$144+ Cheap flights from San Diego (SAN) to Maine
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/19. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — PWM
Jun 11 — Jun 181
Round-trip
1 adult, Economy
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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 May 12, 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 May 12, 2026.
This United Airlines deal was found by Cheapflights users on 5/11. 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 6/22:08 pm
SAN
- BOS
1 stop8h 06m
United Airlines
Tue 6/163:54 pm
BOS
- SAN
1 stop8h 30m
United Airlines
Deal found 5/11![United Airlines logo]()
$242
This United Airlines deal was found by Cheapflights users on 5/11. 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 6/210:40 pm
SAN
- BOS
1 stop7h 49m
United Airlines
Wed 6/173:54 pm
BOS
- SAN
1 stop8h 30m
United Airlines
Deal found 5/11![United Airlines logo]()
$247
This United Airlines deal was found by Cheapflights users on 5/9. 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 5/2710:40 pm
SAN
- BOS
1 stop7h 59m
United Airlines
Wed 6/36:26 pm
BOS
- SAN
1 stop8h 28m
United Airlines
Deal found 5/9![United Airlines logo]()
$252
This American Airlines deal was found by Cheapflights users on 5/9. 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.
Mon 6/19:25 pm
SAN
- BOS
1 stop8h 57m
American Airlines
Fri 6/512:39 pm
BOS
- SAN
1 stop10h 28m
American Airlines
Deal found 5/9![American Airlines logo]()
$256
This United Airlines deal was found by Cheapflights users on 5/9. 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 5/2312:57 pm
SAN
- BOS
1 stop8h 02m
United Airlines
Tue 5/265:05 pm
BOS
- SAN
1 stop8h 34m
United Airlines
Deal found 5/9![United Airlines logo]()
$257
This American Airlines deal was found by Cheapflights users on 5/10. 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 9/910:23 am
SAN
- BOS
1 stop9h 45m
American Airlines
Sat 9/125:57 am
BOS
- SAN
1 stop7h 59m
American Airlines
Deal found 5/10![American Airlines logo]()
$258
This Delta deal was found by Cheapflights users on 5/8. 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.
Wed 6/39:49 pm
SAN
- BOS
Nonstop5h 41m
Delta
Wed 6/105:10 pm
BOS
- SAN
Nonstop6h 16m
Delta
Deal found 5/8![Delta logo]()
$262
This Alaska Airlines deal was found by Cheapflights users on 5/9. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/88:52 pm
SAN
- BOS
Nonstop5h 48m
Alaska Airlines
Wed 8/124:33 pm
BOS
- SAN
Nonstop6h 20m
Alaska Airlines
Deal found 5/9![Alaska Airlines logo]()
$267
This American Airlines deal was found by Cheapflights users on 5/7. 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 6/239:55 pm
SAN
- BOS
1 stop9h 01m
American Airlines
Tue 7/1410:49 am
BOS
- SAN
1 stop10h 33m
American Airlines
Deal found 5/7![American Airlines logo]()
$269
This American Airlines deal was found by Cheapflights users on 5/11. 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 5/279:25 pm
SAN
- BOS
1 stop8h 57m
American Airlines
Wed 6/102:27 pm
BOS
- SAN
1 stop10h 21m
American Airlines
Deal found 5/11![American Airlines logo]()
$272
This Cheapflightsfares deal was found by Cheapflights users on 5/11. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/38:44 pm
SAN
- BOS
Nonstop5h 39m
JetBlue
Sun 6/76:37 am
BOS
- SAN
Nonstop6h 13m
JetBlue
Deal found 5/11![JetBlue logo]()
$277
This lol.travel deal was found by Cheapflights users on 5/11. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/18:44 pm
SAN
- BOS
Nonstop5h 39m
JetBlue
Tue 6/94:15 pm
BOS
- SAN
Nonstop6h 16m
JetBlue
Deal found 5/11![JetBlue logo]()
$278
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 May 12, 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 May 12, 2026.
