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$154+ Cheap flights from Portland, ME to San Jose (PWM - SJC)

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 9/2. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — SJC
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Portland to San Jose

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PWM) to San Jose (SJC). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 12, 2025.

Round-trip from

$393
(Delta)

One-way from

$154
(Delta)

Popular in

February

Cheapest in

January

Average price

$496
From Portland to San Jose
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One-way flight from Portland to San Jose
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Highest demand for flights based on searches. 16% potential increase in price ($116 potential increase over avg. RT price).
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Cheapest flight prices on average. 9% potential price decrease ($53 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Portland to San Jose

Cheapest flights from Portland to San Jose
Explore the most affordable flight options available from Portland to San Jose. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Delta deal was found by Cheapflights users on 6/10. 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.
Tue 11/45:40 amPWM - SJC
1 stop9h 14mDelta
Thu 11/67:00 amSJC - PWM
2 stops14h 04mDelta
Deal found 6/10$393
This Southwest deal was found by Cheapflights users on 6/10. 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.
Mon 9/88:45 amPWM - SJC
1 stop10h 05mSouthwest
Fri 9/128:55 pmSJC - PWM
1 stop10h 20mSouthwest
Deal found 6/10$399
This United Airlines deal was found by Cheapflights users on 6/10. 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 11/43:20 pmPWM - SJC
1 stop8h 33mUnited Airlines
Thu 11/66:40 pmSJC - PWM
2 stops12h 24mUnited Airlines
Deal found 6/10$439
This Mytrip deal was found by Cheapflights users on 6/9. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/258:07 pmPWM - SJC
3 stops40h 59mMultiple Airlines
Sun 6/296:00 amSJC - PWM
2 stops26h 23mMultiple Airlines
Deal found 6/9$536
This American Airlines deal was found by Cheapflights users on 6/9. 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 6/252:49 pmPWM - SJC
2 stops10h 57mAmerican Airlines
Sun 6/2911:24 pmSJC - PWM
1 stop9h 25mAmerican Airlines
Deal found 6/9$577

Cheapflights Fare Finder

Customize your flight search to find flights from Portland to San Jose 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 June 12, 2025.
Use the filters below to find and compare flights from Portland to San Jose that are best for you.

Fly from

Portland

Fly to

San Jose

Route

Depart

Return

Price

PortlandSan Jose

PWM - SJC

PWMSJC

Portland

Tue 11/4

5:40 am-11:54 am

1 stop9h 14m

San Jose

Thu 11/6

7:00 am-12:04 am

2 stops14h 04m

$393

PortlandSan Jose

PWM - SJC

PWMSJC

Portland

Mon 9/8

8:45 am-3:50 pm

1 stop10h 05m

San Jose

Fri 9/12

8:55 pm-10:15 am

1 stop10h 20m

$399

PortlandSan Jose

PWM - SJC

PWMSJC

Portland

Tue 11/4

3:20 pm-8:53 pm

1 stop8h 33m

San Jose

Thu 11/6

6:40 pm-10:04 am

2 stops12h 24m

$439

PortlandSan Jose

PWM - SJC

PWMSJC

Portland

Wed 6/25

8:07 pm-10:06 am

3 stops40h 59m

San Jose

Sun 6/29

6:00 am-11:23 am

2 stops26h 23m

$536

PortlandSan Jose

PWM - SJC

PWMSJC

Portland

Wed 6/25

2:49 pm-10:46 pm

2 stops10h 57m

San Jose

Sun 6/29

11:24 pm-11:49 am

1 stop9h 25m

$577

PortlandSan Jose

PWM - SJC

PWMSJC

Portland

Tue 9/2

6:00 am-2:37 pm

2 stops11h 37m

$154

PortlandSan Jose

PWM - SJC

PWMSJC

Portland

Tue 9/2

9:03 am-4:36 pm

1 stop10h 33m

$186

PortlandSan Jose

PWM - SJC

PWMSJC

Portland

Thu 10/9

9:15 am-4:00 pm

1 stop9h 45m

$224

PortlandSan Jose

PWM - SJC

PWMSJC

Portland

Sun 8/31

4:56 pm-10:40 pm

1 stop8h 44m

$229

PortlandSan Jose

PWM - SJC

PWMSJC

Portland

Mon 9/1

2:52 pm-8:24 am

3 stops44h 32m

$433

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Best time to book a flight from Portland to San Jose

Have a flexible travel schedule? Discover the best time to fly to San Jose 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 Jose

What is the cheapest month to book a flight from Portland, Maine to San Jose?

Currently, September is the cheapest month in which you can book a flight from Portland, Maine to San Jose (average of $255). Flying from Portland, Maine to San Jose in June is currently the most expensive (average of $344). 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.

Rainfall in San Jose by month

Plan your trip to San Jose by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Jose ranges from 0.0 - 3.1 inches per month. January is typically the wettest month, when rainfall can reach 3.1 in. July is typically the driest time to visit San Jose when rainfall is around 0.0 in.

Temperature in San Jose by month

Plan your trip to San Jose by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Jose, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 50.0 F).

Reviews of airlines servicing San Jose

Get insights into the airlines that provide service to San Jose. 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 Jose. Reviews last updated June 12, 2025.
To help decide which airline to fly from Portland to San Jose, see what other customers have to say about Southwest, Delta and United Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,287 reviews

Boarding

8.2

Food

7.1

Crew

8.6

Comfort

8.0

Overall

8.0

Entertainment

7.6

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Southwest
8.0
Very good
4,287 reviews
Southwest
8.0
Very good
4,287 reviews

Boarding

8.2

Food

7.1

Crew

8.6

Comfort

8.0

Overall

8.0

Entertainment

7.6

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Delta
8.0
Very good
7,950 reviews
Southwest
8.0
Very good
4,287 reviews

Boarding

8.2

Food

7.1

Crew

8.6

Comfort

8.0

Overall

8.0

Entertainment

7.6

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
United Airlines
7.4
Good
8,790 reviews
Southwest
8.0
Very good
4,287 reviews

Boarding

8.2

Food

7.1

Crew

8.6

Comfort

8.0

Overall

8.0

Entertainment

7.6

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,287 reviews

Boarding

8.2

Food

7.1

Crew

8.6

Comfort

8.0

Overall

8.0

Entertainment

7.6

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Related info for your journey

Find useful and relevant information for your journey from Portland to San Jose. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Portland, Maine to San Jose round-trip?

    Flying on Delta is currently your cheapest option to San Jose, with prices starting at $393. Additional round-trip tickets that might be worth considering are offered by Southwest and United Airlines, with the lowest prices starting at $399 and $439, respectively. Delta is currently priced 33% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Portland, Maine to San Jose one-way?

    The cheapest airlines for a one-way flight from Portland, Maine to San Jose are Delta ($154), American Airlines ($186), and Southwest ($224).

  • Can I find deals for flights from Portland to San Jose that include hotel bookings?

    Yes. In addition to deals on Portland to San Jose flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Portland to San Jose?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to San Jose.

  • Can I find deals for business class flights from Portland to San Jose?

    Yes. Cheapflights offers flight deals from Portland to San Jose by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Portland, Maine to San Jose?

    Currently, September is the cheapest month in which you can book a flight from Portland, Maine to San Jose (average of $255). Flying from Portland, Maine to San Jose in June is currently the most expensive (average of $344). 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.

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Top 2 airlines flying from Portland to San Jose

Discover the top 2 airlines that operate flights from Portland to San Jose. 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$253Average$512FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$397Average$491FlexibilityNo cancel feeOn-time63%

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