$75+ Cheap flights from Phoenix to Dulles Intl (IAD)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/9. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — IAD
jul. 23 — jul. 301

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The best prices from Phoenix to Washington, D.C. Dulles Intl are usually found in August or September, booked 58 days in advance, depart on a Thursday or Friday and return on a Tuesday

Cheap flight deals from Phoenix to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Phoenix (PH1) to Dulles Intl (IAD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated julio 18, 2024.

Popular in

June

Cheapest in

August

Round-trip from

$149
(United Airlines)

One-way from

$75
(United Airlines)
High demand for flights, 16% potential price rise
Best time to find cheap flights, 19% potential price drop
From Phoenix to Washington, D.C. Dulles Intl
One-way flight from Phoenix to Washington, D.C. Dulles Intl

What is the cheapest day to fly round-trip from Phoenix to Washington, D.C. Dulles Intl Airport?

Saturday flights are generally found to be more expensive for flights from Phoenix to Washington, D.C. Dulles Intl Airport. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Washington, D.C. Dulles Intl Airport.

How far in advance should I book a flight from Phoenix to Washington, D.C. Dulles Intl Airport?

To save on the cost of your flight from Phoenix to Washington, D.C. Dulles Intl Airport, book at least 48 days before your planned departure. Booking around this time can save you about 75% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $271 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $486.

What is the cheapest month to fly from Phoenix to Washington, D.C. Dulles Intl Airport?

January can be a great time to fly to Washington, D.C. Dulles Intl Airport from Phoenix with a flight ticket averaging about $343. Cheapflights users have found deals in the month of January for as cheap as $145. The most expensive prices can be found in the month of March.

What is the cheapest time of day to fly from PHX to IAD?

It’s typically best to fly out from Phoenix to Washington, D.C. Dulles Intl Airport in the afternoon. Doing so could potentially save you 22% on the flight price compared to flying in the morning, which is usually more expensive.

Cheap Phoenix to Dulles Intl flights in July & August 2024

Find cheap flight options from Phoenix to Dulles Intl specifically for the months of July and August 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,689,020 searches. Prices were last updated on julio 18, 2024.
Listed are some of the best fares we've found on flights departing from Phoenix to Washington, D.C. in 2024. Check back regularly for other flight deals.
This Sun Country Air deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 8/2010:20 amPHX - IAD
1 stop21h 06mSun Country Air
dom. 8/251:13 pmIAD - PHX
1 stop29h 34mSun Country Air
Deal found 7/18$265
This United Airlines deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/148:40 amPHX - IAD
Nonstop4h 26mUnited Airlines
lun. 8/195:30 pmIAD - PHX
Nonstop4h 52mUnited Airlines
Deal found 7/17$267
This United Airlines deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 8/1611:50 pmPHX - IAD
Nonstop4h 26mUnited Airlines
dom. 8/188:15 amIAD - PHX
Nonstop4h 43mUnited Airlines
Deal found 7/17$269
This United Airlines deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 8/186:48 pmPHX - IAD
1 stop7h 37mUnited Airlines
lun. 8/265:40 pmIAD - PHX
1 stop7h 19mUnited Airlines
Deal found 7/17$273
This United deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 8/88:40 amPHX - IAD
Nonstop4h 26mUnited Airlines
mar. 8/135:20 pmIAD - PHX
Nonstop4h 44mUnited Airlines
Deal found 7/17$274
This United Airlines deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 8/511:39 pmPHX - IAD
1 stop31h 14mUnited Airlines
sáb. 8/175:20 pmIAD - PHX
Nonstop4h 44mUnited Airlines
Deal found 7/17$275
This United deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 8/811:50 pmPHX - IAD
Nonstop4h 26mUnited Airlines
dom. 8/118:15 amIAD - PHX
Nonstop4h 43mUnited Airlines
Deal found 7/17$281
This United deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 8/1611:39 pmPHX - IAD
1 stop9h 13mUnited Airlines
mar. 8/208:15 amIAD - PHX
Nonstop4h 50mUnited Airlines
Deal found 7/17$283
This United Airlines deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 8/1711:55 pmPHX - IAD
Nonstop4h 26mUnited Airlines
sáb. 8/2412:50 pmIAD - PHX
1 stop9h 13mUnited Airlines
Deal found 7/17$284

