FFL Helper / New York / Washington / September 2026

NYC → WAS · 2026-09

New York to Washington in September 2026

Dated one-way fares from New York to Washington in September 2026. Use the calendar to see which days are cheaper.

Lowest this month $86

Highest this month $130

Sample fare $79

Airports LGA–DCA

Search September 2026 tickets

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Other months: August 2026 · September 2026 · October 2026 · Full route

September 2026 price calendar

September 2026

From $86 · up to $130

Mon

Tue

Wed

Thu

Fri

Sat

Sun

1 $114 2 $86 3 $130 4 $95 5 $105 6 $116 7 $113 8 $113 9 $110 10 $91 11 $101 12 $100 13 $109 14 $118 15 $119 16 $119 17 $120 18 $122 19 $122 20 $124 21 $114 22 $104 23 $108 24 $111 25 $105 26 $100 27 $107 28 $114

Dated fares

Washington WAS

$86

Sep 02, 10:00pm · 1h 33m · 0 stops

JFK → DCA · American Airlines

Tickets

Washington WAS

$91

Sep 10, 6:15am · 11h 3m · 1 stop

LGA → IAD · Frontier Airlines

Tickets

Washington WAS

$95

Sep 04, 5:55am · 11h 19m · 1 stop

EWR → IAD · Frontier Airlines

Tickets

Washington WAS

$100

Sep 26, 6:15am · 11h 3m · 1 stop

LGA → IAD · Frontier Airlines

Tickets

Washington WAS

$100

Sep 12, 6:15am · 11h 3m · 1 stop

LGA → IAD · Frontier Airlines

Tickets

Washington WAS

$101

Sep 11, 1:00pm · 11h 10m · 1 stop

JFK → IAD · Frontier Airlines

Tickets

Washington WAS

$104

Sep 22, 11:35am · 5h 43m · 1 stop

EWR → IAD · Frontier Airlines

Tickets

Booking NYC to WAS in September 2026

This page is only September 2026 on the New York to Washington route. Open the full route if you want the next months side by side.

Prices move as seats sell. Confirm the live itinerary before you book New York to Washington in September 2026.