 7 TUS Tucson GLA Glasgow $671 Roundtrip found 6 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:TUS,to:GLA,departure:3/31/2026TANYT&leg2=from:GLA,to:TUS,departure:4/7/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:670.63&airProductToken=AQqpAQo_CMKCARIENjk2MBiTlQEg77kBKKqQiQMw6ZCJAzhPQABYAWoFTk9CQUdyCE9MWDhUMUJWegoIz54BEgQ2OTYwCjIIwoIBEgMyODgY77kBIOuJASiVk4kDMO2XiQM4T0ABWAFqBU5PQkFHcghPTFg4VDFCVgoyCMKCARIEMTQ5MBjriQEg5gIo6piJAzDEmYkDOE9AAVgBagVOT0JBR3IIT0xYOFQxQlYKqQEKMgjCggESBDE0ODEY5gIgy7EBKP_XiQMw2diJAzhPQABYAWoFTk9CQUdyCE9MWDhUMUJWCjIIwoIBEgMxOTMY64kBIKOxASir2okDMI3fiQM4T0ABWAFqBU5PQkFHcghPTFg4VDFCVgo_CMKCARIENDM0NBijsQEgk5UBKIfhiQMwm-KJAzhPQAFYAWoFTk9CQUdyCE9MWDhUMUJWegoIwYIBEgQ0MzQ0EgoIARABGAEqAkJBGAEiBAgBEAEoAigDMA0) ![Lufthansa](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/LH.gif) Tue, Mar 31 - Tue, Apr 7 TUS Tucson GLA Glasgow $679 Roundtrip found 6 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:TUS,to:GLA,departure:3/31/2026TANYT&leg2=from:GLA,to:TUS,departure:4/7/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:678.63&airProductToken=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) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Tue, Apr 14 - Fri, Apr 24 TUS Tucson GLA Glasgow $680 Roundtrip found 4 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:TUS,to:GLA,departure:4/14/2026TANYT&leg2=from:GLA,to:TUS,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:679.93&airProductToken=AQpnCiEIxJgBEgQzNzQ1GJOVASDyEiiSqooDMI-rigM4RUAAWAEKHwjEmAESAjU2GPISIICTASiBrooDMM-yigM4RUABWAEKIQjEmAESBDkxNjQYgJMBIOYCKNGzigMwq7SKAzhFQAFYAQppCiEIwYwBEgQ4MzM0GOYCIICTASjql4sDMMSYiwM4UUAAWAEKIQjBjAESBDM2NjcYgJMBIOBcKKiZiwMw552LAzhWQAFYAQohCMGMARIENTYyNxjgXCCTlQEo15-LAzDDoYsDOFZAAVgBEgoIARABGAEqAkRMGAEiBAgBEAEoBDAB) ![British Airways](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/BA.gif) Tue, May 5 - Fri, May 22 TUS Tucson GLA Glasgow $683 Roundtrip found 4 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:TUS,to:GLA,departure:5/5/2026TANYT&leg2=from:GLA,to:TUS,departure:5/22/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:682.43&airProductToken=AQqdAQozCMKCARIENjk2MBiTlQEg77kBKIWbjAMwxZuMAzhPQABYAWoFTk9CQUdyCE9MWDhUMUJWCjIIwoIBEgMyODgY77kBIOuJASj1nIwDMM2hjAM4T0ABWAFqBU5PQkFHcghPTFg4VDFCVgoyCMKCARIEMTQ5MBjriQEg5gIoyqKMAzCko4wDOE9AAVgBagVOT0JBR3IIT0xYOFQxQlYKnQEKMgjCggESBDE0NzMY5gIg64kBKP7SjQMw2NONAzhRQABYAWoFTk9CQUdyCFFMWDhDMUJWCjIIwoIBEgMxOTMY64kBIKOxASjL1I0DMK3ZjQM4UUABWAFqBU5PQkFHcghRTFg4QzFCVgozCMKCARIENDM0NRijsQEgk5UBKMjajQMw19uNAzhTQAFYAWoFTk9CQUdyCFFMWDhDMUJWEgwIARABGAEqAkJBMgAYASIECAEQASgCKAMwDQ) ![KLM](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/KL.gif) Tue, Sep 15 - Thu, Sep 24 TUS Tucson GLA Glasgow $691 Roundtrip found 15 hours ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:TUS,to:GLA,departure:9/15/2026TANYT&leg2=from:GLA,to:TUS,departure:9/24/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:690.53&airProductToken=AQqcAQozCMuYARIENjMwNhiTlQEgi7gBKPTwlwMw3_GXAzhWQABYAWoFTElHSFRyCFZMWDkxU0JBCjIIy5gBEgM2MDQYi7gBIICTASiR85cDMPj3lwM4VkABWAFqBUxJR0hUcghWTFg5MVNCQQoxCMuYARIDOTQ1GICTASDmAij4_JcDMNL9lwM4TEABWAFqBUxJR0hUcghWTFg5MVNCQQqqAQo2CMSYARIEOTUzNBjmAiCAkwEozM-YAzCr0JgDOEVAAFgBaglNQUlOQkFTSUNyCFZMWDkxU0JBCjcIxJgBEgQ5MjI1GICTASCLuAEo9tCYAzCK1pgDOEVAAVgBaglNQUlOQkFTSUNyCFZMWDkxU0JBCjcIxJgBEgQzNzc2GIu4ASCTlQEoudeYAzCV2JgDOEVAAVgBaglNQUlOQkFTSUNyCFZMWDkxU0JBEgwIARABGAEqAktMMgAYASIECAEQASgCKAMoBDAB) ![Iberia](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/IB.gif) Tue, Mar 31 - Tue, Apr 7 TUS Tucson GLA Glasgow $692 Roundtrip found 6 