Cheap flights from Portland to Seattle (PDX - SEA) from $59

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 4/17. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
PDX — SEA
Mar 24 — Mar 311

The best prices from Portland to Seattle/Tacoma Intl are usually found in September or February, booked 56 days in advance, depart on a Saturday or Monday and return on a Tuesday

Cheap flight deals from Portland to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Seattle (SEA). 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 March 19, 2024.

Popular in

November

Cheapest in

September

Round-trip from

$243

One-way from

$144
High demand for flights, 31% potential price rise
Best time to find cheap flights, 35% potential price drop
From Portland to Seattle/Tacoma Intl
One-way flight from Portland to Seattle/Tacoma Intl

What is the cheapest day to fly round-trip from Portland to Seattle?

Users have found that flying from Portland to Seattle on a Tuesday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

How far in advance should I book a flight from Portland to Seattle?

Find a great deal and save up to 576% by booking at least 57 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Portland to Seattle within the next two weeks, with the cheapest ticket starting at $333.

What is the cheapest month to fly from Portland to Seattle?

Our data shows that September tends to be the cheapest month to fly to Seattle from Portland. Users have commonly found prices around $211 for the month, but tickets can be as low as $79. Due to multiple factors, prepare for potentially higher prices in November.

When is the cheapest time to fly from Portland to Seattle (PDX - SEA)?

When flying from Portland to Seattle, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 17% versus a flight in the evening.

Cheap Spirit Airlines flights from Portland to Seattle

Explore cheap flight options specifically provided by Spirit Airlines for the route between Portland and Seattle. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
Find some of the cheapest Spirit Airlines flights traveling from Portland to Seattle. Come back soon if you're not finding the exact deal you're looking for.
Tue 4/163:57 pmPDX - SEA
1 stop16h 48mSpirit Airlines
Tue 4/239:19 pmSEA - PDX
1 stop13h 55mSpirit Airlines
Deal found 3/17$155
Mon 4/87:04 pmPDX - SEA
1 stop13h 47mSpirit Airlines
Wed 4/109:19 pmSEA - PDX
1 stop13h 55mSpirit Airlines
Deal found 3/18$172
Tue 4/303:57 pmPDX - SEA
1 stop16h 48mSpirit Airlines
Wed 5/19:19 pmSEA - PDX
1 stop13h 55mSpirit Airlines
Deal found 3/18$190
Tue 4/163:57 pmPDX - SEA
1 stop16h 48mSpirit Airlines
Mon 4/229:19 pmSEA - PDX
1 stop13h 55mSpirit Airlines
Deal found 3/17$202
Mon 4/87:04 pmPDX - SEA
1 stop13h 47mSpirit Airlines
Tue 4/99:17 pmSEA - PDX
1 stop13h 57mSpirit Airlines
Deal found 3/18$247
Tue 4/94:05 pmPDX - SEA
1 stop16h 40mSpirit Airlines
Sat 4/139:38 amSEA - PDX
1 stop10h 20mSpirit Airlines
Deal found 3/18$248
Thu 4/115:32 amPDX - SEA
1 stop14h 57mSpirit Airlines
Tue 4/239:19 pmSEA - PDX
1 stop13h 55mSpirit Airlines
Deal found 3/17$257
Fri 5/107:04 pmPDX - SEA
1 stop13h 41mSpirit Airlines
Sun 5/129:11 pmSEA - PDX
1 stop13h 59mSpirit Airlines
Deal found 3/18$304
Thu 3/287:04 pmPDX - SEA
1 stop13h 47mSpirit Airlines
Mon 4/88:57 pmSEA - PDX
1 stop14h 21mSpirit Airlines
Deal found 3/18$308

