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$96+ Cheap flights from Seattle to Long Beach (SEA - LGB)

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 9/10. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — LGB
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
1 adult, Economy
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Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Long Beach Municipal are usually found in August or June, booked 24 days in advance, depart on a Monday or Tuesday and return on a Tuesday

Cheap flight deals from Seattle to Long Beach

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Long Beach (LGB). 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 August 14, 2025.

Round-trip from

$191
(Delta)

One-way from

$96
(Southwest)

Popular in

December

Cheapest in

August

Average price

$246
From Seattle/Tacoma Intl to Long Beach Municipal
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One-way flight from Seattle/Tacoma Intl to Long Beach Municipal
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Highest demand for flights based on searches. 10% potential increase in price ($34 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Seattle to Long Beach

Cheapest flights from Seattle to Long Beach
Explore the most affordable flight options available from Seattle to Long Beach. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.

This Delta deal was found by Cheapflights users on 8/13. 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.
Wed 9/35:30 amSEA - LGB
1 stop6h 42mDelta
Wed 9/107:01 amLGB - SEA
1 stop7h 42mDelta
Deal found 8/13$191
This Southwest deal was found by Cheapflights users on 8/12. 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.
Mon 9/293:25 pmSEA - LGB
1 stop5h 40mSouthwest
Tue 10/72:35 pmLGB - SEA
1 stop4h 05mSouthwest
Deal found 8/12$199
This Southwest deal was found by Cheapflights users on 8/12. 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 9/95:15 amSEA - LGB
2 stops13h 40mSouthwest
Tue 9/161:55 pmLGB - SEA
1 stop4h 45mSouthwest
Deal found 8/12$202
This Delta deal was found by Cheapflights users on 8/13. 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.
Wed 9/35:30 amSEA - LGB
1 stop6h 42mDelta
Tue 9/97:01 amLGB - SEA
1 stop7h 42mDelta
Deal found 8/13$204
This Delta deal was found by Cheapflights users on 8/13. 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.
Sun 8/315:30 amSEA - LGB
1 stop6h 42mDelta
Wed 9/107:01 amLGB - SEA
1 stop7h 42mDelta
Deal found 8/13$215
This Southwest deal was found by Cheapflights users on 8/12. 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 9/1111:50 amSEA - LGB
1 stop7h 50mSouthwest
Thu 9/183:25 pmLGB - SEA
1 stop8h 10mSouthwest
Deal found 8/12$217
This Delta deal was found by Cheapflights users on 8/13. 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.
Sun 8/315:30 amSEA - LGB
1 stop6h 42mDelta
Thu 9/115:04 pmLGB - SEA
1 stop6h 55mDelta
Deal found 8/13$228
This Southwest deal was found by Cheapflights users on 8/14. 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.
Fri 9/196:30 amSEA - LGB
1 stop6h 10mSouthwest
Mon 9/226:50 amLGB - SEA
1 stop5h 45mSouthwest
Deal found 8/14$237
This Southwest deal was found by Cheapflights users on 8/13. 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 8/306:55 amSEA - LGB
1 stop5h 30mSouthwest
Sun 8/311:35 pmLGB - SEA
1 stop6h 20mSouthwest
Deal found 8/13$239
This Southwest deal was found by Cheapflights users on 8/13. 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 9/46:00 amSEA - LGB
1 stop6h 00mSouthwest
Sun 9/77:50 amLGB - SEA
1 stop4h 35mSouthwest
Deal found 8/13$242
This Delta deal was found by Cheapflights users on 8/13. 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 9/55:30 amSEA - LGB
1 stop6h 42mDelta
Wed 9/107:01 amLGB - SEA
1 stop7h 42mDelta
Deal found 8/13$244
This Southwest deal was found by Cheapflights users on 8/12. 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 10/710:10 amSEA - LGB
2 stops7h 45mSouthwest
Fri 10/107:10 pmLGB - SEA
1 stop5h 40mSouthwest
Deal found 8/12$249

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to Long Beach 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 August 14, 2025.
Use the filters below to find and compare flights from Seattle to Long Beach that are best for you.

