$442 Cheap United flights San Francisco (SFO) to Madrid (MAD)

View $442 flight on Mon, Aug 3, 2026Opens in a new window

$442 Cheap United flights San Francisco (SFO) to Madrid (MAD)

Prices were available within the past 7 days and start at $442 for one-way flights and $438 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, Apr 14 - Fri, May 1
SFO
San Francisco
MAD
Madrid
$438 Roundtrip, found 16 hours ago
$438
Roundtrip
found 16 hours ago
Select United flight, departing Tue, Apr 14 from San Francisco to Madrid, returning Fri, May 1, priced at $438 found 16 hours ago
United
Tue, Apr 14 - Fri, May 1
SFO
San Francisco
MAD
Madrid
$454 Roundtrip, found 16 hours ago
$454
Roundtrip
found 16 hours ago
Select United flight, departing Tue, Apr 14 from San Francisco to Madrid, returning Fri, May 1, priced at $454 found 16 hours ago
United
Tue, Apr 14 - Fri, May 1
SFO
San Francisco
MAD
Madrid
$455 Roundtrip, found 16 hours ago
$455
Roundtrip
found 16 hours ago
Select United flight, departing Tue, Apr 14 from San Francisco to Madrid, returning Fri, May 1, priced at $455 found 16 hours ago
United
Tue, Apr 14 - Fri, May 1
SFO
San Francisco
MAD
Madrid
$479 Roundtrip, found 16 hours ago
$479
Roundtrip
found 16 hours ago
Select United flight, departing Tue, Apr 14 from San Francisco to Madrid, returning Fri, May 1, priced at $479 found 16 hours ago
United
Tue, Apr 14 - Fri, May 1
SFO
San Francisco
MAD
Madrid
$483 Roundtrip, found 16 hours ago
$483
Roundtrip
found 16 hours ago
Select United flight, departing Tue, Apr 14 from San Francisco to Madrid, returning Fri, May 1, priced at $483 found 16 hours ago
United
Tue, Apr 14 - Fri, May 1
SFO
San Francisco
MAD
Madrid
$488 Roundtrip, found 16 hours ago
$488
Roundtrip
found 16 hours ago
Select United flight, departing Tue, Apr 14 from San Francisco to Madrid, returning Fri, May 1, priced at $488 found 16 hours ago
United
Tue, Apr 14 - Fri, May 1
SFO
San Francisco
MAD
Madrid
$493 Roundtrip, found 16 hours ago
$493
Roundtrip
found 16 hours ago
Select United flight, departing Tue, Apr 14 from San Francisco to Madrid, returning Fri, May 1, priced at $493 found 16 hours ago
United
Thu, Apr 16 - Fri, May 1
SFO
San Francisco
MAD
Madrid
$498 Roundtrip, found 16 hours ago
$498
Roundtrip
found 16 hours ago
Select United flight, departing Thu, Apr 16 from San Francisco to Madrid, returning Fri, May 1, priced at $498 found 16 hours ago

Find the cheapest month to fly from San Francisco (SFO) to Madrid (MAD)

October is typically the cheapest month to fly

From $350 - $806 per traveler.
Flights from San Francisco (SFO) to Madrid (MAD)
Origin airport
San Francisco Intl.
Destination airport
Adolfo Suárez Madrid-Barajas
Airlines serving
Aer Lingus, Air Canada, American Airlines, British Airways, Brussels Airlines, Delta, Finnair, ITA Airways, Iberia, KLM, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, United, Virgin Atlantic
Popular airline
Delta
Distance
9278 km