Portland

$193+ Cheap flights from San Diego to Portland, ME (SAN - PWM)

SAN — PWM
Dec 7 — Dec 141
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Cheap flight deals from San Diego to Portland

Cheapest flights from San Diego to Portland

Thu 12/39:55 pm -
1 stop8h 55m
Thu 12/1012:45 pm -
1 stop11h 15m
Deal found 11/5$385
Thu 12/31:10 pm -
1 stop8h 11m
Thu 12/1011:40 am -
2 stops12h 39m
Deal found 11/4$390
Tue 12/18:00 am -
1 stop8h 12m
Tue 12/86:00 am -
1 stop10h 09m
Deal found 11/6$407
Tue 11/1710:40 am -
1 stop8h 11m
Sat 11/215:08 pm -
1 stop8h 32m
Deal found 11/2$415
Tue 12/18:05 pm -
2 stops10h 45m
Tue 12/810:25 am -
2 stops10h 50m
Deal found 11/6$417
Sun 12/139:55 pm -
1 stop8h 55m
Thu 12/175:10 pm -
1 stop9h 10m
Deal found 11/5$419
Sun 12/66:15 am -
1 stop6h 56m
Wed 12/94:00 pm -
2 stops10h 58m
Deal found 11/2$424
Sun 12/68:30 pm -
2 stops10h 20m
Wed 12/93:25 pm -
2 stops10h 45m
Deal found 11/2$429
Thu 12/101:10 pm -
1 stop8h 11m
Mon 12/144:53 pm -
1 stop8h 22m
Deal found 11/6$437

Find flight deals from San Diego to Portland

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$385
(Southwest)

One-way from

$193
(Southwest)

Popular in

April

Cheapest in

February

Average price

$681
Provider with most accurate pricing for San Diego-Portland flight deals.
Provider most trusted by Cheapflights users for San Diego-Portland flights.
From San Diego to Portland
One-way flight from San Diego to Portland
Highest demand for flights based on searches. 10% potential increase in price ($76 potential increase over avg. RT price).
Cheapest flight prices on average. 6% potential price decrease ($40 potential savings vs. average RT price).
Average for round-trip flights in November 2026

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from San Diego to Portland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San DiegoPortland

