Southwest Airlines flights from Phoenix (PHX) to Washington (IAD)
Find comprehensive Southwest Airlines flight information, schedules, and booking details for direct flights from Phoenix (PHX), US to Washington (IAD), US. Southwest Airlines operates 2-4 flights daily flights on this route.• Flight Duration: 4h 00m - 4h 25m (average flight time)• Distance: 1963 miles (3158 km) (air miles between airports)• Daily Flights: 2-4 flights (scheduled departures per day)
Phoenix (PHX)
US
Washington (IAD)
US
FLIGHT TIME
4h 00m - 4h 25m
FLIGHT DISTANCE
1963 miles (3158 km)
4h 10m - 4h 10m
11:20
11:20
1963 miles (3158 km)
March
1 (Show)
30
Terminal 3 (PHX)
Concourse B (IAD)
Southwest Airlines Flight Schedule from Phoenix (PHX) to Washington (IAD)
| Flight | Airline | Departure | Arrival | Aircraft |
|---|---|---|---|---|
WN1590 |  Southwest Airlines | 11:20 | 17:30:00 | Boeing 737-700 (winglets) Passenger/BBJ1 |
Southwest Airlines Monthly Flight Calendar
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Route Insights
Pricing patterns: March typically offers lower prices due to reduced demand outside peak travel seasons.
Best departure times: Peak departure times are 11:00, offering more flight options and potentially better connections.
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Southwest Airlines Policy Highlights
Baggage Policy
Two free checked bags, additional charges apply for excess or overweight baggage.
For detailed baggage policies, visit Southwest Airlines airline page or Southwest Airlines official website.
Check-in Information
Online check-in available 24 hours before departure.
Southwest Airlines Terminal Information
Departure Terminal at Phoenix (PHX):
• Southwest Airlines flights from Phoenix (PHX) depart from Terminal Terminal 3
• Terminal Terminal 3: Southwest Airlines operates from this terminal
Arrival Terminal at Washington (IAD):
• Southwest Airlines flights to Washington (IAD) arrive at Terminal Concourse B
• Terminal Concourse B: Southwest Airlines operates from this terminal
Frequently Asked Questions about Southwest Airlines Flights
How many Southwest Airlines flights operate from Phoenix (PHX) to Washington (IAD)?
Southwest Airlines operates 1 flight from Phoenix (PHX) to Washington (IAD).
What city does Washington (IAD) airport serve?
Washington (IAD) airport serves Washington, US.
How long is the Southwest Airlines flight from Phoenix (PHX) to Washington (IAD)?
The flight duration is approximately 4h 00m - 4h 25m.
What is the distance from Phoenix (PHX) to Washington (IAD)?
The distance is 1963 miles (3158 km).
What aircraft does Southwest Airlines use on this route?
Southwest Airlines uses Boeing 737-700 (winglets) Passenger/BBJ1 on this route.
Which other airlines operate on this route?
1 other airline operates on this route: United Airlines.
Which terminal does Southwest Airlines use at Phoenix (PHX)?
Southwest Airlines flights from Phoenix (PHX) depart from Terminal Terminal 3.
Which terminal does Southwest Airlines use at Washington (IAD)?
Southwest Airlines flights to Washington (IAD) arrive at Terminal Concourse B.
What is the cheapest month to fly Southwest Airlines from Phoenix (PHX) to Washington (IAD)?
March is typically the cheapest month to fly Southwest Airlines on this route.
What is the average price for a Southwest Airlines flight from Phoenix (PHX) to Washington (IAD)?
The average price for a round-trip Southwest Airlines flight on this route is approximately $640. Prices can vary based on booking time and demand.
How many Southwest Airlines flights operate per week on this route?
Southwest Airlines operates approximately 30 flights per week from Phoenix (PHX) to Washington (IAD).