Title: $139 Cheap flights from San Antonio to Pasco (SAT to PSC) - Expedia.com ![blue bridge over Columbia river in Tri-cities Washington state](https://images.trvl-media.com/place/2878/9049bec3-53f1-48e4-9f2a-258938982d2f.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/2878/9049bec3-53f1-48e4-9f2a-258938982d2f.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # $139 Cheap Flights from San Antonio (SAT) to Pasco (PSC) [View $139 flight on Wed, Mar 18, 2026](https://expedia.com/Flights-Search?trip=oneway&leg1=from:SAT,to:PSC,departure:3/18/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:138.20&airProductToken=AQpxCjcI1YIBEgQyNDc5GJKYASCDaSj0_YcDMIL_hwM4TkAAWAFqCjFfYmFzaWNlY29yCEtBSzJBUUJTCjYI1YIBEgQxOTEzGINpIM8UKMr_hwMw6oCIAzhOQABYAWoKMV9iYXNpY2Vjb3IIS0FLMkFRQlMSCggBEAEYASoCVUEYASIECAEQASgCKAMoBDAL) ## Popular airlines from San Antonio International Airport (SAT) to Tri-Cities Airport (PSC) - ![](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:SAT,to:PSC,departure:3/7/2026TANYT&leg2=from:PSC,to:SAT,departure:3/14/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AS"}}]) - ![](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:SAT,to:PSC,departure:3/7/2026TANYT&leg2=from:PSC,to:SAT,departure:3/14/2026TANYT&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_UA.svg) United [](https://www.expedia.com/Flights-Search?leg1=from:SAT,to:PSC,departure:3/7/2026TANYT&leg2=from:PSC,to:SAT,departure:3/14/2026TANYT&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_AA.svg) American Airlines [](https://www.expedia.com/Flights-Search?leg1=from:SAT,to:PSC,departure:3/7/2026TANYT&leg2=from:PSC,to:SAT,departure:3/14/2026TANYT&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_HA.svg) Hawaiian Airlines [](https://www.expedia.com/Flights-Search?leg1=from:SAT,to:PSC,departure:3/7/2026TANYT&leg2=from:PSC,to:SAT,departure:3/14/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"HA"}}]) - ![](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 San Antonio to Pasco (SAT-PSC) Prices were available within the past 7 days and start at $139 for one-way flights and $278 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Thu, Apr 23 - Wed, Apr 29 SAT San Antonio PSC Pasco $278 Roundtrip found 2 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:SAT,to:PSC,departure:4/23/2026TANYT&leg2=from:PSC,to:SAT,departure:4/29/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:277.40&airProductToken=AQppCjMIwYIBEgQzMTM0GJKYASDvuQEo_JGLAzCWk4sDOEJAAFgBagVCQVNJQ3IIT1ZBSFpOQlYKMgjBggESBDUwMDYY77kBIM8UKPyTiwMwqJWLAzhCQAFYAWoFQkFTSUNyCE9WQUhaTkJWEgoIARABGAEqAkFBGAEiBAgBEAEoAigDKAQwCw) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Tue, Aug 4 - Mon, Aug 10 SAT San Antonio PSC Pasco $279 Roundtrip found 2 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:SAT,to:PSC,departure:8/4/2026TANYT&leg2=from:PSC,to:SAT,departure:8/10/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:278.40&airProductToken=AQppCjMIwYIBEgQyMDUzGJKYASDvuQEo6pqUAzD9m5QDOEJAAFgBagVCQVNJQ3IIT1ZBSFpOQlYKMgjBggESBDYyOTIY77kBIM8UKLKclAMw3Z2UAzhCQAFYAWoFQkFTSUNyCE9WQUhaTkJWEgoIARABGAEqAkFBGAEiBAgBEAEoAigDKAQwCw) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Mon, Jul 20 - Tue, Aug 4 SAT San Antonio PSC Pasco $279 Roundtrip found 1 day ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:SAT,to:PSC,departure:7/20/2026TANYT&leg2=from:PSC,to:SAT,departure:8/4/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:278.41&airProductToken=AQpECiAIwaYBEgM0OTQYkpgBIJIBKMHxkgMwzfOSAzhYQABYAQogCMGmARIEMjE2NBiSASDPFCjy9JIDMK31kgM4WEABWAEKRAogCMGmARIEMjM2NhjPFCCSASi7m5QDMP2blAM4WEAAWAEKIAjBpgESAzUyMBiSASCSmAEozZ2UAzDFn5QDOFhAAVgBEgoIARABGAEqAkFTGAEiBAgBEAEoBDAB) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Fri, Apr 