Cheap Delta flights from Portland to Seattle

Explore cheap flight options specifically provided by Delta for the route between Portland and Seattle. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
To aid your search, here are some of the cheapest Delta flights we've found from Portland to Seattle. Make sure to examine the flight information before completing your reservation.
Wed 4/175:15 amPDX - SEA
Nonstop1h 00mDelta
Wed 4/2412:35 pmSEA - PDX
Nonstop0h 55mDelta
Deal found 3/18$117
Mon 4/87:05 amPDX - SEA
Nonstop1h 02mDelta
Tue 4/99:35 amSEA - PDX
Nonstop1h 03mDelta
Deal found 3/18$127
Tue 4/305:15 amPDX - SEA
Nonstop1h 00mDelta
Wed 5/11:35 pmSEA - PDX
Nonstop1h 00mDelta
Deal found 3/18$144
Fri 5/107:45 pmPDX - SEA
Nonstop1h 04mDelta
Sun 5/126:20 amSEA - PDX
Nonstop0h 55mDelta
Deal found 3/19$177
Mon 4/15:00 pmPDX - SEA
Nonstop1h 01mDelta
Sun 4/77:10 amSEA - PDX
Nonstop0h 59mDelta
Deal found 3/18$212
Fri 6/75:35 amPDX - SEA
Nonstop0h 56mDelta
Mon 6/109:40 amSEA - PDX
Nonstop1h 04mDelta
Deal found 3/18$227
Sat 3/237:35 pmPDX - SEA
Nonstop1h 02mDelta
Sun 3/2412:04 pmSEA - PDX
Nonstop1h 01mDelta
Deal found 3/17$427
Sun 3/245:00 pmPDX - SEA
Nonstop1h 01mDelta
Sun 3/317:10 amSEA - PDX
Nonstop0h 59mDelta
Deal found 3/18$552
Fri 3/225:00 pmPDX - SEA
Nonstop1h 01mDelta
Sun 3/2411:02 pmSEA - PDX
Nonstop0h 57mDelta
Deal found 3/17$652

Cheap Portland to Seattle flights in March & April 2024

Find cheap flight options from Portland to Seattle specifically for the months of March and April 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,145,932 searches. Prices were last updated on March 19, 2024.
The lowest fares we've come across on flights traveling from Portland to Seattle in March and April 2024. Check back soon for alternative fares.
Tue 4/98:15 amPDX - SEA
Nonstop0h 57mAlaska Airlines
Sat 4/1310:50 pmSEA - PDX
Nonstop0h 53mAlaska Airlines
Deal found 3/18$111
Wed 4/175:15 amPDX - SEA
Nonstop1h 00mDelta
Wed 4/2411:10 pmSEA - PDX
Nonstop0h 57mDelta
Deal found 3/18$117
Mon 4/87:05 amPDX - SEA
Nonstop1h 02mDelta
Tue 4/99:35 amSEA - PDX
Nonstop1h 03mDelta
Deal found 3/18$127
Sun 4/145:15 amPDX - SEA
Nonstop1h 00mDelta
Sun 4/217:25 amSEA - PDX
Nonstop1h 00mDelta
Deal found 3/17$137
Sat 4/135:15 amPDX - SEA
Nonstop1h 00mAlaska Airlines
Sun 4/147:45 amSEA - PDX
Nonstop0h 56mAlaska Airlines
Deal found 3/17$142
Tue 4/305:15 amPDX - SEA
Nonstop1h 00mDelta
Wed 5/11:35 pmSEA - PDX
Nonstop1h 00mDelta
Deal found 3/18$144
Tue 4/910:12 pmPDX - SEA
1 stop10h 43mMultiple Airlines
Sat 4/136:45 amSEA - PDX
Nonstop0h 54mMultiple Airlines
Deal found 3/18$150
Tue 4/163:57 pmPDX - SEA
1 stop16h 48mSpirit Airlines
Tue 4/239:19 pmSEA - PDX
1 stop13h 55mSpirit Airlines
Deal found 3/17$155
Tue 4/164:30 pmPDX - SEA
1 stop5h 30mAlaska Airlines
Tue 4/237:45 pmSEA - PDX
Nonstop0h 57mAlaska Airlines
Deal found 3/17$159

