Frontier AirlinesDepart12:20
Mon, Nov 16SFO → PDX
5h 36m · 1 stop
$162one way, per person
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- Cheapest fare
- $162
- Cheapest month
- November
- Direct flights
- Yes
- Flight time
- 1h 50m
Frontier Airlines · Mon, Nov 16
from $162
Alaska Airlines
860 km
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Cheapest month to fly from San Francisco to Portland
Lowest one-way fare per person in each month. Choose a month to see every date.
Cheapest dates in November 2026
The lowest fares we've seen for each day, cheapest first.
See every date in November 2026 →
Plan the rest of your trip to Portland
Where to stay, what to do and getting around, from our travel partners.
About flights from San Francisco to Portland
San Francisco (SFO) and Portland (PDX) are about 860 km apart. Direct flights take around 1h 50m, and recent direct fares were with Alaska Airlines. Over the next few months, one-way fares start from $162, and November 2026 is currently the cheapest month to fly.
These prices come from searches travellers made in the last 48 hours, so they move quickly. If you see a good fare, it's worth booking soon. FlightsExp is free to use: you book directly with our travel partner.
Frequently asked questions
How much is a flight from San Francisco to Portland?
The cheapest one-way fare we've seen recently is $162 with Frontier Airlines, departing Monday, November 16, 2026.
What is the cheapest month to fly from San Francisco to Portland?
November 2026 currently has the lowest fares, from $162 one way.
Are there direct flights from San Francisco to Portland?
Yes. Recent direct fares were with Alaska Airlines.
How long is the flight from San Francisco to Portland?
A direct flight takes about 1h 50m. San Francisco and Portland are around 860 km apart.
Which airlines fly from San Francisco to Portland?
Recent fares on this route were with Frontier Airlines and Alaska Airlines.
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