$205+ 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 9/6. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — TUS
Sep 29 — Oct 61
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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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 August 30, 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 August 30, 2026.
This Delta deal was found by Cheapflights users on 8/27. 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 10/288:13 am -
1 stop7h 03m
Sat 10/316:00 am -
1 stop8h 10m
Deal found 8/27![Delta logo]()
$409
This Delta deal was found by Cheapflights users on 8/28. 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 10/246:13 am -
1 stop7h 11m
Tue 10/2711:16 am -
2 stops10h 26m
Deal found 8/28![Delta logo]()
$414
This Delta deal was found by Cheapflights users on 8/27. 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 10/286:13 am -
1 stop7h 11m
Thu 11/52:27 pm -
1 stop8h 15m
Deal found 8/27![Delta logo]()
$423
This American Airlines deal was found by Cheapflights users on 8/27. 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 10/106:00 am -
1 stop15h 01m
Wed 10/141:23 pm -
1 stop7h 00m
Deal found 8/27![American Airlines logo]()
$426
This Delta deal was found by Cheapflights users on 8/28. 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 12/1012:00 pm -
2 stops12h 39m
Tue 12/1512:17 pm -
1 stop9h 30m
Deal found 8/28![Delta logo]()
$428
This Delta deal was found by Cheapflights users on 8/27. 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 12/125:27 pm -
1 stop7h 40m
Sat 12/194:27 pm -
1 stop6h 10m
Deal found 8/27![Delta logo]()
$429
This Delta deal was found by Cheapflights users on 8/28. 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 10/2812:27 pm -
2 stops11h 26m
Mon 11/28:05 am -
2 stops13h 11m
Deal found 8/28![Delta logo]()
$433
This American Airlines deal was found by Cheapflights users on 8/27. 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.
Thu 11/196:00 am -
1 stop12h 11m
Wed 12/22:21 pm -
1 stop7h 08m
Deal found 8/27![American Airlines logo]()
$436
This Delta deal was found by Cheapflights users on 8/25. 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 9/158:08 am -
1 stop7h 26m
Sat 9/197:11 am -
1 stop10h 03m
Deal found 8/25![Delta logo]()
$437
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 August 30, 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 August 30, 2026.
This Delta deal was found by Cheapflights users on 8/28. 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 11/215:18 pm -
1 stop7h 48m
Sat 12/53:03 pm -
1 stop7h 39m
Deal found 8/28![Delta logo]()
$409
This Delta deal was found by Cheapflights users on 8/25. 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 10/66:12 pm -
1 stop6h 43m
Tue 10/206:00 am -
1 stop8h 10m
Deal found 8/25![Delta logo]()
$409
This Delta deal was found by Cheapflights users on 8/29. 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 10/286:05 am -
2 stops9h 11m
Sat 10/316:00 am -
1 stop8h 10m
Deal found 8/29![Delta logo]()
$414
This Delta deal was found by Cheapflights users on 8/28. 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 10/2412:20 pm -
2 stops12h 35m
Tue 11/38:05 am -
2 stops13h 11m
Deal found 8/28![Delta logo]()
$419
This Delta deal was found by Cheapflights users on 8/25. 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 9/103:15 pm -
1 stop9h 11m
Tue 9/151:44 pm -
1 stop7h 57m
Deal found 8/25![Delta logo]()
$423
This Delta deal was found by Cheapflights users on 8/26. 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 12/107:26 am -
1 stop7h 12m
Tue 12/1512:17 pm -
1 stop9h 30m
Deal found 8/26![Delta logo]()
$423
This Delta deal was found by Cheapflights users on 8/25. 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 9/123:40 pm -
2 stops9h 00m
Sat 9/196:35 am -
2 stops13h 39m
Deal found 8/25![Delta logo]()
$433
Last-minute flights from Dulles Intl to TucsonDiscover last-minute flight deals from Dulles Intl to Tucson. Data last updated August 30, 2026 and is based on user searches.
Discover last-minute flight deals from Dulles Intl to Tucson. Data last updated August 30, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 8/26. 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.