Portland to Seattle 2024 flight deals

Discover exclusive flight deals for travel between Portland and Seattle in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
The lowest fares we've come across on flights traveling from Portland to Seattle in March and April 2024. Check back soon for alternative fares.
Tue 4/98:15 amPDX - SEA
Nonstop0h 57mAlaska Airlines
Sat 4/1310:50 pmSEA - PDX
Nonstop0h 53mAlaska Airlines
Deal found 3/18$111
Wed 4/175:15 amPDX - SEA
Nonstop1h 00mDelta
Wed 4/2411:10 pmSEA - PDX
Nonstop0h 57mDelta
Deal found 3/18$117
Mon 4/87:05 amPDX - SEA
Nonstop1h 02mDelta
Tue 4/99:35 amSEA - PDX
Nonstop1h 03mDelta
Deal found 3/18$127
Sun 4/145:15 amPDX - SEA
Nonstop1h 00mDelta
Sun 4/217:25 amSEA - PDX
Nonstop1h 00mDelta
Deal found 3/17$137
Sat 4/135:15 amPDX - SEA
Nonstop1h 00mAlaska Airlines
Sun 4/147:45 amSEA - PDX
Nonstop0h 56mAlaska Airlines
Deal found 3/17$142
Tue 4/305:15 amPDX - SEA
Nonstop1h 00mDelta
Wed 5/11:35 pmSEA - PDX
Nonstop1h 00mDelta
Deal found 3/18$144
Fri 5/106:07 pmPDX - SEA
Nonstop1h 00mAlaska Airlines
Sat 5/118:45 amSEA - PDX
Nonstop0h 55mAlaska Airlines
Deal found 3/17$147
Tue 4/910:12 pmPDX - SEA
1 stop10h 43mMultiple Airlines
Sat 4/136:45 amSEA - PDX
Nonstop0h 54mMultiple Airlines
Deal found 3/18$150
Tue 4/163:57 pmPDX - SEA
1 stop16h 48mSpirit Airlines
Tue 4/239:19 pmSEA - PDX
1 stop13h 55mSpirit Airlines
Deal found 3/17$155

Non-stop flights to Seattle from Portland

Discover non-stop flight options from Portland to Seattle. Find direct flights with no layovers, providing a convenient travel experience. Explore non-stop flight options based on user searches, and compare prices and availability for your desired travel dates. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
Take a look at some of the direct flights traveling from Portland to Seattle in the near future. Select from other flights from Portland to Seattle by using the search form above.
Tue 4/98:15 amPDX - SEA
Nonstop0h 57mAlaska Airlines
Sat 4/1310:50 pmSEA - PDX
Nonstop0h 53mAlaska Airlines
Deal found 3/18$111
Wed 4/175:15 amPDX - SEA
Nonstop1h 00mDelta
Sat 4/201:35 pmSEA - PDX
Nonstop1h 00mDelta
Deal found 3/18$117
Mon 4/87:05 amPDX - SEA
Nonstop1h 02mDelta
Tue 4/99:35 amSEA - PDX
Nonstop1h 03mDelta
Deal found 3/18$127
Sun 4/145:15 amPDX - SEA
Nonstop1h 00mDelta
Sun 4/217:25 amSEA - PDX
Nonstop1h 00mDelta
Deal found 3/17$137
Sat 4/135:15 amPDX - SEA
Nonstop1h 00mAlaska Airlines
Sun 4/147:45 amSEA - PDX
Nonstop0h 56mAlaska Airlines
Deal found 3/17$142
Tue 4/305:15 amPDX - SEA
Nonstop1h 00mDelta
Wed 5/11:35 pmSEA - PDX
Nonstop1h 00mDelta
Deal found 3/18$144
Fri 5/106:07 pmPDX - SEA
Nonstop1h 00mAlaska Airlines
Sat 5/118:45 amSEA - PDX
Nonstop0h 55mAlaska Airlines
Deal found 3/17$147
Tue 6/45:40 pmPDX - SEA
Nonstop1h 03mDelta
Tue 6/1810:59 pmSEA - PDX
Nonstop0h 54mDelta
Deal found 3/18$172
Fri 5/107:45 pmPDX - SEA
Nonstop1h 04mDelta
Sun 5/121:30 pmSEA - PDX
Nonstop1h 04mDelta
Deal found 3/18$177

