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Flights from Portland to SeaTac from $49

Find cheap flight tickets from Portland (PDX) to SeaTac (SEA). Cheapest fare starts from $196.
Portland

PDX

→

SeaTac

SEA

10/14/2025 – 10/21/2025

Cheap flight deals from Portland to SeaTac

Average price start from:
i

$117

Round-trip flights from Portland to SeaTac starting at $117. Book now for the best deals!

One-way from:
i

$49

One-way flights from Portland to SeaTac starting at $49. Great for flexible travel!

Cheapest day:
i

Tuesday

Tuesday is the cheapest day to fly from Portland to SeaTac. Save more by booking on this day!

Cheapest In:
i

$68

Mar 2025

Mar 2025 is the cheapest month to fly from Portland to SeaTac with prices starting at $68.

Find flight deals from Portland to SeaTac

Cheapest flights from Portland to SeaTac

ONEWAY FLIGHTS

LAST MINUTE

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BEST FLIGHTS

Explore the cheapest oneway flights from Portland to SeaTac spotted daily.

PDX

Portland

PDX - Portland • 2025-10-14 • 09:00

Unknown

60 min

SEA

Unknown City

$49

Non-stop • 60 min

PDX

Portland

PDX - Portland • 2025-10-14 • 09:00

Unknown

60 min

SEA

Unknown City

$57

Non-stop • 60 min

PDX

Portland

PDX - Portland • 2025-10-14 • 09:00

Unknown

60 min

SEA

Unknown City

$69

Non-stop • 60 min

PDX

Portland

PDX - Portland • 2025-10-14 • 09:00

Unknown

60 min

SEA

Unknown City

$86

Non-stop • 60 min

PDX

Portland

PDX - Portland • 2025-10-14 • 09:00

Unknown

60 min

GEG

Unknown City

$89

Non-stop • 60 min

PDX

Portland

PDX - Portland • 2025-10-14 • 09:00

Unknown

60 min

GEG

Unknown City

$99

Non-stop • 60 min

PDX

Portland

PDX - Portland • 2025-10-14 • 09:00

Unknown

60 min

GEG

Unknown City

$120

Non-stop • 60 min

PDX

Portland

PDX - Portland • 2025-10-14 • 09:00

Unknown

60 min

SEA

Unknown City

$127

Non-stop • 60 min

PDX

Portland

PDX - Portland • 2025-10-14 • 09:00

Unknown

60 min

PAE

Unknown City

$141

Non-stop • 60 min

PDX

Portland

PDX - Portland • 2025-10-14 • 09:00

Unknown

60 min

SEA

Unknown City

$149

Non-stop • 60 min

PDX

Portland

PDX - Portland • 2025-10-14 • 09:00

Unknown

60 min

SEA

Unknown City

$201

Non-stop • 60 min

PDX

Portland

PDX - Portland • 2025-10-14 • 09:00

Unknown

60 min

GEG

Unknown City

$204

Non-stop • 60 min

Price Trends & Analysis

Weekly Price Trends

If your flying dates are flexible, consider flying to SeaTac on a Tuesday.

Monthly Price Trends

Best time to book flights from Portland to SeaTac is during August.

Weather & Climate Information

Temperature

SeaTac experiences a temperate maritime climate, with average temperatures ranging from 35°F (2°C) in winter to 75°F (24°C) in summer, characterized by wet winters and mild, dry summers. The best times for comfortable travel are late spring (May to early June) and early fall (September to October), when temperatures are moderate and rainfall is less frequent.

Rainfall

The best time to visit SeaTac is from late spring to early fall (May to September) when the weather is mild and pleasant, ideal for outdoor activities. Additionally, plan your visit around local events like the Seattle International Film Festival in May or the Washington State Fair in September for an enriching experience.

