How many flights depart from Maine to San Diego on average per week?

The number of flights available between Maine and San Diego is 138 per week as of August 2025. The most frequent departure day is Fri, with 16% of weekly flights leaving on this day.

How long does it take to fly to San Diego?

On average, it takes 8h 08m to fly from Maine to San Diego if you fly out of Portland (the most popular airport in Maine) and into San Diego (the most popular airport in San Diego). If you’re flying out of Bangor and into San Diego, then the flight time is around 8h 38m.

What airlines fly to San Diego?

American Airlines, United Airlines and Delta are the top three most popular airlines that fly to San Diego from Maine according to our data. American Airlines is the first choice among our users, with 46% of people opting to fly with this airline when traveling to San Diego. Keep in mind that there are 4 different airlines that fly to San Diego on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Maine to San Diego?

Spirit Airlines, Southwest, and Delta are the most popular carriers operating from Maine to San Diego

When did momondo last update prices for flights from Maine to San Diego Airport?

Prices for flights from Maine to San Diego Airport refresh daily.

How many operators does momondo search for flights from Maine to San Diego Airport?

There are 10 operators available for flights from Maine to San Diego Airport as of August 2025.

How old do you have to be to fly from Maine to San Diego 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 Maine to San Diego Airport.

What documentation or ID do you need to fly to San Diego Airport?

The travel and health documents you'll need for your trip to San Diego Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Diego Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$76 Cheap Flights from Maine to San Diego in 2025

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Find the cheapest flights from Maine to San Diego

