Title: Cheap Flights from Watertown (ATY) to Pasco (PSC) - Expedia.ca ![Beautiful lake. ](https://images.trvl-media.com/place/2878/e076e0af-b611-4721-b423-65a87b93597f.jpg?impolicy=fcrop&w=1200&h=500&q=medium) Photo by Brandi Blair ![](https://images.trvl-media.com/place/2878/e076e0af-b611-4721-b423-65a87b93597f.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from Watertown (ATY) to Pasco (PSC) - [Roundtrip](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only ## Popular airlines from Watertown, SD (ATY-Watertown Regional) to Tri-Cities Airport (PSC) - ![Delta](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg) Delta [](https://www.expedia.ca/Flights-Search?leg1=from:aty,to:psc,departure:18/11/2025TANYT&leg2=from:psc,to:aty,departure:25/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) - ![United](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_UA.svg) United [](https://www.expedia.ca/Flights-Search?leg1=from:aty,to:psc,departure:18/11/2025TANYT&leg2=from:psc,to:aty,departure:25/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![notification illustration](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\* - ![deals illustration](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\* - ![trophy illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.ca/login) Flight from Watertown to Pasco (ATY - PSC) route information | Origin airport | Watertown Regional | | --- | --- | | Destination airport | Tri-Cities | | Distance | 1699 km | ## Watertown to Pasco Flights **The easy way to book your flights from Watertown to Pasco**  With Expedia, it’s simple to find and book flights to Pasco from Watertown whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from airlines that cover this route. There are nonstop flights to Tri-Cities, too.   Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Watertown to Pasco today, tomorrow, or this week.   **Save dollars with cheap flights from Watertown Regional, ATY to Tri-Cities, PSC**  Sort your search results by price to find great deals on your flight from Watertown to Pasco—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Pasco from Watertown currently is just rising to .   Here are more money-saving tips:  - Fly in when flight prices are normally at their lowest  - Book about a month to 6 weeks before you travel for the best prices to Pasco   - Avoid peak season and weekends when flights can cost more - Early morning and late-night flights are sometimes cheaper, so try varying your travel times  - One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free!  **Reasons to choose Expedia for your flight to Pasco from Watertown**  Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Pasco with Expedia today. ## Frequently asked questions ### How much is a flight from Watertown Regional Airport (ATY) to Tri-Cities Airport? > If you're travelling from ATY to Tri-Cities Airport, round-trip journeys start from . This figure is based on fares quoted within the last 7 days on Expedia for flights departing within the next year, so don't delay. Book now and save yourself money and time. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from Watertown Regional Airport to PSC? > Every air carrier has its own terms and conditions. If you decide to cancel your trip, head to our [Customer Service Portal](https://www.expedia.ca/helpcenter). ### How do I find cheap flights from Watertown Regional Airport to Tri-Cities Airport (PSC) that have flexible change policies? > Many carriers will allow you to reschedule your flight without a change fee. All you pay is any additional cost for the new flight. When looking for Watertown Regional Airport to PSC flights, you'll see a "No change fees" box for you to select. ### How far is the flight from Watertown Regional Airport (ATY) to Tri-Cities Airport? > You'll be soaring through the sky for a while, as the flight distance from Watertown Regional Airport to PSC is 1,700 kilometres. Create a playlist of your favourite podcasts before leaving home to stay entertained during the trip. ### Which airlines fly direct from ATY to Tri-Cities Airport? > You won't find any airlines operating directly between Watertown Regional Airport and PSC, so be prepared to make at least one stop on your journey. A layover, whether short or long, can be a nice way to break up a trip! ### Are ATY to Tri-Cities Airport (PSC) flight tickets cheaper when they're purchased at the last minute? > Last-minute planners can occasionally nab a bargain, with some of the cheapest airfares from ATY to PSC cropping up a few weeks prior to the departure date. If you'd rather book ahead, Expedia compares and updates all the best flight deals regularly — as early as 12 months in advance in some cases. It depends on the carrier though, as not all airlines advertise prices that far in advance. ## Explore a world of travel with Expedia \*Available to Expedia members.