
$84 Cheap Frontier Airlines flights from Los Angeles to Seattle (LAX to SEA)
Find The Best Day To Fly from Los Angeles to Seattle
Amazing Frontier Airlines LAX to SEA Flight Deals
The cheapest flights to Seattle - Tacoma Intl. found within the past 7 days were $95 round trip and $84 one way. Prices and availability subject to change. Additional terms may apply.
SEA From LAX Economy Coach Packages on Similar Airlines



Frequently asked questions
Discover our best Frontier Airlines flight from Los Angeles LAX to Seattle SEA
To find the best deals on flights to Los Angeles from Seattle with Frontier Airlines, just enter your travel dates, filter by Frontier Airlines, and hit search. You’ll find flights to choose from and can sort by price, flight duration, and arrival or departure time.
Return flights from Los Angeles LAX to Seattle SEA with Frontier Airlines
If you’re planning a round trip, booking return flights with Frontier Airlines is usually the most cost-effective option. With airfares ranging from $95 to $136, it’s easy to find a flight that suits your budget. Prices and availability subject to change. Additional terms may apply.
Book one-way Frontier Airlines flights from Los Angeles LAX to Seattle SEA
A one-way ticket gives you much greater flexibility—allowing you to choose your return date, destination, and time whenever you’re ready. By booking in advance you can find great deals on one-way tickets too. Right now, a one-way Frontier Airlines flight from Los Angeles to Seattle costs from $84. Prices and availability subject to change. Additional terms may apply.
The easy way to find cheap flights to Seattle SEA from Los Angeles LAX with Frontier Airlines
To find a cheap Frontier Airlines flight from Los Angeles LAX to Seattle SEA, sort your search results by price or filter by budget. Thanks to Travelocity’s Price Match Promise, if you find a better airfare deal anywhere else within 24 hours, we’ll credit or refund the difference.
How to find our best airfare deals on Frontier Airlines flights from Los Angeles LAX to Seattle SEA
If you’re looking for cheap flights, it helps to be flexible when it comes to your travel dates. You’ll usually find lower cost tickets when you travel during quieter months such as October, or if you book a flight with a stopover.
Find nonstop flights from Los Angeles LAX to Seattle SEA with Frontier Airlines
If you’re keen to be on Seattle soil fast, don’t waste time with a stopover—filter your search results to show direct Frontier Airlines flights only. The journey takes around hour(s) min(s) – so you’ll be there before you know it.
Flexible airline tickets for Frontier Airlines flights from Los Angeles LAX to Seattle SEA
Make sure you’re not out of pocket if plans change by choosing a flexible ticket with penalty-free amendment and cancellation options. Use our ‘no change fee’ filter to see which flights have this option.
There are a lot of reasons to book your flights to Seattle SEA from Los Angeles LAX with Frontier Airlines on Travelocity
At Travelocity our vast and up-to-the-minute inventory puts all of our best flight deals in one place. So, whether you’re traveling on business or jetting off with friends and family, you can trust Travelocity to get you there.
Airport code | Country | Airport name | Number of flights |
---|---|---|---|
DEN | USA | Denver Intl. | 13 |
MCO | USA | Orlando Intl. | 7 |
CUN | MEX | Cancun Intl. | 6 |
GDL | MEX | Don Miguel Hidalgo y Costilla Intl. | 5 |
PHL | USA | Philadelphia Intl. | 2 |
ORD | USA | O'Hare Intl. | 2 |
MIA | USA | Miami Intl. | 1 |
LAS | USA | McCarran Intl. | 1 |
MEX | MEX | Mexico City Intl. | 1 |
LAX | USA | Los Angeles Intl. | 1 |
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Popular Frontier Airlines Flight Routes from LAX
Top Frontier Airlines Flight Routes from SEA
Domestic
- San Francisco to New York (SFO - JFK)
- Los Angeles to New York (LAX - JFK)
- New York to Orlando (JFK - MCO)
- New York to Orlando (LGA - MCO)
- New York to Fort Lauderdale (JFK - FLL)
- New York to Las Vegas (JFK - LAS)
- New York to Orlando (LGA - MCO)
- Los Angeles to New York (LAX - LGA)
- Newark Liberty Intl. Airport to San Juan (EWR - SJU)
- New York to Orlando (JFK - MCO)
International
- Los Angeles to Newark Liberty Intl. Airport (LAX - EWR)
- San Francisco to Las Vegas (SFO - LAS)
- New York to San Juan (JFK - SJU)
- San Francisco to New York (SFO - JFK)
- New York to Orlando (JFK - MCO)
- Trenton to Orlando (TTN - MCO)
- Newark Liberty Intl. Airport to Los Angeles (EWR - LAX)
- New York to Miami (JFK - MIA)
- Philadelphia to Orlando (PHL - MCO)
- New York to Las Vegas (JFK - LAS)
Most Popular
- Philadelphia to Miami (PHL - MIA)
- JetBlue Airways Boston (BOS) to Orlando (MCO) flights
- Los Angeles to Chicago (LAX - ORD)
- Los Angeles to London (LAX - LHR)
- Boston to Miami (BOS - MIA)
- JetBlue Airways Boston (BOS) to Las Vegas (LAS) flights
- Dallas to Atlanta (DFW - ATL)
- Los Angeles to Paris (LAX - CDG)
- Los Angeles to Orlando (LAX - MCO)
- Boston to Los Angeles (BOS - LAX)
- Los Angeles to Miami (LAX - MIA)
- Los Angeles to Honolulu (LAX - HNL)
- Delta Atlanta (ATL) to Las Vegas (LAS) flights
- Dallas to Orlando (DFW - MCO)
- Los Angeles to Dallas (LAX - DFW)
- Los Angeles to New York (LAX - JFK)
- San Francisco to Los Angeles (SFO - LAX)
- New York to Los Angeles (JFK - LAX)
- Dallas to Chicago (DFW - ORD)
- Atlanta to Los Angeles (ATL - LAX)
- Delta Minneapolis - St. Paul (MSP) to Las Vegas (LAS) flights
- San Francisco to New York (SFO - JFK)
- Philadelphia to Orlando (PHL - MCO)
- Air India San Francisco (SFO) to Delhi (DEL) flights
- Los Angeles to Boston (LAX - BOS)
- Delta Detroit (DTW) to Las Vegas (LAS) flights
- Chicago to Los Angeles (ORD - LAX)
- New York to San Francisco (JFK - SFO)
- Los Angeles to San Francisco (LAX - SFO)
- Dallas to Los Angeles (DFW - LAX)