$200+ Cheap flights from Dulles Intl (IAD) to Tucson (TUS)
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 9/23. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — TUS
Aug 5 — Aug 121
Round-trip
1 adult, Economy
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Find cheap flights from Dulles Intl to Tucson with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Dulles Intl to Tucson
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Best
Last-minute
One-way
Cheapest flights from Dulles Intl to TucsonExplore the most affordable flight options available from Dulles Intl to Tucson. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 6, 2026.
Explore the most affordable flight options available from Dulles Intl to Tucson. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 6, 2026.
This Delta deal was found by Cheapflights users on 7/3. 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.
Tue 8/118:28 am
IAD
- TUS
1 stop6h 50m
Delta
Wed 8/121:28 pm
TUS
- IAD
1 stop8h 06m
Delta
Deal found 7/3![Delta logo]()
$399
This American Airlines deal was found by Cheapflights users on 7/5. 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.
Sat 8/226:09 am
IAD
- TUS
1 stop9h 08m
American Airlines
Sat 8/297:10 am
TUS
- IAD
1 stop8h 17m
American Airlines
Deal found 7/5![American Airlines logo]()
$400
This Delta deal was found by Cheapflights users on 7/2. 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 10/286:12 pm
IAD
- TUS
1 stop6h 43m
Delta
Sat 10/316:00 am
TUS
- IAD
2 stops10h 10m
Delta
Deal found 7/2![Delta logo]()
$404
This Delta deal was found by Cheapflights users on 7/1. 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 8/275:47 pm
IAD
- TUS
1 stop6h 54m
Delta
Sat 8/291:28 pm
TUS
- IAD
1 stop8h 06m
Delta
Deal found 7/1![Delta logo]()
$424
This Delta deal was found by Cheapflights users on 7/2. 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.
Mon 9/285:12 pm
IAD
- TUS
1 stop7h 14m
Delta
Wed 9/306:35 am
TUS
- IAD
2 stops13h 39m
Delta
Deal found 7/2![Delta logo]()
$429
This Delta deal was found by Cheapflights users on 7/1. 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 9/1712:26 pm
IAD
- TUS
2 stops11h 24m
Delta
Tue 9/226:35 am
TUS
- IAD
2 stops13h 39m
Delta
Deal found 7/1![Delta logo]()
$434
This American Airlines deal was found by Cheapflights users on 7/3. 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.
Wed 9/22:53 pm
IAD
- TUS
1 stop9h 33m
American Airlines
Tue 9/87:10 am
TUS
- IAD
1 stop8h 17m
American Airlines
Deal found 7/3![American Airlines logo]()
$435
This American Airlines deal was found by Cheapflights users on 7/5. 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.
Fri 7/316:20 am
IAD
- TUS
1 stop13h 52m
American Airlines
Sat 8/157:10 am
TUS
- IAD
1 stop8h 17m
American Airlines
Deal found 7/5![American Airlines logo]()
$443
This Delta deal was found by Cheapflights users on 7/1. 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.
Tue 8/118:28 am
IAD
- TUS
1 stop6h 50m
Delta
Tue 8/181:28 pm
TUS
- IAD
1 stop8h 06m
Delta
Deal found 7/1![Delta logo]()
$449
This Delta deal was found by Cheapflights users on 7/3. 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 9/25:47 pm
IAD
- TUS
1 stop6h 54m
Delta
Tue 9/86:35 am
TUS
- IAD
2 stops13h 58m
Delta
Deal found 7/3![Delta logo]()
$454
This Delta deal was found by Cheapflights users on 7/3. 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 8/2612:29 pm
IAD
- TUS
2 stops12h 12m
Delta
Sat 8/294:50 pm
TUS
- IAD
2 stops13h 30m
Delta
Deal found 7/3![Delta logo]()
$459
Best flights from Dulles Intl to TucsonDiscover carefully curated flight deals from Dulles Intl to Tucson that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 6, 2026.
Discover carefully curated flight deals from Dulles Intl to Tucson that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 6, 2026.
This Delta deal was found by Cheapflights users on 7/4. 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 10/286:12 pm
IAD
- TUS
1 stop6h 43m
Delta
Tue 11/107:00 am
TUS
- IAD
1 stop7h 36m
Delta
Deal found 7/4![Delta logo]()
$399
This Delta deal was found by Cheapflights users on 7/1. 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.
