IAD (Washington) to New York in August 2026

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

Lowest this month $144

Highest this month $157

Sample fare $105

Airports IAD–LGA

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August 2026 price calendar

From $144 · up to $157

Mon

Tue

Wed

Thu

Fri

Sat

Sun

25 $157 26 $157 27 $157 28 $148 29 $144 30 $155 31 $155

New York NYC

$105

Sep 12, 7:50am · 8h 10m · 1 stop

IAD → LGA · Frontier Airlines

New York NYC

$106

Sep 16, 7:50am · 8h 10m · 1 stop

IAD → LGA · Frontier Airlines

New York NYC

$106

Sep 23, 7:50am · 8h 10m · 1 stop

IAD → LGA · Frontier Airlines

New York NYC

$117

Oct 20, 7:50am · 8h 24m · 1 stop

IAD → LGA · Frontier Airlines

New York NYC

$118

Sep 17, 8:35am · 1h 24m · 0 stops

IAD → EWR · United Airlines

This page is only August 2026 on the IAD (Washington) to New York 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 IAD (Washington) to New York in August 2026.