The cheapest times to fly from LIS to PSC are

  • April 9th to April 22nd
  • October 29th to December 9th
  • December 24th to March 25th

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from LIS to PSC is late January. Prices can be as high as $1582 for Friday flights during late June, or as low as $952 for Tuesday flights around late January.


When to Fly to Pasco

Flying from Lisbon (LIS) to Pasco/Kennewick/Richland, WA (PSC) will usually cost between $953 to $1511 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late January with an average ticket price of $967. Due to high demand the most expensive time to fly is late June, with an average price of $1482. Planning your trip to low-cost times can easily save you $515 on economy flights and even more on first-class flights. Generally, any price below $1134 can be considered a good price for a round-trip LIS to PSC flight.

See below for a graph of average weekly prices for the LIS to PSC route. All prices are for round-trip tickets in USD.

LIS to PSC Flight Prices

Compared to other flights, the LIS to PSC flight is slightly more expensive than the average and costs more than the average flight leaving from Lisbon. The average price per mile (for a direct flight) is $0.14, which is far below average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to depart and return on this flight. Fridays are the most expensive days to fly to Pasco, and Saturdays are the most expensive days to return to Lisbon. Selecting flights on the least expensive days could save you up to $118 (8%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $1107. Return trip prices are from the PSC to LIS flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from LIS to PSC can generally find a 1-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 10 hour 14 minutes may not be realistic.


Alternative Nearby Airports

Champion Traveler tells you which airports are nearby and whether tickets might be cheaper alternative airports nearby. Sometimes it’s worth it to fly into a closer airport and then commute to your destination. Remember that there is not usually a nonstop flight from LIS to PSC while comparing.

Destination alternative #1: Spokane International Airport (GEG) in Spokane, WA

  • 120 miles (193 km) away from PSC
  • Usually 2.56% less expensive than PSC
  • 1-layover flights available

See LIS to GEG flights


Flight Hacking LIS to PSC

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from LIS to PSC — but Champion Traveler does!

Hack #1: Seattle, WA (LIS > SEA > PSC)

  • Price for both tickets: $834
  • Average savings: $301 (26.5%)

See LIS to LAX flights

Hack #2: Los Angeles, CA (LIS > LAX > PSC)

  • Price for both tickets: $856
  • Average savings: $278 (24.51%)

See LIS to SEA flights

Hack #3: New York, NY (LIS > JFK > PSC)

  • Price for both tickets: $869
  • Average savings: $266 (23.41%)

See LIS to JFK flights


Flight Questions Answered

Still have questions about flying from LIS to PSC? We’ve got answers.

Which airlines fly this route?

You can find 12 major airlines flying this route most often: Air Canada, Air France, Alaska, American, British Airways, Brussels Airlines, Delta, KLM, Lufthansa, Singapore Airlines, Tap Air Portugal, United, and potentially more during busy seasons.

How far away is it from Tri Cities Airport to Lisboa Airport?

The distance between the two airports is roughly 5142 miles or 8275 kilometers.

How long does it take to fly from LIS to PSC?

The real-world flight time for a nonstop LIS to PSC flight is about 10 hour 14 minutes.

How many flights go between Lisbon and Pasco/Kennewick/Richland, WA?

It depends on the day of the week and the date, but a typical day might have around 15 available flights from LIS to PSC.


Airport Location Info


Departing Airport

Origination codeLIS
Origination airport nameLisboa Airport

Return Airport

Destination codePSC
Destination airport nameTri Cities Airport
CityPasco/Kennewick/Richland, WA
Countrythe United States


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.