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$89+ 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 10/25. Fares are subject to change and may not be available on all flights or dates of travel.
LGB — SEA
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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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 28 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 September 16, 2025.

Round-trip from

$178
(Southwest)

One-way from

$89
(Southwest)

Popular in

December

Cheapest in

April

Average price

$292
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. 13% potential increase in price ($43 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 September 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 September 16, 2025.

This Southwest deal was found by Cheapflights users on 9/14. 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.
Sat 10/252:10 pmLGB - SEA
1 stop6h 25mSouthwest
Tue 10/2812:35 pmSEA - LGB
1 stop7h 30mSouthwest
Deal found 9/14$178
This Southwest deal was found by Cheapflights users on 9/15. 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.
Tue 10/75:50 pmLGB - SEA
1 stop5h 10mSouthwest
Tue 10/147:10 amSEA - LGB
1 stop8h 05mSouthwest
Deal found 9/15$179
This Southwest deal was found by Cheapflights users on 9/15. 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.
Thu 10/161:20 pmLGB - SEA
1 stop6h 55mSouthwest
Sat 10/186:35 amSEA - LGB
1 stop7h 00mSouthwest
Deal found 9/15$188
This Southwest deal was found by Cheapflights users on 9/16. 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 10/226:15 pmLGB - SEA
1 stop4h 40mSouthwest
Sun 10/269:15 pmSEA - LGB
1 stop11h 10mSouthwest
Deal found 9/16$194
This Delta deal was found by Cheapflights users on 9/14. 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 10/315:04 pmLGB - SEA
1 stop5h 18mDelta
Mon 11/31:30 pmSEA - LGB
1 stop8h 03mDelta
Deal found 9/14$199
This Southwest deal was found by Cheapflights users on 9/15. 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.
Fri 10/241:20 pmLGB - SEA
1 stop6h 55mSouthwest
Sun 10/269:15 pmSEA - LGB
1 stop11h 10mSouthwest
Deal found 9/15$204
This Southwest deal was found by Cheapflights users on 9/14. 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.
Tue 12/211:05 amLGB - SEA
1 stop7h 15mSouthwest
Fri 12/512:10 pmSEA - LGB
1 stop5h 40mSouthwest
Deal found 9/14$208
This Southwest deal was found by Cheapflights users on 9/14. 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.
Thu 12/254:00 pmLGB - SEA
1 stop6h 55mSouthwest
Thu 1/16:15 amSEA - LGB
1 stop4h 10mSouthwest
Deal found 9/14$217
This Delta deal was found by Cheapflights users on 9/14. 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.
Tue 11/47:00 amLGB - SEA
1 stop7h 45mDelta
Tue 11/119:43 amSEA - LGB
2 stops11h 55mDelta
Deal found 9/14$236

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 September 16, 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

Tue 11/4

1:04 pm-6:24 pm

1 stop5h 20m

Seattle/Tacoma Intl

Sat 11/8

5:00 pm-9:33 pm

1 stop4h 33m

$178

Long BeachSeattle

LGB - SEA

LGBSEA

Long Beach Municipal

Sat 10/25

2:10 pm-8:35 pm

1 stop6h 25m

Seattle/Tacoma Intl

Tue 10/28

12:35 pm-8:05 pm

1 stop7h 30m

$178

Long BeachSeattle

LGB - SEA

LGBSEA

Long Beach Municipal

Sat 11/8

3:00 pm-9:15 pm

1 stop6h 15m

Seattle/Tacoma Intl

Tue 11/11

12:35 pm-7:10 pm

1 stop6h 35m

$178

Long BeachSeattle

LGB - SEA

LGBSEA

Long Beach Municipal

Tue 10/7

5:50 pm-11:00 pm

1 stop5h 10m

Seattle/Tacoma Intl

Tue 10/14

7:10 am-3:15 pm

1 stop8h 05m

$179

Long BeachSeattle

LGB - SEA

LGBSEA

Long Beach Municipal

Tue 10/14

7:25 am-3:05 pm

1 stop7h 40m

Seattle/Tacoma Intl

Tue 10/21

7:10 am-3:15 pm

1 stop8h 05m

$179

Long BeachSeattle

LGB - SEA

LGBSEA

Long Beach Municipal

Fri 10/17

12:45 pm-7:05 pm

1 stop6h 20m

Seattle/Tacoma Intl

Sat 10/18

10:05 am-2:35 pm

1 stop4h 30m

$188

Long BeachSeattle

LGB - SEA

LGBSEA

Long Beach Municipal

Tue 11/4

5:04 pm-10:23 pm

1 stop5h 19m

Seattle/Tacoma Intl

Mon 11/10

1:30 pm-9:38 pm

1 stop8h 08m

$189

Long BeachSeattle

LGB - SEA

LGBSEA

Long Beach Municipal

Thu 10/9

4:35 pm-12:05 am

1 stop7h 30m

Seattle/Tacoma Intl

Wed 10/15

6:15 am-1:10 pm

1 stop6h 55m

$189

Long BeachSeattle

LGB - SEA

LGBSEA

Long Beach Municipal

Wed 10/22

10:45 am-4:05 pm

1 stop5h 20m

Seattle/Tacoma Intl

Sun 10/26

9:15 pm-8:25 am

1 stop11h 10m

$194

Long BeachSeattle

LGB - SEA

LGBSEA

Long Beach Municipal

Fri 10/17

12:45 pm-7:05 pm

1 stop6h 20m

Seattle/Tacoma Intl

Sun 10/19

6:15 am-10:20 am

1 stop4h 05m

$199

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 20 results
1
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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 September 12, 2025.

To ensure you get the cheapest price possible for a flight from Long Beach to Seattle, you should look to book at least 28 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 June is currently the most expensive (average of $387). 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 September 16, 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 September 16, 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

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

8.0

Food

7.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

8.0

Food

7.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
Southwest
8.0
Very good
4,242 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

8.0

Food

7.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
Delta
8.0
Very good
7,957 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

8.0

Food

7.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why

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.

  • How long is the flight from Long Beach to Seattle?

    There are many flights that can get you from Long Beach to Seattle in 5h 20m. Fly via Delta or Southwest to get the fastest option. Long Beach and Seattle are separated by a distance of 966 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Currently priced at $156, Alaska Airlines will fly you from Long Beach to Seattle and back. In addition to Alaska Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and Southwest - these airlines can fly you to your destination from $157 and $215, respectively. Alaska Airlines is priced at 46% lower than the current average price of a flight leaving 3 months from now.

  • 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 June is currently the most expensive (average of $387). 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 Seattle?

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

Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from Long Beach to Seattle

Discover the top 3 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 September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$156Average$226FlexibilityNo cancel feeOn-time75%
DeltaCheapest$157Average$267FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$215Average$332FlexibilityNo cancel feeOn-time63%

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