Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Washington, D.C. Dulles Intl Airport to Tucson from $177

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 9/24. 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
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

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

Cheap round-trip flights

United Airlines Logo
3:48 pm - 8:18 pmIAD-TUS
7h 30m1 stop
United Airlines Logo
11:35 am - 8:55 pmTUS-IAD
6h 20m1 stop
$358United Airlines
Find Deal
Sat, Sep 20 - Sat, Sep 27
United Airlines Logo
6:01 am - 10:16 amIAD-TUS
7h 15m1 stop
United Airlines Logo
10:57 am - 10:06 pmTUS-IAD
8h 09m1 stop
$363United Airlines
Find Deal
Thu, Sep 25 - Mon, Sep 29
Delta Logo
1:00 pm - 9:36 pmIAD-TUS
11h 36m2 stops
Delta Logo
6:00 am - 4:27 pmTUS-IAD
7h 27m1 stop
$368Delta
Find Deal
Sat, Sep 20 - Sat, Sep 27
Delta Logo
5:25 pm - 9:36 pmIAD-TUS
7h 11m1 stop
Delta Logo
12:57 pm - 11:17 pmTUS-IAD
7h 20m1 stop
$370Delta
Find Deal
Sat, Sep 27 - Wed, Oct 1
Alaska Airlines Logo
6:13 pm - 3:39 pmIAD-TUS
23h 26m1 stop
Alaska Airlines Logo
4:35 pm - 6:23 amTUS-IAD
11h 48m1 stop
$386Alaska Airlines
Find Deal
Sat, Nov 8 - Sat, Nov 15
Southwest Logo
7:40 am - 9:30 pmIAD-TUS
16h 50m2 stops
Southwest Logo
6:35 am - 4:00 pmTUS-IAD
6h 25m1 stop
$393Southwest
Find Deal
Wed, Oct 8 - Wed, Oct 15
Southwest Logo
6:40 am - 2:10 pmIAD-TUS
10h 30m2 stops
Southwest Logo
6:10 am - 10:15 pmTUS-IAD
14h 05m2 stops
$403Southwest
Find Deal
Sat, Nov 1 - Sat, Nov 8
American Airlines Logo
6:25 am - 12:41 pmIAD-TUS
9h 16m1 stop
American Airlines Logo
6:01 am - 4:50 pmTUS-IAD
7h 49m1 stop
$408American Airlines
Find Deal
Fri, Sep 26 - Mon, Sep 29
American Airlines Logo
5:40 pm - 9:27 pmIAD-TUS
6h 47m1 stop
American Airlines Logo
11:39 am - 10:48 pmTUS-IAD
8h 09m1 stop
$420American Airlines
Find Deal
Fri, Oct 3 - Sat, Oct 4
Alaska Airlines Logo
6:09 pm - 11:21 amIAD-TUS
20h 12m1 stop
Alaska Airlines Logo
12:17 pm - 4:52 pmTUS-IAD
25h 35m2 stops
$428Alaska Airlines
Find Deal
Tue, Sep 23 - Tue, Sep 30

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
Sep 20
IAD1:00 pmWashington, D.C. Dulles Intl
11h 36m
2 stops
TUS9:36 pmTucson
Sep 27
TUS6:00 amTucson
7h 27m
1 stop
IAD4:27 pmWashington, D.C. Dulles Intl
$368
Find similar
Delta
Sep 27
IAD5:25 pmWashington, D.C. Dulles Intl
7h 11m
1 stop
TUS9:36 pmTucson
Oct 1
TUS12:57 pmTucson
7h 20m
1 stop
IAD11:17 pmWashington, D.C. Dulles Intl
$370
Find similar
Delta
Sep 20
IAD6:00 amWashington, D.C. Dulles Intl
12h 50m
2 stops
TUS3:50 pmTucson
Sep 27
TUS7:00 amTucson
13h 26m
2 stops
IAD11:26 pmWashington, D.C. Dulles Intl
$373
Find similar

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

Our best American Airlines deals on Washington, D.C. Dulles Intl Airport to Tucson flight tickets
American Airlines
Sep 3
IAD11:47 amWashington, D.C. Dulles Intl
6h 13m
1 stop
TUS3:00 pmTucson
Sep 16
TUS11:39 amTucson
8h 06m
1 stop
IAD10:45 pmWashington, D.C. Dulles Intl
$375
Find similar
American Airlines
Sep 26
IAD6:25 amWashington, D.C. Dulles Intl
9h 16m
1 stop
TUS12:41 pmTucson
Sep 29
TUS6:01 amTucson
7h 49m
1 stop
IAD4:50 pmWashington, D.C. Dulles Intl
$408
Find similar
American Airlines
Oct 3
IAD5:40 pmWashington, D.C. Dulles Intl
6h 47m
1 stop
TUS9:27 pmTucson
Oct 4
TUS11:39 amTucson
8h 09m
1 stop
IAD10:48 pmWashington, D.C. Dulles Intl
$420
Find similar

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 August 25, 2025.
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

Washington, D.C.Tucson

IAD - TUS

IADTUS

Washington, D.C. Dulles Intl

Sat 9/20

3:48 pm-8:18 pm

1 stop7h 30m

Tucson

Sat 9/27

11:35 am-8:55 pm

1 stop6h 20m

$358

Washington, D.C.Tucson

IAD - TUS

IADTUS

Washington, D.C. Dulles Intl

Thu 9/25

6:01 am-10:16 am

1 stop7h 15m

Tucson

Mon 9/29

10:57 am-10:06 pm

1 stop8h 09m

$363

Washington, D.C.Tucson

IAD - TUS

IADTUS

Washington, D.C. Dulles Intl

Sat 9/20

1:00 pm-9:36 pm

2 stops11h 36m

Tucson

Sat 9/27

6:00 am-4:27 pm

1 stop7h 27m

$368

Washington, D.C.Tucson

IAD - TUS

IADTUS

Washington, D.C. Dulles Intl

Sat 9/27

5:25 pm-9:36 pm

1 stop7h 11m

Tucson

Wed 10/1

12:57 pm-11:17 pm

1 stop7h 20m

$370

Washington, D.C.Tucson

IAD - TUS

IADTUS

Washington, D.C. Dulles Intl

Sat 11/8

6:13 pm-3:39 pm

1 stop23h 26m

Tucson

Sat 11/15

4:35 pm-6:23 am

1 stop11h 48m

$386

Washington, D.C.Tucson

IAD - TUS

IADTUS

Washington, D.C. Dulles Intl

Wed 10/8

7:40 am-9:30 pm

2 stops16h 50m

Tucson

Wed 10/15

6:35 am-4:00 pm

1 stop6h 25m

$393

Washington, D.C.Tucson

IAD - TUS

IADTUS

Washington, D.C. Dulles Intl

Sat 11/1

6:40 am-2:10 pm

2 stops10h 30m

Tucson

Sat 11/8

6:10 am-10:15 pm

2 stops14h 05m

$403

Washington, D.C.Tucson

IAD - TUS

IADTUS

Washington, D.C. Dulles Intl

Fri 9/26

6:25 am-12:41 pm

1 stop9h 16m

Tucson

Mon 9/29

6:01 am-4:50 pm

1 stop7h 49m

$408

Washington, D.C.Tucson

IAD - TUS

IADTUS

Washington, D.C. Dulles Intl

Fri 10/3

5:40 pm-9:27 pm

1 stop6h 47m

Tucson

Sat 10/4

11:39 am-10:48 pm

1 stop8h 09m

$420

Washington, D.C.Tucson

IAD - TUS

IADTUS

Washington, D.C. Dulles Intl

Tue 9/23

6:09 pm-11:21 am

1 stop20h 12m

Tucson

Tue 9/30

12:17 pm-4:52 pm

2 stops25h 35m

$428

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Tucson from

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 cheapest month to fly to Tucson?

In general, June 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 $302. If you don’t want to visit Tucson in June, then you should wait until February to fly from Washington, D.C. Dulles Intl Airport, when ticket prices are also cheap, with an average price of $371.

What is the cheapest day to depart on your flight to Tucson?

According to our data, Tuesday is the cheapest day to fly to Tucson from Washington, D.C. Dulles Intl Airport. The lowest ticket price found for a Tuesday departure recently was $469. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Washington, D.C. Dulles Intl Airport to Tucson for around $579.

What is the cheapest time of day to depart on your flight to Tucson?

At noon is the cheapest time of day to fly from Washington, D.C. Dulles Intl Airport to Tucson when you can find flight prices for as low as $478. Flying to Tucson at noon is an ideal time because this is during off-peak travel hours. Flights in the evening are often more expensive with an average ticket price of $632.

How far in advance should I book a flight to Tucson?

You are more likely to see cheaper flights to Tucson from Washington, D.C. Dulles Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Tucson for around $446 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Tucson from Washington, D.C. Dulles Intl Airport for as low as $341 on momondo.

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

As of August 2025, prices for Washington, D.C. Dulles Intl Airport to Tucson flights are approximately 10% cheaper when compared to flights at the same time last year.

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

Direct flights

None
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

  • 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 35m.

  • 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
DeltaPriceFrom $277Free CancellationRating
7.9
7,981 reviews
Search Delta flights
American AirlinesPriceFrom $312Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
SouthwestPriceFrom $336Free CancellationRating
8.0
4,243 reviews
Search Southwest flights
United AirlinesPriceFrom $349Free CancellationRating
7.4
8,940 reviews
Search United 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
Nogales
Douglas

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Tucson?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Washington, D.C. to Tucson. momondo saves you time and could save you money on your trip.

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.

How can momondo help me find flights from Washington, D.C. to Tucson?

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.

I’m not ready to book a flight from Washington, D.C. to Tucson right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Washington, D.C. to Tucson flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Tucson trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 8/30
Sat 9/6
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States