Phoenix to Dulles Intl 2024 flight deals

Discover exclusive flight deals for travel between Phoenix and Dulles Intl in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,689,020 searches. Data last updated julio 18, 2024.
Listed are some of the best fares we've found on flights departing from Phoenix to Washington, D.C. in 2024. Check back regularly for other flight deals.
This Sun Country Air deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 8/2010:20 amPHX - IAD
1 stop21h 06mSun Country Air
dom. 8/251:13 pmIAD - PHX
1 stop29h 34mSun Country Air
Deal found 7/18$265
This United deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/2111:59 pmPHX - IAD
Nonstop4h 22mUnited Airlines
lun. 10/288:15 amIAD - PHX
Nonstop5h 09mUnited Airlines
Deal found 7/17$267
This United Airlines deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 8/1611:50 pmPHX - IAD
Nonstop4h 26mUnited Airlines
dom. 8/188:15 amIAD - PHX
Nonstop4h 43mUnited Airlines
Deal found 7/17$269
This United Airlines deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 8/186:48 pmPHX - IAD
1 stop7h 37mUnited Airlines
lun. 8/265:40 pmIAD - PHX
1 stop7h 19mUnited Airlines
Deal found 7/17$273
This United deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 8/88:40 amPHX - IAD
Nonstop4h 26mUnited Airlines
mar. 8/135:20 pmIAD - PHX
Nonstop4h 44mUnited Airlines
Deal found 7/17$274
This United Airlines deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 8/511:39 pmPHX - IAD
1 stop31h 14mUnited Airlines
sáb. 8/175:20 pmIAD - PHX
Nonstop4h 44mUnited Airlines
Deal found 7/17$275
This United Airlines deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/87:08 pmPHX - IAD
1 stop7h 16mUnited Airlines
dom. 10/138:15 amIAD - PHX
Nonstop4h 50mUnited Airlines
Deal found 7/17$276
This United Airlines deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 9/151:30 pmPHX - IAD
Nonstop4h 16mUnited Airlines
sáb. 9/285:18 pmIAD - PHX
Nonstop4h 52mUnited Airlines
Deal found 7/17$280
This United deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 8/811:50 pmPHX - IAD
Nonstop4h 26mUnited Airlines
dom. 8/118:15 amIAD - PHX
Nonstop4h 43mUnited Airlines
Deal found 7/17$281

Phoenix to Dulles Intl flights leaving soon

Find last-minute flight options from Phoenix to Dulles Intl for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,689,020 searches. Data last updated julio 18, 2024.
Check out these flights departing soon from Phoenix to Washington, D.C.. Users should examine the flight details to ensure there are no surprises.
This Sun Country Air deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 7/264:50 pmPHX - IAD
1 stop14h 27mSun Country Air
vie. 8/238:45 pmIAD - PHX
1 stop21h 49mSun Country Air
Deal found 7/17$340
This Gotogate deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 7/235:07 pmPHX - IAD
1 stop14h 23mSun Country Air
mar. 7/3011:32 amIAD - PHX
1 stop8h 05mSun Country Air
Deal found 7/17$375
This mytrip.com deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 7/264:50 pmPHX - IAD
1 stop14h 27mMultiple Airlines
vie. 8/238:45 pmIAD - PHX
3 stops29h 06mMultiple Airlines
Deal found 7/17$384
This KAYAK deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 7/264:50 pmPHX - IAD
1 stop14h 27mMultiple Airlines
vie. 8/238:45 pmIAD - PHX
2 stops26h 06mMultiple Airlines
Deal found 7/17$385
This Cheapflightsfares deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 7/244:15 pmPHX - IAD
1 stop16h 02mSun Country Air
mié. 7/3111:25 amIAD - PHX
1 stop7h 06mSun Country Air
Deal found 7/17$387
This mytrip.com deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 7/259:16 pmPHX - IAD
3 stops34h 01mMultiple Airlines
mar. 7/305:35 pmIAD - PHX
3 stops32h 32mMultiple Airlines
Deal found 7/16$390
This FlightHub deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 7/244:15 pmPHX - IAD
1 stop16h 02mSun Country Air
mié. 7/3111:25 amIAD - PHX
1 stop7h 06mSun Country Air
Deal found 7/17$395
This mytrip.com deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 7/235:07 pmPHX - IAD
1 stop14h 23mMultiple Airlines
mar. 7/305:35 pmIAD - PHX
3 stops32h 32mMultiple Airlines
Deal found 7/17$400
This mytrip.com deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 7/264:50 pmPHX - IAD
1 stop14h 27mMultiple Airlines
mar. 7/305:35 pmIAD - PHX
3 stops32h 32mMultiple Airlines
Deal found 7/17$401

