$59+ Cheap flights from Portland to Oakland, CA (PDX - OAK)
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 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — OAK
Oct 9 — Oct 161
Round-trip
1 adult, Economy
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Find cheap flights from Portland to Oakland 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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Portland to Oakland are usually found in September or October, booked 83 days in advance, depart on a Thursday or Tuesday and return on a Tuesday
Cheap flight deals from Portland to Oakland
Cheapest
Best
Last-minute
One-way
Cheapest flights from Portland to OaklandExplore the most affordable flight options available from Portland to Oakland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 9, 2026.
Explore the most affordable flight options available from Portland to Oakland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 9, 2026.
This Southwest deal was found by Cheapflights users on 9/8. 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.
Thu 10/159:30 pm -
Nonstop1h 45m
Mon 10/195:15 am -
Nonstop1h 40m
Deal found 9/8![Southwest logo]()
$117
This Southwest deal was found by Cheapflights users on 9/6. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/106:20 am -
Nonstop1h 45m
Tue 10/132:25 pm -
1 stop4h 55m
Deal found 9/6![Southwest logo]()
$127
This Southwest deal was found by Cheapflights users on 9/7. 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 11/29:25 pm -
Nonstop1h 40m
Mon 11/93:40 pm -
2 stops6h 10m
Deal found 9/7![Southwest logo]()
$128
This Southwest deal was found by Cheapflights users on 9/5. 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 10/106:20 am -
Nonstop1h 45m
Sat 10/179:45 am -
2 stops7h 05m
Deal found 9/5![Southwest logo]()
$132
This Southwest deal was found by Cheapflights users on 9/6. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1110:30 am -
Nonstop1h 45m
Mon 12/147:50 am -
Nonstop1h 40m
Deal found 9/6![Southwest logo]()
$134
This Delta deal was found by Cheapflights users on 9/8. 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.
Thu 11/265:45 am -
1 stop6h 16m
Wed 12/25:07 pm -
1 stop6h 54m
Deal found 9/8![Delta logo]()
$137
This Southwest deal was found by Cheapflights users on 9/6. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/59:30 pm -
Nonstop1h 45m
Thu 10/85:15 am -
Nonstop1h 40m
Deal found 9/6![Southwest logo]()
$144
This Southwest deal was found by Cheapflights users on 9/6. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/76:50 am -
2 stops6h 25m
Wed 10/142:00 pm -
2 stops7h 10m
Deal found 9/6![Southwest logo]()
$147
This Southwest deal was found by Cheapflights users on 9/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/29:30 pm -
Nonstop1h 40m
Mon 10/54:50 pm -
2 stops7h 45m
Deal found 9/9![Southwest logo]()
$149
This Alaska Airlines deal was found by Cheapflights users on 9/5. 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 12/117:00 am -
Nonstop1h 48m
Fri 1/88:04 am -
Nonstop1h 46m
Deal found 9/5![Alaska Airlines logo]()
$151
Best flights from Portland to OaklandDiscover carefully curated flight deals from Portland to Oakland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 9, 2026.
Discover carefully curated flight deals from Portland to Oakland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 9, 2026.
This Alaska Airlines deal was found by Cheapflights users on 9/9. 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.
Thu 10/17:59 pm -
Nonstop1h 52m
Mon 10/57:10 pm -
Nonstop1h 40m
Deal found 9/9![Alaska Airlines logo]()
$117
This Southwest deal was found by Cheapflights users on 9/7. 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.
Thu 10/86:00 am -
Nonstop1h 45m
Mon 10/129:25 pm -
Nonstop1h 45m
Deal found 9/7![Southwest logo]()
$117
This Southwest deal was found by Cheapflights users on 9/7. 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.
Sat 10/106:20 am -
Nonstop1h 45m
Tue 10/132:25 pm -
1 stop4h 55m
Deal found 9/7![Southwest logo]()
$127
This Southwest deal was found by Cheapflights users on 9/5. 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 10/106:20 am -
Nonstop1h 45m
Sat 10/175:45 am -
1 stop8h 15m
Deal found 9/5![Southwest logo]()
$127
This Alaska Airlines deal was found by Cheapflights users on 9/4. 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 11/67:34 am -
Nonstop1h 46m
Sun 11/87:02 am -
1 stop13h 52m
Deal found 9/4![Alaska Airlines logo]()
$177
This Alaska Airlines deal was found by Cheapflights users on 9/6. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/137:34 am -
Nonstop1h 46m
Sun 11/157:02 am -
1 stop9h 48m
Deal found 9/6![Alaska Airlines logo]()
$177
This Southwest deal was found by Cheapflights users on 9/5. 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 10/1711:20 am -
2 stops6h 55m
Sun 10/188:55 pm -
Nonstop1h 45m
Deal found 9/5![Southwest logo]()
$177
This Booking.com deal was found by Cheapflights users on 9/4. 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.