Sun 9/611:10 am -
2 stops13h 31m
Sat 9/196:35 am -
2 stops10h 39m
Deal found 8/26![Delta logo]()
$433
This Delta deal was found by Cheapflights users on 8/26. 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 9/1010:15 am -
2 stops13h 35m
Wed 9/161:44 pm -
1 stop7h 57m
Deal found 8/26![Delta logo]()
$428
This Delta deal was found by Cheapflights users on 8/25. 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 9/158:08 am -
1 stop7h 26m
Sat 9/197:11 am -
1 stop10h 03m
Deal found 8/25![Delta logo]()
$437
This American Airlines deal was found by Cheapflights users on 8/27. 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 9/166:52 am -
1 stop8h 23m
Sat 9/268:00 am -
1 stop9h 24m
Deal found 8/27![American Airlines logo]()
$501
This Delta deal was found by Cheapflights users on 8/26. 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 9/178:08 am -
1 stop7h 26m
Sat 9/197:11 am -
1 stop10h 03m
Deal found 8/26![Delta logo]()
$488
This United Airlines deal was found by Cheapflights users on 8/27. 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.
Sat 9/1912:50 pm -
1 stop7h 13m
Fri 9/251:40 pm -
1 stop6h 45m
Deal found 8/27![United Airlines logo]()
$466
This United Airlines deal was found by Cheapflights users on 8/25. 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.
Tue 9/222:43 pm -
1 stop8h 52m
Tue 9/299:45 am -
1 stop6h 41m
Deal found 8/25![United Airlines logo]()
$423
This Alaska Airlines deal was found by Cheapflights users on 8/27. 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.
Mon 9/287:00 am -
1 stop10h 13m
Wed 9/303:12 pm -
1 stop11h 28m
Deal found 8/27![Alaska Airlines logo]()
$473
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 August 30, 2026.
Search for one-way flight options from Dulles Intl to Tucson. Find affordable one-way fares based on user searches. Data last updated August 30, 2026.
This Delta deal was found by Cheapflights users on 8/28. 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 10/206:13 am -
1 stop7h 11m
Deal found 8/28![Delta logo]()
$205
This United Airlines deal was found by Cheapflights users on 8/26. 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.
Tue 9/226:15 am -
1 stop7h 58m
Deal found 8/26![United Airlines logo]()
$219
This Delta deal was found by Cheapflights users on 8/28. 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 10/23:15 pm -
1 stop9h 11m
Deal found 8/28![Delta logo]()
$248
This Delta deal was found by Cheapflights users on 8/30. 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 10/13:15 pm -
1 stop9h 11m
Deal found 8/30![Delta logo]()
$270
This Delta deal was found by Cheapflights users on 8/26. 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 9/2212:25 pm -
2 stops12h 01m
Deal found 8/26![Delta logo]()
$275
This American Airlines deal was found by Cheapflights users on 8/30. 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.
Sun 1/177:00 am -
1 stop8h 37m
Deal found 8/30![American Airlines logo]()
$292
This American Airlines deal was found by Cheapflights users on 8/28. 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.
Sun 9/276:52 am -
1 stop8h 28m
Deal found 8/28![American Airlines logo]()
$293
This Delta deal was found by Cheapflights users on 8/27. 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 9/83:15 pm -
1 stop9h 11m
Deal found 8/27![Delta logo]()
$295
This Delta deal was found by Cheapflights users on 8/30. 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.
