$144 Cheap Flights from Washington (IAD) to Mobile (MOB)

View $144 flight on Thu, Jan 29, 2026Opens in a new window

Popular airlines from Washington Dulles Intl. Airport (IAD) to Mobile Regional Airport (MOB)

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Cheap Flights from Washington to Mobile (IAD-MOB)

Prices were available within the past 7 days and start at $144 for one-way flights and $209 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Fri, Dec 12 - Mon, Dec 15
IAD
Washington
MOB
Mobile
$209 Roundtrip, just found
$209
Roundtrip
just found
Select United flight, departing Fri, Dec 12 from Washington to Mobile, returning Mon, Dec 15, priced at $209 just found
American Airlines
Thu, Jan 15 - Tue, Jan 20
IAD
Washington
MOB
Mobile
$229 Roundtrip, just found
$229
Roundtrip
just found
Select American Airlines flight, departing Thu, Jan 15 from Washington to Mobile, returning Tue, Jan 20, priced at $229 just found
Delta
Fri, Dec 12 - Mon, Dec 15
IAD
Washington
MOB
Mobile
$229 Roundtrip, just found
$229
Roundtrip
just found
Select Delta flight, departing Fri, Dec 12 from Washington to Mobile, returning Mon, Dec 15, priced at $229 just found
United
Tue, Nov 18 - Wed, Nov 26
IAD
Washington
MOB
Mobile
$229 Roundtrip, found 2 hours ago
$229
Roundtrip
found 2 hours ago
Select United flight, departing Tue, Nov 18 from Washington to Mobile, returning Wed, Nov 26, priced at $229 found 2 hours ago
United
Sat, Nov 22 - Thu, Nov 27
IAD
Washington
MOB
Mobile
$233 Roundtrip, found 21 hours ago
$233
Roundtrip
found 21 hours ago
Select United flight, departing Sat, Nov 22 from Washington to Mobile, returning Thu, Nov 27, priced at $233 found 21 hours ago
American Airlines
Sat, Dec 13 - Wed, Dec 17
IAD
Washington
MOB
Mobile
$239 Roundtrip, found 2 days ago
$239
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sat, Dec 13 from Washington to Mobile, returning Wed, Dec 17, priced at $239 found 2 days ago
United
Sat, Feb 14 - Sat, Feb 21
IAD
Washington
MOB
Mobile
$242 Roundtrip, just found
$242
Roundtrip
just found
Select United flight, departing Sat, Feb 14 from Washington to Mobile, returning Sat, Feb 21, priced at $242 just found
United
Thu, Dec 18 - Wed, Dec 24
IAD
Washington
MOB
Mobile
$247 Roundtrip, found 18 hours ago
$247
Roundtrip
found 18 hours ago
Select United flight, departing Thu, Dec 18 from Washington to Mobile, returning Wed, Dec 24, priced at $247 found 18 hours ago
United
Wed, Nov 12 - Wed, Nov 19
IAD
Washington
MOB
Mobile
$249 Roundtrip, found 22 hours ago
$249
Roundtrip
found 22 hours ago
Select United flight, departing Wed, Nov 12 from Washington to Mobile, returning Wed, Nov 19, priced at $249 found 22 hours ago
United
Fri, Nov 14 - Mon, Nov 17
IAD
Washington
MOB
Mobile
$249 Roundtrip, found 13 hours ago
$249
Roundtrip
found 13 hours ago
Select United flight, departing Fri, Nov 14 from Washington to Mobile, returning Mon, Nov 17, priced at $249 found 13 hours ago

Find the cheapest month to fly from Washington (IAD) to Mobile (MOB)

June is typically the cheapest month to fly

From $204 - $510 per traveler.

Alternative airports near Mobile

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Mobile Regional MOB. Cheapest option available. Average driving time to city center is 22 minutes. Flights from $334
MOB
Mobile Regional
Cheapest
Average driving time to city center22 min
Flights from $334
Flights from Washington (IAD) to Mobile (MOB)
Origin airport
Washington Dulles Intl.
Destination airport
Mobile Regional
Airlines serving
American Airlines, Delta, United
Roundtrip price
$209
Distance
836 mi
Average flight time
1 hour 37 mins

Washington to Mobile Flights

The cheapest times to fly from Washington to Mobile

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Washington to Mobile are during the month of December. You can find some of the cheapest flights from Washington to Mobile with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Washington to Mobile

Sunday is one of the best days to book for cheap flights from Washington to Mobile: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Washington to Mobile

