$125+ Cheap flights from Sky Harbor Intl (PHX) to District of Columbia
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 2/17. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — IAD
Jan 17 — Jan 241
1 adult, Economy
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Cheapest flights from Sky Harbor Intl to District of ColumbiaExplore the most affordable flight options available from Sky Harbor Intl to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.
Explore the most affordable flight options available from Sky Harbor Intl to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.
This Travelocity deal was found by Cheapflights users on 12/16. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/249:31 amPHX - DCA
1 stop10h 28mFrontier
Sun 1/116:00 pmDCA - PHX
1 stop8h 29mFrontier
Deal found 12/16![Frontier logo]()
$217
This Frontier deal was found by Cheapflights users on 12/16. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/259:31 amPHX - DCA
1 stop10h 28mFrontier
Fri 1/28:00 amDCA - PHX
1 stop8h 33mFrontier
Deal found 12/16![Frontier logo]()
$232
This Expedia deal was found by Cheapflights users on 12/14. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/247:00 amPHX - DCA
1 stop28h 01mFrontier
Tue 12/308:00 amDCA - PHX
1 stop18h 29mFrontier
Deal found 12/14![Frontier logo]()
$233
This Frontier deal was found by Cheapflights users on 12/16. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2010:31 pmPHX - DCA
1 stop12h 30mFrontier
Sat 1/38:00 amDCA - PHX
1 stop8h 33mFrontier
Deal found 12/16![Frontier logo]()
$234
This CheapOair deal was found by Cheapflights users on 12/15. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/229:31 amPHX - DCA
1 stop10h 28mFrontier
Fri 1/28:00 amDCA - PHX
1 stop26h 21mFrontier
Deal found 12/15![Frontier logo]()
$235
This United Airlines deal was found by Cheapflights users on 12/16. 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.
Wed 12/243:10 pmPHX - IAD
Nonstop4h 15mUnited Airlines
Wed 12/315:40 pmIAD - PHX
Nonstop5h 12mUnited Airlines
Deal found 12/16![United Airlines logo]()
$237
This Frontier deal was found by Cheapflights users on 12/16. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/307:00 amPHX - DCA
1 stop12h 59mFrontier
Thu 1/82:00 pmDCA - PHX
1 stop12h 29mFrontier
Deal found 12/16![Frontier logo]()
$253
This Frontier deal was found by Cheapflights users on 12/16. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/229:31 amPHX - DCA
1 stop10h 28mFrontier
Sat 1/38:00 amDCA - PHX
1 stop8h 33mFrontier
Deal found 12/16![Frontier logo]()
$254
This Delta deal was found by Cheapflights users on 12/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/256:00 amPHX - DCA
1 stop7h 05mDelta
Thu 1/15:42 pmDCA - PHX
1 stop8h 11mDelta
Deal found 12/15![Delta logo]()
$257
This Delta deal was found by Cheapflights users on 12/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/242:00 pmPHX - IAD
1 stop6h 52mDelta
Wed 12/314:17 pmIAD - PHX
1 stop9h 36mDelta
Deal found 12/16![Delta logo]()
$257
This Frontier deal was found by Cheapflights users on 12/16. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2010:31 pmPHX - DCA
1 stop12h 30mFrontier
Fri 1/26:00 pmDCA - PHX
1 stop8h 29mFrontier
Deal found 12/16![Frontier logo]()
$258
This Mytrip deal was found by Cheapflights users on 12/14. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/309:31 amPHX - DCA
1 stop25h 30mFrontier
Sat 1/38:00 amDCA - PHX
1 stop8h 33mFrontier
Deal found 12/14![Frontier logo]()
$261
Find flight deals from Sky Harbor Intl to District of Columbia
Keep the following information in mind while searching for Sky Harbor Intl to District of Columbia flight deals. Data was last updated December 18, 2025.
Round-trip from | $210 (Kiwi.com) |
|---|---|
One-way from | $125 (Kiwi.com) |
Popular in | March |
Cheapest in | August |
Average price | $394 |
Good round-trip deal | $389 or less |
Good one-way deal | $185 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Sky Harbor Intl to District of Columbia 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 2,558,603 searches. Data last updated December 18, 2025.
Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to District of Columbia that are best for you.
Fly from
Sky Harbor Intl
Fly to
District of Columbia
Route
Depart
Return
Price
PhoenixWashington, D.C.
PHX - IAD
PHXIAD
Phoenix Sky Harbor Intl
Fri 1/30
6:00 am-4:33 pm
1 stop8h 33m
Washington, D.C. Dulles Intl
Fri 2/6
8:53 pm-4:56 pm
2 stops46h 03m
$242
PhoenixWashington, D.C.
PHX - DCA
PHXDCA
Phoenix Sky Harbor Intl
Fri 1/9
10:19 pm-9:51 am
1 stop9h 32m
Washington, D.C. Reagan-National
Sun 1/11
11:55 am-8:49 pm
1 stop10h 54m
$243
PhoenixWashington, D.C.
