Title: $114 Cheap flights from Portland to Pasco (PDX 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) # $114 Cheap Flights from Portland (PDX) to Pasco (PSC) [View $114 flight on Thu, Jul 2, 2026](https://expedia.com/Flights-Search?trip=oneway&leg1=from:PDX,to:PSC,departure:7/2/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:113.40&airProductToken=AQo0CjIIwaYBEgQyNDc1GO-4ASDPFCirppEDMN6mkQM4WEAAWAFqBVNBVkVScghRSDJPQVNCThIMCAEQARgBKgJBUzIAGAEiBAgBEAEoAigDKAQwDQ) ## Popular airlines from Portland International Airport (PDX) 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:PDX,to:PSC,departure:3/8/2026TANYT&leg2=from:PSC,to:PDX,departure:3/15/2026TANYT&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:PDX,to:PSC,departure:3/8/2026TANYT&leg2=from:PSC,to:PDX,departure:3/15/2026TANYT&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:PDX,to:PSC,departure:3/8/2026TANYT&leg2=from:PSC,to:PDX,departure:3/15/2026TANYT&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:PDX,to:PSC,departure:3/8/2026TANYT&leg2=from:PSC,to:PDX,departure:3/15/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![](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 Portland to Pasco (PDX-PSC) Prices were available within the past 7 days and start at $114 for one-way flights and $187 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Fri, Jun 12 - Mon, Jun 15 PDX Portland PSC Pasco $187 Roundtrip found 2 hours ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:PDX,to:PSC,departure:6/12/2026TANYT&leg2=from:PSC,to:PDX,departure:6/15/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:186.80&airProductToken=AQo0CjIIwaYBEgQzMDY2GO-4ASDPFCjiyI8DMJjJjwM4WEAAWAFqBVNBVkVScghRSDJFQVNCTgo0CjIIwaYBEgQyNDcxGM8UIO-4ASjj548DMJbojwM4WEAAWAFqBVNBVkVScghRSDJFQVNCThIKCAEQARgBKgJBUxgBIgQIARABKAIoAygEMA0) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Fri, Jun 12 - Mon, Jun 15 PDX Portland PSC Pasco $197 Roundtrip found 2 hours ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:PDX,to:PSC,departure:6/12/2026TANYT&leg2=from:PSC,to:PDX,departure:6/15/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:196.80&airProductToken=AQo0CjIIwaYBEgQzMDY2GO-4ASDPFCjiyI8DMJjJjwM4WEAAWAFqBVNBVkVScghRSDJFQVNCTgo0CjIIwaYBEgQzMTA5GM8UIO-4ASjn4o8DMJ7jjwM4WEAAWAFqBVNBVkVScghOSDJFQVNCThIKCAEQARgBKgJBUxgBIgQIARABKAIoAygEMA0) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Tue, Apr 28 - Sat, May 9 PDX Portland PSC Pasco $207 Roundtrip just found [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:PDX,to:PSC,departure:4/28/2026TANYT&leg2=from:PSC,to:PDX,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:206.40&airProductToken=AQpFCiEIxJgBEgQzOTEzGO-4ASCSASi4zYsDMIbOiwM4RUAAWAEKIAjEmAESBDQwMTcYkgEgzxQo_s6LAzDFz4sDOEVAAVgBCkUKIAjEmAESBDM4OTAYzxQgkgEonsiMAzDoyIwDOEVAAFgBCiEIxJgBEgQzOTk3GJIBIO-4ASjDyYwDMILKjAM4RUABWAESCggBEAEYASoCREwYASIECAEQASgEMAE) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Fri, Jun 12 - Mon, Jun 15 PDX Portland PSC Pasco $217 Roundtrip found 2 hours ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:PDX,to:PSC,departure:6/12/2026TANYT&leg2=from:PSC,to:PDX,departure:6/15/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:216.81&airProductToken=AQo0CjIIwaYBEgQyNDc1GO-4ASDPFCirxY8DMN7FjwM4WEAAWAFqBVNBVkVScghTSDRFQVNCTgo0CjIIwaYBEgQyNDcxGM8UIO-4ASjj548DMJbojwM4WEAAWAFqBVNBVkVScghRSDJFQVNCThIKCAEQARgBKgJBUxgBIgQIARABKAIoAygEMA0) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Fri, May 1 - Sat, May 9 PDX Portland PSC Pasco $227 Roundtrip just found [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:PDX,to:PSC,departure:5/1/2026TANYT&leg2=from:PSC,to:PDX,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:226.40&airProductToken=AQpFCiEIxJgBEgQyMzYwGO-4ASCSASit6YsDMO3piwM4RUAAWAEKIAjEmAESBDM5OTIYkgEgzxQohOuLAzDI64sDOEVAAVgBCkUKIAjEmAESBDM4OTAYzxQgkgEonsiMAzDoyIwDOEVAAFgBCiEIxJgBEgQzOTk3GJIBIO-4ASjDyYwDMILKjAM4RUABWAESCggBEAEYASoCREwYASIECAEQASgEMAE) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Mon, Jul 27 - Thu, Jul 30 PDX Portland PSC Pasco $227 Roundtrip found 2 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:PDX,to:PSC,departure:7/27/2026TANYT&leg2=from:PSC,to:PDX,departure:7/30/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:226.79&airProductToken=AQojCiEIwaYBEgQyNDcxGO-4ASDPFCjKv5MDMIDAkwM4WEAAWAEKIwohCMGmARIEMjQ3MRjPFCDvuAEo_-GTAzC14pMDOFhAAFgBEgoIARABGAEqAkFTGAEiBAgBEAEoBDAB) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Wed, May 20 - Wed, Jun 10 PDX Portland PSC Pasco $235 Roundtrip found 2 