$126+ Cheap flights from Portland, ME (PWM) to San Francisco Bay Area
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 6/25. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — SFO
may. 4 — may. 111
1 adult, Economy
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Find cheap flights from Portland to San Francisco Bay Area 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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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Portland to San Francisco Bay Area
Keep the following information in mind while searching for Portland to San Francisco Bay Area flight deals. Data was last updated abril 29, 2025.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $282 (Delta) |
One-way from | $126 (American Airlines) |
Popular in | April |
Cheapest in | February |
Average price | $583 |
Find flight deals from Portland to San Francisco Bay Area
Cheapest flights from Portland to San Francisco Bay AreaExplore the most affordable flight options available from Portland to San Francisco Bay Area. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 29, 2025.
Explore the most affordable flight options available from Portland to San Francisco Bay Area. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 29, 2025.
This Delta deal was found by Cheapflights users on 4/29. 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.
mié. 11/54:55 pmPWM - SFO
1 stop8h 49mDelta
mar. 11/116:00 amSFO - PWM
2 stops12h 59mDelta
Deal found 4/29![Delta logo]()
$282
This United Airlines deal was found by Cheapflights users on 4/29. 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.
vie. 5/306:00 amPWM - SFO
1 stop8h 39mUnited Airlines
mié. 6/46:30 amSFO - PWM
1 stop9h 47mUnited Airlines
Deal found 4/29![United Airlines logo]()
$292
This JetBlue deal was found by Cheapflights users on 4/29. 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.
lun. 9/292:15 pmPWM - SFO
1 stop12h 17mJetBlue
lun. 10/610:30 pmSFO - PWM
1 stop11h 46mJetBlue
Deal found 4/29![JetBlue logo]()
$293
This American Airlines deal was found by Cheapflights users on 4/28. 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.
jue. 5/294:01 pmPWM - SFO
1 stop9h 04mAmerican Airlines
lun. 6/211:52 amSFO - PWM
1 stop7h 53mAmerican Airlines
Deal found 4/28![American Airlines logo]()
$302
This Delta deal was found by Cheapflights users on 4/28. 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.
vie. 6/2011:44 amPWM - SJC
2 stops13h 28mDelta
mié. 6/257:00 amSJC - PWM
2 stops14h 26mDelta
Deal found 4/28![Delta logo]()
$370
This Booking.com deal was found by Cheapflights users on 4/29. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 5/177:30 pmPWM - SFO
1 stop20h 45mMultiple Airlines
sáb. 6/76:14 pmSFO - PWM
1 stop14h 25mMultiple Airlines
Deal found 4/29![Multiple Airlines logo]()
$379
This Southwest deal was found by Cheapflights users on 4/28. 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.
jue. 10/92:40 pmPWM - SFO
2 stops12h 25mSouthwest
mar. 10/149:05 pmSFO - PWM
1 stop11h 10mSouthwest
Deal found 4/28![Southwest logo]()
$393
This Southwest deal was found by Cheapflights users on 4/28. 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.
jue. 6/51:20 pmPWM - OAK
2 stops11h 35mSouthwest
dom. 6/85:50 amOAK - PWM
2 stops10h 25mSouthwest
Deal found 4/28![Southwest logo]()
$513
This Mytrip deal was found by Cheapflights users on 4/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 6/206:16 pmPWM - SJC
3 stops32h 18mMultiple Airlines
mié. 6/2510:59 amSJC - PWM
3 stops30h 13mMultiple Airlines
Deal found 4/28![Multiple Airlines logo]()
$514
This Mytrip deal was found by Cheapflights users on 4/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 5/1410:23 amPWM - OAK
3 stops36h 51mMultiple Airlines
dom. 5/185:45 amOAK - PWM
2 stops29h 22mMultiple Airlines
Deal found 4/28![Multiple Airlines logo]()
$579
This United Airlines deal was found by Cheapflights users on 4/27. 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.
mar. 5/1312:37 pmPWM - SJC
2 stops11h 48mUnited Airlines
sáb. 5/176:20 amSJC - PWM
3 stops14h 39mUnited Airlines
Deal found 4/27![United Airlines logo]()
$779
This KAYAK deal was found by Cheapflights users on 4/28. 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.
lun. 9/296:05 pmPWM - SFO
2 stops21h 00mBreeze Airways
lun. 10/66:02 pmSFO - PWM
3 stops37h 34mBreeze Airways
Deal found 4/28![Breeze Airways logo]()
$803
Cheapflights Fare Finder
Customize your flight search to find flights from Portland to San Francisco Bay Area 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 abril 29, 2025.
Use the filters below to find and compare flights from Portland to San Francisco Bay Area that are best for you.
Fly from
Portland
Fly to
San Francisco Bay Area
Route
Depart
Return
Price
PortlandSan Francisco
PWM - SFO
PWMSFO
Portland
vie. 8/15
6:00 am-3:10 pm
2 stops12h 10m
San Francisco
sáb. 8/16
12:40 am-10:56 am
1 stop7h 16m
$282
PortlandSan Francisco
PWM - SFO
PWMSFO
Portland
vie. 5/30
6:00 am-11:39 am
1 stop8h 39m
San Francisco
mié. 6/4
6:30 am-7:17 pm
1 stop9h 47m
$292
PortlandSan Francisco
PWM - SFO
PWMSFO
Portland
lun. 9/29
2:15 pm-11:32 pm
1 stop12h 17m
San Francisco
lun. 10/6
10:30 pm-1:16 pm
1 stop11h 46m
$293
PortlandSan Francisco
PWM - SFO
PWMSFO
Portland
jue. 5/29
4:01 pm-10:05 pm
1 stop9h 04m
San Francisco
lun. 6/2
11:52 am-10:45 pm
1 stop7h 53m
$302
PortlandSan Jose
PWM - SJC
PWMSJC
Portland
vie. 6/20
11:44 am-10:12 pm
2 stops13h 28m
San Jose
mié. 6/25
7:00 am-12:26 am
2 stops14h 26m
$370
PortlandSan Francisco
PWM - SFO
PWMSFO
Portland
sáb. 5/17
7:30 pm-1:15 pm
1 stop20h 45m
San Francisco
sáb. 6/7
6:14 pm-11:39 am
1 stop14h 25m
$379
PortlandSan Francisco
PWM - SFO
PWMSFO
Portland
jue. 10/9
2:40 pm-12:05 am
2 stops12h 25m
San Francisco
mar. 10/14
9:05 pm-11:15 am
1 stop11h 10m
$393
PortlandOakland
PWM - OAK
PWMOAK
Portland
jue. 6/5
1:20 pm-9:55 pm
2 stops11h 35m
Oakland
dom. 6/8
5:50 am-7:15 pm
2 stops10h 25m
$513
PortlandSan Jose
PWM - SJC
PWMSJC
Portland
vie. 6/20
6:16 pm-11:34 pm
3 stops32h 18m
San Jose
mié. 6/25
10:59 am-8:12 pm
3 stops30h 13m
$514
PortlandOakland
PWM - OAK
PWMOAK
Portland
mié. 5/14
10:23 am-8:14 pm
3 stops36h 51m
Oakland
dom. 5/18
5:45 am-2:07 pm
2 stops29h 22m
$579
Showing 1-10 of 26 results
Best time to book a flight from Portland to San Francisco Bay Area
Have a flexible travel schedule? Discover the best time to fly to San Francisco Bay Area from Portland with our price prediction graph.
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 Portland to San Francisco Bay Area
What is the cheapest month to book a flight from Portland, Maine to San Francisco Bay Area?
Currently, January is the cheapest month in which you can book a flight from Portland, Maine to San Francisco Bay Area (average of $276). Flying from Portland, Maine to San Francisco Bay Area in June is currently the most expensive (average of $393). 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.
What is the cheapest time of day to fly from PWM to XIH?
Find hourly flight availability from Portland to San Francisco Bay Area. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated abril 29, 2025.
When flying from Portland, Maine to San Francisco Bay Area, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Rainfall in San Francisco Bay Area by month
Plan your trip to San Francisco Bay Area by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in San Francisco Bay Area ranges from 0.0 - 4.4 inches per month. January is typically the wettest month, when rainfall can reach 4.4 in. July is typically the driest time to visit San Francisco Bay Area when rainfall is around 0.0 in.
Temperature in San Francisco Bay Area by month
Plan your trip to San Francisco Bay Area by taking into account the average temperature totals by month.
If weather is an important factor for your trip to San Francisco Bay Area, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).
Reviews of airlines servicing San Francisco Bay Area
Get insights into the airlines that provide service to San Francisco Bay Area. 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 San Francisco Bay Area. Reviews last updated abril 29, 2025.
Get a feel of what it's like to fly with Breeze Airways, Alaska Airlines and Southwest from Portland to San Francisco Bay Area by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
6.6
Boarding
8.3
Food
6.7
Crew
8.8
Overall
8.1
Comfort
8.2
Reviews
1 / 11
10.0
ExcellentDena,Dec 2024
LAS - BDL
Entertainment
6.6
Boarding
8.3
Food
6.7
Crew
8.8
Overall
8.1
Comfort
8.2
Reviews
1 / 11
10.0
ExcellentDena,Dec 2024
LAS - BDL
Entertainment
6.6
Boarding
8.3
Food
6.7
Crew
8.8
Overall
8.1
Comfort
8.2
Reviews
1 / 11
10.0
ExcellentDena,Dec 2024
LAS - BDL
Entertainment
6.6
Boarding
8.3
Food
6.7
Crew
8.8
Overall
8.1
Comfort
8.2
Reviews
1 / 11
10.0
ExcellentDena,Dec 2024
LAS - BDL
Entertainment
6.6
Boarding
8.3
Food
6.7
Crew
8.8
Overall
8.1
Comfort
8.2
Reviews
1 / 11
10.0
ExcellentDena,Dec 2024
LAS - BDL
Entertainment
6.6
Boarding
8.3
Food
6.7
Crew
8.8
Overall
8.1
Comfort
8.2
Reviews
1 / 11
10.0
ExcellentDena,Dec 2024
LAS - BDL
Related info for your journey
Find useful and relevant information for your journey from Portland to San Francisco Bay Area. 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 Portland to San Francisco Bay Area
See prices for flight routes from nearby airports that may be better suited for you.
Top 5 airlines flying from Portland to San Francisco Bay Area
Discover the top 5 airlines that operate flights from Portland to San Francisco Bay Area. 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 abril 29, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$216 | Average$440 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$256 | Average$420 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$276 | Average$496 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$320 | Average$535 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$366 | Average$438 | FlexibilityNo cancel fee | On-time63% |