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$69+ 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 3/17. Fares are subject to change and may not be available on all flights or dates of travel.
LGB — SEA
ene. 22 — ene. 291
jue. 1/22
jue. 1/29
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

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Long Beach Municipal to Seattle/Tacoma Intl are usually found in November or February, booked 40 days in advance, depart on a Tuesday or Saturday and return on a Monday

Cheap 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 diciembre 23, 2025.

This Delta deal was found by Cheapflights users on 12/22. 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.
lun. 12/291:15 pmLGB - SEA
1 stop5h 16mDelta
lun. 1/511:25 amSEA - LGB
1 stop4h 42mDelta
Deal found 12/22$518
This Delta deal was found by Cheapflights users on 12/22. 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.
mar. 12/234:49 pmLGB - SEA
1 stop7h 31mDelta
dom. 12/285:25 amSEA - LGB
1 stop6h 51mDelta
Deal found 12/22$536
This Southwest deal was found by Cheapflights users on 12/21. 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.
lun. 12/222:55 pmLGB - SEA
2 stops7h 15mSouthwest
dom. 12/2811:35 amSEA - LGB
1 stop4h 10mSouthwest
Deal found 12/21$541
This Southwest deal was found by Cheapflights users on 12/22. 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.
lun. 12/227:35 pmLGB - SEA
1 stop5h 50mSouthwest
lun. 12/295:00 amSEA - LGB
2 stops8h 00mSouthwest
Deal found 12/22$551
This Southwest deal was found by Cheapflights users on 12/21. 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.
sáb. 12/274:20 pmLGB - SEA
1 stop6h 40mSouthwest
lun. 12/295:35 amSEA - LGB
1 stop6h 00mSouthwest
Deal found 12/21$558
This Delta deal was found by Cheapflights users on 12/22. 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.
mar. 12/301:15 pmLGB - SEA
1 stop5h 16mDelta
mié. 12/315:25 amSEA - LGB
1 stop6h 51mDelta
Deal found 12/22$567
This Southwest deal was found by Cheapflights users on 12/20. 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.
mar. 12/238:40 amLGB - SEA
1 stop4h 10mSouthwest
mié. 12/249:25 amSEA - LGB
1 stop4h 25mSouthwest
Deal found 12/20$568
This Delta deal was found by Cheapflights users on 12/22. 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.
vie. 12/264:49 pmLGB - SEA
1 stop7h 31mDelta
mié. 12/314:57 pmSEA - LGB
1 stop4h 48mDelta
Deal found 12/22$570
This Southwest deal was found by Cheapflights users on 12/21. 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.
dom. 12/215:30 pmLGB - SEA
1 stop5h 30mSouthwest
lun. 12/2212:10 pmSEA - LGB
1 stop8h 05mSouthwest
Deal found 12/21$573

Find 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 diciembre 23, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$137
(Southwest)

One-way from

$69
(Delta)

Popular in

December

Cheapest in

November

Average price

$361
Provider with most accurate pricing for Long Beach Municipal-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Long Beach Municipal-Seattle/Tacoma Intl flights.
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From Long Beach Municipal to Seattle/Tacoma Intl
Search Deals
One-way flight from Long Beach Municipal to Seattle/Tacoma Intl
Search Deals
High demand for flights, 9% potential price rise
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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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 diciembre 23, 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