This Delta deal was found by Cheapflights users on 5/10. 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.
Sun 8/1610:02 pm
SAN
- BOS
Nonstop5h 38m
Delta
Wed 8/195:10 pm
BOS
- SAN
Nonstop6h 15m
Delta
Deal found 5/10![Delta logo]()
$282
This United Airlines deal was found by Cheapflights users on 5/7. 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 8/2110:40 pm
SAN
- BOS
1 stop7h 43m
United Airlines
Sat 8/293:47 pm
BOS
- SAN
1 stop8h 38m
United Airlines
Deal found 5/7![United Airlines logo]()
$293
This Alaska Airlines deal was found by Cheapflights users on 5/9. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/248:52 pm
SAN
- BOS
Nonstop5h 48m
Alaska Airlines
Thu 7/308:28 am
BOS
- SAN
Nonstop6h 15m
Alaska Airlines
Deal found 5/9![Alaska Airlines logo]()
$317
This Southwest deal was found by Cheapflights users on 5/8. 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 8/149:30 pm
SAN
- BOS
Nonstop5h 30m
Southwest
Sun 8/305:30 am
BOS
- SAN
1 stop7h 40m
Southwest
Deal found 5/8![Southwest logo]()
$322
This American Airlines deal was found by Cheapflights users on 5/12. 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 8/1110:45 pm
SAN
- BGR
1 stop10h 15m
American Airlines
Tue 8/2512:41 pm
BGR
- SAN
2 stops11h 36m
American Airlines
Deal found 5/12![American Airlines logo]()
$356
This KAYAK deal was found by Cheapflights users on 5/7. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/218:40 pm
SAN
- AUG
1 stop10h 55m
JetBlue
Fri 8/2812:50 pm
AUG
- SAN
1 stop9h 38m
JetBlue
Deal found 5/7![JetBlue logo]()
$613
This Delta deal was found by Cheapflights users on 5/8. 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 5/269:49 pm
SAN
- BOS
Nonstop5h 41m
Delta
Mon 6/15:15 pm
BOS
- SAN
Nonstop6h 21m
Delta
Deal found 5/8![Delta logo]()
$307
This United Airlines deal was found by Cheapflights users on 5/11. 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 8/1110:20 pm
SAN
- BGR
1 stop9h 27m
United Airlines
Wed 8/196:00 am
BGR
- SAN
2 stops11h 57m
United Airlines
Deal found 5/11![United Airlines logo]()
$316
This Southwest deal was found by Cheapflights users on 5/7. 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 8/241:50 pm
SAN
- BOS
1 stop7h 40m
Southwest
Mon 8/319:40 am
BOS
- SAN
2 stops11h 30m
Southwest
Deal found 5/7![Southwest logo]()
$330
This Delta deal was found by Cheapflights users on 5/11. 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 9/2610:00 pm
SAN
- BOS
Nonstop5h 41m
Delta
Sat 10/35:15 pm
BOS
- SAN
Nonstop6h 26m
Delta
Deal found 5/11![Delta logo]()
$313
This Southwest deal was found by Cheapflights users on 5/11. 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 10/1010:30 pm
SAN
- BOS
Nonstop5h 20m
Southwest
Sat 10/171:25 pm
BOS
- SAN
1 stop10h 10m
Southwest
Deal found 5/11![Southwest logo]()
$335
This United Airlines deal was found by Cheapflights users on 5/11. 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.
Sun 6/79:45 pm
SAN
- BGR
2 stops10h 19m
United Airlines
Sat 6/136:00 am
BGR
- SAN
1 stop8h 21m
United Airlines
Deal found 5/11![United Airlines logo]()
$350
This Southwest deal was found by Cheapflights users on 5/7. 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 9/1410:40 pm
SAN
- BOS
1 stop8h 15m
Southwest
Thu 9/179:40 am
BOS
- SAN
1 stop10h 30m
Southwest
Deal found 5/7![Southwest logo]()
$342
This Delta deal was found by Cheapflights users on 5/11. 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 9/156:20 am
SAN
- BGR
2 stops14h 08m
Delta
Tue 9/226:00 am
BGR
- SAN
2 stops11h 08m
Delta
Deal found 5/11![Delta logo]()
$361
This American Airlines deal was found by Cheapflights users on 5/9. 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.
