$184+ Cheap flights from San Diego (SAN) to Maine
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/15. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — PWM
Oct 26 — Nov 21
Round-trip
1 adult, Economy
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Find cheap flights from San Diego to Maine with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from San Diego to MaineExplore the most affordable flight options available from San Diego to Maine. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 26, 2026.
Explore the most affordable flight options available from San Diego to Maine. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 26, 2026.
This Delta deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/106:20 am -
2 stops14h 05m
Tue 11/173:45 pm -
1 stop11h 14m
Deal found 9/21![Delta logo]()
$346
This Southwest deal was found by Cheapflights users on 9/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/246:30 am -
1 stop9h 55m
Wed 10/286:00 pm -
1 stop8h 20m
Deal found 9/25![Southwest logo]()
$357
This Delta deal was found by Cheapflights users on 9/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/246:25 am -
2 stops11h 36m
Wed 10/286:01 am -
1 stop8h 12m
Deal found 9/25![Delta logo]()
$362
This Southwest deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/77:00 am -
2 stops11h 55m
Thu 11/1211:10 am -
2 stops10h 35m
Deal found 9/21![Southwest logo]()
$367
This Delta deal was found by Cheapflights users on 9/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/248:00 am -
2 stops13h 10m
Thu 10/296:01 am -
2 stops14h 54m
Deal found 9/25![Delta logo]()
$368
This United Airlines deal was found by Cheapflights users on 9/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/2310:20 pm -
1 stop7h 48m
Wed 10/2810:50 am -
1 stop11h 24m
Deal found 9/25![United Airlines logo]()
$372
This Delta deal was found by Cheapflights users on 9/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/237:59 pm -
2 stops11h 51m
Thu 10/296:03 am -
1 stop8h 49m
Deal found 9/25![Delta logo]()
$377
This Southwest deal was found by Cheapflights users on 9/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/510:40 pm -
2 stops8h 50m
Mon 11/95:20 am -
2 stops11h 20m
Deal found 9/23![Southwest logo]()
$382
This Delta deal was found by Cheapflights users on 9/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/237:59 pm -
2 stops11h 51m
Tue 10/276:28 am -
2 stops10h 52m
Deal found 9/25![Delta logo]()
$383
This Delta deal was found by Cheapflights users on 9/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/266:20 am -
2 stops11h 52m
Wed 11/44:10 pm -
1 stop10h 36m
Deal found 9/24![Delta logo]()
$390
This Delta deal was found by Cheapflights users on 9/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/266:20 am -
2 stops11h 52m
Tue 11/35:19 am -
2 stops12h 01m
Deal found 9/24![Delta logo]()
$395
This American Airlines deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/109:25 pm -
1 stop9h 44m
Mon 12/1410:39 am -
1 stop11h 50m
Deal found 9/20![American Airlines logo]()
$399
Best flights from San Diego to MaineDiscover carefully curated flight deals from San Diego to Maine that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 26, 2026.
Discover carefully curated flight deals from San Diego to Maine that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 26, 2026.
This Delta deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/106:20 am -
2 stops14h 05m
Tue 11/173:45 pm -
1 stop11h 14m
Deal found 9/21![Delta logo]()
$346
This Southwest deal was found by Cheapflights users on 9/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/59:55 pm -
1 stop9h 35m
Mon 11/911:10 am -
1 stop10h 10m
Deal found 9/23![Southwest logo]()
$357
This United Airlines deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/109:40 pm -
1 stop9h 39m
Tue 11/1711:00 am -
1 stop11h 09m
Deal found 9/21![United Airlines logo]()
$410
This American Airlines deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1511:58 am -
1 stop7h 38m
Wed 10/216:00 am -
1 stop8h 08m
Deal found 9/22![American Airlines logo]()
$469
This Southwest deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/77:00 am -
2 stops11h 55m
Thu 11/1211:10 am -
2 stops10h 35m
Deal found 9/21![Southwest logo]()
$367
This Delta deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3012:38 pm -
1 stop7h 57m
Mon 11/212:42 pm -
2 stops13h 01m
Deal found 9/21![Delta logo]()
$377
This Delta deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/67:59 pm -
2 stops14h 52m
Sat 11/146:00 am -
2 stops12h 18m
Deal found 9/22![Delta logo]()
$383
This United Airlines deal was found by Cheapflights users on 9/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/210:20 pm -
1 stop9h 12m
Sat 2/611:15 am -
2 stops14h 13m
Deal found 9/25![United Airlines logo]()
$476
This American Airlines deal was found by Cheapflights users on 9/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2810:06 am -
2 stops10h 53m
Mon 11/212:25 pm -
2 stops14h 29m
Deal found 9/24![American Airlines logo]()
$498
This United Airlines deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1010:40 am -
2 stops9h 41m
Wed 11/115:08 pm -
1 stop8h 32m
Deal found 9/22![United Airlines logo]()
$492
This United Airlines deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/712:37 pm -
3 stops17h 23m
Thu 11/128:29 am -
3 stops14h 55m
Deal found 9/21![United Airlines logo]()
$523
This Delta deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/99:45 pm -
2 stops15h 17m
Sat 10/176:01 am -
1 stop9h 43m
Deal found 9/22![Delta logo]()
$603
Last-minute flights from San Diego to MaineDiscover last-minute flight deals from San Diego to Maine. Data last updated September 26, 2026 and is based on user searches.
