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$278 Cheap Flights from Pocatello (PIH) to Pasco (PSC)

View $278 flight on Thu, Jul 23, 2026Opens in a new window

Popular airlines from Pocatello, ID (PIH-Pocatello Regional) to Tri-Cities Airport (PSC)

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Cheap Flights from Pocatello to Pasco (PIH-PSC)

Prices were available within the past 7 days and start at $278 for one-way flights and $403 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Thu, Jul 23 - Sat, Aug 1
PIH
Pocatello
PSC
Pasco
$403 Roundtrip, found 9 hours ago
$403
Roundtrip
found 9 hours ago
Select Delta flight, departing Thu, Jul 23 from Pocatello to Pasco, returning Sat, Aug 1, priced at $403 found 9 hours ago
Delta
Thu, Jul 23 - Sat, Aug 1
PIH
Pocatello
PSC
Pasco
$473 Roundtrip, found 9 hours ago
$473
Roundtrip
found 9 hours ago
Select Delta flight, departing Thu, Jul 23 from Pocatello to Pasco, returning Sat, Aug 1, priced at $473 found 9 hours ago
Delta
Thu, Jul 23 - Sat, Aug 1
PIH
Pocatello
PSC
Pasco
$483 Roundtrip, found 9 hours ago
$483
Roundtrip
found 9 hours ago
Select Delta flight, departing Thu, Jul 23 from Pocatello to Pasco, returning Sat, Aug 1, priced at $483 found 9 hours ago
Delta
Thu, Jul 23 - Sat, Aug 1
PIH
Pocatello
PSC
Pasco
$523 Roundtrip, found 9 hours ago
$523
Roundtrip
found 9 hours ago
Select Delta flight, departing Thu, Jul 23 from Pocatello to Pasco, returning Sat, Aug 1, priced at $523 found 9 hours ago
Delta
Thu, Jul 23 - Sat, Aug 1
PIH
Pocatello
PSC
Pasco
$543 Roundtrip, found 9 hours ago
$543
Roundtrip
found 9 hours ago
Select Delta flight, departing Thu, Jul 23 from Pocatello to Pasco, returning Sat, Aug 1, priced at $543 found 9 hours ago
Delta
Thu, Jul 23 - Sat, Aug 1
PIH
Pocatello
PSC
Pasco
$553 Roundtrip, found 9 hours ago
$553
Roundtrip
found 9 hours ago
Select Delta flight, departing Thu, Jul 23 from Pocatello to Pasco, returning Sat, Aug 1, priced at $553 found 9 hours ago
Delta
Thu, Jul 23 - Sat, Aug 1
PIH
Pocatello
PSC
Pasco
$579 Roundtrip, found 9 hours ago
$579
Roundtrip
found 9 hours ago
Select Delta flight, departing Thu, Jul 23 from Pocatello to Pasco, returning Sat, Aug 1, priced at $579 found 9 hours ago
Delta
Thu, Jul 23 - Sat, Aug 1
PIH
Pocatello
PSC
Pasco
$590 Roundtrip, found 9 hours ago
$590
Roundtrip
found 9 hours ago
Select Delta flight, departing Thu, Jul 23 from Pocatello to Pasco, returning Sat, Aug 1, priced at $590 found 9 hours ago
Delta
Thu, Jul 23 - Sat, Aug 1
PIH
Pocatello
PSC
Pasco
$595 Roundtrip, found 9 hours ago
$595
Roundtrip
found 9 hours ago
Select Delta flight, departing Thu, Jul 23 from Pocatello to Pasco, returning Sat, Aug 1, priced at $595 found 9 hours ago
Delta
Thu, Jul 23 - Sat, Aug 1
PIH
Pocatello
PSC
Pasco
$613 Roundtrip, found 9 hours ago
$613
Roundtrip
found 9 hours ago
Select Delta flight, departing Thu, Jul 23 from Pocatello to Pasco, returning Sat, Aug 1, priced at $613 found 9 hours ago

