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£44 Cheap Flights from Long Beach (LGB) to Seattle (SEA)

View £44 flight on Tue, 3 Nov 2026Opens in a new window

Popular airlines from Long Beach Municipal Airport (LGB) to Seattle-Tacoma International Airport (SEA)

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Cheap Flights from Long Beach (LGB) to Seattle (SEA)

Prices were available within the past 7 days and start at £44 for one-way flights and £125 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Wed, 4 Nov - Thu, 5 Nov
LGB
Long Beach
SEA
Seattle
£125 Return, found 21 hours ago
£125
Return
found 21 hours ago
Select Alaska Airlines flight, departing Wed, 4 Nov from Long Beach to Seattle, returning Thu, 5 Nov, priced at £125 found 21 hours ago
Alaska Airlines
Wed, 4 Nov - Thu, 5 Nov
LGB
Long Beach
SEA
Seattle
£126 Return, found 21 hours ago
£126
Return
found 21 hours ago
Select Alaska Airlines flight, departing Wed, 4 Nov from Long Beach to Seattle, returning Thu, 5 Nov, priced at £126 found 21 hours ago
Alaska Airlines
Fri, 9 Oct - Tue, 13 Oct
LGB
Long Beach
SEA
Seattle
£129 Return, found 14 hours ago
£129
Return
found 14 hours ago
Select Alaska Airlines flight, departing Fri, 9 Oct from Long Beach to Seattle, returning Tue, 13 Oct, priced at £129 found 14 hours ago
Alaska Airlines
Sun, 13 Sept - Thu, 17 Sept
LGB
Long Beach
SEA
Seattle
£132 Return, found 1 day ago
£132
Return
found 1 day ago
Select Alaska Airlines flight, departing Sun, 13 Sept from Long Beach to Seattle, returning Thu, 17 Sept, priced at £132 found 1 day ago
Alaska Airlines
Fri, 9 Oct - Tue, 13 Oct
LGB
Long Beach
SEA
Seattle
£144 Return, found 14 hours ago
£144
Return
found 14 hours ago
Select Alaska Airlines flight, departing Fri, 9 Oct from Long Beach to Seattle, returning Tue, 13 Oct, priced at £144 found 14 hours ago
Alaska Airlines
Wed, 4 Nov - Thu, 5 Nov
LGB
Long Beach
SEA
Seattle
£155 Return, found 21 hours ago
£155
Return
found 21 hours ago
Select Alaska Airlines flight, departing Wed, 4 Nov from Long Beach to Seattle, returning Thu, 5 Nov, priced at £155 found 21 hours ago
Alaska Airlines
Fri, 9 Oct - Tue, 13 Oct
LGB
Long Beach
SEA
Seattle
£159 Return, found 14 hours ago
£159
Return
found 14 hours ago
Select Alaska Airlines flight, departing Fri, 9 Oct from Long Beach to Seattle, returning Tue, 13 Oct, priced at £159 found 14 hours ago
Alaska Airlines
Sun, 13 Sept - Thu, 17 Sept
LGB
Long Beach
SEA
Seattle
£160 Return, found 1 day ago
£160
Return
found 1 day ago
Select Alaska Airlines flight, departing Sun, 13 Sept from Long Beach to Seattle, returning Thu, 17 Sept, priced at £160 found 1 day ago
Alaska Airlines
Fri, 9 Oct - Tue, 13 Oct
LGB
Long Beach
SEA
Seattle
£174 Return, found 14 hours ago
£174
Return
found 14 hours ago
Select Alaska Airlines flight, departing Fri, 9 Oct from Long Beach to Seattle, returning Tue, 13 Oct, priced at £174 found 14 hours ago
Delta
Wed, 4 Nov - Thu, 5 Nov
LGB
Long Beach
SEA
Seattle
£175 Return, found 21 hours ago
£175
Return
found 21 hours ago
Select Delta flight, departing Wed, 4 Nov from Long Beach to Seattle, returning Thu, 5 Nov, priced at £175 found 21 hours ago

Find the cheapest month to fly from Long Beach (LGB) to Seattle (SEA)

September is typically the cheapest month to fly

From £117 - £251 per traveller.

