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When to book flights

Per-route booking guides for 824 flight pairs, grounded in our daily price-history index. 773 have enough data to suggest a booking window; the rest say so. Index last regenerated Nov 7, 2026.

From Atlanta (ATL)

66 routes

From Austin (AUS)

1 route

→ London (LHR)
AUS–LHR fares swing wide — median $434, floor near $300

From Boston (BOS)

67 routes

From Chicago (ORD)

67 routes

From Dallas (DFW)

61 routes

From Denver (DEN)

2 routes

From Houston (IAH)

63 routes

From Los Angeles (LAX)

70 routes

From Miami (MIA)

71 routes

From Minneapolis (MSP)

1 route

→ Amsterdam (AMS)
MSP–Amsterdam fares split low near $329 or high near $604

From New York (JFK)

74 routes

From Newark (EWR)

72 routes

From Philadelphia (PHL)

1 route

→ London (LHR)
PHL–London fares median $442, but spread is wide — hunt for $247

From Phoenix (PHX)

1 route

→ Puerto Vallarta (PVR)
Not enough data yet

From San Francisco (SFO)

67 routes

From Seattle (SEA)

62 routes

From Toronto (YYZ)

2 routes

From Vancouver (YVR)

1 route

→ Tokyo (NRT)
Vancouver–Tokyo fares hold near $247, with little day-to-day drama

From Washington (IAD)

9 routes

From Washington (DCA)

66 routes

Index last regenerated Nov 7, 2026.

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