Your travel platformSkip navigation

Scan the QR code and download our app

Tanie loty

San Francisco Portland - Cheap flights

Special flight deals from San Francisco to Portland

Why book flights with eSky?

Largest choice of flights

With flights from over 500 airlines, we'll find your perfect match in seconds.

Flexible search

Extend your search to include nearby airports and flex your dates for the cheapest deals.

Excellent products and services

Need travel insurance, cancellation insurance, car hire, local attraction bookings or more? We have you covered.

Over 4950 customer reviews - choose proven quality and book with complete confidence.

Find the best time to book cheap flights to Portland

Flexible on travel dates? Discover the cheapest month to fly to Portland

  • Cheapest round-trip flight

    from 117 USD

  • Cheapest month to travel

    October

  • The cheapest day to fly

    Tuesday

  • Lowest prices

    3 months before
Sep
157 USD
Oct
117 USD
Nov
157 USD
Dec
157 USD
Jan
??
Feb
??
Mar
??
Apr
??
May
??
Jun
??
Jul
??
Aug
??

When is the best time to buy flight tickets?

Find out how far in advance it's worth booking round-trip flights.

  • 6 months before

    from

    212 USD

  • 3 months before

    from

    180 USD

  • 30 days before

    from

    198 USD

  • 7 days before

    from

    324 USD

  • 1 day before

    from

    328 USD

Discover the cheapest day to fly

Discover on which day of the week flights are usually the most affordable.
196 USD
Mon
169 USD
Tue
218 USD
Wed
271 USD
Thu
256 USD
Fri
217 USD
Sat
267 USD
Sun

General information

  • Local time (UTC-8)

  • Flight time from San Francisco

  • Local currency

    USD