One-way flights to Dulles Intl from Phoenix

Search for one-way flight options from Phoenix to Dulles Intl. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,689,020 searches. Data last updated julio 18, 2024.
Some of the best available deals we've found on one-way flights from Phoenix to Washington, D.C.. Users in need of a round-trip flight from Phoenix to Washington, D.C. instead should update the search form at the top of page.
This United Airlines deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/911:59 pmPHX - IAD
Nonstop4h 22mUnited Airlines
Deal found 7/17$75
This United Airlines deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 8/1311:50 pmPHX - IAD
Nonstop4h 26mUnited Airlines
Deal found 7/16$89
This United Airlines deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/128:35 amPHX - IAD
Nonstop4h 24mUnited Airlines
Deal found 7/17$109
This United Airlines deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 8/1511:39 pmPHX - IAD
1 stop31h 16mUnited Airlines
Deal found 7/16$113
This United Airlines deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/39:05 pmPHX - IAD
1 stop8h 01mUnited Airlines
Deal found 7/16$114
This American Airlines deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 8/1910:59 pmPHX - IAD
1 stop6h 45mAmerican Airlines
Deal found 7/17$118
This United deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 8/2411:59 pmPHX - IAD
Nonstop4h 22mUnited Airlines
Deal found 7/17$120
This American Airlines deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/145:00 amPHX - IAD
2 stops8h 28mAmerican Airlines
Deal found 7/16$123
This United Airlines deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/49:05 pmPHX - IAD
1 stop8h 01mUnited Airlines
Deal found 7/16$125

Find flights from Phoenix to Dulles Intl within your budget

Customize your flight search to find flights from Phoenix to Dulles Intl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,689,020 searches. Data last updated julio 18, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$149 - $406

Route

Depart

Return

Price

Phoenix Sky Harbor IntlWashington, D.C. Dulles Intl

PHX - IAD

PHXIAD

Phoenix Sky Harbor Intl

mié. 8/21

Nonstop4h 24m

Washington, D.C. Dulles Intl

mar. 8/27

Nonstop4h 50m

$149

Phoenix Sky Harbor IntlWashington, D.C. Dulles Intl

PHX - IAD

PHXIAD

Phoenix Sky Harbor Intl

lun. 8/26

Nonstop4h 22m

Washington, D.C. Dulles Intl

mar. 9/3

Nonstop4h 45m

$163

Phoenix Sky Harbor IntlWashington, D.C. Dulles Intl

PHX - IAD

PHXIAD

Phoenix Sky Harbor Intl

dom. 8/11

Nonstop4h 26m

Washington, D.C. Dulles Intl

mié. 8/21

Nonstop4h 52m

$170

Phoenix Sky Harbor IntlWashington, D.C. Dulles Intl

PHX - IAD

PHXIAD

Phoenix Sky Harbor Intl

vie. 8/16

Nonstop4h 26m

Washington, D.C. Dulles Intl

lun. 8/19

Nonstop4h 52m

$177

Phoenix Sky Harbor IntlWashington, D.C. Dulles Intl

PHX - IAD

PHXIAD

Phoenix Sky Harbor Intl

sáb. 8/17

2 stops10h 59m

Washington, D.C. Dulles Intl

sáb. 8/24

2 stops9h 14m

$189

Phoenix Sky Harbor IntlWashington, D.C. Dulles Intl

PHX - IAD

PHXIAD

Phoenix Sky Harbor Intl

mié. 8/7

1 stop7h 11m

Washington, D.C. Dulles Intl

mié. 8/14

1 stop8h 32m

$213

Phoenix Sky Harbor IntlWashington, D.C. Dulles Intl

PHX - IAD

PHXIAD

Phoenix Sky Harbor Intl

mar. 8/20

1 stop21h 06m

Washington, D.C. Dulles Intl

dom. 8/25

1 stop29h 34m

$265

Phoenix Sky Harbor IntlWashington, D.C. Dulles Intl

PHX - IAD

PHXIAD

Phoenix Sky Harbor Intl

vie. 8/9

1 stop16h 15m

Washington, D.C. Dulles Intl

mar. 8/13

3 stops26h 35m

$300

Phoenix Sky Harbor IntlWashington, D.C. Dulles Intl

PHX - IAD

PHXIAD

Phoenix Sky Harbor Intl

mié. 9/4

2 stops10h 59m

Washington, D.C. Dulles Intl

sáb. 9/14

1 stop10h 42m

$406

Flights are sorted by cheapest first

Deals found on 7/17

How far ahead should I book a flight from Phoenix to Washington, D.C. Dulles Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Phoenix to Dulles Intl. Price data was last updated on July 12, 2024.
The price you pay for your flight from Phoenix to Washington, D.C. Dulles Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 58 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Search Deals

What is the cheapest day to fly from Phoenix to Washington, D.C. Dulles Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from Phoenix to Dulles Intl. Price data was last updated on July 14, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Phoenix to Washington, D.C. Dulles Intl Airport flight should consider departing on Friday at noon when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Best time to book a flight from Phoenix to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Phoenix with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Temperature and rainfall in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average temperature and rainfall totals by month.