Portland to Seattle flights leaving soon

Find last-minute flight options from Portland to Seattle for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
Book one of these great deals on flights from Portland to Seattle. To prevent any unwanted surprises, users should verify their flight info before booking.
Tue 3/267:35 pmPDX - SEA
Nonstop0h 58mAlaska Airlines
Mon 4/226:45 amSEA - PDX
Nonstop0h 55mAlaska Airlines
Deal found 3/16$282
Wed 3/274:05 pmPDX - SEA
1 stop16h 46mSpirit Airlines
Tue 4/29:17 pmSEA - PDX
1 stop14h 01mSpirit Airlines
Deal found 3/18$313
Tue 3/268:59 pmPDX - SEA
1 stop16h 00mAlaska Airlines
Mon 4/226:45 amSEA - PDX
Nonstop0h 55mAlaska Airlines
Deal found 3/16$325
Mon 3/254:50 pmPDX - SEA
Nonstop0h 58mAlaska Airlines
Mon 4/17:45 pmSEA - PDX
Nonstop0h 56mAlaska Airlines
Deal found 3/17$357
Sat 3/237:35 pmPDX - SEA
Nonstop1h 02mDelta
Sun 3/2412:04 pmSEA - PDX
Nonstop1h 01mDelta
Deal found 3/17$427
Tue 3/2612:09 pmPDX - SEA
1 stop8h 12mSpirit Airlines
Mon 4/229:19 pmSEA - PDX
1 stop13h 55mSpirit Airlines
Deal found 3/16$429
Wed 3/278:59 pmPDX - SEA
1 stop14h 13mAlaska Airlines
Tue 4/211:22 amSEA - PDX
Nonstop0h 59mAlaska Airlines
Deal found 3/18$430
Tue 3/268:59 pmPDX - SEA
1 stop13h 14mAlaska Airlines
Fri 3/298:45 amSEA - PDX
Nonstop0h 56mAlaska Airlines
Deal found 3/18$470
Wed 3/278:59 pmPDX - SEA
1 stop14h 13mAlaska Airlines
Sat 3/308:45 amSEA - PDX
Nonstop0h 56mAlaska Airlines
Deal found 3/17$500

One-way flights to Seattle from Portland

Search for one-way flight options from Portland to Seattle. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
Users traveling one-way from Portland to Seattle can select one of these great deals. Those seeking round-trip flights from Portland to Seattle should utilize the search form at the the top of the page.
Wed 4/175:15 amPDX - SEA
Nonstop1h 00mDelta
Deal found 3/18$59
Mon 4/227:45 pmPDX - SEA
Nonstop1h 01mDelta
Deal found 3/18$69
Tue 4/1612:59 amPDX - SEA
1 stop15h 59mFrontier
Deal found 3/18$73
Sun 5/510:40 amPDX - SEA
Nonstop1h 01mAlaska Airlines
Deal found 3/18$76
Sun 5/510:40 amPDX - SEA
Nonstop1h 01mAlaska Airlines
Deal found 3/18$77
Thu 4/186:07 pmPDX - SEA
Nonstop1h 00mAlaska Airlines
Deal found 3/18$79
Sun 4/77:49 pmPDX - SEA
1 stop13h 02mMultiple Airlines
Deal found 3/18$85
Fri 5/176:07 pmPDX - SEA
Nonstop1h 04mAlaska Airlines
Deal found 3/18$89
Wed 4/1710:09 pmPDX - SEA
1 stop10h 26mFrontier
Deal found 3/18$90

Find flights from Portland to Seattle within your budget

Customize your flight search to find flights from Portland to Seattle 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 3,145,932 searches. Data last updated March 19, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$111 - $331