mié. 1/14

9:40 am-4:00 pm

1 stop6h 20m

Seattle/Tacoma Intl

dom. 1/18

6:05 am-2:55 pm

1 stop8h 50m

$137

Long BeachSeattle

LGB - SEA

LGBSEA

Long Beach Municipal

jue. 2/26

1:15 pm-6:29 pm

1 stop5h 14m

Seattle/Tacoma Intl

lun. 3/2

4:40 pm-9:45 pm

1 stop5h 05m

$137

Long BeachSeattle

LGB - SEA

LGBSEA

Long Beach Municipal

vie. 2/20

6:45 pm-10:55 pm

1 stop4h 10m

Seattle/Tacoma Intl

lun. 2/23

11:05 am-4:30 pm

1 stop5h 25m

$137

Long BeachSeattle

LGB - SEA

LGBSEA

Long Beach Municipal

jue. 2/5

1:05 pm-6:29 pm

1 stop5h 24m

Seattle/Tacoma Intl

lun. 2/9

5:00 am-12:03 pm

1 stop7h 03m

$162

Long BeachSeattle

LGB - SEA

LGBSEA

Long Beach Municipal

mar. 1/6

1:05 pm-6:29 pm

1 stop5h 24m

Seattle/Tacoma Intl

lun. 1/12

11:25 am-4:07 pm

1 stop4h 42m

$193

Long BeachSeattle

LGB - SEA

LGBSEA

Long Beach Municipal

jue. 1/8

1:05 pm-6:29 pm

1 stop5h 24m

Seattle/Tacoma Intl

mar. 1/13

11:25 am-4:07 pm

1 stop4h 42m

$223

Long BeachSeattle

LGB - SEA

LGBSEA

Long Beach Municipal

jue. 5/14

5:05 pm-12:01 am

1 stop6h 56m

Seattle/Tacoma Intl

lun. 5/18

5:45 am-12:11 pm

1 stop6h 26m

$241

Long BeachSeattle

LGB - SEA

LGBSEA

Long Beach Municipal

mar. 1/6

1:05 pm-6:29 pm

1 stop5h 24m

Seattle/Tacoma Intl

jue. 1/15

5:25 am-12:03 pm

1 stop6h 38m

$249

Long BeachSeattle

LGB - SEA

LGBSEA

Long Beach Municipal

mié. 1/7

4:50 pm-11:22 pm

1 stop6h 32m

Seattle/Tacoma Intl

jue. 1/15

5:25 am-12:03 pm

1 stop6h 38m

$249

Long BeachSeattle

LGB - SEA

LGBSEA

Long Beach Municipal

vie. 1/9

4:50 pm-11:22 pm

1 stop6h 32m

Seattle/Tacoma Intl

sáb. 1/10

5:25 am-12:03 pm

1 stop6h 38m

$279

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/21

Showing 1-10 of 21 results
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Compare providers for flights from Long Beach to Seattle

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Long Beach to Seattle in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Long Beach-Seattle flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Long Beach-Seattle flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Long Beach-Seattle flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Long Beach-Seattle flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Long Beach-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 December 19, 2025.

To ensure you get the cheapest price possible for a flight from Long Beach to Seattle, you should look to book at least 40 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 $38). Flying from Long Beach to Seattle in July is currently the most expensive (average of $134). 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 diciembre 23, 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 10% 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 diciembre 23, 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
11,506 reviews

Boarding

8.1

Entertainment

7.0

Crew

8.5

Food

7.1

Overall

8.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
Alaska Airlines
8.0
Very good
11,506 reviews
Alaska Airlines
8.0
Very good
11,506 reviews

Boarding

8.1

Entertainment

7.0

Crew

8.5

Food

7.1

Overall

8.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
Southwest
8.0
Very good
4,253 reviews
Alaska Airlines
8.0
Very good
11,506 reviews

Boarding

8.1

Entertainment

7.0

Crew

8.5

Food

7.1

Overall

8.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
Delta
7.9
Good
8,014 reviews
Alaska Airlines
8.0
Very good
11,506 reviews

Boarding

8.1

Entertainment

7.0

Crew

8.5

Food

7.1

Overall

8.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
Frontier
5.8
Fair
3,076 reviews
Alaska Airlines
8.0
Very good
11,506 reviews

Boarding

8.1

Entertainment

7.0

Crew

8.5

Food

7.1

Overall

8.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.

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 14m. Fly via Southwest or Delta 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 $44, Frontier will fly you from Long Beach to Seattle and back. In addition to Frontier, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and Alaska Airlines - these airlines can fly you to your destination from $78 and $156, respectively. Frontier is priced at 83% 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 $38). Flying from Long Beach to Seattle in July is currently the most expensive (average of $134). 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
Tacoma
SeaTac
Lakewood
Ocean Shores
Olympia
Edmonds
Lynnwood
Renton
Puyallup
Kirkland
Kent
Tukwila
Cle Elum
Marysville
Fife
Aberdeen
Shoreline
Centralia
Federal Way
Chehalis

Browse thousands of different options on Cheapflights for your next trip

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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 diciembre 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$64Average$123FlexibilityNo cancel feeOn-time62%
DeltaCheapest$119Average$256FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$156Average$237FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$186Average$320FlexibilityNo cancel feeOn-time63%

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