Airlines at Seattle

Book your journey from Portland to SeaTac with leading airlines including Hawaiian Airlines, Spirit Airlines, Delta Air Lines, Alaska Airlines. These carriers provide excellent connectivity and multiple daily options for convenient travel. The typical flight time is about 10-15 hours, with most flights featuring one stopover for better pricing and route optimization. When traveling from Portland to SeaTac, these airlines ensure a smooth and comfortable experience with their modern fleet and professional service.

Places to Visit in SeaTac

Nestled between the vibrant cities of Seattle and Tacoma, SeaTac offers a unique blend of urban convenience and natural beauty, with lush parks and stunning views of the Cascade Mountains. Visitors can explore the rich history of aviation at the Museum of Flight or unwind at the tranquil Angle Lake Park, perfect for picnics and leisurely strolls. With a diverse dining scene showcasing global flavors and easy access to nearby attractions, SeaTac promises an enriching experience that captivates the senses and invites adventure.

About SeaTac

Travel to SeaTac from Portland for an unforgettable experience. This vibrant destination offers a perfect blend of culture, history, and modern attractions. The best time to visit is during off-peak seasons for better deals and fewer crowds.

Airlines Flying from Portland to SeaTac

Book your journey from Portland to SeaTac with leading airlines including Hawaiian Airlines, Spirit Airlines, Delta Air Lines, Alaska Airlines. These carriers provide excellent connectivity and multiple daily options for convenient travel. The typical flight time is about 10-15 hours, with most flights featuring one stopover for better pricing and route optimization. When traveling from Portland to SeaTac, these airlines ensure a smooth and comfortable experience with their modern fleet and professional service.

Hotels in SeaTac

For your visit to SeaTac, choose hotels near SEA Airport for maximum convenience. Many accommodations offer complimentary airport shuttle services.

About SeaTac

Travel to SeaTac from Portland for an unforgettable experience. This vibrant destination offers a perfect blend of culture, history, and modern attractions. The best time to visit is during off-peak seasons for better deals and fewer crowds.

Places to Visit in SeaTac

Nestled between the vibrant cities of Seattle and Tacoma, SeaTac offers a unique blend of urban convenience and natural beauty, with lush parks and stunning views of the Cascade Mountains. Visitors can explore the rich history of aviation at the Museum of Flight or unwind at the tranquil Angle Lake Park, perfect for picnics and leisurely strolls. With a diverse dining scene showcasing global flavors and easy access to nearby attractions, SeaTac promises an enriching experience that captivates the senses and invites adventure.

Hotels in SeaTac

For your visit to SeaTac, choose hotels near SEA Airport for maximum convenience. Many accommodations offer complimentary airport shuttle services.

Airlines Flying from Portland to SeaTac

Book your journey from Portland to SeaTac with leading airlines including Hawaiian Airlines, Spirit Airlines, Delta Air Lines, Alaska Airlines. These carriers provide excellent connectivity and multiple daily options for convenient travel. The typical flight time is about 10-15 hours, with most flights featuring one stopover for better pricing and route optimization. When traveling from Portland to SeaTac, these airlines ensure a smooth and comfortable experience with their modern fleet and professional service.

Frequently Asked Questions

How much does it cost to fly from Portland to SeaTac?

Flight prices start from $49 for this route. Save more by booking during August and choosing Tuesday departures.

What's the flight duration from Portland to SeaTac?

The typical flight time is approximately 10-15 hours, with most routes featuring one stopover for better pricing and convenience.

What airlines serve the Portland to SeaTac route?

Several airlines operate flights including Hawaiian Airlines, Spirit Airlines, Delta Air Lines. Compare schedules and prices to find the best option for your travel needs.

When should I book my flight for the best price?

For optimal savings, book 2-3 months ahead and consider traveling during August when demand is lower.

Where can I stay near SEA Airport?

There are several hotels near SEA Airport with convenient shuttle services. Many offer comfortable accommodations for both business and leisure travelers.

What makes SeaTac worth visiting?

SeaTac combines rich cultural heritage with modern attractions. Visit during pleasant weather months to experience the city at its best.

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