Route

Depart

Return

Price

PortlandSeattle/Tacoma Intl

PDX - SEA

PDXSEA

Portland

Tue 4/9

Nonstop1h 03m

Seattle/Tacoma Intl

Tue 4/9

Nonstop0h 56m

$111

PortlandSeattle/Tacoma Intl

PDX - SEA

PDXSEA

Portland

Wed 4/17

Nonstop1h 00m

Seattle/Tacoma Intl

Wed 4/24

Nonstop0h 55m

$117

PortlandSeattle/Tacoma Intl

PDX - SEA

PDXSEA

Portland

Mon 4/8

Nonstop1h 02m

Seattle/Tacoma Intl

Tue 4/9

Nonstop1h 03m

$127

PortlandSeattle/Tacoma Intl

PDX - SEA

PDXSEA

Portland

Thu 4/11

Nonstop1h 04m

Seattle/Tacoma Intl

Tue 4/23

Nonstop0h 55m

$137

PortlandSeattle/Tacoma Intl

PDX - SEA

PDXSEA

Portland

Tue 4/30

Nonstop1h 00m

Seattle/Tacoma Intl

Wed 5/1

Nonstop1h 00m

$144

PortlandSeattle/Tacoma Intl

PDX - SEA

PDXSEA

Portland

Thu 4/25

Nonstop1h 01m

Seattle/Tacoma Intl

Sun 4/28

Nonstop0h 55m

$147

PortlandSeattle/Tacoma Intl

PDX - SEA

PDXSEA

Portland

Tue 4/9

1 stop10h 43m

Seattle/Tacoma Intl

Sat 4/13

Nonstop0h 54m

$150

PortlandSeattle/Tacoma Intl

PDX - SEA

PDXSEA

Portland

Tue 4/16

1 stop16h 48m

Seattle/Tacoma Intl

Tue 4/23

1 stop13h 55m

$155

PortlandSeattle/Tacoma Intl

PDX - SEA

PDXSEA

Portland

Sat 6/1

1 stop12h 24m

Seattle/Tacoma Intl

Sun 6/2

1 stop25h 32m

$331

Flights are sorted by cheapest first

Deals found on 3/18

When is the best time to book a flight from Portland to Seattle?

Use this chart to determine the optimal time to book a round-trip flight from Portland to Seattle. Price data was last updated on January 28, 2024.
The price you pay for your flight from Portland to Seattle may vary depending on when you book. For the best chance of a lower fare, look to book 56 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Search Deals

When is the cheapest time to fly from Portland to Seattle?

Use this chart to determine the cheapest time to fly round-trip from Portland to Seattle. Price data was last updated on March 17, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Portland to Seattle flight should consider departing on Saturday mornings when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Seattle by month

Plan your trip from Portland to Seattle by taking into account the cheapest months to travel. The average price of a one-way flight from Portland to Seattle is currently $77 while a round-trip flight costs $158. Price data was last updated on March 10, 2024.

Currently, December is the cheapest month in which you can book a flight from Portland to Seattle (average of $243). Flying from Portland to Seattle in June is currently the most expensive (average of $418). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

January

$247

February

$254

March

$287

April

$298

May

$334

June

$418

July

$408

August

$344

September

$278

October

$257

November

$258

December

$243

Temperature and rainfall in Seattle by month

Plan your trip to Seattle by taking into account the average temperature and rainfall totals by month.

SEA

Temperature

41 - 66.2 °F

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated March 19, 2024.
Peruse reviews from past customers who have flown with Spirit Airlines, Delta and Alaska Airlines from Portland to Seattle to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.2
Very good
6,382 reviews

Overall

8.2

Crew

8.8

Boarding

8.3

Comfort

8.1

Entertainment

7.9

Food

7.4

Reviews

1 / 10

No tray tables for food or drink not convenient nor comfortable

Southwest
8.2
Very good
6,382 reviews
Southwest
8.2
Very good
6,382 reviews

Overall

8.2

Crew

8.8

Boarding

8.3

Comfort

8.1

Entertainment

7.9

Food

7.4

Reviews

1 / 10

No tray tables for food or drink not convenient nor comfortable

8.1
Very good
9,147 reviews
Southwest
8.2
Very good
6,382 reviews

Overall

8.2

Crew

8.8

Boarding

8.3

Comfort

8.1

Entertainment

7.9

Food

7.4

Reviews

1 / 10

No tray tables for food or drink not convenient nor comfortable

8.1
Very good
11,551 reviews
Southwest
8.2
Very good
6,382 reviews

Overall

8.2

Crew

8.8

Boarding

8.3

Comfort

8.1

Entertainment

7.9

Food

7.4

Reviews

1 / 10

No tray tables for food or drink not convenient nor comfortable

7.4
Good
11,602 reviews
Southwest
8.2
Very good
6,382 reviews

Overall

8.2

Crew

8.8

Boarding

8.3

Comfort

8.1

Entertainment

7.9

Food

7.4

Reviews

1 / 10

No tray tables for food or drink not convenient nor comfortable

7.3
Good
15,312 reviews
Southwest
8.2
Very good
6,382 reviews

Overall

8.2

Crew

8.8

Boarding

8.3

Comfort

8.1

Entertainment

7.9

Food

7.4

Reviews

1 / 10

No tray tables for food or drink not convenient nor comfortable

Related info for your journey

Find useful and relevant information for your journey from Portland to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airports do I use to fly from Portland to Seattle?

