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$48+ Cheap flights from Pasadena, CA to Seattle (SEA)

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 3/22. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — SEA
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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The best prices from Pasadena to Seattle/Tacoma Intl are usually found in January or September, booked 50 days in advance, depart on a Thursday or Saturday and return on a Thursday

Cheap flight deals from Pasadena to Seattle

Keep the following information in mind while searching for Pasadena to Seattle flight deals. Data was last updated February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$68
(Cheapflightsfares)

One-way from

$48
(Cheapflightsfares)

Popular in

June

Cheapest in

January

Average price

$227
Provider with most accurate pricing for Los Angeles-Seattle/Tacoma Intl flight deals.
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Provider most trusted by Cheapflights users for Los Angeles-Seattle/Tacoma Intl flights.
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From Pasadena to Seattle/Tacoma Intl
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One-way flight from Pasadena to Seattle/Tacoma Intl
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($23 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find flight deals from Pasadena to Seattle

Cheapest flights from Pasadena to Seattle
Explore the most affordable flight options available from Pasadena to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

This Frontier deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/85:35 pmLAX - SEA
Nonstop3h 07mFrontier
Sat 5/174:20 pmSEA - LAX
Nonstop2h 45mFrontier
Deal found 2/18$67
This Cheapflightsfares deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/194:59 pmLAX - SEA
Nonstop3h 00mMultiple Airlines
Sun 3/238:04 pmSEA - LAX
Nonstop2h 48mMultiple Airlines
Deal found 2/20$73
This FlightHub deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/124:04 pmLAX - SEA
Nonstop2h 58mSpirit Airlines
Tue 3/1812:41 pmSEA - LAX
1 stop6h 18mSpirit Airlines
Deal found 2/20$74
This Alaska Airlines deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/239:45 amLAX - SEA
Nonstop2h 58mAlaska Airlines
Fri 3/288:09 pmSEA - LAX
Nonstop2h 50mAlaska Airlines
Deal found 2/20$117
This Southwest deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/235:50 amLAX - SEA
1 stop5h 30mSouthwest
Mon 3/317:00 pmSEA - LAX
1 stop4h 40mSouthwest
Deal found 2/20$151
This Delta deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/169:10 pmLAX - SEA
Nonstop3h 03mDelta
Sun 5/189:20 pmSEA - LAX
Nonstop2h 46mDelta
Deal found 2/19$177

Find flights from Pasadena to Seattle within your budget

Customize your flight search to find flights from Pasadena 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 2,558,603 searches. Data last updated February 20, 2025.

Fly from

Pasadena

Fly to

Seattle

Route

Depart

Return

Price

Los AngelesSeattle

LAX - SEA

LAXSEA

Los Angeles

Wed 3/12

4:59 pm-7:59 pm

Nonstop3h 00m

Seattle/Tacoma Intl

Wed 3/26

6:53 pm-9:35 pm

Nonstop2h 42m

$68

Los AngelesSeattle

LAX - SEA

LAXSEA

Los Angeles

Tue 4/15

7:29 pm-11:35 am

1 stop16h 06m

Seattle/Tacoma Intl

Wed 4/16

2:30 pm-5:23 pm

Nonstop2h 53m

$72

Los AngelesSeattle

LAX - SEA

LAXSEA

Los Angeles

Wed 3/19

4:59 pm-7:59 pm

Nonstop3h 00m

Seattle/Tacoma Intl

Sat 3/22

8:04 pm-10:52 pm

Nonstop2h 48m

$73

Los AngelesSeattle

LAX - SEA

LAXSEA

Los Angeles

Sun 3/23

7:00 am-9:58 am

Nonstop2h 58m

Seattle/Tacoma Intl

Fri 3/28

5:58 pm-8:46 pm

Nonstop2h 48m

$117

Los AngelesSeattle

LAX - SEA

LAXSEA

Los Angeles

Sun 3/23

5:50 am-11:20 am

1 stop5h 30m

Seattle/Tacoma Intl

Sat 3/29

7:05 pm-12:15 am

1 stop5h 10m

$151

Los AngelesSeattle

LAX - SEA

LAXSEA

Los Angeles

Sat 4/12

9:45 am-12:43 pm

Nonstop2h 58m

Seattle/Tacoma Intl

Sun 4/13

7:55 pm-7:30 am

1 stop11h 35m

$180

Los AngelesSeattle

LAX - SEA

LAXSEA

Los Angeles

Sat 3/22

4:11 pm-7:09 pm

Nonstop2h 58m

$48

Los AngelesSeattle

LAX - SEA

LAXSEA

Los Angeles

Sat 4/26

5:35 pm-8:35 pm

Nonstop3h 00m

$49

Los AngelesSeattle

LAX - SEA

LAXSEA

Los Angeles

Fri 3/14

8:15 pm-11:13 pm

Nonstop2h 58m

$59

Los AngelesSeattle

LAX - SEA

LAXSEA

Los Angeles

Sat 4/5

6:25 pm-10:35 pm

1 stop4h 10m

$71

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 15 results
1
2

Best time to book a flight from Pasadena to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Pasadena with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Pasadena to Seattle

Get recent, data-driven insights about flights from Pasadena to Seattle including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Pasadena to Seattle?

Use this chart to determine the optimal time to book a round-trip flight from Pasadena to Seattle. Price data was last updated on February 14, 2025.

Booking 29 days in advance of your planned departure date is, on average, the best time to get cheap flights from Pasadena to Seattle. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Pasadena to Seattle?

Currently, January is the cheapest month in which you can book a flight from Pasadena to Seattle (average of $238). Flying from Pasadena to Seattle in July is currently the most expensive (average of $411). 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.

What is the cheapest time of day to fly from P4S to SEA?

Find hourly flight availability from Pasadena 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 February 20, 2025.

When flying from Pasadena to Seattle, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What is the cheapest day to fly from Pasadena to Seattle?

Use this chart to determine the cheapest time to fly round-trip from Pasadena to Seattle. Price data was last updated on February 16, 2025.

Travelers seeking maximum savings on their Pasadena to Seattle flight should consider departing on Friday at noon when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Pasadena to Seattle

Explore weekly flight availability from Pasadena 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 February 20, 2025.

The most flights from P4S to SEA are scheduled on a Thursday (122 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (42 on average).

Rainfall in Seattle by month

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

In terms of precipitation, rainfall in Seattle ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit Seattle when rainfall is around 0.7 in.

Temperature in Seattle by month

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

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 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 February 20, 2025.
See what other customers who have flown with Southwest, Alaska Airlines and Delta from Pasadena to Seattle have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Overall

8.1

Food

7.1

Crew

8.7

Boarding

8.2

Comfort

8.1

Reviews

1 / 20

10.0
Excellent

Tim,Jul 2024

DEN - SEA

Sheila did great! First time I have ever seen all three people in an exit row get out and read the safety information card AFTER the briefing. I like the boarding process. It seems a shame to UN-differentiate SW because of abuse of the early boarding process.

Southwest
8.1
Very good
4,411 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Overall

8.1

Food

7.1

Crew

8.7

Boarding

8.2

Comfort

8.1

Reviews

1 / 20

10.0
Excellent

Tim,Jul 2024

DEN - SEA

Sheila did great! First time I have ever seen all three people in an exit row get out and read the safety information card AFTER the briefing. I like the boarding process. It seems a shame to UN-differentiate SW because of abuse of the early boarding process.

Alaska Airlines
8.0
Very good
9,692 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Overall

8.1

Food

7.1

Crew

8.7

Boarding

8.2

Comfort

8.1

Reviews

1 / 20

10.0
Excellent

Tim,Jul 2024

DEN - SEA

Sheila did great! First time I have ever seen all three people in an exit row get out and read the safety information card AFTER the briefing. I like the boarding process. It seems a shame to UN-differentiate SW because of abuse of the early boarding process.

Delta
8.0
Very good
8,220 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Overall

8.1

Food

7.1

Crew

8.7

Boarding

8.2

Comfort

8.1

Reviews

1 / 20

10.0
Excellent

Tim,Jul 2024

DEN - SEA

Sheila did great! First time I have ever seen all three people in an exit row get out and read the safety information card AFTER the briefing. I like the boarding process. It seems a shame to UN-differentiate SW because of abuse of the early boarding process.

Hawaiian Airlines
7.9
Good
2,317 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Overall

8.1

Food

7.1

Crew

8.7

Boarding

8.2

Comfort

8.1

Reviews

1 / 20

10.0
Excellent

Tim,Jul 2024

DEN - SEA

Sheila did great! First time I have ever seen all three people in an exit row get out and read the safety information card AFTER the briefing. I like the boarding process. It seems a shame to UN-differentiate SW because of abuse of the early boarding process.

United Airlines
7.4
Good
8,766 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Overall

8.1

Food

7.1

Crew

8.7

Boarding

8.2

Comfort

8.1

Reviews

1 / 20

10.0
Excellent

Tim,Jul 2024

DEN - SEA

Sheila did great! First time I have ever seen all three people in an exit row get out and read the safety information card AFTER the briefing. I like the boarding process. It seems a shame to UN-differentiate SW because of abuse of the early boarding process.

Related info for your journey

Find useful and relevant information for your journey from Pasadena to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Seattle from Pasadena?

    Seattle/Tacoma Intl (SEA), located 11.4 mi from the city center, is the airport you fly into when you book flights from Pasadena to Seattle. 8 airlines have flights to Seattle/Tacoma Intl from Pasadena on a regular basis. Booking flights from Pasadena to Seattle/Tacoma Intl should not be difficult; the airport handles an average of 83 inbound flights from Pasadena per day.

  • How popular is this Pasadena to Seattle flight route?

    Within the past month, 310 users have taken a look at flights from Pasadena to Seattle/Tacoma Intl.

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

    The cheapest airline one-way is Spirit Airlines, with whom users have recently found tickets for as low as $48. However, be on the lookout for offers from Frontier and Delta, as they are both options that can get you from Pasadena to Seattle for a low price.

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

    No one likes to see their flight delayed. When booking a flight from Pasadena to Seattle consider choosing Air Chathams (100%), WestJet (99%) or EL AL (97%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Pasadena to Seattle?

    The cheapest flight price from Pasadena to Seattle is $43. On average you can expect to pay $624. The most popular route, (Los Angeles - Seattle/Tacoma Intl), can usually be booked for $58.

  • Can I find deals for flights from Pasadena to Seattle that include hotel bookings?

    Yes. In addition to deals on Pasadena to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Pasadena to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Pasadena to Seattle.

  • Can I find deals for business class flights from Pasadena to Seattle?

    Yes. Cheapflights offers flight deals from Pasadena to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Pasadena to Seattle?

    Currently, January is the cheapest month in which you can book a flight from Pasadena to Seattle (average of $238). Flying from Pasadena to Seattle in July is currently the most expensive (average of $411). 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.

See more FAQs

Traveling to a place near Pasadena?

Book flights to Pasadena if you plan to visit one of these locations
SeaTac
Tukwila
Renton
Tacoma
Lacey
Ocean Shores
Leavenworth
Olympia
Federal Way
Centralia
Marysville
Cle Elum
Mukilteo
Aberdeen
Lakewood
Issaquah
Shoreline
Lynnwood
Shelton
Silverdale

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Top 7 airlines flying from Pasadena to Seattle

Discover the top 7 airlines that operate flights from Pasadena 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 2,558,603 searches. Data last updated February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$39Average$132FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$61Average$146FlexibilityNo cancel feeOn-time65%
Alaska AirlinesCheapest$78Average$260FlexibilityNo cancel feeOn-time75%
DeltaCheapest$107Average$280FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$157Average$343FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$157Average$355FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$176Average$358FlexibilityNo cancel feeOn-time63%
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