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North America
Washington DC
USA · DCA · 3,891.064 km from SF (via SJC)
Est. Sep 2026
$605
shoulder
Post-foliage November through February is the steal window.
Cherry-blossom peak in late March; summer is hot and humid.
Ready to book?
Suggested cheapest window November 2026 · 2026-11-07 → 2026-11-15
Or search September 2026: 2026-09-07 → 2026-09-15
September 2026 is shoulder
The in-between months — near-peak weather at a material discount. Often the best overall value.
Why this season?
- Weatherdrives prices upMar, Apr, May, Jun, Jul, AugLocally peak weather and tourism
Cherry-blossom peak in late March; summer is hot and humid.
- Weatherdrives prices downJan, Feb, Nov, DecOff-season weather discounts
Quieter months driven by local climate; see the climate note for specifics.
Weather through the year
12-month fare curve
12-month estimated fare curve
Range $475 – $910
off-peak shoulder peak holiday spike
$475
$475
$910
$910
$910
$910
$910
$910
$605
$605
$475
$475
J
F
M
A
M
J
J
A
S
O
N
D
Cheapest month
December
~$475 · off-peak
Most expensive
August
~$910 · peak
Peak months
Mar, Apr, May, Jun, Jul, Aug
avoid these for budget