    If you book a flight from Portland to Seattle, you will be flying from Portland to Seattle/Tacoma Intl. Flights to Seattle/Tacoma Intl (SEA) from Portland (PDX) take 0h 58m for a nonstop flight. There are 58 flights from Portland to Seattle per day from 2 airlines.

  • Can I find flights from Portland to Seattle for under $200 on Cheapflights?

    Yes, there are multiple flights from Portland to Seattle for under $200. The cheapest flight booked recently is on Alaska Airlines for just $111, but on average you can expect to pay $165.

  • Are there nonstop flights from Portland to Seattle for under $200 on Cheapflights?

    Cheapflights has at least 20 direct flights from Portland to Seattle under $200. A good price for a nonstop flight from Portland to Seattle is less than $280.

  • Are there last-minute flights available from Portland to Seattle for under $300?

    There are currently 20+ open flights from Portland to Seattle within the next 7 days for less than $300.

  • What days are nonstop flights available from Portland to Seattle?

    Nonstop flights are available for this route on the following days: Sunday, Tuesday, Wednesday, Friday, Saturday.

  • How popular is this Portland to Seattle flight route?

  • How many flights depart from Portland to Seattle on average per day?

    Per day, 20 flights depart from Portland to Seattle on average.
    Early Morning (Midnight to 6am) - 30% of flight departures
    Morning (6am - Noon) - 50% of flight departures
    Afternoon (Noon - 6pm) - 20% of flight departures

  • How long is the flight from Portland to Seattle?

    There are many flights that can get you from Portland to Seattle in 1h. Fly via Alaska Airlines, Delta, or Spirit Airlines to get the fastest option. The distance from Portland to Seattle is about 130 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Portland to Seattle round-trip?

    Cheapflights users have booked flights from Portland to Seattle round-trip from $111. Other airlines that can offer you cheap pricing are Delta, from $117, and Spirit Airlines, from $155. Alaska Airlines is currently priced 47% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Portland to Seattle one-way?

    One-way options have recently been found by users for as low as $59 on Delta. Other airlines that offer cheap prices include Frontier from $73 and Alaska Airlines from $76 one-way.

  • What are the most reliable airlines from Portland to Seattle?

    No one likes to see their flight delayed. When booking a flight from Portland to Seattle consider choosing Icelandair (96%), Singapore Airlines (96%) or China Eastern (96%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Portland to Seattle?

    While on average a flight from Portland to Seattle is generally $1,028, our data shows the cheapest flight currently is $118. When looking at the most popular route, (Portland - Seattle/Tacoma Intl), you can expect to pay $117 for that flight.

  • What does PDX to SEA mean?

    PDX and SEA are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. PDX to SEA refers to a flight route from Portland Airport to Seattle/Tacoma Intl Airport.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 2 airlines flying from Portland to Seattle

Discover the top 2 airlines that operate flights from Portland to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$89Average$190FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Alaska AirlinesCheapest$116Average$198FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights

Search flights from Portland to Seattle by cabin class

Find flights from Portland to Seattle, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Hourly flight availability from Portland to Seattle

Find hourly flight availability from Portland to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 19, 2024.
5%of flight departuresEarly morningMidnight to 6 am
58%of flight departuresMorning6 am to noon
31%of flight departuresAfternoonNoon to 6 pm
6%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

Weekly flight availability from Portland to Seattle

Explore weekly flight availability from Portland to Seattle. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated March 19, 2024.
Sunday59daily flights
Monday69daily flights
Tuesday49daily flights
Wednesday54daily flights
Thursday56daily flights
Friday68daily flights
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Portland to Seattle?

Cheapflights helps you search for flights from Portland to Seattle via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Portland to Seattle?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Seattle from Portland.

Can Cheapflights find flights from Portland to Seattle with no change fees?

Yes, we can. To see specific flights from Portland to Seattle with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Portland to Seattle become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Seattle from Portland today and book when prices fit your budget.

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