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Cheap flights from Washington, D.C. Dulles Intl Airport to Tucson from $178

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Dulles Intl Airport to Tucson departing on 8/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Tucson

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
6:42 am - 12:33 pm
IAD
-
TUS
8h 51m
1 stop
American Airlines Logo
2:41 pm - 10:32 pm
TUS
-
IAD
5h 51m
1 stop
$355American Airlines
Wed, Oct 28 - Tue, Nov 10
Delta Logo
12:31 pm - 9:37 pm
IAD
-
TUS
12h 06m
2 stops
Delta Logo
6:00 am - 5:17 pm
TUS
-
IAD
8h 17m
1 stop
$360Delta
Wed, Oct 28 - Sat, Oct 31
Delta Logo
6:00 am - 4:00 pm
IAD
-
TUS
13h 00m
2 stops
Delta Logo
6:10 pm - 9:11 am
TUS
-
IAD
13h 01m
2 stops
$366Delta
Wed, Oct 28 - Tue, Nov 10
Delta Logo
8:28 am - 12:18 pm
IAD
-
TUS
6h 50m
1 stop
Delta Logo
6:00 am - 4:42 pm
TUS
-
IAD
7h 42m
1 stop
$377Delta
Wed, Sep 2 - Sun, Sep 6
Delta Logo
6:00 am - 12:18 pm
IAD
-
TUS
9h 18m
1 stop
Delta Logo
6:35 am - 8:15 pm
TUS
-
IAD
10h 40m
2 stops
$382Delta
Wed, Sep 2 - Tue, Sep 8
Delta Logo
4:00 pm - 10:56 pm
IAD
-
TUS
8h 56m
1 stop
Delta Logo
7:00 am - 4:36 pm
TUS
-
IAD
7h 36m
1 stop
$387Delta
Thu, Nov 12 - Mon, Nov 16
Delta Logo
10:15 am - 8:50 pm
IAD
-
TUS
13h 35m
2 stops
Delta Logo
1:45 pm - 12:40 am
TUS
-
IAD
7h 55m
1 stop
$392Delta
Thu, Sep 10 - Wed, Sep 16
Delta Logo
4:00 pm - 10:56 pm
IAD
-
TUS
8h 56m
1 stop
Delta Logo
12:30 pm - 11:46 pm
TUS
-
IAD
9h 16m
1 stop
$397Delta
Sat, Nov 21 - Sat, Dec 5
American Airlines Logo
6:52 am - 12:20 pm
IAD
-
TUS
8h 28m
1 stop
American Airlines Logo
8:00 am - 8:24 pm
TUS
-
IAD
9h 24m
1 stop
$399American Airlines
Tue, Sep 15 - Sat, Sep 19
Delta Logo
5:30 pm - 10:56 pm
IAD
-
TUS
7h 26m
1 stop
Delta Logo
6:00 pm - 9:11 am
TUS
-
IAD
13h 11m
2 stops
$402Delta
Sat, Nov 21 - Sat, Dec 5

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United Airlines flights from Washington, D.C. Dulles Intl Airport to Tucson

Our best United Airlines deals on Washington, D.C. Dulles Intl Airport to Tucson flight tickets
United Airlines
Aug 15
IAD6:30 amWashington, D.C. Dulles Intl
6h 50m
1 stop
TUS10:20 amTucson
Aug 20
TUS11:11 amTucson
8h 34m
1 stop
IAD10:45 pmWashington, D.C. Dulles Intl
$414
United Airlines
Aug 24
IAD6:30 amWashington, D.C. Dulles Intl
6h 50m
1 stop
TUS10:20 amTucson
Aug 27
TUS12:30 pmTucson
9h 27m
1 stop
IAD12:57 amWashington, D.C. Dulles Intl
$422
United Airlines
Aug 15
IAD6:30 amWashington, D.C. Dulles Intl
6h 50m
1 stop
TUS10:20 amTucson
Aug 20
TUS11:11 amTucson
8h 34m
1 stop
IAD10:45 pmWashington, D.C. Dulles Intl
$428

Delta flights from Washington, D.C. Dulles Intl Airport to Tucson

Our best Delta deals on Washington, D.C. Dulles Intl Airport to Tucson flight tickets
Delta
Aug 5
IAD5:47 pmWashington, D.C. Dulles Intl
6h 54m
1 stop
TUS9:41 pmTucson
Aug 8
TUS1:28 pmTucson
8h 06m
1 stop
IAD12:34 amWashington, D.C. Dulles Intl
$355
Delta
Sep 16
IAD11:10 amWashington, D.C. Dulles Intl
12h 40m
2 stops
TUS8:50 pmTucson
Nov 10
TUS2:30 pmTucson
7h 03m
1 stop
IAD11:33 pmWashington, D.C. Dulles Intl
$360
Delta
Sep 16
IAD12:26 pmWashington, D.C. Dulles Intl
11h 24m
2 stops
TUS8:50 pmTucson
Nov 10
TUS8:10 amTucson
13h 23m
2 stops
IAD11:33 pmWashington, D.C. Dulles Intl
$366

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Dulles Intl Airport 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, momondo users made 832,500 searches. Data last updated July 18, 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

