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$209+ Cheap flights from Dulles Intl (IAD) to Mobile (MOB)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/9. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — MOB
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
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 December 12, 2025.

This United Airlines deal was found by Cheapflights users on 12/9. 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 12/256:40 pmIAD - MOB
Nonstop2h 50mUnited Airlines
Tue 12/308:00 amMOB - IAD
Nonstop2h 27mUnited Airlines
Deal found 12/9$258
This Delta deal was found by Cheapflights users on 12/10. 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 12/173:38 pmIAD - MOB
1 stop3h 54mDelta
Wed 2/186:58 pmMOB - IAD
1 stop4h 26mDelta
Deal found 12/10$284
This United Airlines deal was found by Cheapflights users on 12/10. 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 12/228:45 amIAD - MOB
Nonstop2h 58mUnited Airlines
Tue 12/308:00 amMOB - IAD
Nonstop2h 27mUnited Airlines
Deal found 12/10$305
This United Airlines deal was found by Cheapflights users on 12/11. 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 12/188:45 amIAD - MOB
Nonstop2h 58mUnited Airlines
Fri 12/2612:59 pmMOB - IAD
Nonstop2h 21mUnited Airlines
Deal found 12/11$319
This United Airlines deal was found by Cheapflights users on 12/9. 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.
Wed 12/246:40 pmIAD - MOB
Nonstop2h 50mUnited Airlines
Wed 12/318:00 amMOB - IAD
Nonstop2h 27mUnited Airlines
Deal found 12/9$320
This United Airlines deal was found by Cheapflights users on 12/10. 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.
Sun 12/146:45 pmIAD - MOB
Nonstop2h 37mUnited Airlines
Wed 3/1812:40 pmMOB - IAD
Nonstop2h 23mUnited Airlines
Deal found 12/10$324
This United Airlines deal was found by Cheapflights users on 12/10. 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 12/228:45 amIAD - MOB
Nonstop2h 58mUnited Airlines
Wed 12/318:00 amMOB - IAD
Nonstop2h 27mUnited Airlines
Deal found 12/10$327
This United Airlines deal was found by Cheapflights users on 12/10. 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.
Wed 12/176:45 pmIAD - MOB
Nonstop2h 37mUnited Airlines
Wed 3/1812:40 pmMOB - IAD
Nonstop2h 23mUnited Airlines
Deal found 12/10$334
This Delta deal was found by Cheapflights users on 12/10. 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.
Sat 12/136:55 amIAD - MOB
1 stop6h 45mDelta
Wed 3/186:47 pmMOB - IAD
1 stop4h 39mDelta
Deal found 12/10$344
This United Airlines deal was found by Cheapflights users on 12/11. 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 12/258:45 amIAD - MOB
Nonstop2h 58mUnited Airlines
Fri 1/28:00 amMOB - IAD
Nonstop2h 27mUnited Airlines
Deal found 12/11$348
This Delta deal was found by Cheapflights users on 12/10. 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 12/175:59 pmIAD - MOB
1 stop6h 00mDelta
Wed 4/157:15 pmMOB - IAD
2 stops15h 36mDelta
Deal found 12/10$353

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 December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$209
(United Airlines)

Popular in

December

Cheapest in

September

Average price

$517

Good round-trip deal

$439 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
Highest demand for flights based on searches. 17% potential increase in price ($74 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip 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 December 12, 2025.
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

Dulles Intl

Fly to

Mobile

Route

Depart

Return

Price

Washington, D.C.Mobile

IAD - MOB

IADMOB

Washington, D.C. Dulles Intl

Fri 1/9

5:55 pm-7:51 pm

Nonstop2h 56m

Mobile

Sun 1/11

12:45 pm-4:08 pm

Nonstop2h 23m

$209

Washington, D.C.Mobile

IAD - MOB

IADMOB

Washington, D.C. Dulles Intl

Sat 1/31

5:59 pm-10:43 pm

1 stop5h 44m

Mobile

Tue 2/3

7:05 pm-12:24 am

1 stop4h 19m

$229

Washington, D.C.Mobile

IAD - MOB

IADMOB

Washington, D.C. Dulles Intl

Tue 1/13

6:20 am-11:45 am

1 stop6h 25m

Mobile

Tue 1/20

12:34 pm-6:33 pm

1 stop4h 59m

$229

Washington, D.C.Mobile

IAD - MOB

IADMOB

Washington, D.C. Dulles Intl

Sat 1/3

6:40 pm-8:30 pm

Nonstop2h 50m

Mobile

Sun 1/11

12:45 pm-4:08 pm

Nonstop2h 23m

$238

Washington, D.C.Mobile

IAD - MOB

IADMOB

Washington, D.C. Dulles Intl

Fri 3/6

6:45 pm-8:39 pm

Nonstop2h 54m

Mobile

Fri 3/13

12:40 pm-4:03 pm

Nonstop2h 23m

$279

Washington, D.C.Mobile

IAD - MOB

IADMOB

Washington, D.C. Dulles Intl

Tue 1/20

5:55 pm-7:51 pm

Nonstop2h 56m

Mobile

Sat 1/24

12:45 pm-4:08 pm

Nonstop2h 23m

$279

Washington, D.C.Mobile

IAD - MOB

IADMOB

Washington, D.C. Dulles Intl

Wed 1/7

5:55 pm-7:51 pm

Nonstop2h 56m

Mobile

Mon 1/12

12:45 pm-4:08 pm

Nonstop2h 23m

$279

Washington, D.C.Mobile

IAD - MOB

IADMOB

Washington, D.C. Dulles Intl

Sat 1/31

7:15 am-11:45 am

1 stop5h 30m

Mobile

Thu 2/5

7:05 pm-11:43 am

2 stops15h 38m

$308

Washington, D.C.Mobile

IAD - MOB

IADMOB

Washington, D.C. Dulles Intl

Sat 1/31

5:59 pm-10:43 pm

1 stop5h 44m

Mobile

Mon 2/2

7:05 pm-11:43 am

2 stops15h 38m

$308

Washington, D.C.Mobile

IAD - MOB

IADMOB

Washington, D.C. Dulles Intl

Mon 2/2

7:30 pm-10:43 pm

1 stop4h 13m

Mobile

Fri 2/6

7:05 pm-11:43 am

2 stops15h 38m

$308

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

Showing 1-10 of 20 results
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 December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice 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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Washington, D.C. Dulles Intl Airport-Mobile flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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, June is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Mobile (average of $42). Flying from Washington, D.C. Dulles Intl Airport to Mobile in March is currently the most expensive (average of $248). 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 December 12, 2025.

A simple way to save on the total cost of your ticket is to fly from Washington, D.C. Dulles Intl Airport to Mobile in the morning. If you’re flexible enough to do this you can expect to save up to 35% on your trip compared to booking a flight at noon.

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 December 12, 2025.
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
7.9
Good
8,007 reviews

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.1

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,007 reviews
Delta
7.9
Good
8,007 reviews

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.1

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,095 reviews
Delta
7.9
Good
8,007 reviews

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.1

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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 56m. 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 40% 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 $517, our data shows the cheapest flight currently is $209. When looking at the most popular route, (Washington, D.C. Dulles Intl - Mobile), you can expect to pay $209 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, June is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Mobile (average of $42). Flying from Washington, D.C. Dulles Intl Airport to Mobile in March is currently the most expensive (average of $248). 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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Alternative routes for Dulles Intl to Mobile

See prices for flight routes from nearby airports that may be better suited for you.
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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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$209Average$337FlexibilityNo cancel feeOn-time69%
DeltaCheapest$223Average$329FlexibilityNo cancel feeOn-timeN/A

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