$1,479 Cheap Swiss International Air Lines flights Madrid (MAD) to Washington (IAD)

View $1,479 flight on Tue, Feb 3, 2026Opens in a new window
  • notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
  • deals illustration

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • trophy illustration

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

$1,479 Cheap Swiss International Air Lines flights Madrid (MAD) to Washington (IAD)

Prices were available within the past 7 days and start at $1,479 for one-way flights and $578 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Swiss International Air Lines
Sun, Feb 15 - Tue, Mar 3
MAD
Madrid
IAD
Washington
$578 Roundtrip, found 4 days ago
$578
Roundtrip
found 4 days ago
Select Swiss International Air Lines flight, departing Sun, Feb 15 from Madrid to Washington, returning Tue, Mar 3, priced at $578 found 4 days ago

Find the cheapest month to fly from Madrid (MAD) to Washington (IAD)

October is typically the cheapest month to fly

From $398 - $708 per traveler.

Alternative airports near Washington

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Ronald Reagan Washington National DCA. Closest option available. Average driving time to city center is 8 minutes. Flights from $2,731
DCA
Ronald Reagan Washington National
Closest
Average driving time to city center8 min
Flights from $2,731
Flights from Madrid (MAD) to Washington (IAD)
Origin airport
Adolfo Suárez Madrid-Barajas
Destination airport
Washington Dulles Intl.
Airlines serving
Aer Lingus, Air Canada, Air France, American Airlines, British Airways, Brussels Airlines, Delta, Finnair, ITA Airways, Iberia, KLM, Lufthansa, Royal Air Maroc, Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, Turkish Airlines, United, Virgin Atlantic, avianca
Popular airline
British Airways
Distance
3806 mi
Average flight time
9 hours 40 mins
*Available to One Key members.