17 - Sun, Apr 19 SAT San Antonio PSC Pasco $279 Roundtrip found 3 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:SAT,to:PSC,departure:4/17/2026TANYT&leg2=from:PSC,to:SAT,departure:4/19/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:278.41&airProductToken=AQpxCjcI1YIBEgQyNDc5GJKYASCDaSi5z4oDMMfQigM4TkAAWAFqCjFfYmFzaWNlY29yCEtBQTJQRkJOCjYI1YIBEgQxOTEzGINpIM8UKJjRigMwsdKKAzhOQABYAWoKMV9iYXNpY2Vjb3IIS0FBMlBGQk4KcQo2CNWCARIEMTQ1MRjPFCCDaSiw4YoDMMXiigM4TkAAWAFqCjFfYmFzaWNlY29yCEtBQTJQRkJOCjcI1YIBEgQyNjI1GINpIJKYASiQ44oDMJjkigM4TkAAWAFqCjFfYmFzaWNlY29yCEtBQTJQRkJOEgoIARABGAEqAlVBGAEiBAgBEAEoAigDKAQwCw) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Wed, Apr 29 - Wed, May 6 SAT San Antonio PSC Pasco $289 Roundtrip found 3 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:SAT,to:PSC,departure:4/29/2026TANYT&leg2=from:PSC,to:SAT,departure:5/6/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:288.40&airProductToken=AQpvCjYIxJgBEgQyNjgwGJKYASDyEiiJ14sDMLjYiwM4RUAAWAFqCU1BSU5CQVNJQ3IIVkFWU0gzQkMKNQjEmAESBDE3MTIY8hIgzxQo8NmLAzDU2osDOEVAAVgBaglNQUlOQkFTSUNyCFZBVlNIM0JDEgoIARABGAEqAkRMGAEiBAgBEAEoAigDKAQwAQ) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Thu, Mar 12 - Sat, May 2 SAT San Antonio PSC Pasco $290 Roundtrip found 1 day ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:SAT,to:PSC,departure:3/12/2026TANYT&leg2=from:PSC,to:SAT,departure:5/2/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:289.40&airProductToken=AQpvCjYIxJgBEgQyNjgwGJKYASDyEiiDu4cDMLi8hwM4RUAAWAFqCU1BSU5CQVNJQ3IIVkFWTkEwQkMKNQjEmAESBDE3MTIY8hIgzxQo3b2HAzDFvocDOEVAAVgBaglNQUlOQkFTSUNyCFZBVk5BMEJDEgoIARABGAEqAkRMGAEiBAgBEAEoAigDKAQwAQ) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Fri, Mar 20 - Tue, Mar 24 SAT San Antonio PSC Pasco $293 Roundtrip found 6 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:SAT,to:PSC,departure:3/20/2026TANYT&leg2=from:PSC,to:SAT,departure:3/24/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:292.40&airProductToken=AQpvCjYIxJgBEgQyNjgwGJKYASDyEij_lIgDMLeWiAM4RUAAWAFqCU1BSU5CQVNJQ3IIVkFWTkEwQkMKNQjEmAESBDE3MTIY8hIgzxQo3ZeIAzDFmIgDOEVAAVgBaglNQUlOQkFTSUNyCFZBVk5BMEJDEgoIARABGAEqAkRMGAEiBAgBEAEoAigDKAQwAQ) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Mon, Mar 23 - Wed, Mar 25 SAT San Antonio PSC Pasco $295 Roundtrip found 3 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:SAT,to:PSC,departure:3/23/2026TANYT&leg2=from:PSC,to:SAT,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:294.70&airProductToken=AQqoAQo3CMSYARIEMjUzNBiSmAEgi7gBKPOxiAMwwrOIAzhFQABYAWoJTUFJTkJBU0lDcghWQVZOQTBCQwo2CMSYARIEMTE5NBiLuAEg8hIov7SIAzCttYgDOEVAAVgBaglNQUlOQkFTSUNyCFZBVk5BMEJDCjUIxJgBEgQzNzI4GPISIM8UKLK2iAMwm7eIAzhFQAFYAWoJTUFJTkJBU0lDcghWQVZOQTBCQxIKCAEQARgBKgJETBgBIgQIARABKAIoAygEMAE) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Thu, Apr 23 - Wed, Apr 29 SAT San Antonio PSC Pasco $299 Roundtrip found 2 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:SAT,to:PSC,departure:4/23/2026TANYT&leg2=from:PSC,to:SAT,departure:4/29/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:299.00&airProductToken=AQppCjMIwYIBEgQzMTM0GJKYASDvuQEo_JGLAzCWk4sDOEJAAFgBagVCQVNJQ3IIT1ZBSFpOQlYKMgjBggESBDUwMDYY77kBIM8UKPyTiwMwqJWLAzhCQAFYAWoFQkFTSUNyCE9WQUhaTkJWEgoIARABGAEqAkFBGAEiBAgBEAEoAigDKAQwCw) ![Hawaiian Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/HA.gif) Tue, Mar 3 - Mon, Mar 9 SAT San Antonio PSC Pasco $393 Roundtrip found 3 