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

12:20 pm - 11:34 pmBOS-SAN

14h 14m2 stops

6:15 am - 10:47 pmSAN-BOS

13h 32m2 stops

$189Spirit Airlines

Find Deal

Tue, Sep 9 - Tue, Sep 16

12:20 pm - 7:29 amBOS-SAN

22h 09m2 stops

6:15 am - 10:47 pmSAN-BOS

13h 32m2 stops

$196Spirit Airlines

Find Deal

Tue, Sep 9 - Tue, Sep 16

12:20 pm - 7:29 amBOS-SAN

22h 09m2 stops

9:35 pm - 6:25 amSAN-BOS

5h 50mnonstop

$217

Find Deal

Tue, Sep 9 - Sun, Sep 14

7:40 am - 11:20 amBOS-SAN

6h 40mnonstop

9:20 pm - 5:55 amSAN-BOS

5h 35mnonstop

$221JetBlue

Find Deal

Sat, Dec 6 - Sat, Dec 13

5:25 pm - 8:44 pmBOS-SAN

6h 19mnonstop

10:15 pm - 6:53 amSAN-BOS

5h 38mnonstop

$237Delta

Find Deal

Wed, Oct 22 - Tue, Oct 28

7:45 am - 10:50 amBOS-SAN

6h 05mnonstop

7:59 pm - 3:00 pmSAN-BOS

16h 01m1 stop

$247Alaska Airlines

Find Deal

Sat, Sep 6 - Sat, Sep 13

7:18 am - 10:30 amBOS-SAN

6h 12mnonstop

8:15 pm - 5:00 amSAN-BOS

5h 45mnonstop

$248JetBlue

Find Deal

Fri, Oct 3 - Tue, Oct 14

6:00 am - 1:07 pmBOS-SAN

10h 07m1 stop

11:46 am - 12:27 amSAN-BOS

9h 41m1 stop

$250Alaska Airlines

Find Deal

Tue, Sep 23 - Tue, Sep 30

5:25 pm - 8:44 pmBOS-SAN

6h 19mnonstop

10:15 pm - 6:53 amSAN-BOS

5h 38mnonstop

$257Delta

Find Deal

Wed, Oct 22 - Mon, Oct 27

3:15 pm - 9:24 amPWM-SAN

45h 09m2 stops

1:21 pm - 10:41 amSAN-PWM

18h 20m1 stop

$394

Find Deal

Thu, Oct 30 - Tue, Nov 4

JetBlue flights from Maine to San Diego

Our best JetBlue deals on Maine to San Diego flight tickets

JetBlue

Dec 6

BOS7:40 amBoston Logan Intl

6h 40m

SAN11:20 amSan Diego

Dec 13

SAN9:20 pmSan Diego

5h 35m

BOS5:55 amBoston Logan Intl

$221

Find similar

JetBlue

Oct 3

BOS7:18 amBoston Logan Intl

6h 12m

SAN10:30 amSan Diego

Oct 14

SAN8:15 pmSan Diego

5h 45m

BOS5:00 amBoston Logan Intl

$248

Find similar

JetBlue

Oct 3

PWM7:09 amPortland

14h 49m

1 stop

SAN6:58 pmSan Diego

Oct 7

SAN10:10 amSan Diego

8h 51m

1 stop

PWM10:01 pmPortland

$335

Find similar

Delta flights from Maine to San Diego

Our best Delta deals on Maine to San Diego flight tickets

Delta

Oct 22

BOS5:25 pmBoston Logan Intl

6h 19m

SAN8:44 pmSan Diego

Oct 28

SAN10:15 pmSan Diego

5h 38m

BOS6:53 amBoston Logan Intl

$237

Find similar

Delta

Oct 22

BOS5:25 pmBoston Logan Intl

6h 19m

SAN8:44 pmSan Diego

Oct 27

SAN10:15 pmSan Diego

5h 38m

BOS6:53 amBoston Logan Intl

$257

Find similar

Delta

Oct 16

BOS5:25 pmBoston Logan Intl

6h 19m

SAN8:44 pmSan Diego

Oct 25

SAN10:15 pmSan Diego

5h 38m

BOS6:53 amBoston Logan Intl

$262

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BostonSan Diego

BOS - SAN

BOSSAN

Boston Logan Intl

Tue 9/9

12:20 pm-11:34 pm

2 stops14h 14m

San Diego

Tue 9/16

6:15 am-10:47 pm

2 stops13h 32m

$189

BostonSan Diego

BOS - SAN

BOSSAN

Boston Logan Intl

Tue 9/9

12:20 pm-7:29 am

2 stops22h 09m

San Diego

Tue 9/16

6:15 am-10:47 pm

2 stops13h 32m

$196

BostonSan Diego

BOS - SAN

BOSSAN

Boston Logan Intl

Tue 9/9

12:20 pm-7:29 am

2 stops22h 09m

San Diego

Sun 9/14

9:35 pm-6:25 am

Nonstop5h 50m

$217

BostonSan Diego

BOS - SAN

BOSSAN

Boston Logan Intl

Sat 12/6

7:40 am-11:20 am

Nonstop6h 40m

San Diego

Sat 12/13

9:20 pm-5:55 am

Nonstop5h 35m

$221

BostonSan Diego

BOS - SAN

BOSSAN

Boston Logan Intl

Wed 10/22

5:25 pm-8:44 pm

Nonstop6h 19m

San Diego

Tue 10/28

10:15 pm-6:53 am

Nonstop5h 38m

$237

BostonSan Diego

BOS - SAN

BOSSAN

Boston Logan Intl

Sat 9/6

7:45 am-10:50 am

Nonstop6h 05m

San Diego

Sat 9/13

7:59 pm-3:00 pm

1 stop16h 01m

$247

BostonSan Diego

BOS - SAN

BOSSAN

Boston Logan Intl

Fri 10/3

7:18 am-10:30 am

Nonstop6h 12m

San Diego

Tue 10/14

8:15 pm-5:00 am

Nonstop5h 45m

$248

BostonSan Diego

BOS - SAN

BOSSAN

Boston Logan Intl

Tue 9/23

6:00 am-1:07 pm

1 stop10h 07m

San Diego

Tue 9/30

11:46 am-12:27 am

1 stop9h 41m

$250

BostonSan Diego

BOS - SAN

BOSSAN

Boston Logan Intl

Wed 10/22

5:25 pm-8:44 pm

Nonstop6h 19m

San Diego

Mon 10/27

10:15 pm-6:53 am

Nonstop5h 38m

$257

PortlandSan Diego

PWM - SAN

PWMSAN

Portland

Thu 10/30

3:15 pm-9:24 am

2 stops45h 09m

San Diego

Tue 11/4

1:21 pm-10:41 am

1 stop18h 20m

$394

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How to get the cheapest flight ticket from Maine to San Diego

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

Prices

Airlines

Other information

What is the cheapest month to fly to San Diego?

If you are unable to visit San Diego during the month of January, then departing from Maine during the month September is also very affordable. Most momondo users find prices during this month for around $426.

What is the cheapest day to depart on your flight to San Diego?

The cheapest day to depart from Maine to San Diego is on a Wednesday. Travelers who choose to depart for San Diego on a Wednesday will often find tickets for as low as $472. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $809. These prices are subject to change though, so be sure to set up a Price Alert for flights to San Diego.

What is the cheapest time of day to depart on your flight to San Diego?

The cheapest time of day to fly to San Diego is in the afternoon when flights can be purchased for as low as $476. Flights in the morning are often more expensive with an average ticket price of $543.

