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$184+ Cheap flights from Dulles Intl (IAD) to Mobile (MOB)

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 8/18. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — MOB
Aug 22 — Aug 291
Sat 8/22
Sat 8/29
1 adult, Economy
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Cheap flight deals from Dulles Intl to Mobile

Cheapest flights from Dulles Intl to Mobile
Explore the most affordable flight options available from Dulles Intl to Mobile. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 23, 2026.

This United Airlines deal was found by Cheapflights users on 7/20. 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.
Thu 8/136:45 pm
IAD
-
MOB
Nonstop2h 33m
United Airlines
Thu 8/2012:33 pm
MOB
-
IAD
Nonstop2h 22m
United Airlines
Deal found 7/20$269
This United Airlines deal was found by Cheapflights users on 7/21. 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 8/186:45 pm
IAD
-
MOB
Nonstop2h 33m
United Airlines
Tue 8/2512:33 pm
MOB
-
IAD
Nonstop2h 22m
United Airlines
Deal found 7/21$279
This Delta deal was found by Cheapflights users on 7/20. 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 10/116:00 am
IAD
-
MOB
1 stop6h 17m
Delta
Fri 12/2512:10 pm
MOB
-
IAD
1 stop4h 55m
Delta
Deal found 7/20$289
This Delta deal was found by Cheapflights users on 7/22. 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 9/238:08 am
IAD
-
MOB
1 stop4h 14m
Delta
Sun 9/276:04 am
MOB
-
IAD
1 stop4h 26m
Delta
Deal found 7/22$299
This Delta deal was found by Cheapflights users on 7/19. 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.
Mon 8/36:00 am
IAD
-
MOB
1 stop6h 20m
Delta
Mon 8/104:37 pm
MOB
-
IAD
1 stop6h 57m
Delta
Deal found 7/19$309
This Delta deal was found by Cheapflights users on 7/22. 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.
Mon 8/107:26 pm
IAD
-
MOB
1 stop4h 40m
Delta
Mon 8/246:00 am
MOB
-
IAD
1 stop7h 05m
Delta
Deal found 7/22$319
This United Airlines deal was found by Cheapflights users on 7/21. 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.
Thu 8/66:44 pm
IAD
-
MOB
Nonstop2h 41m
United Airlines
Tue 8/1112:33 pm
MOB
-
IAD
Nonstop2h 22m
United Airlines
Deal found 7/21$324
This American Airlines deal was found by Cheapflights users on 7/20. 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.
Fri 8/217:57 am
IAD
-
MOB
1 stop6h 21m
American Airlines
Sun 8/234:36 pm
MOB
-
IAD
1 stop4h 17m
American Airlines
Deal found 7/20$328
This Delta deal was found by Cheapflights users on 7/19. 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 8/27:26 pm
IAD
-
MOB
1 stop4h 59m
Delta
Sat 8/89:15 am
MOB
-
IAD
1 stop6h 27m
Delta
Deal found 7/19$329
This United Airlines deal was found by Cheapflights users on 7/22. 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.
Thu 9/246:35 pm
IAD
-
MOB
Nonstop2h 33m
United Airlines
Tue 9/2912:53 pm
MOB
-
IAD
Nonstop2h 22m
United Airlines
Deal found 7/22$334
This Delta deal was found by Cheapflights users on 7/22. 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 8/512:30 pm
IAD
-
MOB
1 stop4h 20m
Delta
Sun 8/94:37 pm
MOB
-
IAD
1 stop6h 57m
Delta
Deal found 7/22$339
This United Airlines deal was found by Cheapflights users on 7/20. 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.
Mon 8/106:44 pm
IAD
-
MOB
Nonstop2h 41m
United Airlines
Mon 8/2412:33 pm
MOB
-
IAD
Nonstop2h 22m
United Airlines
Deal found 7/20$343

Find flight deals from Dulles Intl to Mobile

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Mobile (MOB). 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 July 23, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$269
(United Airlines)

One-way from

$184
(American Airlines)

Popular in

July

Cheapest in

September

Average price

$669

Good round-trip deal

$369 or less

Good one-way deal

$253 or less
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Mobile flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Mobile flights.
Search Deals
From Washington, D.C. Dulles Intl to Mobile
Search Deals
One-way flight from Washington, D.C. Dulles Intl to Mobile
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($92 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($23 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from Washington, D.C. Dulles Intl to Mobile.
Search Deals
Price to beat on a one-way flight from Washington, D.C. Dulles Intl to Mobile.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Mobile 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 2,558,603 searches. Data last updated July 23, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Mobile that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Washington, D.C.Mobile

IAD - MOB

IADMOB

Washington, D.C. Dulles Intl

Thu 8/13

6:45 pm-8:18 pm

Nonstop2h 33m

Mobile

Thu 8/20

12:33 pm-3:55 pm

Nonstop2h 22m

$269

Washington, D.C.Mobile

IAD - MOB

IADMOB

Washington, D.C. Dulles Intl

Thu 8/13

6:00 am-11:20 am

1 stop6h 20m

Mobile

Thu 8/20

4:37 pm-12:34 am

1 stop6h 57m

$289

Washington, D.C.Mobile

IAD - MOB

IADMOB

Washington, D.C. Dulles Intl

Fri 9/18

7:17 pm-11:20 pm

1 stop5h 03m

Mobile

Sun 9/20

6:04 am-11:30 am

1 stop4h 26m

$289

Washington, D.C.Mobile

IAD - MOB

IADMOB

Washington, D.C. Dulles Intl

Thu 10/8

8:00 am-11:17 am

1 stop4h 17m

Mobile

Sat 10/17

12:10 pm-5:17 pm

1 stop4h 07m

$289

Washington, D.C.Mobile

IAD - MOB

IADMOB

Washington, D.C. Dulles Intl

Tue 8/25

5:47 pm-11:06 pm

1 stop6h 19m

Mobile

Fri 9/4

9:15 am-2:05 pm

1 stop3h 50m

$299

Washington, D.C.Mobile

IAD - MOB

IADMOB

Washington, D.C. Dulles Intl

Wed 9/23

8:08 am-11:22 am

1 stop4h 14m

Mobile

Sun 9/27

6:04 am-11:30 am

1 stop4h 26m

$299

Washington, D.C.Mobile

IAD - MOB

IADMOB

Washington, D.C. Dulles Intl

Fri 8/21

6:00 am-11:20 am

1 stop6h 20m

Mobile

Mon 8/24

12:06 pm-6:28 pm

1 stop5h 22m

$299

Washington, D.C.Mobile

IAD - MOB

IADMOB

Washington, D.C. Dulles Intl

Mon 8/17

6:00 am-11:20 am

1 stop6h 20m

Mobile

Sat 8/22

6:00 am-1:43 pm

1 stop6h 43m

$299

Washington, D.C.Mobile

IAD - MOB

IADMOB

Washington, D.C. Dulles Intl

Sat 9/12

6:00 am-11:22 am

1 stop6h 22m

Mobile

Sat 9/19

5:06 pm-12:41 am

1 stop6h 35m

$299

Washington, D.C.Mobile

IAD - MOB

IADMOB

Washington, D.C. Dulles Intl

Fri 8/21

7:26 pm-11:06 pm

1 stop4h 40m

Mobile

Sun 8/23

12:06 pm-6:28 pm

1 stop5h 22m

$299

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/21

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

Compare providers for flights from Dulles Intl to Mobile

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 Mobile in July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Mobile 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-Mobile flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Mobile 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-Mobile 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-Mobile 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 Mobile

Have a flexible travel schedule? Discover the best time to fly to Mobile from Dulles Intl 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 Washington, D.C. Dulles Intl Airport to Mobile

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

Currently, September is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Mobile (average of $209). Flying from Washington, D.C. Dulles Intl Airport to Mobile in July is currently the most expensive (average of $669). 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 IAD to MOB?

Find hourly flight availability from Dulles Intl to Mobile. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 23, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Washington, D.C. Dulles Intl Airport to Mobile as you normally would.

How much does it cost to fly round-trip from Washington, D.C. Dulles Intl Airport to Mobile?

Airfare is below average for this route at the moment.

Washington, D.C. Dulles Intl Airport to Mobile flights typically cost between $326 and $564 in August.
The cheapest round-trip price found within the last 5 days was $269 on United Airlines (Aug 13-Aug 20).

Reviews of airlines servicing Mobile

Get insights into the airlines that provide service to Mobile. 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 Mobile. Reviews last updated July 23, 2026.
See what other customers who have flown with Delta and United Airlines from Washington, D.C. Dulles Intl Airport to Mobile have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.8
Good
8,479 reviews

Entertainment

7.8

Food

7.2

Crew

8.5

Overall

7.8

Boarding

8.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Delta
7.8
Good
8,479 reviews
Delta
7.8
Good
8,479 reviews

Entertainment

7.8

Food

7.2

Crew

8.5

Overall

7.8

Boarding

8.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
United Airlines
7.4
Good
10,024 reviews
Delta
7.8
Good
8,479 reviews

Entertainment

7.8

Food

7.2

Crew

8.5

Overall

7.8

Boarding

8.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

Related info for your journey

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

  • What airport do you fly into for flights to Mobile from Washington, D.C. Dulles Intl?

    For a flight from Washington, D.C. Dulles Intl to Mobile, you will be flying into Mobile. Mobile (MOB) is just 11.8 mi from the center of the city. Mobile is the only Mobile airport and it handles 1 inbound flight from Washington, D.C. Dulles Intl per day. 2 airlines have flights to Mobile from Washington, D.C. Dulles Intl on a regular basis.

  • How long is the flight from Washington, D.C. Dulles Intl Airport to Mobile?

    There are many flights that can get you from Washington, D.C. Dulles Intl Airport to Mobile in 2h 33m. Fly via United Airlines or Delta to get the fastest option. The distance from Washington, D.C. Dulles Intl Airport to Mobile is about 835 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Mobile round-trip?

    United Airlines, at $209, was found to be the cheapest airline from Washington, D.C. Dulles Intl Airport to Mobile. An alternate airline flying to your destination would be Delta. Users have found that United Airlines is 49% cheaper than the other options available to this destination.

  • What are the cheapest flights from Washington, D.C. Dulles Intl Airport to Mobile?

    While on average a flight from Washington, D.C. Dulles Intl Airport to Mobile is generally $402, our data shows the cheapest flight currently is $213. When looking at the most popular route, (Washington, D.C. Dulles Intl - Mobile), you can expect to pay $279 for that flight.

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

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

  • How can I find direct flights from Dulles Intl to Mobile?

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

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

    Yes. Cheapflights offers flight deals from Dulles Intl to Mobile 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 Washington, D.C. Dulles Intl Airport to Mobile?

    Currently, September is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Mobile (average of $209). Flying from Washington, D.C. Dulles Intl Airport to Mobile in July is currently the most expensive (average of $669). 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

Traveling to a place near Mobile?

Book flights to Mobile if you plan to visit one of these locations
Pascagoula
Moss Point

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Top 2 airlines flying from Dulles Intl to Mobile

Discover the top 2 airlines that operate flights from Dulles Intl to Mobile. 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 2,558,603 searches. Data last updated July 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$209Average$367FlexibilityNo cancel feeOn-time69%
DeltaCheapest$233Average$368FlexibilityNo cancel feeOn-timeN/A

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