PHX - DCA
PHXDCA
Phoenix Sky Harbor Intl
Thu 3/12
9:41 pm-8:01 am
1 stop7h 20m
Washington, D.C. Reagan-National
Mon 3/16
1:00 pm-8:22 pm
1 stop10h 22m
$243
PhoenixWashington, D.C.
PHX - DCA
PHXDCA
Phoenix Sky Harbor Intl
Thu 3/19
9:41 pm-11:05 am
1 stop10h 24m
Washington, D.C. Reagan-National
Tue 3/24
1:00 pm-8:22 pm
1 stop10h 22m
$243
PhoenixWashington, D.C.
PHX - DCA
PHXDCA
Phoenix Sky Harbor Intl
Tue 2/17
10:29 pm-11:00 am
1 stop10h 31m
Washington, D.C. Reagan-National
Wed 3/11
3:59 pm-9:49 pm
1 stop8h 50m
$243
PhoenixWashington, D.C.
PHX - DCA
PHXDCA
Phoenix Sky Harbor Intl
Thu 2/26
9:17 am-9:59 pm
1 stop10h 42m
Washington, D.C. Reagan-National
Thu 3/12
2:00 pm-8:14 pm
1 stop9h 14m
$252
PhoenixWashington, D.C.
PHX - DCA
PHXDCA
Phoenix Sky Harbor Intl
Sun 1/4
10:31 pm-1:01 pm
1 stop12h 30m
Washington, D.C. Reagan-National
Thu 1/8
2:00 pm-12:29 am
1 stop12h 29m
$267
PhoenixWashington, D.C.
PHX - DCA
PHXDCA
Phoenix Sky Harbor Intl
Mon 5/11
10:10 pm-11:37 am
1 stop10h 27m
Washington, D.C. Reagan-National
Wed 5/13
1:25 pm-8:55 pm
1 stop10h 30m
$267
PhoenixWashington, D.C.
PHX - DCA
PHXDCA
Phoenix Sky Harbor Intl
Fri 2/20
1:22 pm-9:59 pm
1 stop6h 37m
Washington, D.C. Reagan-National
Mon 2/23
1:00 pm-12:41 am
1 stop13h 41m
$268
PhoenixWashington, D.C.
PHX - DCA
PHXDCA
Phoenix Sky Harbor Intl
Sat 12/27
10:31 pm-1:01 pm
1 stop12h 30m
Washington, D.C. Reagan-National
Mon 1/5
8:00 am-2:33 pm
1 stop8h 33m
$282
Showing 1-10 of 41 results
Best time to book a flight from Sky Harbor Intl to District of Columbia
Have a flexible travel schedule? Discover the best time to fly to District of Columbia from Sky Harbor Intl 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.
Cheapflights Insights
Everything you need to know about your flight from Phoenix Sky Harbor Intl Airport to District of Columbia
What is the cheapest month to book a flight from Phoenix Sky Harbor Intl Airport to District of Columbia?
Currently, November is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to District of Columbia (average of $144). Flying from Phoenix Sky Harbor Intl Airport to District of Columbia in June is currently the most expensive (average of $197). 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.
What is the cheapest time of day to fly from PHX to DC?
Find hourly flight availability from Sky Harbor Intl to District of Columbia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2025.
When flying from Phoenix Sky Harbor Intl Airport to District of Columbia, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 26% versus a flight at noon.
What is the cheapest day to fly from Phoenix Sky Harbor Intl Airport to District of Columbia?
Use this chart to determine the cheapest time to fly round-trip from Sky Harbor Intl to District of Columbia. Price data was last updated on December 13, 2025.
Travelers seeking maximum savings on their Phoenix Sky Harbor Intl Airport to District of Columbia flight should consider departing on Sunday afternoons 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.
Reviews of airlines servicing District of Columbia
Get insights into the airlines that provide service to District of Columbia. 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 District of Columbia. Reviews last updated December 18, 2025.
See what other customers who have flown with Southwest, Delta, and United Airlines from Phoenix Sky Harbor Intl Airport to District of Columbia have to say. 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.
Overall
7.9
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Overall
7.9
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Overall
7.9
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Overall
7.9
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Overall
7.9
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Overall
7.9
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Related info for your journey
Find useful and relevant information for your journey from Sky Harbor Intl to District of Columbia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Sky Harbor Intl to District of Columbia
See prices for flight routes from nearby airports that may be better suited for you.
Top 6 airlines flying from Sky Harbor Intl to District of Columbia
Discover the top 6 airlines that operate flights from Sky Harbor Intl to District of Columbia. 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 2,558,603 searches. Data last updated December 18, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$138 | Average$257 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$142 | Average$267 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$186 | Average$385 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$188 | Average$344 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$224 | Average$366 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$231 | Average$418 | FlexibilityNo cancel fee | On-time63% |