WAS

Temperature

35.6 - 80.6 °F

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Dulles Intl. Reviews last updated julio 18, 2024.
Read through reviews of airlines operating flights from Phoenix to Washington, D.C., such as United Airlines, American Airlines and Sun Country Air. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.1
Very good
9,383 reviews

Food

7.2

Comfort

7.9

Boarding

8.2

Entertainment

7.2

Crew

8.6

Overall

8.1

Reviews

1 / 10

A/C was not working on the ground so it was 110 degrees on the plane when we boarded and we sat there for almost 40 minutes because Austin’s gate system has not kept up with growth. Not Alaska’s fault 100% but it was miserable.

8.1
Very good
9,383 reviews
8.1
Very good
9,383 reviews

Food

7.2

Comfort

7.9

Boarding

8.2

Entertainment

7.2

Crew

8.6

Overall

8.1

Reviews

1 / 10

A/C was not working on the ground so it was 110 degrees on the plane when we boarded and we sat there for almost 40 minutes because Austin’s gate system has not kept up with growth. Not Alaska’s fault 100% but it was miserable.

8.0
Very good
9,762 reviews
8.1
Very good
9,383 reviews

Food

7.2

Comfort

7.9

Boarding

8.2

Entertainment

7.2

Crew

8.6

Overall

8.1

Reviews

1 / 10

A/C was not working on the ground so it was 110 degrees on the plane when we boarded and we sat there for almost 40 minutes because Austin’s gate system has not kept up with growth. Not Alaska’s fault 100% but it was miserable.

7.4
Good
10,000 reviews
8.1
Very good
9,383 reviews

Food

7.2

Comfort

7.9

Boarding

8.2

Entertainment

7.2

Crew

8.6

Overall

8.1

Reviews

1 / 10

A/C was not working on the ground so it was 110 degrees on the plane when we boarded and we sat there for almost 40 minutes because Austin’s gate system has not kept up with growth. Not Alaska’s fault 100% but it was miserable.

7.3
Good
10,000 reviews
8.1
Very good
9,383 reviews

Food

7.2

Comfort

7.9

Boarding

8.2

Entertainment

7.2

Crew

8.6

Overall

8.1

Reviews

1 / 10

A/C was not working on the ground so it was 110 degrees on the plane when we boarded and we sat there for almost 40 minutes because Austin’s gate system has not kept up with growth. Not Alaska’s fault 100% but it was miserable.

7.1
Good
523 reviews
8.1
Very good
9,383 reviews

Food

7.2

Comfort

7.9

Boarding

8.2

Entertainment

7.2

Crew

8.6

Overall

8.1

Reviews

1 / 10

A/C was not working on the ground so it was 110 degrees on the plane when we boarded and we sat there for almost 40 minutes because Austin’s gate system has not kept up with growth. Not Alaska’s fault 100% but it was miserable.

Related info for your journey

Find useful and relevant information for your journey from Phoenix to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • Can I find flights from Phoenix to Washington, D.C. Dulles Intl Airport for under $200 on Cheapflights?

    Yes, there are multiple flights from Phoenix to Washington, D.C. Dulles Intl Airport for under $200. The cheapest flight booked recently is on United Airlines for just $149, but on average you can expect to pay $204.

  • Are there nonstop flights from Phoenix to Washington, D.C. Dulles Intl Airport for under $300 on Cheapflights?

    Cheapflights has at least 20 direct flights from Phoenix to Washington, D.C. Dulles Intl Airport under $300. A good price for a nonstop flight from Phoenix to Washington, D.C. Dulles Intl Airport is less than $321.

  • Are there last-minute flights available from Phoenix to Washington, D.C. Dulles Intl Airport for under $400?

    There are currently 20+ open flights from Phoenix to Washington, D.C. Dulles Intl Airport within the next 7 days for less than $400.

  • What days are nonstop flights available from Phoenix to Washington, D.C. Dulles Intl Airport?

