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Cheap flights from Los Angeles to Boston from $126

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Los Angeles to Boston departing on 1/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

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American Airlines Logo
9:00 am - 10:07 pm
LAX
-
PWM
10h 07m1 stop
American Airlines Logo
5:30 am - 11:50 am
PWM
-
LAX
9h 20m1 stop
$251American Airlines
Tue, Jan 27 - Sat, Jan 31
American Airlines Logo
9:00 am - 10:07 pm
LAX
-
PWM
10h 07m2 stops
American Airlines Logo
3:58 pm - 9:53 pm
PWM
-
LAX
8h 55m1 stop
$256American Airlines
Tue, Jan 27 - Sat, Jan 31
American Airlines Logo
11:59 pm - 12:05 pm
LAX
-
PWM
9h 06m2 stops
American Airlines Logo
12:46 pm - 9:18 pm
PWM
-
LAX
11h 32m2 stops
$261American Airlines
Tue, Jan 27 - Sat, Jan 31
United Airlines Logo
8:40 am - 6:54 pm
LAX
-
PWM
7h 14m1 stop
United Airlines Logo
6:00 am - 11:45 am
PWM
-
LAX
8h 45m1 stop
$274United Airlines
Sat, Jan 31 - Sun, Feb 1
American Airlines Logo
11:05 am - 10:07 pm
LAX
-
PWM
8h 02m1 stop
American Airlines Logo
6:00 am - 3:42 pm
PWM
-
LAX
12h 42m2 stops
$279American Airlines
Sat, Jan 31 - Sun, Feb 1
American Airlines Logo
8:50 am - 10:54 pm
LAX
-
PWM
11h 04m2 stops
American Airlines Logo
5:20 am - 2:03 pm
PWM
-
LAX
11h 43m2 stops
$284American Airlines
Sat, Jan 31 - Sun, Feb 1
American Airlines Logo
9:38 am - 11:51 pm
LAX
-
PWM
11h 13m2 stops
American Airlines Logo
12:43 pm - 9:50 pm
PWM
-
LAX
12h 07m2 stops
$289American Airlines
Tue, Feb 17 - Fri, Feb 20
United Airlines Logo
5:00 am - 3:35 pm
LAX
-
PWM
7h 35m1 stop
United Airlines Logo
9:37 am - 4:03 pm
PWM
-
LAX
9h 26m1 stop
$292United Airlines
Sat, May 2 - Wed, May 6
American Airlines Logo
1:00 am - 12:00 pm
LAX
-
PWM
8h 00m1 stop
American Airlines Logo
8:02 am - 2:12 pm
PWM
-
LAX
9h 10m1 stop
$297American Airlines
Fri, May 1 - Wed, May 6
American Airlines Logo
11:04 pm - 11:38 am
LAX
-
PWM
9h 34m2 stops
American Airlines Logo
5:30 pm - 10:59 pm
PWM
-
LAX
8h 29m1 stop
$302American Airlines
Sat, May 2 - Wed, May 6

Southwest flights from Los Angeles to Portland, Maine

Our best Southwest deals on Los Angeles to Portland, Maine flight tickets
Southwest
Mar 6
LAX5:00 amLos Angeles
8h 45m
1 stop
PWM4:45 pmPortland
Mar 8
PWM5:25 pmPortland
9h 55m
2 stops
LAX12:20 amLos Angeles
$377
Find similar
Southwest
Jun 9
LAX5:05 amLos Angeles
10h 25m
2 stops
PWM6:30 pmPortland
Jun 17
PWM3:45 pmPortland
8h 55m
1 stop
LAX9:40 pmLos Angeles
$384
Find similar
Southwest
Jun 9
LAX5:05 amLos Angeles
10h 25m
2 stops
PWM6:30 pmPortland
Jun 17
PWM10:30 amPortland
9h 55m
2 stops
LAX5:25 pmLos Angeles
$389
Find similar