Sun 1/176:10 am -
2 stops8h 44m
Deal found 8/30![Delta logo]()
$298
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 August 30, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $409 (Delta) |
One-way from | $205 (Delta) |
Popular in | August |
Cheapest in | February |
Average price | $736 |
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 7,457,451 searches. Data last updated August 30, 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
Washington, D.C.Tucson
IAD Washington, D.C. Dulles Intl - TUS Tucson
IADTUS
Washington, D.C. Dulles Intl
Sat 11/21
5:18 pm-11:06 pm
1 stop7h 48m
Tucson
Sat 12/5
3:03 pm-12:42 am
1 stop7h 39m
$409
Quickest round-trip
Washington, D.C.Tucson
IAD Washington, D.C. Dulles Intl - TUS Tucson
IADTUS
Washington, D.C. Dulles Intl
Tue 10/6
6:12 pm-9:55 pm
1 stop6h 43m
Tucson
Tue 10/20
6:00 am-5:10 pm
1 stop8h 10m
$409
Washington, D.C.Tucson
IAD Washington, D.C. Dulles Intl - TUS Tucson
IADTUS
Washington, D.C. Dulles Intl
Wed 10/28
6:05 am-12:16 pm
2 stops9h 11m
Tucson
Sat 10/31
6:00 am-5:10 pm
1 stop8h 10m
$414
Washington, D.C.Tucson
IAD Washington, D.C. Dulles Intl - TUS Tucson
IADTUS
Washington, D.C. Dulles Intl
Sat 10/24
12:20 pm-9:55 pm
2 stops12h 35m
Tucson
Tue 11/3
8:05 am-11:16 pm
2 stops13h 11m
$419
Washington, D.C.Tucson
IAD Washington, D.C. Dulles Intl - TUS Tucson
IADTUS
Washington, D.C. Dulles Intl
Thu 9/10
3:15 pm-9:26 pm
1 stop9h 11m
Tucson
Tue 9/15
1:44 pm-12:41 am
1 stop7h 57m
$423
Washington, D.C.Tucson
IAD Washington, D.C. Dulles Intl - TUS Tucson
IADTUS
Washington, D.C. Dulles Intl
Thu 12/10
7:26 am-12:38 pm
1 stop7h 12m
Tucson
Tue 12/15
12:17 pm-11:47 pm
1 stop9h 30m
$423
Washington, D.C.Tucson
IAD Washington, D.C. Dulles Intl - TUS Tucson
IADTUS
Washington, D.C. Dulles Intl
Sat 9/12
3:40 pm-9:40 pm
2 stops9h 00m
Tucson
Sat 9/19
6:35 am-11:14 pm
2 stops13h 39m
$433
Cheapest one-way
Washington, D.C.Tucson
IAD Washington, D.C. Dulles Intl - TUS Tucson
IADTUS
Washington, D.C. Dulles Intl
Sun 9/6
8:15 am-12:27 pm
1 stop7h 12m
$205
Washington, D.C.Tucson
IAD Washington, D.C. Dulles Intl - TUS Tucson
IADTUS
Washington, D.C. Dulles Intl
Sat 9/12
11:00 am-9:40 pm
2 stops13h 40m
$210
Washington, D.C.Tucson
IAD Washington, D.C. Dulles Intl - TUS Tucson
IADTUS
Washington, D.C. Dulles Intl
Sun 9/6
8:28 am-4:07 pm
2 stops10h 39m
$210
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 August.
| 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, February is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Tucson (average of $417). Flying from Washington, D.C. Dulles Intl Airport to Tucson in August is currently the most expensive (average of $736). 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?
Airfare is below average for this route at the moment.
Washington, D.C. Dulles Intl Airport to Tucson flights typically cost between $414 and $617 in October.The cheapest round-trip price found within the last 5 days was $409 on Delta (Oct 28-Oct 31).
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 August 30, 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.
Overall
8.0
Food
7.0
Comfort
8.0
Crew
8.6
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentSherrie,Jan 2024
LAX - PHX
Overall
8.0
Food
7.0
Comfort
8.0
Crew
8.6
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentSherrie,Jan 2024
LAX - PHX
Overall
8.0
Food
7.0
Comfort
8.0
Crew
8.6
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentSherrie,Jan 2024
LAX - PHX
Overall
8.0
Food
7.0
Comfort
8.0
Crew
8.6
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentSherrie,Jan 2024
LAX - PHX
Overall
8.0
Food
7.0
Comfort
8.0
Crew
8.6
Boarding
8.1
Entertainment
7.5
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.
Traveling to a place near Tucson?
Book flights to Tucson if you plan to visit one of these locationsSierra Vista
Bisbee
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Dulles Intl and Tucson flights
Browse other Dulles Intl and Tucson flight options. Last updated on August 30, 2026.
Other flights from Dulles Intl
Browse through other flights departing from Dulles Intl. Flights are based on user searches made on Cheapflights and were last updated on August 30, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to Tucson
Explore flights to Tucson departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 30, 2026.
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 7,457,451 searches. Data last updated August 30, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$315 | Average$448 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$380 | Average$517 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$387 | Average$578 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$391 | Average$535 | FlexibilityNo cancel fee | On-time63% |