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Washington to Mobile in 2025. You can also book with separate airlines for your outbound and return journeys, from $144 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Washington to Mobile flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Washington to Mobile airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Washington Dulles Intl. Airport (IAD) to Mobile Regional Airport (MOB) cost?
Lock in a cheap one-way flight from $144 or cheap return flight from $209 from Washington Dulles Intl. Airport (IAD) to Mobile Regional Airport (MOB) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Washington Dulles Intl. Airport (IAD) to Mobile Regional Airport (MOB)?
Flying in December is a great way to save, as it's the cheapest month for flights between IAD and MOB. You'll usually find the lowest prices during off-peak months.
Which airlines fly direct from Washington Dulles Intl. Airport (IAD) to Mobile Regional Airport (MOB)?
You can travel nonstop from Washington Dulles Intl. Airport (IAD) to Mobile Regional Airport (MOB) on a United Airlines flight.
What is the cheapest airline that flies from Washington Dulles Intl. Airport (IAD) to Mobile Regional Airport (MOB)?
Use the filters on Expedia to compare different airlines and find the most affordable carrier that'll take you from IAD to MOB. Then, sort your results by "Price (lowest to highest)" to score a great deal.
How many flights per day from Washington Dulles Intl. Airport (IAD) to Mobile Regional Airport (MOB)?
Daily, an average of 2 direct flights operate from Washington Dulles Intl. Airport (IAD) to Mobile Regional Airport (MOB). Pick the departure time that best suits your travel plans.
What are the most popular departure times for flights from Washington Dulles Intl. Airport (IAD) to Mobile Regional Airport (MOB)?
Flights between IAD and MOB are their busiest at 8 AM. For a quieter experience and possibly cheaper fares, choose a time outside the usual busy windows.
What day of the week has the most flights from IAD to MOB?
Depart on a Friday if you're after the largest selection of flights from Washington Dulles Intl. Airport (IAD) to Mobile Regional Airport (MOB).
What is the earliest flight from Washington Dulles Intl. Airport (IAD) to Mobile Regional Airport (MOB)?
Hop on the earliest flight at around 8:30AM UTC-5, heading out of Washington Dulles Intl. Airport (IAD). You'll be in the air for around 2h 47m, arriving at Mobile Regional Airport (MOB) at approximately 10:17AM UTC-6.
How long does it take to fly from Washington Dulles Intl. Airport (IAD) to Mobile Regional Airport (MOB)?
Flights from IAD to MOB have an average travel time of 2 hours and 49 minutes. The distance between the two is 840 mi.
What airline has the least delays from IAD to MOB?
Consider traveling with United Airlines if you'd like to fly straight from Washington Dulles Intl. Airport (IAD) to Mobile Regional Airport (MOB) without any holdups. This airline has the best track record for punctuality, with an on-time score of 81%. Want to be updated if anything changes? You can keep an eye on your flight status using the Expedia App.
What is the best time to fly from Washington Dulles Intl. Airport (IAD) to Mobile Regional Airport (MOB)?
To touch down at Mobile Regional Airport (MOB) without delays, select a flight that leaves Washington Dulles Intl. Airport (IAD) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Mobile from Washington Dulles Intl. Airport (IAD)?
Mobile Regional Airport (MOB) is the only airport in Mobile with direct flights from Washington Dulles Intl. Airport (IAD). Compare your options and find cheap fares on Expedia.
Is it cheaper to buy a plane ticket from Washington Dulles Intl. Airport (IAD) to Mobile Regional Airport (MOB) last-minute?
Waiting until right before your break to book a ticket from IAD to MOB generally means paying more. While you may come across some last-minute deals, there's no guarantee. Keep your travel plans flexible to maximize your chances of scoring a bargain.
Is it cheaper to book an IAD to MOB flight and hotel package?
Compared with arranging hotels and flights separately, booking an IAD to MOB flight and hotel package with Expedia could lead to significant savings. Better yet, having everything in one place will take the stress out of travel planning. Simply secure your flights and select from our extensive range of hotels, then personalize your trip with other add-ons like tours, car rentals and activities.
Can I cancel or change the date of my flight from Washington Dulles Intl. Airport (IAD) to Mobile Regional Airport (MOB)?
In most instances, you're able to cancel or reschedule your IAD to MOB flight. However, there may be additional fees, especially if your booking was made over 24 hours ago. Check your itinerary for the airline's guidelines and fees on flight changes, or if you want further details, visit our Customer Service portal.

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*Available to One Key members.