Cheap Flights from Portland, ME to San Diego, CA from $183
On Cheapflightsplus.com you will find 305 connecting flights from Portland to San Diego. You can compare airfare deals from 4 airlines and multiple travel sites from $183, book and save on cheap plane tickets and last minute offers. Also check out PWM-SAN flight schedule to find best flight time, convenient departure and arrival airports.
Find One-Way and Round-Trip Portland to San Diego Flight Deals
Best Flights from Portland to San Diego Today
Price | Departure | Arrival | Flight Duration | Airline | Flight |
---|---|---|---|---|---|
from $207 | 12:32 Portland Portland Intl Jetport | 17:19 San Diego San Diego | 7h 47m layover 0h 56m - Minneapolis | Sun Country Airlines | SY1822 SY407 |
from $231 | 15:35 Portland Portland Intl Jetport | 20:25 San Diego San Diego | 7h 50m layover 1h 0m - Denver | United Airlines | UA1092 UA540 |
from $183 | 12:58 Portland Portland Intl Jetport | 23:29 San Diego San Diego | 13h 31m layover 1h 0m - Minneapolis 4h 48m - Las Vegas | Sun Country Airlines | SY1822 SY107 NK2390 |
from $236 | 06:00 Portland Portland Intl Jetport | 15:03 San Diego San Diego | 12h 3m layover 0h 59m - Chicago 0h 45m - Washington D.C. | United Airlines | UA1857 UA2029 UA2029 |
Flight Schedule Portland (Maine) to San Diego (California)
Departure | Arrival | Flight Details | Flight Duration | Price |
---|---|---|---|---|
05:40 — 11:16
|
05:40 — 07:30
UA3622
United Airlines
Portland — Washington D.C.
1h 26m stop
08:56 — 11:16
UA1930
United Airlines
Washington D.C. — San Diego
|
8h 36m including layover |
Find flight
from$235 |
|
05:45 — 11:22
|
05:45 — 07:33
UA3415
United Airlines
Portland — Washington D.C.
1h 27m stop
09:00 — 11:22
UA1930
United Airlines
Washington D.C. — San Diego
|
8h 37m including layover |
Find flight
from$231 |
|
06:00 — 11:40
|
06:00 — 07:51
UA1857
United Airlines
Portland — Chicago
1h 22m stop
09:13 — 11:40
UA660
United Airlines
Chicago — San Diego
|
8h 40m including layover |
Find flight
from$231 |
|
06:10 — 11:33
|
06:00 — 07:53
UA1834
United Airlines
Portland — Chicago
1h stop
08:55 — 11:23
UA660
United Airlines
Chicago — San Diego
|
8h 23m including layover |
Find flight
from$235 |
|
06:14 — 11:40
|
06:14 — 08:05
UA1030
United Airlines
Portland — Chicago
1h 8m stop
09:13 — 11:40
UA660
United Airlines
Chicago — San Diego
|
8h 26m including layover |
Find flight
from$234 |
|
12:11 — 19:09
|
12:10 — 13:59
UA3719
United Airlines
Portland — Newark
2h 25m stop
16:25 — 19:09
UA1626
United Airlines
Newark — San Diego
|
9h 58m including layover |
Find flight
from$234 |
|
12:32 — 17:19
|
12:58 — 15:06
SY1822
Sun Country Airlines
Portland — Minneapolis
56m stop
14:48 — 16:31
SY407
Sun Country Airlines
Minneapolis — San Diego
|
7h 47m including layover |
Find flight
from$207 |
|
12:32 — 11:01
+1 day
|
12:32 — 14:40
SY1822
Sun Country Airlines
Portland — Minneapolis
18h 38m stop
09:18 — 11:01
SY1639
Sun Country Airlines
Minneapolis — San Diego
|
25h 29m including layover |
Find flight
from$230 |
|
14:22 — 20:19
|
14:14 — 16:12
UA3624
United Airlines
Portland — Washington D.C.