Price

Cheapest round-trip

Washington, D.C.Tucson

IAD - TUS

IADTUS

Washington, D.C. Dulles Intl

Wed 10/28

6:42 am-12:33 pm

1 stop8h 51m

Tucson

Tue 11/10

2:41 pm-10:32 pm

1 stop5h 51m

$355

Washington, D.C.Tucson

IAD - TUS

IADTUS

Washington, D.C. Dulles Intl

Wed 10/28

12:31 pm-9:37 pm

2 stops12h 06m

Tucson

Sat 10/31

6:00 am-5:17 pm

1 stop8h 17m

$360

Washington, D.C.Tucson

IAD - TUS

IADTUS

Washington, D.C. Dulles Intl

Wed 10/28

6:00 am-4:00 pm

2 stops13h 00m

Tucson

Tue 11/10

6:10 pm-9:11 am

2 stops13h 01m

$366
Quickest round-trip

Washington, D.C.Tucson

IAD - TUS

IADTUS

Washington, D.C. Dulles Intl

Wed 9/2

8:28 am-12:18 pm

1 stop6h 50m

Tucson

Sun 9/6

6:00 am-4:42 pm

1 stop7h 42m

$377

Washington, D.C.Tucson

IAD - TUS

IADTUS

Washington, D.C. Dulles Intl

Wed 9/2

6:00 am-12:18 pm

1 stop9h 18m

Tucson

Tue 9/8

6:35 am-8:15 pm

2 stops10h 40m

$382

Washington, D.C.Tucson

IAD - TUS

IADTUS

Washington, D.C. Dulles Intl

Thu 11/12

4:00 pm-10:56 pm

1 stop8h 56m

Tucson

Mon 11/16

7:00 am-4:36 pm

1 stop7h 36m

$387

Washington, D.C.Tucson

IAD - TUS

IADTUS

Washington, D.C. Dulles Intl

Thu 9/10

10:15 am-8:50 pm

2 stops13h 35m

Tucson

Wed 9/16

1:45 pm-12:40 am

1 stop7h 55m

$392

Washington, D.C.Tucson

IAD - TUS

IADTUS

Washington, D.C. Dulles Intl

Sat 11/21

4:00 pm-10:56 pm

1 stop8h 56m

Tucson

Sat 12/5

12:30 pm-11:46 pm

1 stop9h 16m

$397

Washington, D.C.Tucson

IAD - TUS

IADTUS

Washington, D.C. Dulles Intl

Tue 9/15

6:52 am-12:20 pm

1 stop8h 28m

Tucson

Sat 9/19

8:00 am-8:24 pm

1 stop9h 24m

$399

Washington, D.C.Tucson

IAD - TUS

IADTUS

Washington, D.C. Dulles Intl

Sat 11/21

5:30 pm-10:56 pm

1 stop7h 26m

Tucson

Sat 12/5

6:00 pm-9:11 am

2 stops13h 11m

$402

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport to Tucson

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Washington, D.C. Dulles Intl Airport and Tucson?

What is the cheapest month to fly to Tucson?

In general, August is the cheapest month to fly from Washington, D.C. Dulles Intl Airport to Tucson. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $384. If you don’t want to visit Tucson in August, then you should wait until October to fly from Washington, D.C. Dulles Intl Airport, when ticket prices are also cheap, with an average price of $398.

How have Washington, D.C. Dulles Intl Airport to Tucson flight prices changed over time?

When to book flights from Washington, D.C. Dulles Intl Airport to Tucson

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Dulles Intl Airport to Tucson according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Washington, D.C. Dulles Intl Airport to Tucson (IAD to TUS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Dulles Intl Airport to Tucson

Fastest flight time

6h 37m

Direct flights

None
The fastest flight from Washington, D.C. Dulles Intl Airport to Tucson takes 6h 37m
There are no direct flights from Washington, D.C. Dulles Intl Airport to Tucson. There are no popular flight routes from Washington, D.C. Dulles Intl Airport to Tucson.
Search flight deals

Frequently asked questions about flying from Washington, D.C. Dulles Intl Airport to Tucson

  • How far is Washington, D.C. Dulles Intl to Tucson by plane?

    The distance between Washington, D.C. Dulles Intl and Tucson is about 1926.8 mi. By plane, this route typically takes 6h 37m.

  • When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Tucson Airport?

    Prices for flights from Washington, D.C. Dulles Intl Airport to Tucson Airport were last updated today.

  • How many operators does momondo search for flights from Washington, D.C. Dulles Intl Airport to Tucson Airport?

  • How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to Tucson Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington, D.C. Dulles Intl Airport to Tucson Airport.

  • What documentation or ID do you need to fly to Tucson Airport?

    The required travel and health documents for your Tucson Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Tucson Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Washington, D.C. Dulles Intl Airport to Tucson?

Best airlines flying from Washington, D.C. Dulles Intl Airport to Tucson

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Tucson with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $315Free CancellationRating
7.4
10,006 reviews
Search United Airlines flights
SouthwestPriceFrom $336Free CancellationRating
8.0
4,243 reviews
Search Southwest flights
DeltaPriceFrom $358Free CancellationRating
7.8
8,478 reviews
Search Delta flights
American AirlinesPriceFrom $371Free CancellationRating
7.1
11,826 reviews
Search American Airlines flights

Traveling to a place near Tucson?

Book flights to Tucson if you plan to visit one of these locations
Tombstone
Bisbee
Sierra Vista
Oro Valley
Green Valley
Douglas

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Can I find flights from Washington, D.C. to Tucson with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Tucson from Washington, D.C. with this policy.

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Once you have performed a search for Washington, D.C. to Tucson flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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