Sat 10/248:00 am
IAD
- TUS
1 stop7h 17m
Delta
Tue 10/271:27 pm
TUS
- IAD
1 stop8h 04m
Delta
Deal found 7/1![Delta logo]()
$399
This Delta deal was found by Cheapflights users on 7/5. 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.
Sat 11/711:15 am
IAD
- TUS
2 stops13h 42m
Delta
Wed 11/111:40 pm
TUS
- IAD
1 stop8h 40m
Delta
Deal found 7/5![Delta logo]()
$404
This Delta deal was found by Cheapflights users on 7/2. 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 10/146:00 am
IAD
- TUS
2 stops12h 47m
Delta
Mon 10/194:47 pm
TUS
- IAD
2 stops13h 25m
Delta
Deal found 7/2![Delta logo]()
$434
This Delta deal was found by Cheapflights users on 7/3. 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.
Mon 8/245:47 pm
IAD
- TUS
1 stop6h 54m
Delta
Thu 8/271:28 pm
TUS
- IAD
1 stop8h 06m
Delta
Deal found 7/3![Delta logo]()
$449
This Delta deal was found by Cheapflights users on 7/4. 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.
Tue 8/45:47 pm
IAD
- TUS
1 stop6h 54m
Delta
Tue 8/114:47 pm
TUS
- IAD
2 stops13h 33m
Delta
Deal found 7/4![Delta logo]()
$454
This Delta deal was found by Cheapflights users on 7/1. 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 8/2612:29 pm
IAD
- TUS
2 stops12h 12m
Delta
Sat 8/294:50 pm
TUS
- IAD
2 stops13h 30m
Delta
Deal found 7/1![Delta logo]()
$459
Last-minute flights from Dulles Intl to TucsonDiscover last-minute flight deals from Dulles Intl to Tucson. Data last updated July 6, 2026 and is based on user searches.
Discover last-minute flight deals from Dulles Intl to Tucson. Data last updated July 6, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 7/5. 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.
Fri 7/316:20 am
IAD
- TUS
1 stop13h 52m
American Airlines
Sat 8/157:10 am
TUS
- IAD
1 stop8h 17m
American Airlines
Deal found 7/5![American Airlines logo]()
$443
This Delta deal was found by Cheapflights users on 7/1. 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.
Tue 8/410:16 am
IAD
- TUS
2 stops13h 40m
Delta
Tue 8/114:47 pm
TUS
- IAD
2 stops13h 33m
Delta
Deal found 7/1![Delta logo]()
$409
This American Airlines deal was found by Cheapflights users on 7/2. 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.
Tue 8/47:31 pm
IAD
- TUS
1 stop6h 40m
American Airlines
Tue 8/117:10 am
TUS
- IAD
1 stop8h 17m
American Airlines
Deal found 7/2![American Airlines logo]()
$462
This Delta deal was found by Cheapflights users on 7/3. 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.
Tue 8/118:28 am
IAD
- TUS
1 stop6h 50m
Delta
Wed 8/121:28 pm
TUS
- IAD
1 stop8h 06m
Delta
Deal found 7/3![Delta logo]()
$399
This Delta deal was found by Cheapflights users on 7/1. 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.
Tue 8/118:28 am
IAD
- TUS
1 stop6h 50m
Delta
Tue 8/181:28 pm
TUS
- IAD
1 stop8h 06m
Delta
Deal found 7/1![Delta logo]()
$449
This American Airlines deal was found by Cheapflights users on 7/5. 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.
Sat 8/226:09 am
IAD
- TUS
1 stop9h 08m
American Airlines
Sat 8/297:10 am
TUS
- IAD
1 stop8h 17m
American Airlines
Deal found 7/5![American Airlines logo]()
$400
This Delta deal was found by Cheapflights users on 7/3. 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.