Frequently asked questions

How much does a flight from Pocatello, ID (PIH-Pocatello Regional) to Pasco, WA (PSC-Tri-Cities) cost?
You can find cheap one-way flights from $278 and cheap return flights from $403 Pocatello, ID (PIH-Pocatello Regional) to Pasco, WA (PSC-Tri-Cities) with Expedia. One-way flights typically cost between $418 and $658, and return flights often range between $457 and $780. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Pocatello, ID (PIH-Pocatello Regional) to Pasco, WA (PSC-Tri-Cities) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Pocatello, ID (PIH-Pocatello Regional) to Pasco, WA (PSC-Tri-Cities)?
The cheapest month to fly from PIH to PSC is July when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Pocatello, ID (PIH-Pocatello Regional) to Pasco, WA (PSC-Tri-Cities)?
Enter PIH to PSC and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Pocatello, ID (PIH-Pocatello Regional) to Pasco, WA (PSC-Tri-Cities)?
Delta is one of the cheapest airlines offering connecting flights from Pocatello Regional (PIH) to Pasco (PSC), with round-trip tickets starting from around $591. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Pocatello, ID (PIH-Pocatello Regional) to Pasco, WA (PSC-Tri-Cities)?
To find a cheap flight from Pocatello, ID (PIH-Pocatello Regional) to Pasco, WA (PSC-Tri-Cities), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Pocatello, ID (PIH-Pocatello Regional) to Pasco, WA (PSC-Tri-Cities)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
What is the earliest flight from Pocatello, ID (PIH-Pocatello Regional) to Pasco, WA (PSC-Tri-Cities)?
The earliest flight from Pocatello, ID (PIH-Pocatello Regional) to Pasco, WA (PSC-Tri-Cities) typically departs at around 6:20 AM, operated by Delta and Alaska Airlines. This is a seasonal service active in February, and an early departure can help you make the most of your time in Pasco. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Pocatello, ID (PIH-Pocatello Regional) to Pasco, WA (PSC-Tri-Cities)?
For flights from Pocatello Regional (PIH) to Tri-Cities (PSC), the most popular departure times are in the early afternoon, from 12pm to 3pm. This time window accounts for 100% of passenger traffic. Many major carriers, including Delta and United Airlines, operate flights during this period. This timing is convenient as it allows you to travel after the morning rush.
How long does it take to fly from Pocatello, ID (PIH-Pocatello Regional) to Pasco, WA (PSC-Tri-Cities)?
Flights from PIH to PSC with one stop typically take around 5 hours, covering approximately 396 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Pocatello, ID (PIH-Pocatello Regional) to Pasco, WA (PSC-Tri-Cities)?
First class seats are offered on the PIH to PSC route with Delta Air Lines.
How do I earn miles on a Pocatello, ID (PIH-Pocatello Regional) to Pasco, WA (PSC-Tri-Cities) flight with Expedia?
It's easy to earn miles on a Pocatello, ID (PIH-Pocatello Regional) to Pasco, WA (PSC-Tri-Cities) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Pasco from Pocatello Regional (PIH)?
From Pocatello Regional (PIH), you can fly into Tri-Cities (PSC) to reach Pasco. Some flights may connect through major hubs like Salt Lake City Intl. (SLC) before reaching Pasco. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Pocatello, ID (PIH-Pocatello Regional) to Pasco, WA (PSC-Tri-Cities) at the last minute?
Typically, booking a last minute flight from Pocatello, ID (PIH-Pocatello Regional) to Pasco, WA (PSC-Tri-Cities) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Pocatello, ID (PIH-Pocatello Regional) to Pasco, WA (PSC-Tri-Cities) flight and hotel package?
Securing a Pocatello, ID (PIH-Pocatello Regional) to Pasco, WA (PSC-Tri-Cities) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Pocatello, ID (PIH-Pocatello Regional) to Pasco, WA (PSC-Tri-Cities)?
If you booked your Pocatello, ID (PIH-Pocatello Regional) to Pasco, WA (PSC-Tri-Cities) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Pocatello Regional
Destination airport
Tri-Cities
Airlines serving
Delta
Roundtrip price
$402
Distance
395 mi

Book with confidence

Pocatello to Pasco Flights

The cheapest times to fly from Pocatello 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 Pocatello to Pasco are during the month of July. You can find some of the cheapest flights from Pocatello to Pasco with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Pocatello to Pasco

Sunday is one of the best days to book for cheap flights from Pocatello 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 Pocatello 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 Pocatello to Pasco in 2026. You can also book with separate airlines for your outbound and return journeys, from $278 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 Pocatello 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. Bundling together your Pocatello 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.

 

Pocatello to Pasco Flights

*Flight schedules are subject to change.

*Available to One Key members.