Sat 7/1110:45 pm
SAN
- BGR
2 stops11h 48m
American Airlines
Wed 7/154:18 pm
BGR
- SAN
1 stop8h 27m
American Airlines
Deal found 5/9![American Airlines logo]()
$442
This Southwest deal was found by Cheapflights users on 5/11. 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.
Wed 7/297:15 pm
SAN
- BOS
2 stops9h 55m
Southwest
Mon 8/319:40 am
BOS
- SAN
2 stops11h 30m
Southwest
Deal found 5/11![Southwest logo]()
$355
This Expedia deal was found by Cheapflights users on 5/7. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/128:52 pm
SAN
- BHB
1 stop11h 31m
Multiple Airlines
Mon 6/229:15 am
BHB
- SAN
1 stop13h 15m
Multiple Airlines
Deal found 5/7![Multiple Airlines logo]()
$956
This Southwest deal was found by Cheapflights users on 5/11. 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.
Wed 9/1610:40 pm
SAN
- BOS
1 stop7h 20m
Southwest
Sun 9/209:55 am
BOS
- SAN
2 stops13h 20m
Southwest
Deal found 5/11![Southwest logo]()
$360
This United Airlines deal was found by Cheapflights users on 5/10. 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 9/2610:20 pm
SAN
- PWM
1 stop8h 03m
United Airlines
Sat 10/35:15 am
PWM
- SAN
1 stop9h 02m
United Airlines
Deal found 5/10![United Airlines logo]()
$443
This Southwest deal was found by Cheapflights users on 5/7. 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 7/1010:40 pm
SAN
- BOS
1 stop9h 50m
Southwest
Tue 7/215:25 am
BOS
- SAN
2 stops11h 50m
Southwest
Deal found 5/7![Southwest logo]()
$362
This United Airlines deal was found by Cheapflights users on 5/8. 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 7/1110:30 pm
SAN
- BGR
1 stop9h 34m
United Airlines
Wed 7/156:10 am
BGR
- SAN
1 stop9h 27m
United Airlines
Deal found 5/8![United Airlines logo]()
$445
This Delta deal was found by Cheapflights users on 5/11. 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.
Wed 6/171:05 pm
SAN
- PWM
1 stop8h 47m
Delta
Fri 6/264:45 pm
PWM
- SAN
1 stop8h 25m
Delta
Deal found 5/11![Delta logo]()
$453
This JetBlue deal was found by Cheapflights users on 5/7. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/298:40 pm
SAN
- AUG
1 stop10h 55m
JetBlue
Sat 10/312:50 pm
AUG
- SAN
1 stop10h 29m
JetBlue
Deal found 5/7![JetBlue logo]()
$641
This United Airlines deal was found by Cheapflights users on 5/9. 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 5/2912:57 pm
SAN
- PWM
1 stop7h 54m
United Airlines
Sat 5/306:00 am
PWM
- SAN
1 stop8h 21m
United Airlines
Deal found 5/9![United Airlines logo]()
$465
This Delta deal was found by Cheapflights users on 5/7. 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.