Fri 10/27:59 pm -
Nonstop1h 52m
Sun 10/47:02 am -
1 stop26h 45m
Deal found 9/4![Alaska Airlines logo]()
$177
This Southwest deal was found by Cheapflights users on 9/4. 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 10/37:50 am -
2 stops8h 10m
Sun 10/48:55 pm -
Nonstop1h 45m
Deal found 9/4![Southwest logo]()
$177
This Southwest deal was found by Cheapflights users on 9/4. 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 10/26:00 am -
Nonstop1h 45m
Sun 10/48:55 pm -
Nonstop1h 45m
Deal found 9/4![Southwest logo]()
$179
This Southwest deal was found by Cheapflights users on 9/6. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/99:30 pm -
Nonstop1h 45m
Sun 10/116:00 am -
1 stop5h 30m
Deal found 9/6![Southwest logo]()
$199
Last-minute flights from Portland to OaklandDiscover last-minute flight deals from Portland to Oakland. Data last updated September 9, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Oakland. Data last updated September 9, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 9/4. 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 10/29:30 pm -
Nonstop1h 40m
Fri 10/95:15 am -
Nonstop1h 40m
Deal found 9/4![Southwest logo]()
$151
This Delta deal was found by Cheapflights users on 9/8. 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.
Sat 10/39:46 am -
1 stop6h 34m
Wed 10/75:02 pm -
1 stop6h 45m
Deal found 9/8![Delta logo]()
$137
This Southwest deal was found by Cheapflights users on 9/6. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/59:30 pm -
Nonstop1h 45m
Thu 10/85:15 am -
Nonstop1h 40m
Deal found 9/6![Southwest logo]()
$144
This Southwest deal was found by Cheapflights users on 9/6. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/76:50 am -
2 stops6h 25m
Wed 10/142:00 pm -
2 stops7h 10m
Deal found 9/6![Southwest logo]()
$147
This Southwest deal was found by Cheapflights users on 9/8. 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 10/99:30 pm -
Nonstop1h 45m
Mon 10/129:25 pm -
Nonstop1h 45m
Deal found 9/8![Southwest logo]()
$134
This Southwest deal was found by Cheapflights users on 9/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/106:20 am -
Nonstop1h 45m
Sat 10/175:45 am -
1 stop8h 15m
Deal found 9/9![Southwest logo]()
$127
This Alaska Airlines deal was found by Cheapflights users on 9/9. 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.
Thu 10/157:59 pm -
Nonstop1h 46m
Mon 10/197:10 pm -
Nonstop1h 40m
Deal found 9/9![Alaska Airlines logo]()
$117
This Delta deal was found by Cheapflights users on 9/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/157:10 pm -
1 stop4h 46m
Sat 10/1712:41 pm -
2 stops10h 01m
Deal found 9/9![Delta logo]()
$142
One-way flights from Portland to OaklandSearch for one-way flight options from Portland to Oakland. Find affordable one-way fares based on user searches. Data last updated September 9, 2026.
Search for one-way flight options from Portland to Oakland. Find affordable one-way fares based on user searches. Data last updated September 9, 2026.
This Alaska Airlines deal was found by Cheapflights users on 9/9. 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.
Tue 10/65:45 pm -
Nonstop1h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Alaska Airlines logo]()
$59
This Southwest deal was found by Cheapflights users on 9/8. 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.
Wed 9/308:00 am -
1 stop5h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Southwest logo]()
$69
This Alaska Airlines deal was found by Cheapflights users on 9/4. 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 10/27:59 pm -
Nonstop1h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Alaska Airlines logo]()
$76
This Southwest deal was found by Cheapflights users on 9/6. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/24:10 pm -
1 stop6h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Southwest logo]()
$86
This Kiwi.com deal was found by Cheapflights users on 9/5. 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 12/75:45 pm -
1 stop27h 43m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Frontier logo]()
$94
This Delta deal was found by Cheapflights users on 9/8. 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 10/65:33 am -
1 stop6h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Delta logo]()
$96
This Delta deal was found by Cheapflights users on 9/8. 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 9/297:00 am -
2 stops9h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Delta logo]()
$101
This Alaska Airlines deal was found by Cheapflights users on 9/9. 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.
Sun 12/67:00 am -
Nonstop1h 48m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Alaska Airlines logo]()
$104
This Frontier deal was found by Cheapflights users on 9/6. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/512:39 pm -
1 stop5h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Frontier logo]()
$108
This Delta deal was found by Cheapflights users on 9/7. 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.
