
$1,548 Cheap KLM flights from Basel to Washington (BSL to IAD)
Find The Best Day To Fly from Basel to Washington
Amazing KLM BSL to IAD Flight Deals
The cheapest flights to Washington Dulles Intl. found within the past 7 days were $737 round trip and $1,548 one way. Prices and availability subject to change. Additional terms may apply.
BSL
Basel
IAD
Washington
$737 Roundtrip, found 1 day ago
$737
Roundtrip
found 1 day ago
Travelers ❤️ these 🏨 after their flight to Washington

Hyatt Regency Dulles
2300 Dulles Corner Blvd, Herndon, VA
This hotel features an indoor pool, A 24-hour gym, and a restaurant. Traveling on business? Take advantage of the 24-hour business center, free WiFi in public ...
8.8/10 Excellent! (1,345 reviews)
A spa-like experience compared to Dulles
"A welcome reprieve from a 7-hour delay at Dulles. Staff was super friendly, room was very comfortable, and the food was excellent. Very grateful to have found this property!"
Reviewed on Jul 14, 2025

Hyatt Place Herndon Dulles Airport East
13711 Sayward Blvd, Herndon, VA
This hotel features a restaurant, an indoor pool, and a bar/lounge. Traveling on business? Take advantage of the free WiFi in public areas, express check-out, ...
8.4/10 Very Good! (2,292 reviews)
"Excellent service"
Reviewed on Jul 15, 2025

Courtyard by Marriott Dulles Airport Herndon
13715 Sayward Blvd, Herndon, VA
This hotel features a restaurant, a 24-hour gym, and a bar/lounge. Traveling on business? Take advantage of the business center, free WiFi in public areas, and ...
8.8/10 Excellent! (1,001 reviews)
Airport stay
"Great stay for heading for a flight out of Dulles"
Reviewed on Jul 15, 2025
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.
Popular KLM Flight Routes from BSL
Top KLM Flight Routes from IAD
Top Flights for KLM originating from BSL
Domestic
International
- Boston to Dublin (BOS - DUB)
- New York to Rome (JFK - FCO)
- Rome to Dubrovnik (FCO - DBV)
- New York to London (JFK - LHR)
- Boston to Paris (BOS - CDG)
- Washington to London (IAD - LHR)
- New York to Athens (JFK - ATH)
- New York to London (JFK - LHR)
- Los Angeles to Rome (LAX - FCO)
- Boston to Lisbon (BOS - LIS)
Most Popular
Flights
- New York to Norfolk (JFK - ORF)
- Norfolk to New York (ORF - JFK)
- Richmond to Atlanta (RIC - ATL)
- JetBlue Airways Richmond (RIC) to Las Vegas (LAS) flights
- JetBlue Airways Richmond (RIC) to Boston (BOS) flights
- Air India Delhi (DEL) to Chantilly (IAD) flights
- Richmond to Miami (RIC - MIA)
- United Chantilly (IAD) to Las Vegas (LAS) flights
- Washington to Los Angeles (IAD - LAX)
- Norfolk to Miami (ORF - MIA)
- Washington to Orlando (IAD - MCO)
- Los Angeles to Washington (LAX - IAD)
- Air India Chantilly (IAD) to Delhi (DEL) flights
- Norfolk to Orlando (ORF - MCO)
- Dallas to Washington (DFW - IAD)
- Atlanta to Richmond (ATL - RIC)
- Washington to Atlanta (IAD - ATL)
- Denver to Norfolk (DEN - ORF)
- United Chantilly (IAD) to Los Angeles (LAX) flights
- San Francisco to Washington (SFO - IAD)
- Washington to Miami (IAD - MIA)
- Washington to Dallas (IAD - DFW)
- Norfolk to Atlanta (ORF - ATL)
- Boston to Richmond (BOS - RIC)
- Washington to Hyderabad (IAD - HYD)
- Washington to San Diego (IAD - SAN)
- JetBlue Airways Richmond (RIC) to Fort Lauderdale (FLL) flights
- Richmond to Orlando (RIC - MCO)
- Washington to London (IAD - LHR)
- Washington to Barcelona (IAD - BCN)