    Nonstop flights are available for this route on the following days: Sunday, Monday, Thursday, Friday, Saturday.

  • How many flights depart from Phoenix to Washington, D.C. Dulles Intl Airport on average per day?

    On average, you can expect to see 5 flights from Phoenix to Washington, D.C. Dulles Intl Airport a day.
    Evening (6pm - Midnight) - 100% of flight departures

  • How long is the flight from Phoenix to Washington, D.C. Dulles Intl Airport?

    United Airlines, American Airlines, and Delta can get you from Phoenix to Washington, D.C. Dulles Intl Airport in just under 4h 24m. Your travel time can differ by up to 6h 35m. The distance between Phoenix and Washington, D.C. Dulles Intl Airport is about 1963 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Phoenix to Washington, D.C. Dulles Intl Airport round-trip?

    Our cheapest airline available from Phoenix to Washington, D.C. Dulles Intl Airport is United Airlines. Our recent data shows that you can find tickets from as low as $149 on this airline. Additional options worth looking into are American Airlines and Delta, starting at $189 and $213 round-trip. United Airlines is 62% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Phoenix to Washington, D.C. Dulles Intl Airport one-way?

    One-way options have recently been found by users for as low as $75 on United Airlines. Other airlines that offer cheap prices include American Airlines from $118 and Delta from $128 one-way.

  • What are the most reliable airlines from Phoenix to Washington, D.C. Dulles Intl Airport?

    The top 3 most reliable airlines when flying from Phoenix to Washington, D.C. Dulles Intl Airport are Austrian Airlines (89%), Brussels Airlines (89%) and United Airlines (86%).

  • What are the cheapest flights from Phoenix to Washington, D.C. Dulles Intl Airport?

    On average you can expect to pay $880 for a flight from Phoenix to Washington, D.C. Dulles Intl Airport. The cheapest flight overall is $139 while the most popular route, (Phoenix Sky Harbor Intl - Washington, D.C. Dulles Intl) is currently priced at $163.

  • What does PHX to IAD mean?

    Phoenix Sky Harbor Intl Airport is PHX and Washington, D.C. Dulles Intl Airport is IAD. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service. Phoenix-Mesa Gateway Airport (AZA), Phoenix Scottsdale Municipal Airport (SCF), Prescott Airport (PRC) are other airports near this flight route and their unique identifiers/IATA codes.

  • Can I find deals for flights from Phoenix to Dulles Intl that include extra baggage allowance?

    The amount of baggage you can bring on your Phoenix to Dulles Intl flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Phoenix to Dulles Intl with specific airlines?

    Yes, Cheapflights allows you to browse and filter Phoenix to Dulles Intl flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Phoenix to Dulles Intl that include hotel bookings?

    Yes. In addition to deals on Phoenix to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Phoenix to Dulles Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Phoenix to Dulles Intl.

  • Can I find deals for business class flights from Phoenix to Dulles Intl?

    Yes. Cheapflights offers flight deals from Phoenix to Dulles Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Phoenix to Dulles Intl that allow pets onboard?

    Many airlines flying from Phoenix to Dulles Intl offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Phoenix to Dulles Intl?

    Yes, you can often find last-minute deals on Phoenix to Dulles Intl flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Phoenix to Washington, D.C. Dulles Intl Airport flight deals updated?

    The Phoenix to Washington, D.C. Dulles Intl Airport flight deals you see on this page were last updated on 7/18.

  • What are the most popular airlines that fly from Phoenix to Washington, D.C. Dulles Intl Airport?

  • What is the cheapest month to book a flight from Phoenix to Washington, D.C. Dulles Intl Airport?

    Currently, September is the cheapest month in which you can book a flight from Phoenix to Washington, D.C. Dulles Intl Airport (average of $278). Flying from Phoenix to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $378). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 4 airlines flying from Phoenix to Dulles Intl

Discover the top 4 airlines that operate flights from Phoenix to Dulles Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,689,020 searches. Data last updated julio 18, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$105Average$248FlexibilityNo cancel feeOn-time62%
DeltaCheapest$182Average$308FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$228Average$466FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$244Average$343FlexibilityNo cancel feeOn-time71%

Search flights from Phoenix to Dulles Intl by cabin class

Find flights from Phoenix to Dulles Intl, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Hourly flight availability from Phoenix to Dulles Intl

Find hourly flight availability from Phoenix to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated julio 18, 2024.
1%of flight departuresEarly morningMidnight to 6 am
63%of flight departuresMorning6 am to noon
0%of flight departuresAfternoonNoon to 6 pm
36%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM