Are direct flights from Portland to Seattle always the best option?

Direct flights are often the most convenient, saving time and reducing the chance of delays. However, connecting flights can sometimes be more economical. Weigh the cost savings against the added travel time and potential layovers.

Can flexible travel dates help on Portland to Seattle flights?

Being flexible with your travel dates can significantly impact flight prices. Mid-week flights or traveling during off-peak seasons often present lower fares. Adjusting your departure or return by even a day or two may result in savings.

What extra costs should I check before booking Portland to Seattle flights?

Before booking, always check for potential extra costs such as baggage fees, seat selection charges, and in-flight services. Also, consider transportation costs to and from the airports at both your origin and destination. These can add up to the total travel expense.

Flights From Portland

To Seattle

Cheap Flights from Portland to Seattle

Browse current best options from Portland. Become a member to unlock all deals and get alerts when new deals appear.

Deals from

Portland

RatePunk searches hundreds of travel sites at once for deals on flights to Seattle

Prices updated today

485 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated Nov 2, 2026.)

Today’s best flight deals from Portland to Seattle

Explore current cheapest deals departing from Portland to Seattle

2026-12-03 – 2026-12-05
PDX - Seattle
37% AI deal score
$113
$207
Round trip
2027-03-06 – 2027-03-10
PDX - Seattle
34% AI deal score
$104
$214
Round trip
2027-01-09 – 2027-01-16
PDX - Seattle
39% AI deal score
$81
$215
Round trip
2027-01-30 – 2027-02-06
PDX - Seattle
39% AI deal score
$88
$215
Round trip
2027-01-12 – 2027-01-26
PDX - Seattle
39% AI deal score
$74
$215
Round trip
2027-02-23 – 2027-03-02
PDX - Seattle
35% AI deal score
$93
$215
Round trip
2027-01-27 – 2027-02-03
PDX - Seattle
39% AI deal score
$86
$216
Round trip
2027-01-12 – 2027-01-19
PDX - Seattle
39% AI deal score
$81
$216
Round trip
2027-01-09 – 2027-01-23
PDX - Seattle
39% AI deal score
$74
$216
Round trip
2027-01-05 – 2027-01-12
PDX - Seattle
39% AI deal score
$81
$216
Round trip

Portland to Seattle: Overview

Insights for flights from Portland to Seattle

A typical journey from Portland to Seattle takes about 0h 58m, including itineraries with connections. This short duration reflects the proximity of the two cities, making for a quick travel experience. Even for connecting flights, the median travel time is significantly longer at 9h 32m, indicating that direct flights are the most efficient option for this route.

For travelers seeking cheap flights from Portland to Seattle, prices right now are below the typical level. Fares for this route typically range from $197–$314, with a median of $257. Currently, only 1% of recent fares are classified as a good price, suggesting that deals are infrequent and securing a lower fare may require vigilance.

When is the cheapest time to fly from Portland to Seattle? The most affordable months to fly are October and December, both with a median fare of $197. Following closely, January also offers competitive pricing, with a median fare of $217. These months present the best opportunities for finding lower prices on this route.

The vast majority of itineraries from Portland to Seattle are non-stop, with 77.9% of recent fares being direct flights. This high share means you'll find it easy to book direct flights from Portland to Seattle. For the remaining itineraries that do include connections, the typical number of stopovers is 1, which extends the overall travel time considerably.

How much is a round trip from Portland to Seattle

Regular price: $110 - $231

Prices for flights from Portland to Everett are currently within the regular range.

The regular price range for flights from Portland to Everett is between $110 and $231. The current lowest deal is $203 with Alaska Airlines, Inc. for travel from Nov 28-Nov 29.

now $203

Low $110

High $231

The cheapest time to fly from Portland to Seattle

The cheapest month to fly from Portland to Seattle is October, with a median price of $197. The most expensive month to fly is June, with a median price of $347. Prices are generally lower from January to December.

October

Cheapest

Flights from $197

June

Most Expensive

Flights from $347

Jan

Feb

Apr

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from Portland to Seattle

Alaska Airlines, Inc.

Last-minute flights going from Portland to Seattle

Thu, Oct 29

⌛ Last-Minute

PDX - Seattle

Portland (PDX) - Seattle (BFI)

$349

$497

One-way

Fri, Oct 30

⌛ Last-Minute

PDX - Seattle

Portland (PDX) - Seattle (BFI)

$349

$575

One-way

Fri, Nov 6

⌛ Last-Minute

PDX - Seattle

Portland (PDX) - Seattle (BFI)

$228

$471

One-way

Sat, Nov 7

⌛ Last-Minute

PDX - Seattle

Portland (PDX) - Seattle (SEA)

Deutsche Luft Hansa

$121

$546

One-way

Mon, Nov 9

⌛ Last-Minute

PDX - Seattle

Portland (PDX) - Seattle (BFI)

$209

$297

One-way

Tue, Nov 10

⌛ Last-Minute

PDX - Seattle

Portland (PDX) - Seattle (BFI)

$205

$296

One-way

Biggest price drops on these dates for flights from Portland to Seattle

26 nights

Nov 12 - Dec 8

$282 → $216

23%

3 nights

Dec 8 - Dec 11

$197 → $245

24%

2 nights

Mar 29 - Mar 31

$190 → $245

29%

7 nights

Dec 14 - Dec 21

$187 → $245

31%

Popular Airports to fly from Portland to Seattle

Portland - Seattle route insights

💸 Price insights

Recent fares are below the typical level.

Recent fares from Portland to Seattle are below the typical level for the route.

📅 Best time to fly

Fly in October or December for the best prices.

Historically, October and December offer the lowest median prices at $197 for this route.

⏱️ Flight duration

Direct flights take 0h 58m.

The median flight time for direct flights from Portland to Seattle is 0h 58m.

✈️ Airlines & availability

77.9% of recent flights are direct.

Most flights on this route are direct, with 77.9% of recent flights having no stopovers.

🏆 Airline highlight

Alaska Airlines, Inc. offers direct flights.

Alaska Airlines, Inc. is one airline that provides direct service on the Portland to Seattle route.

🎯 Booking tip

Deals are rare for this route.

Deals for flights from Portland to Seattle are historically rare, based on recent 30-day trends.

Portland main airports to depart from

Portland International (PDX)

Cheapest

Portland International Airport is a convenient choice for flights from Portland to Seattle.

📍 ~10 km from city center (reachable by car or public transport)

💸 Flights from ~$214

Seattle main airports to arrive at

Seattle–Tacoma International (SEA)

Cheapest

Seattle–Tacoma International Airport is a good option for flights to Seattle from Portland.

📍 ~18 km from Seattle (reachable by car)

💸 Flights from ~$157

Airports nearby Seattle used as alternative

Paine Field Everett (PAE)

Cheapest

Paine Field Everett is a useful alternative for travelers located in North Seattle or Snohomish County.

📍 ~40 km from Seattle (reachable by car)

💸 Flights from ~$218

Business & First Class Flight Deals to Seattle

Discover luxury on the budget with premium cabin class on flights from Portland to Seattle.

Elite

Best Elite deals to Seattle

Exclusive daily First Class, Business Class, and Premium Economy flight deals, refreshed every 24 hours.

From PDX

Elite

Dec 31

Seattle, United States

37% AI deal score

$357

Frequently Asked Questions About Flights to Seattle

To find more affordable flights, consider being flexible with your travel dates and times. Comparing prices across various airlines and booking sites can often reveal better deals. Setting up price alerts may also help you catch drops in fares.

Booking in advance is often recommended, but the ideal time can vary. Prices may fluctuate, so monitoring trends can be beneficial. Sometimes, last-minute deals can appear, but this is not always reliable.

Comparing nearby airports can sometimes offer more flight options or different pricing. While it may require additional travel time to and from the airport, it could potentially lead to savings. Always consider the total cost and convenience.

Related routes

More routes from Portland

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Flights to Seattle from other cities

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Portland to Seattle: Overview

Insights for flights from Portland to Seattle

How much is a round trip from Portland to Seattle

Regular price: $110 - $231

Prices for flights from Portland to Everett are currently within the regular range.

The regular price range for flights from Portland to Everett is between $110 and $231. The current lowest deal is $203 with Alaska Airlines, Inc. for travel from Nov 28-Nov 29.

now $203

Low $110

High $231

The cheapest time to fly from Portland to Seattle

October

Cheapest

Flights from $197

June

Most Expensive

Flights from $347

Jan

Feb

Apr

Jun

Jul

Aug

Sep

Oct

Nov

Dec