How long is the flight to Phoenix?

The flight is approximately 4.5 hours.

Is it better to fly into PHX?

Yes, it is the main airport for the region.

What is the best time to visit?

Winter months offer the best weather.

Reston

Phoenix

Flight

Reston to Phoenix

Updated: 28 May 2026

The trip from Reston to Phoenix is a long-haul flight. You can fly from Dulles International Airport to Phoenix Sky Harbor International Airport. The flight duration is approximately 4.5 hours. Driving is not recommended due to the distance and time required.

Total Distance: 3,500 km driving distance; 3,100 km straight-line air distance.

Fastest Way

Direct flight from IAD to PHX, taking 4.5 hours.

Cheapest Way

Flight from IAD to PHX, booked in advance.

Compare Reston to Phoenix Routes

Flight

Direct

Duration

4 hours 30 mins

Avg Price

$150 - $450

Operator

United Airlines

Route

IAD to PHX

Sky Harbor is well-connected to the city via the PHX Sky Train.

Travel Tips

Airport Transit
Use the PHX Sky Train to get from the airport to the light rail.
Transportation
A car is recommended for exploring the city and surrounding areas.
Booking
Book flights at least 6 weeks in advance for the best prices.
Dining
Try the local food, especially the Southwestern cuisine.
Weather
Summers are extremely hot.