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:SAT,to:PSC,departure:3/3/2026TANYT&leg2=from:PSC,to:SAT,departure:3/9/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:392.40&airProductToken=AQpFCiEIyIIBEgQ2NTE3GJKYASCSASim1oYDMLvYhgM4VUAAWAEKIAjIggESBDY4NTYYkgEgzxQowNmGAzD_2YYDOFVAAVgBCkUKIAjIggESBDY2MTEYzxQgkgEo3ZWHAzColocDOFVAAFgBCiEIyIIBEgQ2NzQ3GJIBIJKYASiBl4cDMPKYhwM4VUABWAESCggBEAEYASoCSEEYASIECAEQASgEMAE) ![](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 Pasco Prices were available within the past 7 days. Prices and availability are subject to change. [](https://www.expedia.com/Flights-Search?leg1=from:SAT,to:PSC,departure:3/7/2026TANYT&leg2=from:PSC,to:SAT,departure:3/9/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) PSC Tri-Cities CheapestClosest 4 min [Flights from $626 ](https://www.expedia.com/Flights-Search?leg1=from:SAT,to:PSC,departure:3/7/2026TANYT&leg2=from:PSC,to:SAT,departure:3/9/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) ## Find the cheapest month to fly from San Antonio (SAT) to Pasco (PSC) ### May is typically the cheapest month to fly From $224 - $478 per traveler. ## Frequently asked questions ### How much does a flight from San Antonio Intl. Airport (SAT) to Tri-Cities Airport (PSC) cost? ### What is the cheapest month to fly from San Antonio Intl. Airport (SAT) to Tri-Cities Airport (PSC)? ### What is the cheapest airline that flies from San Antonio Intl. Airport (SAT) to Tri-Cities Airport (PSC)? ### How many flights per day from San Antonio Intl. Airport (SAT) to Tri-Cities Airport (PSC)? ### What day of the week has the most flights from SAT to PSC? ### What is the best time to fly from San Antonio Intl. Airport (SAT) to Tri-Cities Airport (PSC)? ### Is it cheaper to buy a plane ticket from San Antonio Intl. Airport (SAT) to Tri-Cities Airport (PSC) last-minute? ### Is it cheaper to book a SAT to PSC flight and hotel package? ### Can I cancel or change the date of my flight from San Antonio Intl. Airport (SAT) to Tri-Cities Airport (PSC)? ## Travel information | Origin airport | San Antonio Intl. | | ------------------- | -------------------------------------------------------------------- | | Destination airport | Tri-Cities | | Airlines serving | Alaska Airlines, American Airlines, Delta, Hawaiian Airlines, United | | Roundtrip price | $277 | | Distance | 1603 mi | ## Book with confidence # San Antonio to Pasco Flights The cheapest times to fly from San Antonio to Pasco 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 San Antonio to Pasco are during the month of April. You can find some of the cheapest flights from San Antonio to Pasco with Expedia's search tool and vast selection of airlines. The best time to book a flight from San Antonio to Pasco Sunday is one of the best days to book for cheap flights from San Antonio to Pasco: 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 San Antonio to Pasco 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 San Antonio to Pasco in 2026\. You can also book with separate airlines for your outbound and return journeys, from $139 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 San Antonio to Pasco 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 San Antonio to Pasco 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 - [Pasco Hotels ](https://www.expedia.com/Pasco-Hotels.d2878.Travel-Guide-Hotels) - [Flights to Pasco ](https://www.expedia.com/Cheap-Flights-To-Pasco.d2878.Travel-Guide-Flights) - [Phoenix to Pasco ](https://www.expedia.com/lp/flights/178298/2878/phoenix-to-pasco) - [Dallas to Pasco ](https://www.expedia.com/lp/flights/178253/2878/dallas-to-pasco) \*Available to One Key members.