Fare Guide

Estimated lowest fares found within 7 days

Cheapest Airline Frontier Airlines

The cheapest airline(s) flying from Washington to San Francisco is Frontier Airlines.

  • Frontier Airlines Frontier Airlines
  • United Airlines United Airlines
  • Alaska Airlines Alaska Airlines
  • JetBlue Airways JetBlue Airways
  • American Airlines American Airlines
Cheapest Month February

Travel Period: February 2025 - January 2026

The cheapest month(s) to fly from Washington to San Francisco is February.

  • Feb 2025
  • Mar 2025
  • Apr 2025
  • May 2025
  • Jun 2025
  • Jul 2025
  • Aug 2025
  • Sep 2025
  • Oct 2025
  • Nov 2025
  • Dec 2025
  • Jan 2026
Cheapest Day of the Week Wednesday

The cheapest day(s) of the week to fly from Washington to San Francisco is Wednesday.

  • Sun Sunday
  • Mon Monday
  • Tue Tuesday
  • Wed Wednesday
  • Thu Thursday
  • Fri Friday
  • Sat Saturday

Flight Schedules

Last Updated: Thu, 2 Jan, 2025

  • Time Earliest
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  • 09:40 DCA
    15:26 SFO
    8Hrs, 46m 1 Stop (YYZ)
  • DCAWashington Ronald Reagan National Airport 09:40 - SFO 15:26 8h 46m 1 Stop (YYZ) Toronto
  • DCAWashington Ronald Reagan National Airport 09:40
    YYZToronto Lester B Pearson Intl Airport 12:45
  • YYZToronto Lester B Pearson Intl Airport 11:15
    SFOSan Francisco International Airport 15:26
  • 8h 46m (1h 30m)
  • 1 Stop YYZ · Toronto 1h 30m
  • Air Canada (AC 8783)Canadair Regional
    Air Canada (AC 741)Airbus A220 300
  • Air Canada (AC 8783)
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  • 14:35 IAD
    21:42 SFO
    10Hrs, 07m 1 Stop (YYZ)
  • IADWashington Dulles International Airport 14:35 - SFO 21:42 10h 07m 1 Stop (YYZ) Toronto
  • IADWashington Dulles International Airport 14:35
    YYZToronto Lester B Pearson Intl Airport 18:55
  • YYZToronto Lester B Pearson Intl Airport 16:06
    SFOSan Francisco International Airport 21:42
  • 10h 07m (2h 49m)
  • 1 Stop YYZ · Toronto 2h 49m
  • Air Canada (AC 8619)Embraer Emb 175
    Air Canada (AC 745)Boeing 737 Max 8 Passenger
  • Air Canada (AC 8619)
    • M
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What’s the most popular airline flying from Washington to San Francisco?

The most popular airline flying from Washington to San Francisco is United Airlines. Find the latest flight deals on Wego.

How far is San Francisco from Washington?

The flight distance between Washington and San Francisco is 3919km. Check all available flights on Wego.

When is the earliest and latest flight of the day?

The earliest flight of the day departs at 09:40. The last flight of the day departs at 09:40. See the full list of flight times on Wego.