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:TUS,to:GLA,departure:3/31/2026TANYT&leg2=from:GLA,to:TUS,departure:4/7/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:691.63&airProductToken=AQrCAQo_CMmEARIENDIyORiTlQEgo7EBKNKQiQMw4ZGJAzhPQABYAWoFQkFTSUNyCE9MWDhUMUJWegoIwYIBEgQzMTI1Cj8IyYQBEgQ0MjA0GKOxASDriQEoj5OJAzDFl4kDOE9AAVgBagVCQVNJQ3IIT0xYOFQxQlZ6CgjBggESBDAwNzgKPgjJhAESBDM3NTUY64kBIOYCKNqaiQMwpZuJAzhPQAFYAWoFQkFTSUNyCE9MWDhUMUJWegoIwoIBEgQxNDk4Cr4BCj4IyYQBEgQzODAzGOYCIOuJASiz2YkDMI3aiQM4UUAAWAFqBUJBU0lDcghRTFg4QzFCVnoKCMKCARIEMTQ3Nwo9CMmEARIEMzYzNhjriQEgrhwot9uJAzDT34kDOFFAAVgBagVCQVNJQ3IIUUxYOEMxQlZ6CQjCggESAzI5Nwo9CMmEARIEODM0OBiuHCCTlQEov-GJAzCj44kDOFFAAVgBagVCQVNJQ3IIUUxYOEMxQlZ6CQjBggESAzYzORIKCAEQARgBKgJJQhgBIgQIARABKAIoAygEMA0) ![](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 Glasgow Prices were available within the past 7 days. Prices and availability are subject to change. [](https://www.expedia.com/Flights-Search?leg1=from:TUS,to:GLA,departure:3/6/2026TANYT&leg2=from:GLA,to:TUS,departure:3/9/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) GLA Glasgow Intl. CheapestClosest 17 min [Flights from $863 ](https://www.expedia.com/Flights-Search?leg1=from:TUS,to:GLA,departure:3/6/2026TANYT&leg2=from:GLA,to:TUS,departure:3/9/2026TANYT&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 Tucson Intl. Airport (TUS) to Glasgow Intl. Airport (GLA) cost? ### What is the cheapest month to fly from Tucson Intl. Airport (TUS) to Glasgow Intl. Airport (GLA)? ### What is the cheapest airline that flies from Tucson Intl. Airport (TUS) to Glasgow Intl. Airport (GLA)? ### How many flights per day from Tucson Intl. Airport (TUS) to Glasgow Intl. Airport (GLA)? ### What day of the week has the most flights from TUS to GLA? ### What is the best time to fly from Tucson Intl. Airport (TUS) to Glasgow Intl. Airport (GLA)? ### Is it cheaper to buy a plane ticket from Tucson Intl. Airport (TUS) to Glasgow Intl. Airport (GLA) last-minute? ### Is it cheaper to book a TUS to GLA flight and hotel package? ### Can I cancel or change the date of my flight from Tucson Intl. Airport (TUS) to Glasgow Intl. Airport (GLA)? ## Travel information | Origin airport | Tucson Intl. | | ------------------- | --------------------------------------------------------------------------------------------------------------------------- | | Destination airport | Glasgow Intl. | | Airlines serving | Aer Lingus, Air France, American Airlines, British Airways, Delta, Finnair, Iberia, KLM, Lufthansa, United, Virgin Atlantic | | Roundtrip price | $652 | | Distance | 4990 mi | ## Book with confidence # Tucson to Glasgow Flights The cheapest times to fly from Tucson to Glasgow 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 Tucson to Glasgow are during the month of April. You can find some of the cheapest flights from Tucson to Glasgow with Expedia's search tool and vast selection of airlines. The best time to book a flight from Tucson to Glasgow Sunday is one of the best days to book for cheap flights from Tucson to Glasgow: 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 Tucson to Glasgow 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 Tucson to Glasgow in 2026\. You can also book with separate airlines for your outbound and return journeys, from $219 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 Tucson to Glasgow 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 Tucson to Glasgow 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\. 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[Things to do in Clydebank ](https://www.expedia.com/Things-To-Do-In-Clydebank.d177898.Travel-Guide-Activities) \*Available to One Key members.