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:PDX,to:PSC,departure:5/20/2026TANYT&leg2=from:PSC,to:PDX,departure:6/10/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:234.61&airProductToken=AQpFCiEIwaYBEgQzMTIxGO-4ASCSASjxxI0DMK7FjQM4WEAAWAEKIAjBpgESBDIxMDAYkgEgzxQo18aNAzCSx40DOFhAAVgBCiMKIQjBpgESBDI0NzEYzxQg77gBKL-vjwMw9a-PAzhYQABYARIKCAEQARgBKgJBUxgBIgQIARABKAQwAQ) ![Hawaiian Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/HA.gif) Tue, Mar 3 - Thu, Mar 5 PDX Portland PSC Pasco $417 Roundtrip found 2 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:PDX,to:PSC,departure:3/3/2026TANYT&leg2=from:PSC,to:PDX,departure:3/5/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:416.39&airProductToken=AQpFCiEIyIIBEgQ2NDAwGO-4ASCSASia04YDMNbThgM4VUAAWAEKIAjIggESBDY4NTIYkgEgzxQoiNSGAzDD1IYDOFVAAVgBCkUKIAjIggESBDY2MDkYzxQgkgEoqOuGAzDq64YDOFVAAFgBCiEIyIIBEgQ2NjU3GJIBIO-4ASiT7IYDMNTshgM4VUABWAESCggBEAEYASoCSEEYASIECAEQASgEMAE) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Thu, Apr 30 - Wed, May 6 PDX Portland PSC Pasco $565 Roundtrip just found [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:PDX,to:PSC,departure:4/30/2026TANYT&leg2=from:PSC,to:PDX,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:564.41&airProductToken=AQprCjQI1YIBEgQyMzc1GO-4ASCDaSjs3osDMIvgiwM4VEAAWAFqB0VDT05PTVlyCFRBQTJBUURTCjMI1YIBEgQxOTEzGINpIM8UKLDjiwMwyOSLAzhLQAFYAWoHRUNPTk9NWXIIS0ZBMkFERE4KawozCNWCARIENTU3OBjPFCCycSjXpIwDMNyljAM4S0AAWAFqB0VDT05PTVlyCEtGQTJBREROCjQI1YIBEgQyMzg0GLJxIO-4ASiJqYwDMP-pjAM4R0ABWAFqB0VDT05PTVlyCEdBVTJBS0RTEgoIARABGAEqAlVBGAEiBAgBEAEoAigDKAQwAQ) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Tue, Mar 10 - Tue, Mar 17 PDX Portland PSC Pasco $611 Roundtrip found 6 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:PDX,to:PSC,departure:3/10/2026TANYT&leg2=from:PSC,to:PDX,departure:3/17/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:610.41&airProductToken=AQppCjMIwYIBEgQyNzk4GO-4ASDvuQEogqGHAzCfoocDOEJAAFgBagVCQVNJQ3IIUVZBS1VTQlgKMgjBggESBDUwMDYY77kBIM8UKIWlhwMwsqaHAzhCQAFYAWoFQkFTSUNyCFMwRldVTkJaCmkKMgjBggESBDQ5NDQYzxQg77kBKKjyhwMw0fOHAzhCQABYAWoFQkFTSUNyCE5XRldVTkJYCjMIwYIBEgQ2MjAzGO-5ASDvuAEoyfWHAzCD94cDOEJAAVgBagVCQVNJQ3IIUVZBS1VTQlgSDAgBEAEYASoCQUEyABgBIgQIARABKAIoAygEMAs) ![](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:PDX,to:PSC,departure:3/8/2026TANYT&leg2=from:PSC,to:PDX,departure:3/23/2026TANYT&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 $237 ](https://www.expedia.com/Flights-Search?leg1=from:PDX,to:PSC,departure:3/8/2026TANYT&leg2=from:PSC,to:PDX,departure:3/23/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) ## Find the cheapest month to fly from Portland (PDX) to Pasco (PSC) ### November is typically the cheapest month to fly From $167 - $506 per traveler. ## Frequently asked questions ### How much does a flight from Portland Intl. Airport (PDX) to Tri-Cities Airport (PSC) cost? ### What is the cheapest month to fly from Portland Intl. Airport (PDX) to Tri-Cities Airport (PSC)? ### What is the cheapest airline that flies from Portland Intl. Airport (PDX) to Tri-Cities Airport (PSC)? ### How many flights per day from Portland Intl. Airport (PDX) to Tri-Cities Airport (PSC)? ### What day of the week has the most flights from PDX to PSC? ### What is the best time to fly from Portland Intl. Airport (PDX) to Tri-Cities Airport (PSC)? ### What airports do you fly into for Pasco from Portland Intl. Airport (PDX)? ### Is it cheaper to buy a plane ticket from Portland Intl. Airport (PDX) to Tri-Cities Airport (PSC) last-minute? ### Is it cheaper to book a PDX to PSC flight and hotel package? ### Can I cancel or change the date of my flight from Portland Intl. Airport (PDX) to Tri-Cities Airport (PSC)? ## Travel information | Origin airport | Portland Intl. | | ------------------- | ------------------------------------------------- | | Destination airport | Tri-Cities | | Airlines serving | Alaska Airlines, American Airlines, Delta, United | | Roundtrip price | $187 | | Distance | 173 mi | ## Book with confidence # Portland to Pasco Flights The cheapest times to fly from Portland 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 Portland to Pasco are during the month of June. You can find some of the cheapest flights from Portland to Pasco with Expedia's search tool and vast selection of airlines. The best time to book a flight from Portland to Pasco Sunday is one of the best days to book for cheap flights from Portland 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 Portland 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 Portland to Pasco in 2026\. You can also book with separate airlines for your outbound and return journeys, from $114 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 Portland 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 Portland 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.