1h 35m stop
17:50 — 20:19
UA2054
United Airlines
Washington D.C. — San Diego
|
8h 57m including layover |
Find flight
from$231 |
|
15:13 — 21:23
|
15:13 — 17:02
UA3620
United Airlines
Portland — Newark
1h 28m stop
18:30 — 21:23
UA2624
United Airlines
Newark — San Diego
|
9h 10m including layover |
Find flight
from$231 |
|
15:35 — 20:25
|
15:35 — 18:00
UA1092
United Airlines
Portland — Denver
1h stop
19:00 — 20:25
UA540
United Airlines
Denver — San Diego
|
7h 50m including layover |
Find flight
from$231 |
|
15:35 — 22:14
|
15:35 — 18:00
UA1092
United Airlines
Portland — Denver
2h 50m stop
20:50 — 22:14
UA1835
United Airlines
Denver — San Diego
|
9h 39m including layover |
Find flight
from$231 |
|
15:35 — 20:25
|
15:35 — 18:00
UA2852
United Airlines
Portland — Denver
1h stop
19:00 — 20:25
UA540
United Airlines
Denver — San Diego
|
7h 50m including layover |
Find flight
from$234 |
|
15:35 — 22:14
|
15:35 — 18:00
UA2852
United Airlines
Portland — Denver
2h 50m stop
20:50 — 22:14
UA1835
United Airlines
Denver — San Diego
|
9h 39m including layover |
Find flight
from$234 |
|
16:56 — 22:02
|
16:56 — 18:47
UA2466
United Airlines
Portland — Chicago
48m stop
19:35 — 22:02
UA734
United Airlines
Chicago — San Diego
|
8h 6m including layover |
Find flight
from$234 |
Flight Information
Below we will explain in detail what the flights cost on the destination from Portland to San Diego depends on and how to choose the most interesting flight option for you.
Distance between Portland and San Diego is 4212 miles. Time difference between the cities is 3h. Airplanes depart 05:08 to 20:52 from 1 Portland airport and arrive 05:08 to 20:52 to 11 San Diego airports. Average flight time is 16h 48m.
- The fastest flight 7h 47m
- Average flight time 16h 48m
- The earliest flight 05:08
- The latest flight 20:52
- Distance 2618 ml
The cheapest months to travel to San Diego are june (from 183 $), july (from 189 $), may (from 219 $).
The most expensive months are september (from 246 $), october (from 231 $), august (from 230 $).
What is the lowest airfare Portland to San Diego?
The cheapest plane ticket found by our users is $183. This airfare is for economy class on one-way SY1822 flight by Sun Country Airlines for July 5, 2025 which leaves Portland Intl Jetport in Portland at 12:58 am and arrives at San Diego San Diego at 23:29.
Popular Airlines on the Route
The flight Portland — San Diego is served by 4 regular airlines and 1 low-cost airline. Most of the flights on this route are operated by Alaska Airlines - 4 departures per week at the price of from $ 273 . And the most expensive tickets are offered by United Airlines airline - from $ 905.
Direct flights
There’re no direct flights on this route. Try flights with stops.
Connecting Flights
There are 305 flights with layovers on the route. The fastest connecting flight is SY1822 by Sun Country Airlines takes 7h 47m and the cheapest is SY1822 by Sun Country Airlines for $183.
- AS - Alaska Airlinesfrom $273Find
- SY - Sun Country Airlinesfrom $183Find
- MX - Mexicanafrom $296Find
- UA - United Airlinesfrom $231Find
Airports
You can fly from Portland to San Diego from 1 airports (Portland Intl Jetport).
Portland airports
- Portland Intl Jetport-PWMfrom $183Find
San Diego airports
- San Diego-SANFind
- San Diego Regional-USAFind
- Gillespie Field-SEEFind
- Golden Triangle Reg.-GTRFind
- El Cajon-CJNFind
- Lowndes County-UBSFind
- Miramar NAS-NKXFind
- Montgomery Field-MYFFind
- North Island NAS-NZYFind
- Brown Field Municipal-SDMFind
- AFB-CBMFind
Airplanes
There are flights to San Diego from Portland by 4 airlines that use 0 aircraft brands. They range from huge modern airplanes to small-sized.
Top Domestic Destinations from Portland
You may also consider searching for discounted plane tickets to some other popular places from Portland within United States.
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Top International Destinations from Portland
Our state-of-the art metasearch will definitely provide you with the best airfare on international flights. We’re proud to partner with many reliable travel suppliers located outside the US what gives us an opportunity to offer the most competitive prices on far destinations.
- from $73Find
- from $75Find
- from $59Find
- from $68Find
How to book a plane ticket yourself?

- Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
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