Which layover airport offers the lowest fares from Tucson to Washington, D.C. Dulles Intl Airport?

Flights via Atlanta (ATL) offer the lowest average round-trip price of $371.

What is the cheapest airline that flies from Tucson to Washington, D.C. Dulles Intl?

Delta, United Airlines, and Southwest are the most popular carriers operating from Tucson to Washington, D.C. Dulles Intl

Which layover airport has the shortest connection time from Tucson to Washington, D.C. Dulles Intl Airport?

Los Angeles (LAX) has the shortest average layover time for this route: 1h 20m.

Which layover airport has the shortest travel time from Tucson to Washington, D.C. Dulles Intl Airport?

Flights connecting via Dallas (DFW) have the shortest average one-way travel time: 6h 32m.

What airlines fly to Washington, D.C. Dulles Intl Airport?

United Airlines, American Airlines and Delta are the top three most popular airlines that fly to Washington, D.C. Dulles Intl Airport from Tucson according to our data. United Airlines is the first choice among our users, with 30% of people opting to fly with this airline when traveling to Washington, D.C. Dulles Intl Airport. Keep in mind that there are 4 different airlines that fly to Washington, D.C. Dulles Intl Airport on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Tucson Airport to Washington, D.C. Dulles Intl Airport refresh daily.

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

The number of operators available for flights from Tucson Airport to Washington, D.C. Dulles Intl Airport is 4 as of April 2026.

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Tucson Airport to Washington, D.C. Dulles Intl Airport.

What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

The necessary travel and health documents for your Washington, D.C. Dulles Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$135 Cheap Flights from Tucson to Washington, D.C. Dulles Intl Airport in 2026

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

Prices are currently low for flights on this route. Typical prices usually range from $632 to $398. The lowest price recently found on this route was $382.

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

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

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:25 pm - 4:48 am

TUS

IAD

8h 23m

1 stop

6:14 am - 10:59 am

IAD

TUS

7h 45m

1 stop

$382American Airlines

Mon, Jun 1 - Sat, Jun 6

1:25 pm - 12:51 am

TUS

IAD

8h 26m

1 stop

8:27 am - 12:18 pm

IAD

TUS

6h 51m

1 stop

$385Delta

Thu, May 28 - Mon, Jun 8

5:25 pm - 4:48 am

TUS

IAD

8h 23m

1 stop

6:14 am - 1:19 pm

IAD

TUS

10h 05m

2 stops

$387American Airlines

Mon, Jun 1 - Sat, Jun 6

1:25 pm - 12:51 am

TUS

IAD

8h 26m

1 stop

8:27 am - 3:50 pm

IAD

TUS

10h 23m

2 stops

$390Delta

Thu, May 28 - Mon, Jun 8

11:45 am - 12:13 am

TUS

IAD

9h 28m

1 stop

8:27 am - 12:18 pm

IAD

TUS

6h 51m

1 stop

$396Delta

Thu, Jun 4 - Mon, Jun 8

3:20 pm - 12:20 am

TUS

IAD

6h 00m

1 stop

5:55 pm - 9:55 pm

IAD

TUS

7h 00m

1 stop

$397Southwest

Thu, May 28 - Mon, Jun 1

5:25 pm - 5:03 am

TUS

IAD

8h 38m

1 stop

6:18 am - 12:31 pm

IAD

TUS

9h 13m

1 stop

$400American Airlines

Sat, May 23 - Fri, May 29

11:45 am - 12:13 am

TUS

IAD

9h 28m

1 stop

6:00 am - 3:50 pm

IAD

TUS

12h 50m

2 stops

$401Delta

Thu, Jun 4 - Mon, Jun 8

6:18 pm - 5:00 am

TUS

IAD

7h 42m

1 stop

6:10 am - 12:17 pm

IAD

TUS

9h 07m

1 stop

$402American Airlines

Sat, Aug 15 - Wed, Aug 19

6:50 am - 12:13 am

TUS

IAD

14h 23m

2 stops

11:05 am - 9:00 pm

IAD

TUS

12h 55m

2 stops

$406Delta

Thu, Jun 4 - Mon, Jun 8

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

Our best Delta deals on Tucson to Washington, D.C. Dulles Intl Airport flight tickets

Delta

May 28

TUS1:25 pmTucson

8h 26m

1 stop

IAD12:51 amWashington, D.C. Dulles Intl

Jun 8

IAD8:27 amWashington, D.C. Dulles Intl

6h 51m

1 stop

TUS12:18 pmTucson

$385

Delta

May 28

TUS1:25 pmTucson

8h 26m

1 stop

IAD12:51 amWashington, D.C. Dulles Intl

Jun 8

IAD8:27 amWashington, D.C. Dulles Intl

10h 23m

2 stops

TUS3:50 pmTucson

$390

Delta

Jun 4

TUS11:45 amTucson

9h 28m

1 stop

IAD12:13 amWashington, D.C. Dulles Intl

Jun 8

IAD8:27 amWashington, D.C. Dulles Intl

6h 51m

1 stop

TUS12:18 pmTucson

$396

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

Our best Southwest deals on Tucson to Washington, D.C. Dulles Intl Airport flight tickets

Southwest

May 12

TUS6:35 amTucson

6h 15m

1 stop

IAD3:50 pmWashington, D.C. Dulles Intl

May 12

IAD5:30 pmWashington, D.C. Dulles Intl

6h 55m

1 stop

TUS9:25 pmTucson

$461

Southwest

May 5

TUS7:50 amTucson

12h 50m

2 stops

IAD11:40 pmWashington, D.C. Dulles Intl

May 12

IAD6:20 amWashington, D.C. Dulles Intl

8h 35m

2 stops

TUS11:55 amTucson

$591

Southwest

May 5

TUS7:10 amTucson

6h 40m

1 stop

IAD4:50 pmWashington, D.C. Dulles Intl

May 13

IAD6:20 amWashington, D.C. Dulles Intl

8h 35m

2 stops

TUS11:55 amTucson

$627

momondo Fare Finder

Use the filters below to find and compare flights from Tucson to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TucsonWashington, D.C.

TUS - IAD

TUSIAD

Tucson

Mon 6/1

5:25 pm-4:48 am

1 stop8h 23m

Washington, D.C. Dulles Intl

Sat 6/6

6:14 am-10:59 am

1 stop7h 45m

$382

TucsonWashington, D.C.

TUS - IAD

TUSIAD

Tucson

Thu 5/28

1:25 pm-12:51 am

1 stop8h 26m

Washington, D.C. Dulles Intl

Mon 6/8

8:27 am-12:18 pm

1 stop6h 51m

$385

TucsonWashington, D.C.

TUS - IAD

TUSIAD

Tucson

Mon 6/1

5:25 pm-4:48 am

1 stop8h 23m

Washington, D.C. Dulles Intl

Sat 6/6

6:14 am-1:19 pm

2 stops10h 05m

$387

TucsonWashington, D.C.

TUS - IAD

TUSIAD

Tucson

Thu 5/28

1:25 pm-12:51 am

1 stop8h 26m

Washington, D.C. Dulles Intl

Mon 6/8

8:27 am-3:50 pm

2 stops10h 23m

$390

TucsonWashington, D.C.

TUS - IAD

TUSIAD

Tucson

Thu 6/4

11:45 am-12:13 am

1 stop9h 28m

Washington, D.C. Dulles Intl

Mon 6/8

8:27 am-12:18 pm

1 stop6h 51m

$396

Quickest round-trip

TucsonWashington, D.C.

TUS - IAD

TUSIAD

Tucson

Thu 5/28

3:20 pm-12:20 am

1 stop6h 00m

Washington, D.C. Dulles Intl

Mon 6/1

5:55 pm-9:55 pm

1 stop7h 00m

$397

TucsonWashington, D.C.

TUS - IAD

TUSIAD

Tucson

Sat 5/23

5:25 pm-5:03 am

1 stop8h 38m

Washington, D.C. Dulles Intl

Fri 5/29

6:18 am-12:31 pm

1 stop9h 13m

$400

TucsonWashington, D.C.

TUS - IAD

TUSIAD

Tucson

Thu 6/4

11:45 am-12:13 am

1 stop9h 28m

Washington, D.C. Dulles Intl

Mon 6/8

6:00 am-3:50 pm

2 stops12h 50m

$401

TucsonWashington, D.C.

TUS - IAD

TUSIAD

Tucson

Sat 8/15

6:18 pm-5:00 am

1 stop7h 42m

Washington, D.C. Dulles Intl

Wed 8/19

6:10 am-12:17 pm

1 stop9h 07m

$402

TucsonWashington, D.C.

TUS - IAD

TUSIAD

Tucson

Thu 6/4

6:50 am-12:13 am

2 stops14h 23m

Washington, D.C. Dulles Intl

Mon 6/8

11:05 am-9:00 pm

2 stops12h 55m

$406

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Tucson to Washington, D.C. Dulles Intl Airport

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

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

Can stopping save me money on Tucson to Washington, D.C. Dulles Intl Airport flights?

You could potentially save up to 62% on your flight if you consider stops on a Tucson to Washington, D.C. Dulles Intl Airport flight.

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

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

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

Estimated round-trip price

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

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

Fastest flight time	6h 00m
Direct flights	None

The fastest flight from Tucson to Washington, D.C. Dulles Intl Airport takes 6h 00m

There are no direct flights from Tucson to Washington, D.C. Dulles Intl Airport. There are no popular flight routes from Tucson to Washington, D.C. Dulles Intl Airport.

Search flight deals

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

How far is Tucson to Washington, D.C. Dulles Intl by plane?
Tucson and Washington, D.C. Dulles Intl are 1926.8 mi apart from one another. A reasonable flight in good conditions will take 6h 00m.
When did momondo last update prices for flights from Tucson Airport to Washington, D.C. Dulles Intl Airport?
Prices for flights from Tucson Airport to Washington, D.C. Dulles Intl Airport refresh daily.
How many operators does momondo search for flights from Tucson Airport to Washington, D.C. Dulles Intl Airport?
The number of operators available for flights from Tucson Airport to Washington, D.C. Dulles Intl Airport is 4 as of April 2026.
How old do you have to be to fly from Tucson Airport to Washington, D.C. Dulles Intl Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Tucson Airport to Washington, D.C. Dulles Intl Airport.
What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?
The necessary travel and health documents for your Washington, D.C. Dulles Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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

Compare and see reviews for airlines that fly from Tucson to Washington, D.C. Dulles Intl Airport with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $306	Free Cancellation	Rating 7.9 8,430 reviews	Search Delta flights
United Airlines	PriceFrom $326	Free Cancellation	Rating 7.4 9,624 reviews	Search United Airlines flights
American Airlines	PriceFrom $332	Free Cancellation	Rating 7.1 11,647 reviews	Search American Airlines flights
Southwest	PriceFrom $401	Free Cancellation	Rating 8.0 4,330 reviews	Search Southwest flights

Alexandria

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Arlington

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Laurel

Colonial Beach

Gaithersburg

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Fredericksburg

Silver Spring

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Manassas

Sterling

Linthicum Heights

Tysons

Bethesda

Springfield

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Cheap flights from Tucson to Washington, D.C. from $135

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Tucson to Washington, D.C. departing on 6/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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

Our best Delta deals on Tucson to Washington, D.C. Dulles Intl Airport flight tickets

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

Our best Southwest deals on Tucson to Washington, D.C. Dulles Intl Airport flight tickets

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Use the filters below to find and compare flights from Tucson to Washington, D.C. Dulles Intl Airport that are best for you.

See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Tucson to Washington, D.C. Dulles Intl Airport

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

Can stopping save me money on Tucson to Washington, D.C. Dulles Intl Airport flights?

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

What is the cheapest airline that flies from Tucson to Washington, D.C. Dulles Intl?

What airlines fly to Washington, D.C. Dulles Intl Airport?

Which layover airport offers the lowest fares from Tucson to Washington, D.C. Dulles Intl Airport?

Which layover airport has the shortest travel time from Tucson to Washington, D.C. Dulles Intl Airport?

Which layover airport has the shortest connection time from Tucson to Washington, D.C. Dulles Intl Airport?

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

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

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

Fastest flight time

Direct flights

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

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

Compare and see reviews for airlines that fly from Tucson to Washington, D.C. Dulles Intl Airport with momondo

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