Discover last-minute flight deals from San Diego to Maine. Data last updated September 26, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 9/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/266:20 am -
2 stops11h 52m
Wed 11/44:10 pm -
1 stop10h 36m
Deal found 9/24![Delta logo]()
$390
This Delta deal was found by Cheapflights users on 9/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/266:20 am -
2 stops11h 52m
Tue 11/35:19 am -
2 stops12h 01m
Deal found 9/24![Delta logo]()
$395
This Delta deal was found by Cheapflights users on 9/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/266:15 am -
2 stops11h 57m
Fri 11/64:10 pm -
1 stop10h 36m
Deal found 9/24![Delta logo]()
$419
This American Airlines deal was found by Cheapflights users on 9/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/291:10 pm -
1 stop8h 26m
Wed 11/410:43 am -
1 stop11h 46m
Deal found 9/24![American Airlines logo]()
$411
This American Airlines deal was found by Cheapflights users on 9/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2210:06 am -
1 stop10h 37m
Mon 10/265:30 am -
1 stop8h 50m
Deal found 9/25![American Airlines logo]()
$424
This Delta deal was found by Cheapflights users on 9/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/2312:38 pm -
1 stop7h 57m
Thu 10/296:01 am -
1 stop8h 12m
Deal found 9/23![Delta logo]()
$372
This Delta deal was found by Cheapflights users on 9/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/237:59 pm -
2 stops11h 51m
Tue 10/276:28 am -
2 stops10h 52m
Deal found 9/25![Delta logo]()
$383
This Southwest deal was found by Cheapflights users on 9/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/246:30 am -
1 stop9h 55m
Wed 10/286:00 pm -
1 stop8h 20m
Deal found 9/25![Southwest logo]()
$357
This Delta deal was found by Cheapflights users on 9/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/246:25 am -
2 stops11h 36m
Wed 10/286:01 am -
1 stop8h 12m
Deal found 9/25![Delta logo]()
$362
This Delta deal was found by Cheapflights users on 9/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/248:00 am -
2 stops13h 10m
Tue 10/276:28 am -
2 stops10h 52m
Deal found 9/25![Delta logo]()
$368
This American Airlines deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/288:48 pm -
1 stop10h 34m
Mon 11/212:25 pm -
2 stops14h 29m
Deal found 9/22![American Airlines logo]()
$430
This Southwest deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/309:50 pm -
1 stop9h 20m
Mon 11/25:10 pm -
1 stop9h 05m
Deal found 9/21![Southwest logo]()
$413
One-way flights from San Diego to MaineSearch for one-way flight options from San Diego to Maine. Find affordable one-way fares based on user searches. Data last updated September 26, 2026.
Search for one-way flight options from San Diego to Maine. Find affordable one-way fares based on user searches. Data last updated September 26, 2026.
This Delta deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/156:57 pm -
2 stops12h 53m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Delta logo]()
$184
This American Airlines deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2211:58 am -
1 stop7h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![American Airlines logo]()
$200
This Kiwi.com deal was found by Cheapflights users on 9/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/224:53 pm -
2 stops44h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/25![Multiple Airlines logo]()
$209
This Kiwi.com deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/224:53 pm -
2 stops37h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Multiple Airlines logo]()
$215
This Delta deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/231:00 pm -
1 stop8h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Delta logo]()
$220
This Southwest deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/2311:45 am -
2 stops9h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Southwest logo]()
$225
This United Airlines deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/159:45 pm -
1 stop9h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![United Airlines logo]()
$234
This United Airlines deal was found by Cheapflights users on 9/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/186:45 am -
2 stops12h 06m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/23![United Airlines logo]()
$249
This Kiwi.com deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/153:14 pm -
3 stops29h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Multiple Airlines logo]()
$268
This Kiwi.com deal was found by Cheapflights users on 9/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/511:14 am -
2 stops20h 34m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/23![Multiple Airlines logo]()
$272
This Kiwi.com deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/286:45 pm -
2 stops18h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Multiple Airlines logo]()
$291
This United Airlines deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/76:40 am -
1 stop9h 03m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![United Airlines logo]()
$319
Find flight deals from San Diego to Maine
Keep the following information in mind while searching for San Diego to Maine flight deals. Data was last updated September 26, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $346 (Delta) |
One-way from | $184 (Delta) |
Popular in | April |
Cheapest in | February |
Average price | $573 |
Cheapflights Fare Finder
Customize your flight search to find flights from San Diego to Maine that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 26, 2026.
