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$425+ Cheap flights from Portland, ME to Pasco (PWM - PSC)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/18. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — PSC
Aug 31 — Sep 71
Mon 8/31
Mon 9/7
1 adult, Economy
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Cheap flight deals from Portland to Pasco

Cheapest flights from Portland to Pasco
Explore the most affordable flight options available from Portland to Pasco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 1, 2026.

This American Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/42:56 pm
PWM
-
PSC
2 stops11h 23m
American Airlines
Wed 8/55:15 am
PSC
-
PWM
2 stops14h 33m
American Airlines
Deal found 7/30$950
This American Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/51:25 pm
PWM
-
PSC
2 stops11h 15m
American Airlines
Thu 8/65:15 am
PSC
-
PWM
2 stops13h 45m
American Airlines
Deal found 7/30$980
This United Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/1410:45 am
PWM
-
PSC
2 stops12h 52m
United Airlines
Tue 8/185:15 am
PSC
-
PWM
1 stop7h 36m
United Airlines
Deal found 7/30$1,014
This United Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/43:37 pm
PWM
-
PSC
1 stop8h 15m
United Airlines
Wed 8/51:35 pm
PSC
-
PWM
2 stops30h 55m
United Airlines
Deal found 7/30$1,065
This United Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/53:37 pm
PWM
-
PSC
1 stop8h 15m
United Airlines
Thu 8/66:55 am
PSC
-
PWM
2 stops13h 56m
United Airlines
Deal found 7/30$1,258

Find flight deals from Portland to Pasco

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PWM) to Pasco (PSC). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 1, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$537
(United Airlines)

One-way from

$425
(Delta)
Provider with most accurate pricing for Portland-Pasco Tri Cities flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Pasco Tri Cities flights.
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From Portland to Pasco Tri Cities
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One-way flight from Portland to Pasco Tri Cities
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Portland to Pasco that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 1, 2026.
Use the filters below to find and compare flights from Portland to Pasco that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandPasco

PWM - PSC

PWMPSC

Portland

Wed 1/6

9:34 am-9:07 pm

2 stops14h 33m

Pasco Tri Cities

Sat 1/9

5:15 am-10:57 pm

2 stops14h 42m

$537
Quickest round-trip

PortlandPasco

PWM - PSC

PWMPSC

Portland

Fri 8/14

10:45 am-8:37 pm

2 stops12h 52m

Pasco Tri Cities

Tue 8/18

5:15 am-3:51 pm

1 stop7h 36m

$1,014
Cheapest one-way
Quickest one-way

PortlandPasco

PWM - PSC

PWMPSC

Portland

Tue 8/18

4:47 pm-11:59 pm

2 stops10h 12m

$425

PortlandPasco

PWM - PSC

PWMPSC

Portland

Tue 8/18

6:00 am-12:12 pm

2 stops33h 12m

$447

PortlandPasco

PWM - PSC

PWMPSC

Portland

Thu 8/13

7:40 am-8:37 pm

2 stops15h 57m

$495

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Sorted by cheapest first
  • Most accurate provider: When it comes to deals on Portland, Maine-Pasco flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland, Maine-Pasco flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland, Maine-Pasco flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Portland, Maine-Pasco flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Portland, Maine-Pasco flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Portland to Pasco

Have a flexible travel schedule? Discover the best time to fly to Pasco from Portland with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from Portland to Pasco. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Portland, Maine to Pasco?

    United Airlines can get you from Portland, Maine to Pasco in just under 14h 33m. Your travel time can differ by up to . Airlines will cover a distance of 2354 mi.

  • Can I find deals for flights from Portland to Pasco that include hotel bookings?

    Yes. In addition to deals on Portland to Pasco flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Portland to Pasco?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Pasco.

  • Can I find deals for business class flights from Portland to Pasco?

    Yes. Cheapflights offers flight deals from Portland to Pasco by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Pasco?

Book flights to Pasco if you plan to visit one of these locations
Kennewick
Richland

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