Cheap flights from Maine to San Diego (SAN) from $209

This is the cheapest one-way flight price, found on 9/25. Prices may vary by date and flight preferences.
PWM — SAN
Sep 30 — Oct 71

How far in advance should I book a flight from Maine to San Diego?

To save on the cost of your flight from Maine to San Diego, book at least 40 days before your planned departure. Booking around this time can save you about 26% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $696 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $731.

What is the cheapest month to fly from Maine to San Diego?

January is one of the best times of the year to fly to San Diego from Maine. Prices for January average $620 per person but you can even find prices for as low as $322. The most expensive prices can be found in the month of July. Opting for a January flight can save you 56% on your journey compared to booking in July

When is the cheapest time to fly from Maine to San Diego (ME - SAN)?

When flying from Maine to San Diego, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap Delta flights from Maine to San Diego

Take a look at some of the lowest-priced Delta flights heading from Maine to San Diego. Be sure to come back soon if the deals available don't appeal to you at this time.

Cheap American Airlines flights from Maine to San Diego

Some of the lowest-priced American Airlines flights we've found at this time heading from Maine to San Diego. Ensure the flight price, dates, time, and airline match your criteria before you book.

Cheap Maine to San Diego flights in September & October 2023

The best prices found for Maine to SAN flights for September, October
Check out some of the best flight deals from Maine to San Diego in 2023. Check back regularly for other flight deals.

Maine to San Diego 2023 flight deals

Cheap flights to San Diego from Maine found for this year
Check out some of the best flight deals from Maine to San Diego in 2023. Check back regularly for other flight deals.

Maine to San Diego flights leaving soon

Late deals on return flights to San Diego from Maine, departing today and this week
Users seeking a last-minute flight from Maine to San Diego should consider booking one of these fares. It's wise to confirm all flight details are correct before booking.

One-way flights to San Diego from Maine

The cheapest one-way flights from Maine to San Diego
Users traveling one-way from Maine to San Diego can select one of these great deals. For those needing a return trip from Maine, there is a search form available above.

Find flights from Maine to San Diego within your budget

Use the slider to find flights from Maine to San Diego that fit your budget.

Fly from

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Fly to

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Budget

$402 - $546

Route

Depart

Return

Price

PortlandSan Diego

PWM - SAN

PWMSAN

Portland

Tue 10/31

1 stop8h 11m

San Diego

Sat 11/11

1 stop9h 16m

PortlandSan Diego

PWM - SAN

PWMSAN

Portland

Sat 11/18

1 stop11h 26m

San Diego

Thu 11/23

1 stop8h 18m

PortlandSan Diego

PWM - SAN

PWMSAN

Portland

Tue 10/31

1 stop8h 59m

San Diego

Sat 11/11

2 stops9h 26m

PortlandSan Diego

PWM - SAN

PWMSAN

Portland

Tue 10/31

1 stop8h 59m

San Diego

Thu 11/9

2 stops13h 03m

PortlandSan Diego

PWM - SAN

PWMSAN

Portland

Tue 10/31

2 stops10h 13m

San Diego

Sat 11/11

2 stops12h 22m

PortlandSan Diego

PWM - SAN

PWMSAN

Portland

Tue 10/31

2 stops10h 13m

San Diego

Thu 11/9

2 stops13h 03m

PortlandSan Diego

PWM - SAN

PWMSAN

Portland

Tue 11/7

2 stops14h 40m

San Diego

Mon 11/13

2 stops15h 06m

PortlandSan Diego

PWM - SAN

PWMSAN

Portland

Sat 11/18

1 stop18h 38m

San Diego

Thu 11/23

2 stops23h 07m

PortlandSan Diego

PWM - SAN

PWMSAN

Portland

Thu 10/19

1 stop30h 37m

San Diego

Sun 10/22

2 stops25h 17m

Flights are sorted by cheapest first

Deals found on 9/25

Reviews of airlines servicing San Diego

Read through reviews of airlines operating flights from Maine to San Diego, such as Delta, American Airlines and United Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
3,021 reviews

Entertainment

7.8

Comfort

7.9

Crew

8.5

Boarding

8.0

Food

7.2

Overall

7.9

Reviews

1 / 10

The crew was exceptional. The best crew on all 4 flight we took on this trip.

Delta
7.9
Good
3,021 reviews
Delta
7.9
Good
3,021 reviews

Entertainment

7.8

Comfort

7.9

Crew

8.5

Boarding

8.0

Food

7.2

Overall

7.9

Reviews

1 / 10

The crew was exceptional. The best crew on all 4 flight we took on this trip.

United Airlines
7.4
Good
1,890 reviews
Delta
7.9
Good
3,021 reviews

Entertainment

7.8

Comfort

7.9

Crew

8.5

Boarding

8.0

Food

7.2

Overall

7.9

Reviews

1 / 10

The crew was exceptional. The best crew on all 4 flight we took on this trip.

American Airlines
7.2
Good
2,635 reviews
Delta
7.9
Good
3,021 reviews

Entertainment

7.8

Comfort

7.9

Crew

8.5

Boarding

8.0

Food

7.2

Overall

7.9

Reviews

1 / 10

The crew was exceptional. The best crew on all 4 flight we took on this trip.

Related info for your journey

Useful info, stats and facts about Maine to San Diego flights.

What airport do you fly into for flights to San Diego from Maine?

If you book a flight to San Diego from Maine, you will be flying to San Diego, which is the city’s only airport. San Diego (SAN) is located 2.6 mi from the center of San Diego.

Can I find flights from Maine to San Diego for under $500 on Cheapflights?

Yes, there are multiple flights from Maine to San Diego for under $500. The cheapest flight booked recently is on Delta for just $402, but on average you can expect to pay $444.

Are there last-minute flights available from Maine to San Diego for under $700?

There are currently 9+ open flights from Maine to San Diego within the next 7 days for less than $700.

What are the cheapest airlines to fly from Maine to San Diego one-way?

The cheapest airlines for a one-way flight from Maine to San Diego are Delta ($209), American Airlines ($303), and United Airlines ($473).

What are the most popular routes from Maine to San Diego?

What are the most popular airlines that fly from Maine to San Diego?

What does PWM to SAN mean?

Great question - PWM to SAN just means Portland Airport to San Diego Airport. Now you’ll know what these unique codes when you look for flights! Bangor Airport (BGR), Augusta Airport (AUG), Bar Harbor Airport (BHB), Rockland Knox County Regional Airport (RKD), Presque Isle Airport (PQI) are other airports near this flight route and their unique identifiers/IATA codes.

Top 4 airlines flying from Maine to San Diego

The chart below displays the airlines Cheapflights users traveling from Maine to San Diego choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$216Average$288FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
DeltaCheapest$320Average$556FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
American AirlinesCheapest$321Average$578FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapest$323Average$519FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
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