Use the filters below to find and compare flights from San Diego to Maine that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San DiegoPortland
SAN San Diego - PWM Portland
SANPWM
San Diego
Thu 10/15
6:57 pm-10:50 am
2 stops12h 53m
Portland
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$184
San DiegoPortland
SAN San Diego - PWM Portland
SANPWM
San Diego
Thu 10/22
4:53 pm-9:08 am
2 stops37h 15m
Portland
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$215
San DiegoPortland
SAN San Diego - PWM Portland
SANPWM
San Diego
Mon 11/23
11:45 am-11:55 pm
2 stops9h 10m
Portland
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$225
San DiegoPortland
SAN San Diego - PWM Portland
SANPWM
San Diego
Thu 10/15
9:45 pm-10:02 am
1 stop9h 17m
Portland
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$234
San DiegoPortland
SAN San Diego - PWM Portland
SANPWM
San Diego
Tue 12/29
9:42 pm-9:07 am
1 stop8h 25m
Portland
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$244
San DiegoPortland
SAN San Diego - PWM Portland
SANPWM
San Diego
Fri 1/1
6:20 am-6:12 pm
1 stop8h 52m
Portland
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$245
San DiegoPortland
SAN San Diego - PWM Portland
SANPWM
San Diego
Wed 11/18
6:45 am-9:51 pm
2 stops12h 06m
Portland
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$249
San DiegoPortland
SAN San Diego - PWM Portland
SANPWM
San Diego
Thu 12/31
8:00 am-11:05 pm
2 stops12h 05m
Portland
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$251
San DiegoPortland
SAN San Diego - PWM Portland
SANPWM
San Diego
Sun 1/3
10:40 pm-2:38 pm
2 stops12h 58m
Portland
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$254
San DiegoPortland
SAN San Diego - PWM Portland
SANPWM
San Diego
Thu 12/31
9:42 pm-9:07 am
1 stop8h 25m
Portland
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$259
Showing 1-10 of 30 resultsSorted by cheapest first
Best time to book a flight from San Diego to Maine
Have a flexible travel schedule? Discover the best time to fly to Maine from San Diego with our price prediction graph.
SAN-PWM
SAN-BGR
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from San Diego to Maine
SAN-USME
SAN-PWM
SAN-BGR
What is the cheapest month to book a flight from San Diego to Maine?
Currently, February is the cheapest month in which you can book a flight from San Diego to Maine (average of $392). Flying from San Diego to Maine in April is currently the most expensive (average of $907). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
How much does it cost to fly round-trip from San Diego to Maine?
Airfare is below average for this route at the moment.
San Diego to Maine flights typically cost between $606 and $718 in October.The cheapest round-trip price found within the last 5 days was $357 on Southwest (Oct 24-Oct 28).
Reviews of airlines servicing Maine
Get insights into the airlines that provide service to Maine. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Maine. Reviews last updated September 26, 2026.
Get a feel of what it's like to fly with Southwest,Delta, andUnited Airlines from San Diego to Maine by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Crew
8.6
Food
7.0
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Crew
8.6
Food
7.0
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Crew
8.6
Food
7.0
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Crew
8.6
Food
7.0
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Crew
8.6
Food
7.0
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Related info for your journey
Find useful and relevant information for your journey from San Diego to Maine. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for San Diego to Maine
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Maine by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from San Diego to Maine by cabin class
Find flights from San Diego to Maine, based on your preferred cabin class, be it economy, premium economy, business, or first class.
San Diego and Maine flights
Browse other San Diego and Maine flight options. Last updated on September 26, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
San Diego to Maine flights
Consider these flights traveling from San Diego to Maine.
Top 4 airlines flying from San Diego to Maine
Discover the top 4 airlines that operate flights from San Diego to Maine. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 26, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$330 | Average$575 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$358 | Average$593 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$362 | Average$637 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$446 | Average$626 | FlexibilityNo cancel fee | On-time63% |