Wed 10/146:15 am
SAN
- PWM
1 stop6h 55m
Delta
Mon 11/210:00 am
PWM
- SAN
2 stops14h 41m
Delta
Deal found 5/7![Delta logo]()
$468
This United Airlines deal was found by Cheapflights users on 5/10. 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 8/116:30 am
SAN
- BGR
2 stops14h 00m
United Airlines
Tue 8/256:00 am
BGR
- SAN
3 stops17h 45m
United Airlines
Deal found 5/10![United Airlines logo]()
$471
This Delta deal was found by Cheapflights users on 5/7. 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 10/199:40 pm
SAN
- PWM
2 stops12h 42m
Delta
Mon 11/212:50 pm
PWM
- SAN
2 stops13h 05m
Delta
Deal found 5/7![Delta logo]()
$474
This Southwest deal was found by Cheapflights users on 5/10. 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 9/267:35 am
SAN
- PWM
1 stop10h 25m
Southwest
Sat 10/35:40 am
PWM
- SAN
2 stops12h 10m
Southwest
Deal found 5/10![Southwest logo]()
$448
This JetBlue deal was found by Cheapflights users on 5/11. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/269:40 pm
SAN
- RKD
1 stop11h 25m
JetBlue
Wed 9/301:00 pm
RKD
- SAN
1 stop9h 25m
JetBlue
Deal found 5/11![JetBlue logo]()
$756
This United Airlines deal was found by Cheapflights users on 5/8. 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 7/1110:30 pm
SAN
- BGR
1 stop9h 34m
United Airlines
Thu 7/164:35 pm
BGR
- SAN
1 stop8h 59m
United Airlines
Deal found 5/8![United Airlines logo]()
$491
Last-minute flights from San Diego to MaineDiscover last-minute flight deals from San Diego to Maine. Data last updated May 12, 2026 and is based on user searches.
Discover last-minute flight deals from San Diego to Maine. Data last updated May 12, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 5/6. 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.
Sat 5/166:30 am
SAN
- BOS
1 stop7h 10m
American Airlines
Wed 5/272:26 pm
BOS
- SAN
1 stop10h 22m
American Airlines
Deal found 5/6![American Airlines logo]()
$325
This American Airlines deal was found by Cheapflights users on 5/8. 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.
Sat 5/166:15 am
SAN
- BOS
1 stop10h 29m
American Airlines
Tue 5/197:15 am
BOS
- SAN
1 stop8h 58m
American Airlines
Deal found 5/8![American Airlines logo]()
$413
This American Airlines deal was found by Cheapflights users on 5/8. 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 5/198:15 am
SAN
- BOS
1 stop8h 15m
American Airlines
Tue 5/265:49 pm
BOS
- SAN
1 stop8h 50m
American Airlines
Deal found 5/8![American Airlines logo]()
$355
This American Airlines deal was found by Cheapflights users on 5/9. 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 5/2010:30 pm
SAN
- BOS
1 stop10h 16m
American Airlines
Wed 5/2712:36 pm
BOS
- SAN
1 stop8h 43m
American Airlines
Deal found 5/9![American Airlines logo]()
$378
This United Airlines deal was found by Cheapflights users on 5/11. 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 5/2110:30 pm
SAN
- BOS
1 stop8h 18m
United Airlines
Tue 5/265:45 am
BOS
- SAN
1 stop8h 04m
United Airlines
Deal found 5/11![United Airlines logo]()
$369
This CheapOair deal was found by Cheapflights users on 5/7. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/217:00 am
SAN
- BOS
Nonstop5h 48m
Alaska Airlines
Sun 5/246:40 pm
BOS
- SAN
Nonstop6h 29m
Alaska Airlines
Deal found 5/7![Alaska Airlines logo]()
$387
This Cheapflightsfares deal was found by Cheapflights users on 5/7. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/218:44 pm
SAN
- BOS
Nonstop5h 39m
JetBlue
Sun 5/249:00 am
BOS
- SAN
Nonstop6h 31m
JetBlue
Deal found 5/7![JetBlue logo]()
$412
This Kiwi.com deal was found by Cheapflights users on 5/8. 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 5/231:22 pm
SAN
- PWM
1 stop26h 54m
Breeze Airways
Wed 5/275:01 pm
PWM
- SAN
1 stop21h 23m
Breeze Airways
Deal found 5/8![Breeze Airways logo]()
$422
This American Airlines deal was found by Cheapflights users on 5/11. 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 5/269:55 pm
SAN
- BGR
1 stop9h 51m
American Airlines
Sat 5/302:22 pm
BGR
- SAN
1 stop10h 26m
American Airlines
Deal found 5/11![American Airlines logo]()
$399
This United Airlines deal was found by Cheapflights users on 5/11. 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.
