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Cheap Flights from Portland to Seattle, WA, United States - PDX to SEA Last modified: May 31, 2016 1:39 PM

Popular flights from Portland to Seattle Last modified: May 31, 2016 1:39 PM

We’ve got the inside scoop on finding the best time to fly for the best price. Not sure when to travel for your next vacation? Find details below on when-to-fly and when-to-buy.

Alaska Airlines
Departure Date Return Date Lowest Price
Jun 24, 2016 Jun 26, 2016 $166
Jun 30, 2016 Jul 2, 2016 $166

How Much Does it Cost to Fly from Portland to Seattle (PDX to SEA)?

We have collected flight cost data from across the web for travel from Portland to Seattle, and have found the average flight price for this trip to be $169.

When Can I Buy the Cheapest Flight from Portland to Seattle (PDX to SEA)?

Airlines can adjust prices for plane tickets from Portland to Seattle based on the day and time that you decide to book your flight. We have collected data from all airlines, and have discovered that the best days to book flights are Tuesdays, Wednesdays, and Saturdays. Read our article to find more information about the best time to buy airline tickets.

How far in advance should you book flights from Portland to Seattle

The chart below shows up-to-date information regarding how far in advance a flight from Portland to Seattle should be booked.

Non Stop versus 1-Stop
Advanced PurchaseNon StopOne Stop
< 7 days $315 $364
7-14 days $213 $291
14-21 days $169 $286
21-30 days $166 $286
30-60 days $166 $222
60-90 days $169 $253
90+ days $169 $237

Cheapest Day To Fly from Portland to Seattle

The chart below shows up-to-date information regarding the cheapest days to fly from Portland to Seattle.

Monday Tuesday Wednesday Thursday Friday Saturday Sunday
$169 $169 $169 $166 $166 $169 $169

Lowest Fares Chart By Month from Portland to Seattle

The chart below shows the lowest fare by month when flying from Portland to Seattle.

Month Origin Destination Carrier Depart Date Return Date Stops Price
June Portland Seattle Alaska 6/24/16 6/26/16 0 $166
July Portland Seattle Alaska 7/30/16 8/1/16 0 $169
August Portland Seattle Alaska 8/9/16 8/10/16 0 $169
September Portland Seattle Alaska 9/18/16 9/25/16 0 $169
October Portland Seattle Alaska 10/18/16 11/4/16 0 $169
November Portland Seattle Alaska 11/19/16 11/26/16 0 $169
December Portland Seattle Alaska 12/18/16 12/21/16 0 $169
March Portland Seattle Alaska 3/2/17 3/7/17 0 $172

Cheapest Weekend Non-Stop Flights for the Next 30 Days from Portland to Seattle

If you're ready to take a trip in the next 30 days and want to fly on the weekend, you might be wondering which weekend is the cheapest to fly. The chart below shows up-to-date data regarding weekend flight prices from Portland to Seattle.

Next 30 Days

SunMonTueWedThuFriSat
29 30 31 1 2 3 4
$373
5 6 7 8 9 10 11
$373
12 13 14 15 16 17 18
$191
19 20 21 22 23 24 25
$191 $166
26 27 28 29 30 1 2
$166 $169
3 4 5 6 7 8 9
$169

Non-Stop vs Connecting Flights from Portland to Seattle (PDX to SEA)

Your Portland to Seattle flight can be significantly cheaper by choosing a multi-stop airline ticket. Although these connecting flights sacrifice some convenience, on average, travelers save 20%-60% when they choose to fly multi-stop versus a direct flight.

The average price for connecting flights from Portland to Seattle is $222.

The average price for non-stop flights from Portland to Seattle is $166.

The chart below shows up to date information regarding non-stop flights from Portland to Seattle.

Nonstop Flight Details from Portland to Seattle
CarrierMonTueWedThuFriSatSunEarliest FlightLatest Flight
Alaska 28 28 28 28 28 17 21 05:00 21:45
Delta 8 9 9 11 11 6 8 06:00 20:22

Round Trip vs One Way Flights from Portland to Seattle (PDX to SEA)

We have found that there is often no price difference between buying a round trip flight versus a one way flight. Increased flexibility is the main benefit when it comes to buying a one way flight from Portland to Seattle. However, booking a round trip flight can be a simpler process. You can compare round trip and one way flights by using our flight comparison.

