Be in the knowGet alerts if flight prices drop or rise*
Book smarterSave up to 40% on select hotels after you book a flight*
Air Canada flights from Seattle to London (SEA→LON)
Prices were available within the past 7 days and start at S$512 for one-way flights and S$1,658 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.
Sun, 9 Nov - Sat, 15 Nov
SEA
Seattle
LHR
London
S$1,658 Return, found 2 days ago
S$1,658
Return
found 2 days ago
Sun, 9 Nov - Sat, 15 Nov
SEA
Seattle
LHR
London
S$1,699 Return, found 2 days ago
S$1,699
Return
found 2 days ago
Sun, 9 Nov - Sat, 15 Nov
SEA
Seattle
LHR
London
S$1,779 Return, found 2 days ago
S$1,779
Return
found 2 days ago
Sun, 9 Nov - Sat, 15 Nov
SEA
Seattle
LHR
London
S$1,787 Return, found 2 days ago
S$1,787
Return
found 2 days ago
Sun, 9 Nov - Sat, 15 Nov
SEA
Seattle
LHR
London
S$3,755 Return, found 2 days ago
S$3,755
Return
found 2 days ago
Travel information
Origin airport | Seattle - Tacoma Intl. |
|---|---|
Destination airport | Heathrow |
Distance | 7657 km |
Explore a world of travel with Expedia
- Singapore to Calgary (SIN - YYC)
- Singapore to Houston (SIN - IAH)
- Singapore to Vancouver (SIN - YVR)
- Singapore to Los Angeles (SIN - LAX)
- Toronto to Auckland (YYZ - AKL)
- San Francisco to Singapore (SFO - SIN)
- Singapore to Montreal (SIN - YUL)
- Singapore to Calgary (SIN - YYC)
- Los Angeles to Singapore (LAX - SIN)
- Singapore to Seattle (SIN - SEA)
Popular Domestic Routes in LON-All Airports
- Los Angeles to Singapore (LAX - SIN)
- Singapore to San Diego (SIN - SAN)
- Singapore to New York (SIN - JFK)
- Singapore to San Francisco (SIN - SFO)
- Singapore to Newark Liberty Intl. Airport (SIN - EWR)
- San Francisco to Singapore (SFO - SIN)
- Singapore to Boston (SIN - BOS)
- Singapore to Houston (SIN - IAH)
- Singapore to Las Vegas (SIN - LAS)
- Singapore to Vancouver (SIN - YVR)
Expedia's Latest Trends
Flights
- Flights from San Francisco (SFO) to Grand Canyon (GCN)
- Flights from Singapore (SIN) to Columbus (CMH)
- Flights from Singapore (SIN) to Philadelphia (PHL)
- Flights from Singapore (SIN) to Spokane (GEG)
- Flights from NYC-All Airports to Pearson Intl.
- Flights from Dallas (DFW) to Singapore (SIN)
- Flights from Boston (BOS) to New York (JFK)
- Flights from Boston (BOS) to Singapore (SIN)
- Flights from Singapore (SIN) to Pittsburgh (PIT)
- Flights from Manchester (MAN) to Singapore (SIN)
- Flights from Singapore (SIN) to Boston (BOS)
- Flights from San Francisco (SFO) to Las Vegas (LAS)
- Qatar Airways Singapore (SIN) to England (LON) flights
- Flights from Boston (BOS) to Barcelona (BCN)
- Flights from Singapore (SIN) to Fort Lauderdale (FLL)
- Flights from Las Vegas (LAS) to Los Angeles (LAX)
- Flights from Kota Bharu (KBR) to Manchester (MAN)
- Flights from Singapore (SIN) to Florence (CVG)
- Flights from Los Angeles (LAX) to Boston (BOS)
- Flights from Singapore (SIN) to Dallas (DFW)
- Flights from Pearson Intl. to NYC-All Airports
- Flights from Singapore (SIN) to St. Louis (STL)
- Flights from Los Angeles (LAX) to Las Vegas (LAS)
- Flights from New York (JFK) to Boston (BOS)
- Flights from Los Angeles Intl. to NYC-All Airports
- Flights from Las Vegas (LAS) to San Francisco (SFO)
- Flights from Singapore (SIN) to San Diego (SAN)
- Flights from Singapore (SIN) to Las Vegas (LAS)
- Flights from Singapore (SIN) to Manchester (MAN)
- Flights from Singapore (SIN) to Cleveland (CLE)
*Available to Expedia members.