Sun 6/79:45 pm
SAN
- BGR
2 stops10h 19m
United Airlines
Sat 6/136:00 am
BGR
- SAN
1 stop8h 21m
United Airlines
Deal found 5/11![United Airlines logo]()
$350
This United Airlines deal was found by Cheapflights users on 5/10. 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 6/99:45 pm
SAN
- PWM
1 stop9h 19m
United Airlines
Tue 6/165:00 pm
PWM
- SAN
1 stop8h 39m
United Airlines
Deal found 5/10![United Airlines logo]()
$419
This Southwest deal was found by Cheapflights users on 5/10. 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.
Tue 6/99:40 pm
SAN
- PWM
1 stop9h 15m
Southwest
Tue 6/163:45 pm
PWM
- SAN
2 stops10h 35m
Southwest
Deal found 5/10![Southwest logo]()
$424
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 May 12, 2026.
Search for one-way flight options from San Diego to Maine. Find affordable one-way fares based on user searches. Data last updated May 12, 2026.
This American Airlines deal was found by Cheapflights users on 5/11. 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 8/1910:20 pm
SAN
- BOS
1 stop8h 02m
American Airlines
Deal found 5/11![American Airlines logo]()
$144
This Super.com deal was found by Cheapflights users on 5/10. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/128:40 pm
SAN
- BOS
Nonstop5h 40m
JetBlue
Deal found 5/10![JetBlue logo]()
$147
This Flysmarter deal was found by Cheapflights users on 5/11. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/58:44 pm
SAN
- BOS
Nonstop5h 37m
JetBlue
Deal found 5/11![JetBlue logo]()
$148
This Delta deal was found by Cheapflights users on 5/11. 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 6/19:49 pm
SAN
- BOS
Nonstop5h 41m
Delta
Deal found 5/11![Delta logo]()
$149
This American Airlines deal was found by Cheapflights users on 5/10. 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.
Sat 8/229:40 pm
SAN
- BOS
1 stop8h 06m
American Airlines
Deal found 5/10![American Airlines logo]()
$150
This Cheapflightsfares deal was found by Cheapflights users on 5/12. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/188:20 pm
SAN
- BOS
Nonstop5h 44m
JetBlue
Deal found 5/12![JetBlue logo]()
$152
This Delta deal was found by Cheapflights users on 5/11. 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 11/310:00 pm
SAN
- BOS
Nonstop5h 38m
Delta
Deal found 5/11![Delta logo]()
$157
This United Airlines deal was found by Cheapflights users on 5/8. 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 6/56:55 pm
SAN
- BOS
1 stop8h 03m
United Airlines
Deal found 5/8![United Airlines logo]()
$158
This Delta deal was found by Cheapflights users on 5/11. 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.
Wed 5/279:49 pm
SAN
- BOS
Nonstop5h 41m
Delta
Deal found 5/11![Delta logo]()
$159
This Southwest deal was found by Cheapflights users on 5/11. 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 7/68:05 pm
SAN
- BOS
2 stops8h 55m
Southwest
Deal found 5/11![Southwest logo]()
$164
This United Airlines deal was found by Cheapflights users on 5/11. 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 7/102:00 pm
SAN
- BOS
1 stop8h 14m
United Airlines
Deal found 5/11![United Airlines logo]()
$165
This Kiwi.com deal was found by Cheapflights users on 5/9. 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.
Tue 6/26:25 am
SAN
- PWM
2 stops30h 51m
Multiple Airlines
Deal found 5/9![Multiple Airlines logo]()
$178
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 May 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $242 (United Airlines) |
One-way from | $144 (American Airlines) |
Popular in | April |
Cheapest in | October |
Average price | $592 |
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 2,558,603 searches. Data last updated May 12, 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
Quickest round-trip
San DiegoBoston
SAN - BOS
SANBOS
San Diego
Sun 8/16
10:02 pm-6:40 am
Nonstop5h 38m
Boston Logan Intl
Wed 8/19
5:10 pm-8:25 pm
Nonstop6h 15m
$282
San DiegoBoston
SAN - BOS
SANBOS
San Diego
Fri 8/21
10:40 pm-9:23 am
1 stop7h 43m
Boston Logan Intl
Sat 8/29
3:47 pm-9:25 pm
1 stop8h 38m
$293
San DiegoBoston
SAN - BOS
SANBOS
San Diego
Tue 5/26
9:49 pm-6:30 am
Nonstop5h 41m
Boston Logan Intl
Mon 6/1
5:15 pm-8:36 pm
Nonstop6h 21m
$307
San DiegoBoston
SAN - BOS
SANBOS
San Diego
Sat 9/26
10:00 pm-6:41 am
Nonstop5h 41m
Boston Logan Intl
Sat 10/3
5:15 pm-8:41 pm
Nonstop6h 26m
$313
San DiegoBangor
SAN - BGR
SANBGR
San Diego
Tue 8/11
10:20 pm-10:47 am
1 stop9h 27m
Bangor
Wed 8/19
6:00 am-2:57 pm
2 stops11h 57m
$316
San DiegoBoston
SAN - BOS
SANBOS
San Diego
Fri 7/24
8:52 pm-5:40 am
Nonstop5h 48m
Boston Logan Intl
Thu 7/30
8:28 am-11:43 am
Nonstop6h 15m
$317
San DiegoBoston
SAN - BOS
SANBOS
San Diego
Fri 8/14
9:30 pm-6:00 am
Nonstop5h 30m
Boston Logan Intl
Sun 8/30
5:30 am-10:10 am
1 stop7h 40m
$322
San DiegoBoston
SAN - BOS
SANBOS
San Diego
Mon 8/24
1:50 pm-12:30 am
1 stop7h 40m
Boston Logan Intl
Mon 8/31
9:40 am-6:10 pm
2 stops11h 30m
$330
San DiegoBoston
SAN - BOS
SANBOS
San Diego
Sat 10/10
10:30 pm-6:50 am
Nonstop5h 20m
Boston Logan Intl
Sat 10/17
1:25 pm-8:35 pm
1 stop10h 10m
$335
San DiegoBoston
SAN - BOS
SANBOS
San Diego
Mon 9/14
10:40 pm-9:55 am
1 stop8h 15m
Boston Logan Intl
Thu 9/17
9:40 am-5:10 pm
1 stop10h 30m
$342
Showing 1-10 of 60 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-BOS
SAN-BGR
SAN-AUG
SAN-BHB
SAN-PWM
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-BOS
SAN-BGR
SAN-AUG
SAN-BHB
How far ahead should I book a flight from San Diego to Maine?
The price you pay for your flight from San Diego to Maine may vary depending on when you book. For the best chance of a lower fare, look to book 88 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from San Diego to Maine?
Currently, October is the cheapest month in which you can book a flight from San Diego to Maine (average of $153). Flying from San Diego to Maine in January is currently the most expensive (average of $534). 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?
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 May 12, 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.
Food
7.0
Crew
8.6
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Food
7.0
Crew
8.6
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Food
7.0
Crew
8.6
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Food
7.0
Crew
8.6
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Food
7.0
Crew
8.6
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
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.
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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 May 12, 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 2,558,603 searches. Data last updated May 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$308 | Average$502 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$312 | Average$452 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$342 | Average$646 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$361 | Average$506 | FlexibilityNo cancel fee | On-time63% |