The average price for one way flights from Portland to Seattle is $84.

The average price for round trip flights from Portland to Seattle is $166.

Portland to Seattle Flight Questions

Below are some common questions that asked about this flight route:

Question: How long is a direct flight from Portland to Seattle?
Answer: The average Portland to Seattle flight time is 50 minutes.
Question: How many miles are there between Portland and Seattle?
Answer: The distance from Portland to Seattle is 128 miles.
Question: How common are direct flights from Portland to Seattle?
Answer: There are 226 direct flights from Portland to Seattle.
Question: What is the most popular airline for non-stop flights from Portland to Seattle?
Answer: Alaska Airlines provides 78% of the non-stop flights between Portland and Seattle.
Question: What are the most popular connecting cities when flying from Portland to Seattle?
Answer: Las Vegas, NV

Airlines Flying from Portland to Seattle (PDX to SEA) Number of flights searched: 100Last modified: May 31, 2016 1:39 PM

Below are the different airlines that fly from Portland to Seattle with the average price of their plane tickets. Just remember that different airlines offer different levels of comfort and service, so consider convenience when choosing your airline.

Below is the full flight schedule summary of the next 30 days for flights from Portland to Seattle.

Portland to Seattle
Airline Connections Mon Tue Wed Thu Fri Sat Sun
American PHX X X X X X X X
Alaska - X X X X X X X
Delta - X X X X X X X
Delta SLC X X X X X X X
Southwest SJC X X X X X X X

Airports for Your Route

These pages contain information about the major airports in Portland and Seattle, so you can feel comfortable knowing how to get around whether you are about to take off or you just landed.

Cheap Domestic Flights from Portland - PDX

FlightsAirlineLowest Price
Portland to Los Angeles American, Alaska, Spirit, United, Virgin America $111
Portland to Bellingham Alaska $217
Portland to Wenatchee Alaska $234
Portland to Las Vegas American, Alaska, JetBlue, Spirit, United, Virgin America $115

Cheap International Flights from Portland - PDX

FlightsAirlineLowest Price
Portland to Vancouver American, Air Canada, Alaska, United, WestJet $250
Portland to Victoria American, Air Canada, Alaska, United, WestJet $338

Cheap Domestic Flights to Seattle - SEA

FlightsAirlineLowest Price
Eugene to Seattle Alaska $243
Pasco to Seattle Alaska $183
Redmond to Seattle Alaska, United $217
Wenatchee to Seattle Alaska $165
Yakima to Seattle Alaska $187
North Bend to Seattle Alaska, United $424
Seattle to Portland American, Alaska $166
Seattle to Los Angeles American, Alaska, Spirit, United, Virgin America $99
Seattle to Chicago American, Alaska, JetBlue, Frontier, Spirit, United, Virgin America $193
Seattle to Wenatchee Alaska $165
Seattle to Las Vegas American, Alaska, JetBlue, Frontier, Spirit, United, Virgin America $109
Seattle to Dallas - Ft Worth American, Alaska, Frontier, Spirit, Sun Country, United, Virgin America $244
Seattle to Bellingham American, Alaska, United $187
Seattle to Yakima Alaska $187
Seattle to San Francisco American, Alaska, United, Virgin America $157
Seattle to Spokane American, Alaska $157
Seattle to Atlanta American, Alaska, Frontier, Spirit, United $312
Seattle to Pasco American, Alaska, United $183
Seattle to New York American, Alaska, JetBlue, Frontier, Sun Country, United, Virgin America $288
Redmond to Portland Alaska $187
Seattle to Denver American, Alaska, Frontier, United, Virgin America $148
Pasco to Portland Alaska $155

Cheap International Flights to Seattle - SEA

FlightsAirlineLowest Price
Seattle to Vancouver American, Air Canada, Alaska, United, WestJet $201
Seattle to Victoria American, Air Canada, Alaska, United, WestJet $183
Cheap Flights from Portland to Seattle, WA, United States, from $166 Round trip from PDX to SEA