SAN San Diego - PWM Portland

SANPWM

San Diego

Thu 12/10

1:10 pm-12:21 am

1 stop8h 11m

Portland

Wed 12/31

12:00 am-9:00 pm

Nonstop0h 00m

$193
Quickest round-trip

San DiegoPortland

SAN San Diego - PWM Portland

SANPWM

San Diego

Wed 11/25

10:20 pm-9:00 am

1 stop7h 40m

Portland

Wed 12/31

12:00 am-9:00 pm

Nonstop0h 00m

$193

San DiegoPortland

SAN San Diego - PWM Portland

SANPWM

San Diego

Thu 12/10

8:05 pm-10:30 am

2 stops11h 25m

Portland

Wed 12/31

12:00 am-9:00 pm

Nonstop0h 00m

$198

San DiegoPortland

SAN San Diego - PWM Portland

SANPWM

San Diego

Mon 2/8

10:20 pm-2:23 pm

2 stops13h 03m

Portland

Wed 12/31

12:00 am-9:00 pm

Nonstop0h 00m

$198

San DiegoPortland

SAN San Diego - PWM Portland

SANPWM

San Diego

Thu 12/31

6:23 pm-9:07 am

2 stops11h 44m

Portland

Wed 12/31

12:00 am-9:00 pm

Nonstop0h 00m

$224

San DiegoPortland

SAN San Diego - PWM Portland

SANPWM

San Diego

Thu 12/10

6:30 am-9:08 am

3 stops23h 38m

Portland

Wed 12/31

12:00 am-9:00 pm

Nonstop0h 00m

$233

San DiegoPortland

SAN San Diego - PWM Portland

SANPWM

San Diego

Mon 2/8

7:36 am-10:49 pm

2 stops12h 13m

Portland

Wed 12/31

12:00 am-9:00 pm

Nonstop0h 00m

$250

San DiegoPortland

SAN San Diego - PWM Portland

SANPWM

San Diego

Sat 12/26

9:50 pm-10:46 am

1 stop9h 56m

Portland

Wed 12/31

12:00 am-9:00 pm

Nonstop0h 00m

$264

San DiegoPortland

SAN San Diego - PWM Portland

SANPWM

San Diego

Mon 2/8

7:41 pm-2:33 pm

3 stops15h 52m

Portland

Wed 12/31

12:00 am-9:00 pm

Nonstop0h 00m

$268

San DiegoPortland

SAN San Diego - PWM Portland

SANPWM

San Diego

Thu 12/10

1:10 pm-12:21 am

1 stop8h 11m

Portland

Mon 12/14

4:53 pm-10:15 pm

1 stop8h 22m

$385

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/2

Showing 1-10 of 17 resultsSorted by cheapest first
1
2

Compare providers for flights from San Diego to Portland

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Diego to Portland in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San Diego-Portland, Maine flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Diego-Portland, Maine flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Diego-Portland, Maine flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Diego-Portland, Maine flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Diego-Portland, Maine flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from San Diego to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland from San Diego with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

Everything you need to know about your flight from San Diego to Portland

How much does it cost to fly round-trip from San Diego to Portland, Maine?

Airfare is below average for this route at the moment.

San Diego to Portland, Maine flights typically cost between $489 and $806 in December.
The cheapest round-trip price found within the last 5 days was $385 on Southwest (Dec 3-Dec 10).

Reviews of airlines servicing Portland

Read through reviews of airlines operating flights from San Diego to Portland, such as Southwest,Delta, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Entertainment

7.5

Crew

8.6

Food

7.0

Boarding

8.1

Comfort

8.0

Overall

8.0

Reviews

1 / 20
8.0
Excellent

La Tracimeldamarcos,Jun 2026

LAX - SLC

The second flight was not as comfortable as the first as we had to change planes to what seemed to be a slightly older aircraft. The seats weren’t as comfortable as the other plane. But it wasn’t bad.

Entertainment

7.5

Crew

8.6

Food

7.0

Boarding

8.1

Comfort

8.0

Overall

8.0

Reviews

1 / 20
8.0
Excellent

La Tracimeldamarcos,Jun 2026

LAX - SLC

The second flight was not as comfortable as the first as we had to change planes to what seemed to be a slightly older aircraft. The seats weren’t as comfortable as the other plane. But it wasn’t bad.

Entertainment

7.5

Crew

8.6

Food

7.0

Boarding

8.1

Comfort

8.0

Overall

8.0

Reviews

1 / 20
8.0
Excellent

La Tracimeldamarcos,Jun 2026

LAX - SLC

The second flight was not as comfortable as the first as we had to change planes to what seemed to be a slightly older aircraft. The seats weren’t as comfortable as the other plane. But it wasn’t bad.

Entertainment

7.5

Crew

8.6

Food

7.0

Boarding

8.1

Comfort

8.0

Overall

8.0

Reviews

1 / 20
8.0
Excellent

La Tracimeldamarcos,Jun 2026

LAX - SLC

The second flight was not as comfortable as the first as we had to change planes to what seemed to be a slightly older aircraft. The seats weren’t as comfortable as the other plane. But it wasn’t bad.

Entertainment

7.5

Crew

8.6

Food

7.0

Boarding

8.1

Comfort

8.0

Overall

8.0

Reviews

1 / 20
8.0
Excellent

La Tracimeldamarcos,Jun 2026

LAX - SLC

The second flight was not as comfortable as the first as we had to change planes to what seemed to be a slightly older aircraft. The seats weren’t as comfortable as the other plane. But it wasn’t bad.

Related info for your journey

  • How long is the flight from San Diego to Portland, Maine?

    Delta and Southwest can get you from San Diego to Portland, Maine in just under 8h 11m. Your travel time can differ by up to 2h 34m. The distance between San Diego and Portland, Maine is about 2616 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from San Diego to Portland, Maine round-trip?

    Currently priced at $219, Delta will fly you from San Diego to Portland, Maine and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and American Airlines - these airlines can fly you to your destination from $356 and $375, respectively. You may be able to fly from San Diego to Portland, Maine for 66% less than the average price by searching for these airlines.

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

    One-way options have recently been found by users for as low as $178 on United Airlines. Other airlines that offer cheap prices include Southwest from $178 and American Airlines from $186 one-way.

  • Can I find deals for flights from San Diego to Portland that include hotel bookings?

    Yes. In addition to deals on San Diego to Portland flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Diego to Portland?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Diego to Portland.

  • Can I find deals for business class flights from San Diego to Portland?

    Yes. Cheapflights offers flight deals from San Diego to Portland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
Lewiston
North Conway
Brunswick

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Top 4 airlines flying from San Diego to Portland

AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$219Average$566FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$356Average$637FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$375Average$566FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$449Average$666FlexibilityNo cancel feeOn-time63%

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