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

You are more likely to see cheaper flights to San Diego from Maine when booking weeks ahead of your departure date. In general, you can expect to find flights to San Diego for around $494 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Diego from Maine for as low as $368 on momondo.

Cheap Maine to San Diego flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Maine to San Diego

Best Price Found	$76
Fastest flight time	6h 05m
Direct flights	Every day
Airports in San Diego	1 airport

The best one-way flight to San Diego from Maine in the past 72 hours is $76. The best round-trip flight deal from Maine to San Diego found on momondo in the last 72 hours is $189.

The fastest flight from Maine to San Diego takes 6h 05m

Direct flights go from Maine to San Diego every day.

There is 1 airport near San Diego: San Diego (SAN)

Search flight deals

When did momondo last update prices for flights from Maine to San Diego Airport?
Prices for flights from Maine to San Diego Airport refresh daily.
How many operators does momondo search for flights from Maine to San Diego Airport?
There are 10 operators available for flights from Maine to San Diego Airport as of August 2025.
How old do you have to be to fly from Maine to San Diego 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 Maine to San Diego Airport.
What documentation or ID do you need to fly to San Diego Airport?
The travel and health documents you'll need for your trip to San Diego Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Diego Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Maine to San Diego

Compare and see reviews for airlines that fly from Maine to San Diego with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $246	Free Cancellation	Rating 8.0 7,979 reviews	Search Delta flights
American Airlines	PriceFrom $308	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
Southwest	PriceFrom $366	Free Cancellation	Rating 8.0 4,248 reviews	Search Southwest flights
United Airlines	PriceFrom $371	Free Cancellation	Rating 7.4 8,920 reviews	Search United Airlines flights

Coronado

Chula Vista

El Cajon

Julian

National City

La Mesa

Imperial Beach

Poway

San Ysidro

Borrego Springs

Alpine

Lemon Grove

Santee

Why use momondo?

Why should I use momondo to find a flight deal from Maine to San Diego?

It is quick and easy to find Maine to San Diego flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to San Diego that suits you.

Can I find flights from Maine to San Diego with flexible booking policies on momondo?

Flights from Maine to San Diego with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Maine to San Diego?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Maine to San Diego.

I’m not ready to book a flight from Maine to San Diego right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to San Diego from Maine. 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 San Diego 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.

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Cheap flights from Maine to San Diego from $76

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Maine to San Diego departing on 9/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Big names and deals

Filter for what you want

Filter for what you want

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JetBlue flights from Maine to San Diego

Our best JetBlue deals on Maine to San Diego flight tickets

Delta flights from Maine to San Diego

Our best Delta deals on Maine to San Diego flight tickets

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How to get the cheapest flight ticket from Maine to San Diego

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 San Diego?

If you are unable to visit San Diego during the month of January, then departing from Maine during the month September is also very affordable. Most momondo users find prices during this month for around $426.

What is the cheapest day to depart on your flight to San Diego?

What is the cheapest time of day to depart on your flight to San Diego?

The cheapest time of day to fly to San Diego is in the afternoon when flights can be purchased for as low as $476. Flights in the morning are often more expensive with an average ticket price of $543.

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

What is the cheapest airline that flies from Maine to San Diego?

Spirit Airlines, Southwest, and Delta are the most popular carriers operating from Maine to San Diego

What airlines fly to San Diego?

How many flights depart from Maine to San Diego on average per week?

The number of flights available between Maine and San Diego is 138 per week as of August 2025. The most frequent departure day is Fri, with 16% of weekly flights leaving on this day.

How long does it take to fly to San Diego?

On average, it takes 8h 08m to fly from Maine to San Diego if you fly out of Portland (the most popular airport in Maine) and into San Diego (the most popular airport in San Diego). If you’re flying out of Bangor and into San Diego, then the flight time is around 8h 38m.

Cheap Maine to San Diego flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Maine to San Diego

Best Price Found

Fastest flight time

Direct flights

Airports in San Diego

When did momondo last update prices for flights from Maine to San Diego Airport?

How many operators does momondo search for flights from Maine to San Diego Airport?

How old do you have to be to fly from Maine to San Diego Airport?

What documentation or ID do you need to fly to San Diego Airport?

Best airlines flying from Maine to San Diego

Compare and see reviews for airlines that fly from Maine to San Diego with momondo

Traveling to a place near San Diego?

Why use momondo?

Why should I use momondo to find a flight deal from Maine to San Diego?

Can I find flights from Maine to San Diego with flexible booking policies on momondo?

How can momondo help me find flights from Maine to San Diego?

I’m not ready to book a flight from Maine to San Diego right now. Can momondo alert me if prices change?

An easier way to manage your San Diego 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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing California