Cheap Flights from Portland, ME to San Diego, CA from $242
On Cheapflightsplus.com you will find 129 connecting flights from Portland to San Diego. You can compare airfare deals from 3 airlines and multiple travel sites from $242, 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 $242 | 12:32 Portland Portland Intl Jetport | 17:19 San Diego San Diego | 7h 47m layover 0h 56m - Minneapolis | Sun Country Airlines | SY1822 SY407 |
from $244 | 15:35 Portland Portland Intl Jetport | 20:25 San Diego San Diego | 7h 50m layover 1h 0m - Denver | United Airlines | UA1092 UA540 |
from $244 | 05:45 Portland Portland Intl Jetport | 11:22 San Diego San Diego | 8h 37m layover 1h 27m - Washington D.C. | United Airlines | UA3415 UA1930 |
from $244 | 14:22 Portland Portland Intl Jetport | 20:19 San Diego San Diego | 8h 57m layover 1h 35m - Washington D.C. | United Airlines | UA3624 UA2054 |
from $247 | 15:35 Portland Portland Intl Jetport | 20:25 San Diego San Diego | 7h 50m layover 1h 0m - Denver | United Airlines | UA2852 UA540 |
from $247 | 10:05 Portland Portland Intl Jetport | 15:03 San Diego San Diego | 7h 58m layover 0h 47m - Washington D.C. | United Airlines | UA3438 UA2029 |
from $247 | 16:56 Portland Portland Intl Jetport | 22:02 San Diego San Diego | 8h 6m layover 0h 48m - Chicago | United Airlines | UA2466 UA734 |
from $247 | 06:14 Portland Portland Intl Jetport | 11:40 San Diego San Diego | 8h 26m layover 1h 8m - Chicago | United Airlines | UA1030 UA660 |
from $247 | 15:35 Portland Portland Intl Jetport | 22:14 San Diego San Diego | 9h 39m layover 2h 50m - Denver | United Airlines | UA2852 UA1835 |
from $247 | 12:11 Portland Portland Intl Jetport | 19:09 San Diego San Diego | 9h 58m layover 2h 25m - Newark | United Airlines | UA3719 UA1626 |
from $261 | 15:30 Portland Portland Intl Jetport | 21:41 San Diego San Diego | 9h 11m layover 1h 14m - Houston | United Airlines | UA6145 UA2638 |
from $287 | 15:04 Portland Portland Intl Jetport | 21:22 San Diego San Diego | 9h 18m layover 1h 46m - Newark | United Airlines | UA3620 UA1513 |
from $249 | 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 |
from $253 | 10:05 Portland Portland Intl Jetport | 18:23 San Diego San Diego | 11h 18m layover 0h 42m - Washington D.C. 1h 22m - San Francisco | United Airlines | UA3438 UA1434 UA1434 |
from $253 | 06:14 Portland Portland Intl Jetport | 15:03 San Diego San Diego | 11h 49m layover 0h 45m - Chicago 0h 45m - Washington D.C. | United Airlines | UA1030 UA2029 UA2029 |
from $258 | 12:42 Portland Portland Intl Jetport | 14:11+1 день San Diego San Diego | 28h 29m layover 17h 42m - Minneapolis 3h 1m - Las Vegas | Sun Country Airlines | SY1822 SY103 NK3791 |
Flight Schedule Portland (Maine) to San Diego (California)
Departure | Arrival | Flight Details | Flight Duration | Price |
---|---|---|---|---|
05:35 — 10:55
|
05:35 — 07:25
UA3552
United Airlines
Portland — Washington D.C.
1h 10m stop
08:35 — 10:55
UA1930
United Airlines
Washington D.C. — San Diego
|
8h 20m including layover |
Find flight
from$262 |
|
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$244 |
|
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$244 |
|
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$247 |
|
08:00 — 13:08
|
08:00 — 09:31
UA3680
United Airlines
Portland — Newark
49m stop
07:00 — 09:41
UA1826
United Airlines
Newark — San Diego
|
8h 8m including layover |
Find flight
from$262 |
|
08:00 — 19:31
|
08:00 — 09:31
UA3639
United Airlines
Portland — Newark
7h 14m stop
16:45 — 19:31
UA1826
United Airlines
Newark — San Diego
|
14h 31m including layover |
Find flight
from$311 |
|
10:05 — 15:03
|
10:05 — 11:53
UA3438
United Airlines
Portland — Washington D.C.
47m stop
12:40 — 15:03
UA2029
United Airlines
Washington D.C. — San Diego
|
7h 58m including layover |
Find flight
from$247 |
|
10:05 — 14:54
|
10:05 — 11:55
UA3438
United Airlines
Portland — Washington D.C.
45m stop
12:40 — 14:54
UA2736
United Airlines
Washington D.C. — San Diego
|
7h 49m including layover |
Find flight
from$278 |
|
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$242 |
|
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$243 |
|
14:08 — 20:40
|
14:08 — 16:19
UA3624
United Airlines
Portland — Washington D.C.
1h 54m stop
18:13 — 20:40
UA2737
United Airlines
Washington D.C. — San Diego
|
9h 32m including layover |
Find flight
from$278 |
|
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$244 |
|
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$244 |
|
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$244 |
|
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$247 |
|
16:56 — 22:44
|
16:56 — 18:53
UA2466
United Airlines
Portland — Chicago
1h 27m stop
20:20 — 22:44
UA1842
United Airlines
Chicago — San Diego
|
8h 48m including layover |
Find flight
from$278 |
|
17:35 — 09:36
+1 day
|
17:35 — 19:24
UA3616
United Airlines
Portland — Newark
11h 26m stop
06:50 — 09:36
UA1626
United Airlines
Newark — San Diego
|
19h 1m including layover |
Find flight
from$311 |
|
18:23 — 09:30
+1 day
|
18:23 — 20:23
UA4744
United Airlines
Portland — Chicago
10h 47m stop
07:15 — 09:35
UA542
United Airlines
Chicago — San Diego
|
18h 7m including layover |
Find flight
from$328 |
|
18:23 — 11:40
+1 day
|
18:23 — 20:23
UA4744
United Airlines
Portland — Chicago
12h 50m stop
09:13 — 11:40
UA660
United Airlines
Chicago — San Diego
|
20h 17m including layover |
Find flight
from$328 |
|
20:52 — 12:13
+1 day
|
20:07 — 21:53
MX368
Mexicana
Portland — Norfolk
10h 56m stop
09:22 — 12:03
MX704
Mexicana
Norfolk — San Diego
|
18h 21m including layover |
Find flight
from$324 |
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 05:35 to 20:52 from 1 Portland airport and arrive 05:35 to 20:52 to 11 San Diego airports. Average flight time is 14h 32m.
- The fastest flight 7h 47m
- Average flight time 14h 32m
- The earliest flight 05:35
- The latest flight 20:52
- Distance 2618 ml
The cheapest months to travel to San Diego are june (from 219 $), july (from 242 $), august (from 243 $).
The most expensive months are september (from 261 $), may (from 248 $), october (from 244 $).
What is the lowest airfare Portland to San Diego?
The cheapest plane ticket found by our users is $242. This airfare is for economy class on one-way SY1822 flight by Sun Country Airlines for July 24, 2025 which leaves Portland Intl Jetport in Portland at 12:32 am and arrives at San Diego San Diego at 17:19.
Popular Airlines on the Route
The flight Portland — San Diego is served by 3 regular airlines and 1 low-cost airline. Most of the flights on this route are operated by Sun Country Airlines - 14 departures per week at the price of from $ 242 . And the most expensive tickets are offered by United Airlines airline - from $ 679.
Direct flights
There’re no direct flights on this route. Try flights with stops.
Connecting Flights
There are 129 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 $242.
- SY - Sun Country Airlinesfrom $242Find
- MX - Mexicanafrom $315Find
- UA - United Airlinesfrom $244Find
Airports
You can fly from Portland to San Diego from 1 airports (Portland Intl Jetport).
Portland airports
- Portland Intl Jetport-PWMfrom $242Find
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 3 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
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- from $68Find
How to book a plane ticket yourself?

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