Our cheapest offers for flights from Portland Oregon to Seattle Tacoma

Here you can compare cheap flights from Portland Oregon (PDX) to Seattle Tacoma (SEA) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Seattle Tacoma. Prices and availability may change at any time.

	Outbound	Return	Airlines	Baggage	Price
Best option Portland-Oregon Seattle-Tacoma	Outbound 09/19/25 direct AS0499 01h 05min	Return 09/29/25 direct AS3464 01h 08min	Alaska Airlines	?	$153
Portland-Oregon Seattle-Tacoma Pay attention to transfer at connecting flight	Outbound 07/25/25 1 Stopover (LAS) NK0431, NK0781 28h 43min	Return 08/17/25 1 Stopover (LAS) NK0782, NK0778 20h 32min	Spirit Airlines		$324
Portland-Oregon Seattle-Tacoma	Outbound 09/19/25 direct AS3408 01h 01min	Return 09/29/25 direct AS0498 00h 59min	Alaska Airlines	?	$159
Portland-Oregon Seattle-Tacoma	Outbound 09/19/25 direct AS3408 01h 01min	Return 09/29/25 direct AS2258 00h 55min	Alaska Airlines		$164
Portland-Oregon Seattle-Tacoma	Outbound 07/25/25 direct HA6414 01h 00min	Return 08/17/25 direct AS1017 01h 00min	Hawaiian Airlines		$170
Portland-Oregon Seattle-Tacoma	Outbound 07/25/25 direct AS2090 00h 53min	Return 08/17/25 direct AS2330 00h 52min	Alaska Airlines	?	$174
Portland-Oregon Seattle-Tacoma	Outbound 09/19/25 direct HA6402 00h 58min	Return 09/29/25 direct HA6831 01h 02min	Hawaiian Airlines	?	$252
Portland-Oregon Seattle-Tacoma	Outbound 07/25/25 direct AS3408 01h 00min	Return 08/17/25 direct HA6827 01h 00min	Alaska Airlines	?	$283
Portland-Oregon Seattle-Tacoma	Outbound 07/25/25 direct HA6414 01h 00min	Return 08/17/25 direct HA6827 01h 00min	Hawaiian Airlines	?	$685

Tips and tricks to help you find cheap flights from Portland Oregon to Seattle Tacoma

Important flight information

Flight information: Portland-Oregon - Seattle-Tacoma

Flight duration	min. 00:50 / max. 06:00
Return flight duration	min. 00:45/ max. 01:02
Distance	208 km
Flights per week	256
Departure airport	Airport Portland International Airport, Oregon (PDX)
Arrival airport	Airport Seattle-Tacoma International Airport, WA (SEA)
Destination country	Flights to United States

Alternative routes to United States

Flight Portland-Oregon - Las Vegas from 174 $
Flight Portland-Oregon - Elmira from 615 $

Alternative flights to Seattle-Tacoma

Flight New York - Seattle-Tacoma from 321 $
Flight Los Angeles - Seattle-Tacoma from 156 $
Flight Anchorage - Seattle-Tacoma from 302 $
Flight Honolulu - Seattle-Tacoma from 403 $
Flight Atlanta - Seattle-Tacoma from 216 $
Flight Las Vegas - Seattle-Tacoma from 98 $
Flight Denver - Seattle-Tacoma from 122 $
Flight Miami - Seattle-Tacoma from 262 $
Flight Boston - Seattle-Tacoma from 279 $
Flight Chicago - Seattle-Tacoma from 198 $