Frequently asked questions

How much does a flight from Long Beach, CA (LGB-Long Beach Municipal) to Seattle, WA (SEA-Seattle - Tacoma Intl.) cost?
You can find one-way and return flights from LGB to SEA with Expedia. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see our cheapest fares first, and use the Price Tracking tool to receive alerts when LGB to SEA ticket fares go up or down.
What is the cheapest month to fly from Long Beach, CA (LGB-Long Beach Municipal) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
February is typically the cheapest month to fly from Long Beach Municipal (LGB) to Seattle - Tacoma Intl. (SEA), with average return fares around £117. February often sees lower prices because it falls after the holiday travel rush, when demand drops and airlines compete for bookings. January and March are also good months to find deals on this route.
Which airlines fly direct from Long Beach, CA (LGB-Long Beach Municipal) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
Only one airline offers direct flights from Long Beach Municipal (LGB) to Seattle - Tacoma Intl. (SEA). Southwest Airlines operates 7 direct flights from Long Beach Municipal (LGB) to Seattle - Tacoma Intl. (SEA) every week.
How do I find cheap flights from Long Beach, CA (LGB) to Seattle, WA (SEA)?
To find a cheap flight from Long Beach, CA (LGB) to Seattle, WA (SEA), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Long Beach, CA (LGB) to Seattle, WA (SEA)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
What is the earliest flight from Long Beach, CA (LGB-Long Beach Municipal) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The earliest flight from Long Beach, CA (LGB-Long Beach Municipal) to Seattle, WA (SEA-Seattle - Tacoma Intl.) typically departs around 6:50 AM. This service is operated by Delta. This is a seasonal service, active only in July. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
How long does it take to fly from Long Beach, CA (LGB-Long Beach Municipal) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
A non-stop flight from Long Beach Municipal (LGB) to Seattle - Tacoma Intl. (SEA) typically takes around 2 hours 48 minutes. This route covers a distance of approximately 1,555 kilometres. If you opt for a flight with one stop, your journey will usually take longer, around 5 hours 30 minutes, while flights with two or more stops can extend your travel time to about 14 hours. Keep in mind that actual flight times can vary due to factors like wind patterns and air traffic.
Can you fly business or first class from Long Beach, CA (LGB) to Seattle, WA (SEA)?
Select the "Business class" and "First class" filters when looking for Long Beach, CA (LGB) to Seattle, WA (SEA) flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Long Beach, CA (LGB) to Seattle, WA (SEA) flight with Expedia?
It's easy to earn miles on a Long Beach, CA (LGB) to Seattle, WA (SEA) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Seattle, WA (SEA) from Long Beach, CA (LGB)?
If you're planning to travel to Seattle from Long Beach Municipal (LGB), you can fly directly into Seattle - Tacoma Intl. (SEA). Some flights may connect through major hubs like Salt Lake City Intl. (SLC), Harry Reid International Airport (LAS), or Sky Harbor Intl. (PHX) before reaching Seattle. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Long Beach, CA (LGB-Long Beach Municipal) to Seattle, WA (SEA-Seattle - Tacoma Intl.) at the last minute?
Typically, booking a last minute flight from Long Beach, CA (LGB-Long Beach Municipal) to Seattle, WA (SEA-Seattle - Tacoma Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Long Beach, CA (LGB-Long Beach Municipal) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight and hotel package?
Securing a Long Beach, CA (LGB-Long Beach Municipal) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Long Beach, CA (LGB) to Seattle, WA (SEA)?
If you booked your Long Beach, CA (LGB) to Seattle, WA (SEA) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Long Beach Municipal
Destination airport
Seattle - Tacoma Intl.
Airlines serving
Alaska Airlines, Delta
Return price
£124
Distance
1545 km
Average flight time
3 hours 20 mins

Book with confidence

Compare flights from Long Beach to Seattle easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Long Beach to Seattle. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Seattle - Tacoma Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Long Beach Municipal to Seattle - Tacoma Intl..  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Long Beach Municipal (LGB) to Seattle - Tacoma Intl. (SEA)

The easiest way to view the best deals on flights from Long Beach to Seattle today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Long Beach Municipal to Seattle - Tacoma Intl. start at just £125 and range up to £175.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Long Beach and Seattle
  • booking your flight during November, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Long Beach to Seattle flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Long Beach Municipal to Seattle - Tacoma Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from Long Beach to Seattle easily and book with confidence

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*Available to Expedia members.