Mon 8/2411:10 am
IAD
- TUS
2 stops12h 46m
Delta
Thu 8/276:29 am
TUS
- IAD
2 stops15h 05m
Delta
Deal found 7/3![Delta logo]()
$460
This Delta deal was found by Cheapflights users on 7/3. 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 8/2610:16 am
IAD
- TUS
2 stops13h 40m
Delta
Sat 8/291:28 pm
TUS
- IAD
1 stop8h 06m
Delta
Deal found 7/3![Delta logo]()
$404
This Delta deal was found by Cheapflights users on 7/1. 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 8/275:47 pm
IAD
- TUS
1 stop6h 54m
Delta
Sat 8/291:28 pm
TUS
- IAD
1 stop8h 06m
Delta
Deal found 7/1![Delta logo]()
$424
One-way flights from Dulles Intl to TucsonSearch for one-way flight options from Dulles Intl to Tucson. Find affordable one-way fares based on user searches. Data last updated July 6, 2026.
Search for one-way flight options from Dulles Intl to Tucson. Find affordable one-way fares based on user searches. Data last updated July 6, 2026.
This CheapOair deal was found by Cheapflights users on 7/1. 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.
Wed 9/237:00 am
IAD
- TUS
1 stop10h 13m
Alaska Airlines
Deal found 7/1![Alaska Airlines logo]()
$200
This Delta deal was found by Cheapflights users on 7/3. 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 9/2312:26 pm
IAD
- TUS
2 stops11h 24m
Delta
Deal found 7/3![Delta logo]()
$205
This Delta deal was found by Cheapflights users on 7/3. 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.
Mon 8/245:47 pm
IAD
- TUS
1 stop6h 54m
Delta
Deal found 7/3![Delta logo]()
$225
This American Airlines deal was found by Cheapflights users on 7/2. 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.
Wed 7/296:20 am
IAD
- TUS
1 stop13h 50m
American Airlines
Deal found 7/2![American Airlines logo]()
$233
This Delta deal was found by Cheapflights users on 7/2. 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 7/2910:21 am
IAD
- TUS
2 stops14h 08m
Delta
Deal found 7/2![Delta logo]()
$255
This United Airlines deal was found by Cheapflights users on 7/3. 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.
Thu 10/13:02 pm
IAD
- TUS
1 stop9h 08m
United Airlines
Deal found 7/3![United Airlines logo]()
$275
This Alaska Airlines deal was found by Cheapflights users on 7/4. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/207:00 am
IAD
- TUS
1 stop10h 13m
Alaska Airlines
Deal found 7/4![Alaska Airlines logo]()
$288
This Delta deal was found by Cheapflights users on 7/2. 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.
Tue 7/215:46 pm
IAD
- TUS
1 stop7h 03m
Delta
Deal found 7/2![Delta logo]()
$290
This Delta deal was found by Cheapflights users on 7/3. 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.
Fri 8/2111:10 am
IAD
- TUS
2 stops13h 31m
Delta
Deal found 7/3![Delta logo]()
$293
This Delta deal was found by Cheapflights users on 7/3. 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 7/156:00 am
IAD
- TUS
2 stops12h 50m
Delta
Deal found 7/3![Delta logo]()
$295
Find flight deals from Dulles Intl to Tucson
Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Tucson (TUS). 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 July 6, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $399 (Delta) |
One-way from | $200 (CheapOair) |
Popular in | July |
Cheapest in | August |
Average price | $716 |
Cheapflights Fare Finder
Customize your flight search to find flights from Dulles Intl to Tucson 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 July 6, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Tucson that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
Washington, D.C.Tucson
IAD - TUS
IADTUS
Washington, D.C. Dulles Intl
Wed 10/28
6:12 pm-9:55 pm
1 stop6h 43m
Tucson
Tue 11/10
7:00 am-4:36 pm
1 stop7h 36m
$399
Washington, D.C.Tucson
IAD - TUS
IADTUS
Washington, D.C. Dulles Intl
Sat 10/24
8:00 am-12:17 pm
1 stop7h 17m
Tucson
Tue 10/27
1:27 pm-12:31 am
1 stop8h 04m
$399
Washington, D.C.Tucson
IAD - TUS
IADTUS
Washington, D.C. Dulles Intl
Sat 11/7
11:15 am-10:57 pm
2 stops13h 42m
Tucson
Wed 11/11
1:40 pm-12:20 am
1 stop8h 40m
$404
Washington, D.C.Tucson