Sat 12/55:34 pm -
1 stop4h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Delta logo]()
$109
Find flight deals from Portland to Oakland
Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Oakland (OAK). 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 September 9, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $117 (Alaska Airlines) |
One-way from | $59 (Alaska Airlines) |
Popular in | March |
Cheapest in | September |
Average price | $225 |
Good round-trip deal | $171 or less |
Good one-way deal | $107 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Portland to Oakland 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 9, 2026.
Use the filters below to find and compare flights from Portland to Oakland that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
PortlandOakland
PDX Portland - OAK Oakland
PDXOAK
Portland
Thu 10/1
9:30 pm-11:10 pm
Nonstop1h 40m
Oakland
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$59
PortlandOakland
PDX Portland - OAK Oakland
PDXOAK
Portland
Thu 10/22
6:00 am-7:45 am
Nonstop1h 45m
Oakland
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$59
PortlandOakland
PDX Portland - OAK Oakland
PDXOAK
Portland
Sat 10/17
11:20 am-6:15 pm
2 stops6h 55m
Oakland
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$74
PortlandOakland
PDX Portland - OAK Oakland
PDXOAK
Portland
Sat 10/3
7:50 am-4:00 pm
2 stops8h 10m
Oakland
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$74
PortlandOakland
PDX Portland - OAK Oakland
PDXOAK
Portland
Wed 9/30
5:50 am-2:45 pm
2 stops8h 55m
Oakland
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$74
PortlandOakland
PDX Portland - OAK Oakland
PDXOAK
Portland
Fri 10/9
9:30 pm-11:15 pm
Nonstop1h 45m
Oakland
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$76
PortlandOakland
PDX Portland - OAK Oakland
PDXOAK
Portland
Sun 11/8
7:34 am-9:20 am
Nonstop1h 46m
Oakland
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$104
PortlandOakland
PDX Portland - OAK Oakland
PDXOAK
Portland
Sun 10/18
6:00 am-7:45 am
Nonstop1h 45m
Oakland
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$104
PortlandOakland
PDX Portland - OAK Oakland
PDXOAK
Portland
Thu 10/1
7:59 pm-9:51 pm
Nonstop1h 52m
Oakland
Mon 10/5
7:10 pm-8:50 pm
Nonstop1h 40m
$117
PortlandOakland
PDX Portland - OAK Oakland
PDXOAK
Portland
Thu 10/8
6:00 am-7:45 am
Nonstop1h 45m
Oakland
Mon 10/12
9:25 pm-11:10 pm
Nonstop1h 45m
$117
Showing 1-10 of 21 resultsSorted by cheapest first
Compare providers for flights from Portland to Oakland
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Portland to Oakland in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Portland-Oakland, California flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland-Oakland, California flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland-Oakland, California flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Portland-Oakland, California flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Portland-Oakland, California flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Portland to Oakland
Have a flexible travel schedule? Discover the best time to fly to Oakland from Portland with our price prediction graph.
PDX-OAK
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 Oakland
Prices
Airlines
How far ahead should I book a flight from Portland to Oakland, California?
To ensure you get the cheapest price possible for a flight from Portland to Oakland, California, you should look to book at least 82 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from Portland to Oakland, California?
Currently, September is the cheapest month in which you can book a flight from Portland to Oakland, California (average of $225). Flying from Portland to Oakland, California in March is currently the most expensive (average of $339). 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 PDX to OAK?
Find hourly flight availability from Portland to Oakland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 9, 2026.
It’s optimal to fly from Portland to Oakland, California at noon. By choosing this option you can save up to 25% on the cost of your flight, compared to a flight in the afternoon.
What is the cheapest day to fly from Portland to Oakland, California?
Use this chart to determine the cheapest time to fly round-trip from Portland to Oakland. Price data was last updated on September 5, 2026.
Travelers seeking maximum savings on their Portland to Oakland, California flight should consider departing on Saturday at noon when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
The best insider tips for Portland to Oakland flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Portland to Oakland trip
Our travel experts
Reviews of airlines servicing Oakland
Get insights into the airlines that provide service to Oakland. 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 Oakland. Reviews last updated September 9, 2026.
Get a feel of what it's like to fly with Southwest and Alaska Airlines from Portland to Oakland by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Entertainment
7.5
Crew
8.6
Overall
8.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Food
7.0
Entertainment
7.5
Crew
8.6
Overall
8.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Food
7.0
Entertainment
7.5
Crew
8.6
Overall
8.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
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Top 2 airlines flying from Portland to Oakland
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| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$117 | Average$269 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$121 | Average$285 | FlexibilityNo cancel fee | On-time75% |