Prices are in New Zealand Dollars.

SFO - ORD

Find Cheap Flights from San Francisco to Chicago O'Hare Intl

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San Francisco (SFO)
Chicago O'Hare Intl
Sat 20/7
Sat 27/7
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Good to know

Low season:
September
Best time to beat the crowds
2%
expected price decrease
High season:
November
Most popular time to fly
6%
expected price increase
Average price:
$511
(price for this month)
Good deal:
$427
or less return trip within
2 months
of travel is a good deal

When to Book Flights from San Francisco to Chicago O'Hare Intl

Average price per month
Flight prices as travel date approaches
-1 day
-2 days

Top tips for finding a cheap flight

The cheapest flight from San Francisco to Chicago O'Hare Intl was found, on average, 30 days before departure.
Book at least 3 weeks before departure in order to get a below-average price.
High season is considered to be October, November and December. The cheapest month to fly is September.
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