What are the cheapest airlines to fly from Alabama to Washington, D.C. Dulles Intl Airport one-way?

$44 is the cheapest one-way deal found within the past few days, from Allegiant Air. You may also be able to find cheap deals on Frontier and United Airlines, with prices starting from $58 and $69, respectively.

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 2.6 in.

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

What are the most popular routes from Alabama to Washington, D.C. Dulles Intl Airport?

The most popular route from Alabama to Washington, D.C. Dulles Intl Airport is Atlanta Hartsfield-Jackson - Washington, D.C. Dulles Intl. You may also consider Huntsville - Washington, D.C. Dulles Intl or Pensacola - Washington, D.C. Dulles Intl.

How far in advance should I book a flight from Alabama to Washington, D.C. Dulles Intl Airport?

To save on the cost of your flight from Alabama to Washington, D.C. Dulles Intl Airport, book at least 50 days before your planned departure. Booking around this time can save you about 76% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $357 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $461.

What is the cheapest month to fly from Alabama to Washington, D.C. Dulles Intl Airport?

The best pricing can be found in the month of June. Prices to Washington, D.C. Dulles Intl Airport from Alabama average $405. You can even find prices in June for less than $405, as users have found deals to Washington, D.C. Dulles Intl Airport from as low as $217. The month of January appears to be one of the more expensive times to travel to Washington, D.C. Dulles Intl Airport from Alabama. Flying in the targeted month can save you up to 14%.

Can I find deals for flights from Alabama to Dulles Intl that include hotel bookings?

Yes. In addition to deals on Alabama to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Alabama to Dulles Intl?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Alabama to Dulles Intl.

Can I find deals for business class flights from Alabama to Dulles Intl?

Yes. Cheapflights offers flight deals from Alabama to Dulles Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$40+ Flights from Alabama to Washington, D.C. Dulles Intl Airport

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Cheap flight deals from Alabama to Dulles Intl

Round-trip from	$99 (Cheapflightsfares)
One-way from	$44 (Mytrip)
Popular in	January
Cheapest in	June
Average price	$387
Good round-trip deal	$326 or less
Good one-way deal	$223 or less

From Alabama to Washington, D.C. Dulles Intl

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One-way flight from Alabama to Washington, D.C. Dulles Intl

Search Deals

Highest demand for flights based on searches. 7% potential increase in price ($32 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).

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Average for round-trip flights in July 2025

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Price to beat on a round-trip flight from Alabama to Washington, D.C. Dulles Intl.

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Price to beat on a one-way flight from Alabama to Washington, D.C. Dulles Intl.

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Find flight deals from Alabama to Dulles Intl

Cheapest flights from Alabama to Dulles Intl
Explore the most affordable flight options available from Alabama to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 18, 2025.

Fri 10/172:27 pmATL - IAD

Nonstop1h 46mFrontier

Sun 10/196:00 amIAD - ATL

Nonstop1h 58mFrontier

Deal found 7/15

$97

Thu 10/95:02 pmVPS - IAD

Nonstop2h 21mAllegiant Air

Thu 10/169:13 pmIAD - VPS

Nonstop2h 29mAllegiant Air

Deal found 7/17

$103

Sat 8/305:00 pmATL - IAD

Nonstop1h 49mDelta

Thu 9/47:22 amIAD - ATL

Nonstop1h 56mDelta

Deal found 7/16

$129

Thu 10/96:01 pmVPS - IAD

1 stop16h 43mMultiple Airlines

Thu 10/169:13 pmIAD - VPS

Nonstop2h 29mMultiple Airlines

Deal found 7/17

$199

Sat 8/168:00 amMOB - IAD

Nonstop2h 27mUnited Airlines

Mon 8/188:50 amIAD - MOB

Nonstop2h 31mUnited Airlines

Deal found 7/16

$209

Tue 8/58:05 amHSV - IAD

Nonstop2h 06mUnited Airlines

Thu 8/148:50 amIAD - HSV

Nonstop2h 07mUnited Airlines

Deal found 7/17

$219

Tue 9/96:15 amHSV - IAD

1 stop4h 17mDelta

Wed 9/176:00 amIAD - HSV

1 stop4h 40mDelta

Deal found 7/16

$229

Thu 8/146:59 pmMOB - IAD

1 stop4h 22mDelta

Sat 8/166:00 amIAD - MOB

1 stop6h 27mDelta

Deal found 7/17

$229

Sat 9/206:05 pmVPS - IAD

1 stop4h 12mDelta

Sat 9/275:25 pmIAD - VPS

1 stop5h 24mDelta

Deal found 7/16

$231

Sat 10/256:00 amPNS - IAD

1 stop6h 57mDelta

Tue 10/289:00 amIAD - PNS

1 stop6h 23mDelta

Deal found 7/16

$249

Wed 8/276:25 pmPNS - IAD

2 stops15h 19mMultiple Airlines

Sat 8/308:12 pmIAD - PNS

2 stops20h 45mMultiple Airlines

Deal found 7/15

$255

Sat 8/164:42 pmMOB - IAD

1 stop6h 15mAmerican Airlines

Mon 8/184:36 pmIAD - MOB

1 stop5h 11mAmerican Airlines

Deal found 7/16

$269

Best flights from Alabama to Dulles Intl
Discover carefully curated flight deals from Alabama to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 18, 2025.

Fri 8/810:23 pmATL - IAD

Nonstop1h 56mFrontier

Sun 8/106:10 amIAD - ATL

Nonstop2h 07mFrontier

Deal found 7/17

$99

Thu 10/95:02 pmVPS - IAD

Nonstop2h 21mAllegiant Air

Thu 10/169:13 pmIAD - VPS

Nonstop2h 29mAllegiant Air

Deal found 7/17

$103

Sat 8/305:00 pmATL - IAD

Nonstop1h 49mDelta

Thu 9/47:22 amIAD - ATL

Nonstop1h 56mDelta

Deal found 7/16

$129

Thu 10/96:01 pmVPS - IAD

1 stop16h 43mMultiple Airlines

Thu 10/169:13 pmIAD - VPS

Nonstop2h 29mMultiple Airlines

Deal found 7/17

$199

Tue 8/58:05 amHSV - IAD

Nonstop2h 06mUnited Airlines

Thu 8/148:50 amIAD - HSV

Nonstop2h 07mUnited Airlines

Deal found 7/15

$209

Sat 8/164:42 pmMOB - IAD

1 stop6h 15mAmerican Airlines

Mon 8/184:36 pmIAD - MOB

1 stop5h 11mAmerican Airlines

Deal found 7/16

$269

Thu 10/96:01 pmVPS - IAD

1 stop16h 43mSun Country Air

Thu 10/1611:52 amIAD - VPS

1 stop22h 25mSun Country Air

Deal found 7/16

$344

Sat 8/168:00 amMOB - IAD

Nonstop2h 27mUnited Airlines

Mon 8/188:50 amIAD - MOB

Nonstop2h 31mUnited Airlines

Deal found 7/16

$209

Tue 9/96:15 amHSV - IAD

1 stop4h 17mDelta

Wed 9/176:00 amIAD - HSV

1 stop4h 40mDelta

Deal found 7/16

$229

Thu 8/146:59 pmMOB - IAD

1 stop4h 22mDelta

Sat 8/166:00 amIAD - MOB

1 stop6h 27mDelta

Deal found 7/16

$229

Wed 8/276:25 pmPNS - IAD

2 stops15h 19mMultiple Airlines

Sat 8/308:12 pmIAD - PNS

2 stops20h 45mMultiple Airlines

Deal found 7/15

$255

Sat 9/206:05 pmVPS - IAD

1 stop4h 12mDelta

Sat 9/275:25 pmIAD - VPS

1 stop5h 24mDelta

Deal found 7/16

$231

Last-minute flights from Alabama to Dulles Intl
Discover last-minute flight deals from Alabama to Dulles Intl. Data last updated July 18, 2025 and is based on user searches.

Tue 7/2212:45 pmBHM - IAD

1 stop5h 51mAmerican Airlines

Tue 7/298:06 pmIAD - BHM

1 stop4h 26mAmerican Airlines

Deal found 7/16

$457

Tue 7/226:14 pmBHM - IAD

1 stop4h 02mDelta

Wed 7/307:02 amIAD - BHM

1 stop4h 54mDelta

Deal found 7/16

$467

Wed 7/237:08 pmHSV - IAD

1 stop3h 50mAmerican Airlines

Sat 7/266:35 amIAD - HSV

1 stop5h 21mAmerican Airlines

Deal found 7/15

$370

Wed 7/231:53 pmPNS - IAD

3 stops29h 27mMultiple Airlines

Sat 7/269:43 pmIAD - PNS

2 stops21h 46mMultiple Airlines

Deal found 7/16

$371

Wed 7/2311:29 amPNS - IAD

1 stop3h 56mDelta

Wed 7/3012:45 pmIAD - PNS

1 stop3h 47mDelta

Deal found 7/16

$473

Thu 7/248:05 amHSV - IAD

Nonstop2h 06mUnited Airlines

Thu 7/3112:55 pmIAD - HSV

Nonstop2h 09mUnited Airlines

Deal found 7/17

$279

Thu 7/247:43 pmHSV - IAD

1 stop3h 51mDelta

Sun 7/276:00 amIAD - HSV

1 stop4h 17mDelta

Deal found 7/17

$309

Thu 7/244:58 pmCHA - IAD

2 stops21h 25mMultiple Airlines

Sun 8/311:58 amIAD - CHA

3 stops24h 22mMultiple Airlines

Deal found 7/17

$428

Fri 7/258:00 amMOB - IAD

Nonstop2h 27mUnited Airlines

Thu 7/318:50 amIAD - MOB

Nonstop2h 31mUnited Airlines

Deal found 7/17

$259

Fri 7/257:15 pmMOB - IAD

1 stop4h 19mDelta

Sun 7/276:00 amIAD - MOB

1 stop7h 00mDelta

Deal found 7/17

$309

Sat 7/261:27 pmATL - IAD

Nonstop1h 49mFrontier

Wed 7/306:10 amIAD - ATL

Nonstop1h 57mFrontier

Deal found 7/17

$99

Sat 7/265:20 amMOB - IAD

1 stop4h 17mAmerican Airlines

Fri 8/15:39 pmIAD - MOB

1 stop5h 06mAmerican Airlines

Deal found 7/16

$449

One-way flights from Alabama to Dulles Intl
Search for one-way flight options from Alabama to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated July 18, 2025.

Tue 9/22:34 pmVPS - IAD

Nonstop2h 15mAllegiant Air

Deal found 7/17

$44

Fri 8/2910:20 pmATL - IAD

Nonstop1h 56mFrontier

Deal found 7/17

$58

Tue 10/212:40 pmATL - IAD

Nonstop1h 50mUnited Airlines

Deal found 7/16

$69

Sun 10/199:44 pmCHA - IAD

1 stop11h 35mAllegiant Air

Deal found 7/16

$77

Sun 8/247:30 amATL - IAD

Nonstop1h 42mDelta

Deal found 7/16

$89

Thu 11/277:00 amVPS - IAD

1 stop4h 10mSouthwest

Deal found 7/16

$117

Tue 8/197:15 pmATL - IAD

1 stop3h 41mAmerican Airlines

Deal found 7/18

$126

Thu 10/169:00 pmATL - IAD

1 stop15h 26mSun Country Air

Deal found 7/17

$130

Thu 9/44:31 pmBHM - IAD

2 stops22h 22mMultiple Airlines

Deal found 7/17

$135

Thu 8/79:38 amATL - IAD

2 stops23h 45mMultiple Airlines

Deal found 7/16

$137

Fri 8/226:30 amVPS - IAD

2 stops8h 45mMultiple Airlines

Deal found 7/17

$137

Tue 8/268:05 amPNS - IAD

1 stop5h 26mDelta

Deal found 7/16

$139

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

AtlantaWashington, D.C.

ATL - IAD

ATLIAD

Atlanta Hartsfield-Jackson

Fri 8/8

10:23 pm-12:19 am

Nonstop1h 56m

Washington, D.C. Dulles Intl

Sun 8/10

6:10 am-8:17 am

Nonstop2h 07m

$99

ValparaisoWashington, D.C.

VPS - IAD

VPSIAD

Valparaiso Destin-Ft Walton Beach

Thu 10/9

5:02 pm-8:23 pm

Nonstop2h 21m

Washington, D.C. Dulles Intl

Thu 10/16

9:13 pm-10:42 pm

Nonstop2h 29m

$103

AtlantaWashington, D.C.

ATL - IAD

ATLIAD

Atlanta Hartsfield-Jackson

Sat 8/30

9:35 pm-11:21 pm

Nonstop1h 46m

Washington, D.C. Dulles Intl

Mon 9/1

7:22 am-9:18 am

Nonstop1h 56m

$129

ValparaisoWashington, D.C.

VPS - IAD

VPSIAD

Valparaiso Destin-Ft Walton Beach

Thu 10/9

6:01 pm-11:44 am

1 stop16h 43m

Washington, D.C. Dulles Intl

Thu 10/16

9:13 pm-10:42 pm

Nonstop2h 29m

$199

MobileWashington, D.C.

MOB - IAD

MOBIAD

Mobile

Sat 8/16

8:00 am-11:27 am

Nonstop2h 27m

Washington, D.C. Dulles Intl

Mon 8/18

8:50 am-10:21 am

Nonstop2h 31m

$209

HuntsvilleWashington, D.C.

HSV - IAD

HSVIAD

Huntsville

Tue 8/5

8:05 am-11:11 am

Nonstop2h 06m

Washington, D.C. Dulles Intl

Thu 8/14

8:50 am-9:57 am

Nonstop2h 07m

$219

HuntsvilleWashington, D.C.

HSV - IAD

HSVIAD

Huntsville

Tue 9/9

6:15 am-11:32 am

1 stop4h 17m

Washington, D.C. Dulles Intl

Wed 9/17

6:00 am-9:40 am

1 stop4h 40m

$229

MobileWashington, D.C.

MOB - IAD

MOBIAD

Mobile

Thu 8/14

6:59 pm-12:21 am

1 stop4h 22m

Washington, D.C. Dulles Intl

Sat 8/16

6:00 am-11:27 am

1 stop6h 27m

$229

ValparaisoWashington, D.C.

VPS - IAD

VPSIAD

Valparaiso Destin-Ft Walton Beach

Sat 9/20

6:05 pm-11:17 pm

1 stop4h 12m

Washington, D.C. Dulles Intl

Sat 9/27

5:25 pm-9:49 pm

1 stop5h 24m

$231

PensacolaWashington, D.C.

PNS - IAD

PNSIAD

Pensacola

Sat 10/25

6:00 am-1:57 pm

1 stop6h 57m

Washington, D.C. Dulles Intl

Tue 10/28

9:00 am-2:23 pm

1 stop6h 23m

$249

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/17

Showing 1-10 of 59 results

...

Best time to book a flight from Alabama to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Alabama with our price prediction graph.

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 Alabama to Washington, D.C. Dulles Intl Airport

What is the cheapest month to book a flight from Alabama to Washington, D.C. Dulles Intl Airport?

Currently, August is the cheapest month in which you can book a flight from Alabama to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Alabama to Washington, D.C. Dulles Intl Airport in April is currently the most expensive (average of $337). 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.

What is the cheapest time of day to fly from AL to IAD?

When flying from Alabama to Washington, D.C. Dulles Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Dulles Intl

Get a feel of what it's like to fly with Southwest, Delta, and United Airlines from Alabama to Washington, D.C. Dulles Intl Airport by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Southwest

8.0

Very good

4,239 reviews

Reviews

1 / 20

8.0

Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

Southwest

8.0

Very good

4,239 reviews

Southwest

8.0

Very good

4,239 reviews

Reviews

1 / 20

8.0

Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

Delta

8.0

Very good

7,959 reviews

Southwest

8.0

Very good

4,239 reviews

Reviews

1 / 20

8.0

Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

United Airlines

7.4

Good

8,864 reviews

Southwest

8.0

Very good

4,239 reviews

Reviews

1 / 20

8.0

Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

American Airlines

7.2

Good

10,000 reviews

Southwest

8.0

Very good

4,239 reviews

Reviews

1 / 20

8.0

Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

Allegiant Air

7.2

Good

702 reviews

Southwest

8.0

Very good

4,239 reviews

Reviews

1 / 20

8.0

Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

Related info for your journey

What are the cheapest airlines to fly from Alabama to Washington, D.C. Dulles Intl Airport one-way?
$44 is the cheapest one-way deal found within the past few days, from Allegiant Air. You may also be able to find cheap deals on Frontier and United Airlines, with prices starting from $58 and $69, respectively.
What are the most popular routes from Alabama to Washington, D.C. Dulles Intl Airport?
The most popular route from Alabama to Washington, D.C. Dulles Intl Airport is Atlanta Hartsfield-Jackson - Washington, D.C. Dulles Intl. You may also consider Huntsville - Washington, D.C. Dulles Intl or Pensacola - Washington, D.C. Dulles Intl.
Can I find deals for flights from Alabama to Dulles Intl that include hotel bookings?
Yes. In addition to deals on Alabama to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Alabama to Dulles Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Alabama to Dulles Intl.
Can I find deals for business class flights from Alabama to Dulles Intl?
Yes. Cheapflights offers flight deals from Alabama to Dulles Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Alabama to Washington, D.C. Dulles Intl Airport?
Currently, August is the cheapest month in which you can book a flight from Alabama to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Alabama to Washington, D.C. Dulles Intl Airport in April is currently the most expensive (average of $337). 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.

See more FAQs

Woodbridge

Arlington

Alexandria

Tysons

Silver Spring

Fredericksburg

Gaithersburg

Easton

Fairfax

Towson

Linthicum Heights

Falls Church

Waldorf

Laurel

Rockville

Oxon Hill

Springfield

National Harbor

Manassas

Dundalk

Browse thousands of different options on Cheapflights for your next trip

Top 3 airlines flying from Alabama to Dulles Intl

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$204	Average$332	FlexibilityNo cancel fee	On-time69%
Delta	Cheapest$224	Average$396	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$256	Average$421	FlexibilityNo cancel fee	On-time71%

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$40+ Cheap flights from Alabama to Dulles Intl (IAD)

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 8/30. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Alabama to Dulles Intl with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Alabama to Dulles Intl

Keep the following information in mind while searching for Alabama to Dulles Intl flight deals. Data was last updated July 18, 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Alabama to Dulles Intl

Cheapest flights from Alabama to Dulles IntlExplore the most affordable flight options available from Alabama to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 18, 2025.

Explore the most affordable flight options available from Alabama to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 18, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Alabama to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Alabama with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Alabama to Washington, D.C. Dulles Intl Airport

What is the cheapest month to book a flight from Alabama to Washington, D.C. Dulles Intl Airport?

What is the cheapest time of day to fly from AL to IAD?

Find hourly flight availability from Alabama to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 18, 2025.

Reviews of airlines servicing Dulles Intl

Related info for your journey

Find useful and relevant information for your journey from Alabama to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What are the cheapest airlines to fly from Alabama to Washington, D.C. Dulles Intl Airport one-way?

What are the most popular routes from Alabama to Washington, D.C. Dulles Intl Airport?

Can I find deals for flights from Alabama to Dulles Intl that include hotel bookings?

How can I find direct flights from Alabama to Dulles Intl?

Can I find deals for business class flights from Alabama to Dulles Intl?

What is the cheapest month to book a flight from Alabama to Washington, D.C. Dulles Intl Airport?

Traveling to a place near Washington, D.C. Dulles Intl Airport?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Alabama to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from Alabama to Dulles Intl

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Cheapest flights from Alabama to Dulles Intl
Explore the most affordable flight options available from Alabama to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 18, 2025.