IAD - TUS
IADTUS
Washington, D.C. Dulles Intl
Wed 10/14
6:00 am-3:47 pm
2 stops12h 47m
Tucson
Mon 10/19
4:47 pm-9:12 am
2 stops13h 25m
$434
Washington, D.C.Tucson
IAD - TUS
IADTUS
Washington, D.C. Dulles Intl
Mon 8/24
5:47 pm-9:41 pm
1 stop6h 54m
Tucson
Thu 8/27
1:28 pm-12:34 am
1 stop8h 06m
$449
Washington, D.C.Tucson
IAD - TUS
IADTUS
Washington, D.C. Dulles Intl
Tue 8/4
5:47 pm-9:41 pm
1 stop6h 54m
Tucson
Tue 8/11
4:47 pm-9:20 am
2 stops13h 33m
$454
Washington, D.C.Tucson
IAD - TUS
IADTUS
Washington, D.C. Dulles Intl
Wed 8/26
12:29 pm-9:41 pm
2 stops12h 12m
Tucson
Sat 8/29
4:50 pm-9:20 am
2 stops13h 30m
$459
Cheapest one-way
Washington, D.C.Tucson
IAD - TUS
IADTUS
Washington, D.C. Dulles Intl
Wed 9/23
7:00 am-2:13 pm
1 stop10h 13m
$200
Washington, D.C.Tucson
IAD - TUS
IADTUS
Washington, D.C. Dulles Intl
Wed 9/23
12:26 pm-8:50 pm
2 stops11h 24m
$205
Washington, D.C.Tucson
IAD - TUS
IADTUS
Washington, D.C. Dulles Intl
Mon 8/24
5:47 pm-9:41 pm
1 stop6h 54m
$225
Showing 1-10 of 16 resultsSorted by cheapest first
Compare providers for flights from Dulles Intl to Tucson
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dulles Intl to Tucson in July.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Tucson flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-Tucson flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Tucson flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Tucson flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Dulles Intl Airport-Tucson flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Dulles Intl to Tucson
Have a flexible travel schedule? Discover the best time to fly to Tucson from Dulles Intl with our price prediction graph.
IAD-TUS
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 Washington, D.C. Dulles Intl Airport to Tucson
What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Tucson?
Currently, August is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Tucson (average of $384). Flying from Washington, D.C. Dulles Intl Airport to Tucson in July is currently the most expensive (average of $716). 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.
How much does it cost to fly round-trip from Washington, D.C. Dulles Intl Airport to Tucson?
Reviews of airlines servicing Tucson
Get insights into the airlines that provide service to Tucson. 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 Tucson. Reviews last updated July 6, 2026.
See what other customers who have flown with Southwest,Delta, andUnited Airlines from Washington, D.C. Dulles Intl Airport to Tucson have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.5
Comfort
8.0
Overall
7.9
Boarding
8.1
Crew
8.6
Food
7.0
Reviews
1 / 20
10.0
ExcellentSherrie,Jan 2024
LAX - PHX
Entertainment
7.5
Comfort
8.0
Overall
7.9
Boarding
8.1
Crew
8.6
Food
7.0
Reviews
1 / 20
10.0
ExcellentSherrie,Jan 2024
LAX - PHX
Entertainment
7.5
Comfort
8.0
Overall
7.9
Boarding
8.1
Crew
8.6
Food
7.0
Reviews
1 / 20
10.0
ExcellentSherrie,Jan 2024
LAX - PHX
Entertainment
7.5
Comfort
8.0
Overall
7.9
Boarding
8.1
Crew
8.6
Food
7.0
Reviews
1 / 20
10.0
ExcellentSherrie,Jan 2024
LAX - PHX
Entertainment
7.5
Comfort
8.0
Overall
7.9
Boarding
8.1
Crew
8.6
Food
7.0
Reviews
1 / 20
10.0
ExcellentSherrie,Jan 2024
LAX - PHX
Related info for your journey
Find useful and relevant information for your journey from Dulles Intl to Tucson. 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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Dulles Intl and Tucson flights
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Top 4 airlines flying from Dulles Intl to Tucson
Discover the top 4 airlines that operate flights from Dulles Intl to Tucson. 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 July 6, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$226 | Average$517 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$312 | Average$552 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$315 | Average$456 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$336 | Average$535 | FlexibilityNo cancel fee | On-time63% |