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$109+ Cheap flights from Long Beach to Seattle (LGB - 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 8/23. Fares are subject to change and may not be available on all flights or dates of travel.
LGB — SEA
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
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Find cheap flights from Long Beach to Seattle with Cheapflights

1. Tell us where you want to go

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Cheapflights Tip: The best prices from Long Beach Municipal to Seattle/Tacoma Intl are usually found in April or February, booked 6 days in advance, depart on a Tuesday or Saturday and return on a Monday

Cheap flight deals from Long Beach to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Long Beach (LGB) 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 July 3, 2025.

Round-trip from

$217
(Delta)

One-way from

$109
(Delta)

Popular in

November

Cheapest in

April

Average price

$360
From Long Beach Municipal to Seattle/Tacoma Intl
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One-way flight from Long Beach Municipal to Seattle/Tacoma Intl
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Highest demand for flights based on searches. 8% potential increase in price ($26 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Long Beach to Seattle

Cheapest flights from Long Beach to Seattle
Explore the most affordable flight options available from Long Beach to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

This Delta deal was found by Cheapflights users on 7/2. 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.
Sat 8/165:08 pmLGB - SEA
1 stop5h 12mDelta
Sat 8/235:30 amSEA - LGB
1 stop6h 42mDelta
Deal found 7/2$217
This Southwest deal was found by Cheapflights users on 7/3. 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.
Wed 8/205:20 pmLGB - SEA
1 stop6h 45mSouthwest
Wed 8/2711:10 amSEA - LGB
2 stops6h 30mSouthwest
Deal found 7/3$232

Cheapflights Fare Finder

Customize your flight search to find flights from Long Beach 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 July 3, 2025.
Use the filters below to find and compare flights from Long Beach to Seattle that are best for you.

Fly from

Long Beach

Fly to

Seattle

Route

Depart

Return

Price

Long BeachSeattle

LGB - SEA

LGBSEA

Long Beach Municipal

Sat 8/16

5:08 pm-10:20 pm

1 stop5h 12m

Seattle/Tacoma Intl

Sat 8/23

5:30 am-12:12 pm

1 stop6h 42m

$217

Long BeachSeattle

LGB - SEA

LGBSEA

Long Beach Municipal

Wed 8/20

5:20 pm-12:05 am

1 stop6h 45m

Seattle/Tacoma Intl

Wed 8/27

11:10 am-5:40 pm

2 stops6h 30m

$232

Long BeachSeattle

LGB - SEA

LGBSEA

Long Beach Municipal

Sat 8/23

7:01 am-2:43 pm

1 stop7h 42m

$109

Long BeachSeattle

LGB - SEA

LGBSEA

Long Beach Municipal

Wed 9/24

7:00 am-3:05 pm

2 stops8h 05m

$149

Long BeachSeattle

LGB - SEA

LGBSEA

Long Beach Municipal

Sun 10/26

9:00 am-4:59 pm

2 stops31h 59m

$375

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

Best time to book a flight from Long Beach to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Long Beach 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.

Cheapflights Insights

Everything you need to know about your flight from Long Beach to Seattle

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

Use this chart to determine the optimal time to book a round-trip flight from Long Beach to Seattle. Price data was last updated on June 27, 2025.

To ensure you get the cheapest price possible for a flight from Long Beach to Seattle, you should look to book at least 6 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, January is the cheapest month in which you can book a flight from Long Beach to Seattle (average of $238). Flying from Long Beach to Seattle in July is currently the most expensive (average of $390). 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 LGB to SEA?

Find hourly flight availability from Long Beach 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 July 3, 2025.

A simple way to save on the total cost of your ticket is to fly from Long Beach to Seattle in the morning. If you’re flexible enough to do this you can expect to save up to 11% on your trip compared to booking a flight in the evening.

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 July 3, 2025.
See what other customers who have flown with Alaska Airlines, Southwest, and Delta from Long Beach to Seattle have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Boarding

8.1

Crew

8.5

Food

7.1

Comfort

7.8

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Boarding

8.1

Crew

8.5

Food

7.1

Comfort

7.8

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Southwest
8.0
Very good
4,266 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Boarding

8.1

Crew

8.5

Food

7.1

Comfort

7.8

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,982 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Boarding

8.1

Crew

8.5

Food

7.1

Comfort

7.8

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

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

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

    Currently priced at $217, Delta will fly you from Long Beach to Seattle and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on Southwest for as low as $232. Delta is priced at 27% lower than the current average price of a flight leaving 3 months from now.

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

    For one-way options, check prices for Delta. According to our data, you can fly for as low as $109. Users have also found prices from $149 and $375 on Southwest and Alaska Airlines, respectively.

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

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

  • How can I find direct flights from Long Beach to Seattle?

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

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

    Yes. Cheapflights offers flight deals from Long Beach 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 Long Beach to Seattle?

    Currently, January is the cheapest month in which you can book a flight from Long Beach to Seattle (average of $238). Flying from Long Beach to Seattle in July is currently the most expensive (average of $390). 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 Long Beach?

Book flights to Long Beach if you plan to visit one of these locations
SeaTac
Tukwila
Tacoma
Lakewood
Ocean Shores
Lacey
Leavenworth
Lynnwood
Renton
Olympia
Shoreline
Puyallup
Cle Elum
Centralia
Kent
Federal Way
Chehalis
Kirkland
Aberdeen
Shelton

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Top 4 airlines flying from Long Beach to Seattle

Discover the top 4 airlines that operate flights from Long Beach 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 July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$44Average$111FlexibilityNo cancel feeOn-time62%
Alaska AirlinesCheapest$156Average$237FlexibilityNo cancel feeOn-time75%
DeltaCheapest$192Average$267FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$215Average$343FlexibilityNo cancel feeOn-time63%

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