Fly from

Seattle

Fly to

Long Beach

Route

Depart

Return

Price

SeattleLong Beach

SEA - LGB

SEALGB

Seattle/Tacoma Intl

Wed 9/3

5:30 am-12:12 pm

1 stop6h 42m

Long Beach Municipal

Wed 9/10

7:01 am-2:43 pm

1 stop7h 42m

$191

SeattleLong Beach

SEA - LGB

SEALGB

Seattle/Tacoma Intl

Tue 9/16

5:30 am-12:15 pm

1 stop6h 45m

Long Beach Municipal

Wed 9/24

1:15 pm-6:36 pm

1 stop5h 21m

$191

SeattleLong Beach

SEA - LGB

SEALGB

Seattle/Tacoma Intl

Tue 9/9

5:30 am-12:12 pm

1 stop6h 42m

Long Beach Municipal

Tue 9/16

1:15 pm-6:36 pm

1 stop5h 21m

$191

SeattleLong Beach

SEA - LGB

SEALGB

Seattle/Tacoma Intl

Mon 9/29

3:25 pm-9:05 pm

1 stop5h 40m

Long Beach Municipal

Tue 10/7

2:35 pm-6:40 pm

1 stop4h 05m

$199

SeattleLong Beach

SEA - LGB

SEALGB

Seattle/Tacoma Intl

Tue 9/9

5:15 am-6:55 pm

2 stops13h 40m

Long Beach Municipal

Tue 9/16

1:55 pm-6:40 pm

1 stop4h 45m

$202

SeattleLong Beach

SEA - LGB

SEALGB

Seattle/Tacoma Intl

Thu 12/4

2:20 pm-8:20 pm

1 stop6h 00m

Long Beach Municipal

Wed 12/10

1:40 pm-7:45 pm

1 stop6h 05m

$204

SeattleLong Beach

SEA - LGB

SEALGB

Seattle/Tacoma Intl

Mon 10/6

5:00 pm-9:33 pm

1 stop4h 33m

Long Beach Municipal

Wed 10/8

4:52 pm-10:22 pm

1 stop5h 30m

$204

SeattleLong Beach

SEA - LGB

SEALGB

Seattle/Tacoma Intl

Thu 9/4

11:10 am-6:35 pm

1 stop7h 25m

Long Beach Municipal

Wed 9/10

1:55 pm-6:40 pm

1 stop4h 45m

$204

SeattleLong Beach

SEA - LGB

SEALGB

Seattle/Tacoma Intl

Wed 9/3

5:30 am-12:12 pm

1 stop6h 42m

Long Beach Municipal

Tue 9/9

7:01 am-2:43 pm

1 stop7h 42m

$204

SeattleLong Beach

SEA - LGB

SEALGB

Seattle/Tacoma Intl

Wed 9/3

5:30 am-12:12 pm

1 stop6h 42m

Long Beach Municipal

Thu 9/11

5:04 pm-11:59 pm

1 stop6h 55m

$204

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/14

Showing 1-10 of 22 results
1
2
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Best time to book a flight from Seattle to Long Beach

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

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

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Long Beach. Price data was last updated on August 8, 2025.

To ensure you get the cheapest price possible for a flight from Seattle to Long Beach, you should look to book at least 24 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 Seattle to Long Beach?

Currently, January is the cheapest month in which you can book a flight from Seattle to Long Beach (average of $306). Flying from Seattle to Long Beach in June is currently the most expensive (average of $386). 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 SEA to LGB?

Find hourly flight availability from Seattle to Long Beach. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 14, 2025.

It’s typically best to fly out from Seattle to Long Beach in the evening. Doing so could potentially save you 38% on the flight price compared to flying in the afternoon, which is usually more expensive.

Reviews of airlines servicing Long Beach

Get insights into the airlines that provide service to Long Beach. 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 Long Beach. Reviews last updated August 14, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest, and Delta from Seattle to Long Beach 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.
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Comfort

7.8

Boarding

8.1

Overall

8.0

Entertainment

7.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Comfort

7.8

Boarding

8.1

Overall

8.0

Entertainment

7.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Southwest
8.0
Very good
4,244 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Comfort

7.8

Boarding

8.1

Overall

8.0

Entertainment

7.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Delta
8.0
Very good
7,980 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Comfort

7.8

Boarding

8.1

Overall

8.0

Entertainment

7.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Frontier
5.8
Fair
3,217 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Comfort

7.8

Boarding

8.1

Overall

8.0

Entertainment

7.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Long Beach. 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 Seattle to Long Beach round-trip?

    Flying on Frontier is currently your cheapest option to Long Beach, with prices starting at $53. Additional round-trip tickets that might be worth considering are offered by Alaska Airlines and Delta, with the lowest prices starting at $136 and $167, respectively. Frontier is currently priced 83% below the average price you’ll pay for this route.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Seattle to Long Beach (average of $306). Flying from Seattle to Long Beach in June is currently the most expensive (average of $386). 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

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Top 4 airlines flying from Seattle to Long Beach

Discover the top 4 airlines that operate flights from Seattle to Long Beach. 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 August 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$53Average$138FlexibilityNo cancel feeOn-time62%
Alaska AirlinesCheapest$136Average$232FlexibilityNo cancel feeOn-time75%
DeltaCheapest$167Average$296FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$216Average$339FlexibilityNo cancel feeOn-time63%

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