United Airlines flights from Los Angeles to Portland, Maine

Our best United Airlines deals on Los Angeles to Portland, Maine flight tickets
United Airlines
Jan 31
LAX8:40 amLos Angeles
7h 14m
1 stop
PWM6:54 pmPortland
Feb 1
PWM6:00 amPortland
8h 45m
1 stop
LAX11:45 amLos Angeles
$274
Find similar
United Airlines
May 2
LAX5:00 amLos Angeles
7h 35m
1 stop
PWM3:35 pmPortland
May 6
PWM9:37 amPortland
9h 26m
1 stop
LAX4:03 pmLos Angeles
$292
Find similar
United Airlines
Mar 6
LAX11:45 amLos Angeles
7h 33m
1 stop
PWM10:18 pmPortland
Mar 8
PWM6:00 amPortland
8h 50m
1 stop
LAX11:50 amLos Angeles
$336
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Los Angeles to Portland, Maine 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, momondo users made 832,500 searches. Data last updated December 23, 2025.
Use the filters below to find and compare flights from Los Angeles to Portland, Maine that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Los AngelesPortland

LAX - PWM

LAXPWM

Los Angeles

Tue 1/27

9:00 am-10:07 pm

1 stop10h 07m

Portland

Sat 1/31

5:30 am-11:50 am

1 stop9h 20m

$251

Los AngelesPortland

LAX - PWM

LAXPWM

Los Angeles

Tue 1/27

9:00 am-10:07 pm

2 stops10h 07m

Portland

Sat 1/31

3:58 pm-9:53 pm

1 stop8h 55m

$256

Los AngelesPortland

LAX - PWM

LAXPWM

Los Angeles

Tue 1/27

11:59 pm-12:05 pm

2 stops9h 06m

Portland

Sat 1/31

12:46 pm-9:18 pm

2 stops11h 32m

$261

Los AngelesPortland

LAX - PWM

LAXPWM

Los Angeles

Sat 1/31

8:40 am-6:54 pm

1 stop7h 14m

Portland

Sun 2/1

6:00 am-11:45 am

1 stop8h 45m

$274

Los AngelesPortland

LAX - PWM

LAXPWM

Los Angeles

Sat 1/31

11:05 am-10:07 pm

1 stop8h 02m

Portland

Sun 2/1

6:00 am-3:42 pm

2 stops12h 42m

$279

Los AngelesPortland

LAX - PWM

LAXPWM

Los Angeles

Sat 1/31

8:50 am-10:54 pm

2 stops11h 04m

Portland

Sun 2/1

5:20 am-2:03 pm

2 stops11h 43m

$284

Los AngelesPortland

LAX - PWM

LAXPWM

Los Angeles

Tue 2/17

9:38 am-11:51 pm

2 stops11h 13m

Portland

Fri 2/20

12:43 pm-9:50 pm

2 stops12h 07m

$289

Los AngelesPortland

LAX - PWM

LAXPWM

Los Angeles

Sat 5/2

5:00 am-3:35 pm

1 stop7h 35m

Portland

Wed 5/6

9:37 am-4:03 pm

1 stop9h 26m

$292

Los AngelesPortland

LAX - PWM

LAXPWM

Los Angeles

Fri 5/1

1:00 am-12:00 pm

1 stop8h 00m

Portland

Wed 5/6

8:02 am-2:12 pm

1 stop9h 10m

$297

Los AngelesPortland

LAX - PWM

LAXPWM

Los Angeles

Sat 5/2

11:04 pm-11:38 am

2 stops9h 34m

Portland

Wed 5/6

5:30 pm-10:59 pm

1 stop8h 29m

$302

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Boston from

How to get the cheapest flight ticket from Los Angeles to Portland, Maine

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Portland, Maine?

The cheapest month to fly to Portland, Maine from Los Angeles is in September. Flight prices, which tend to average around $364, are often lower during this time because this is during the off-season. If you aren’t able to travel to Portland, Maine during the month of September, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $383.

What is the cheapest day to depart on your flight to Portland, Maine?

On average, the least expensive day to fly to Portland, Maine from Los Angeles is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $432. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Sunday is the most expensive day to depart from Los Angeles because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $563.

What is the cheapest time of day to depart on your flight to Portland, Maine?

In the evening is the cheapest time of day to fly from Los Angeles to Portland, Maine when you can find flight prices for as low as $468. Flying to Portland, Maine in the evening is an ideal time because this is during off-peak travel hours. Try not to purchase tickets at noon because they tend to be around $510. Of course, these prices can vary depending on the time of year and what airport you fly to.

How far in advance should I book a flight to Portland, Maine?

You are more likely to see cheaper flights to Portland, Maine from Los Angeles when booking weeks ahead of your departure date. In general, you can expect to find flights to Portland, Maine for around $453 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Portland, Maine from Los Angeles for as low as $353 on momondo.

How have Los Angeles to Portland, Maine flight prices changed over time?

As of December 2025, prices for Los Angeles to Portland, Maine flights are approximately 20% more expensive when compared to flights at the same time last year.

When to book flights from Los Angeles to Portland, Maine

Are you open to changing your travel dates? Check out the ideal times to fly from Los Angeles to Portland, Maine according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Los Angeles to Portland, Maine (LAX to PWM) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Los Angeles to Portland, Maine

Fastest flight time

6h 58m

Direct flights

None
The fastest flight from Los Angeles to Portland, Maine takes 6h 58m
There are no direct flights from Los Angeles to Portland, Maine. There are no popular flight routes from Los Angeles to Portland, Maine.
Search flight deals

  • How far is Los Angeles to Portland by plane?

    A flight from Los Angeles to Portland will travel around 2629.0 mi. In terms of flight time, this usually takes a little over 6h 58m.

  • When did momondo last update prices for flights from Los Angeles Airport to Portland Airport?

    Prices for flights from Los Angeles Airport to Portland Airport refresh daily.

  • How many operators does momondo search for flights from Los Angeles Airport to Portland Airport?

  • How old do you have to be to fly from Los Angeles Airport to Portland Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Los Angeles Airport to Portland Airport.

  • What documentation or ID do you need to fly to Portland Airport?

    The necessary travel and health documents for your Portland Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Los Angeles to Portland, Maine?

Best airlines flying from Los Angeles to Portland, Maine

Compare and see reviews for airlines that fly from Los Angeles to Portland, Maine with momondo
Airline
Rating
Free Cancellation
Price
Sun Country AirPriceFrom $166Free CancellationRating
6.9
334 reviews
Search Sun Country Air flights
American AirlinesPriceFrom $252Free CancellationRating
7.2
11,054 reviews
Search American Airlines flights
United AirlinesPriceFrom $257Free CancellationRating
7.4
9,105 reviews
Search United Airlines flights
JetBluePriceFrom $270Free CancellationRating
7.2
2,896 reviews
Search JetBlue flights
DeltaPriceFrom $296Free CancellationRating
7.9
8,014 reviews
Search Delta flights
SouthwestPriceFrom $367Free CancellationRating
8.0
4,253 reviews
Search Southwest flights

Traveling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
North Conway
Boothbay Harbor
Jackson
Conway
Freeport
Lewiston
Brunswick
Bartlett
Gorham
Auburn
Windham
Intervale
Oxford
Bath
Georgetown
Falmouth
Tamworth

Why use momondo?

Why should I use momondo to find a flight deal from Los Angeles to Portland?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Los Angeles to Portland. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Los Angeles to Portland with flexible booking policies on momondo?

momondo does allow users to show only those flights to Portland from Los Angeles which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Los Angeles to Portland?

momondo provides multiple filters to help you find the best flight to Portland from Los Angeles. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Los Angeles to Portland right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Portland from Los Angeles. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Portland, Maine trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
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