$125 Cheap Flights from Seattle (SEA) to Mobile (MOB)

View $125 flight on Sat, Aug 30, 2025Opens in a new window

Popular airlines from Seattle-Tacoma International Airport (SEA) to Mobile Regional Airport (MOB)

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Cheap Flights from Seattle to Mobile (SEA-MOB)

Prices were available within the past 7 days and start at $125 for one-way flights and $279 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Fri, Aug 29 - Sun, Aug 31
SEA
Seattle
MOB
Mobile
$279 Roundtrip, found 1 day ago
$279
Roundtrip
found 1 day ago
Select Delta flight, departing Fri, Aug 29 from Seattle to Mobile, returning Sun, Aug 31, priced at $279 found 1 day ago
Delta
Thu, Nov 27 - Sat, Dec 6
SEA
Seattle
MOB
Mobile
$309 Roundtrip, found 1 day ago
$309
Roundtrip
found 1 day ago
Select Delta flight, departing Thu, Nov 27 from Seattle to Mobile, returning Sat, Dec 6, priced at $309 found 1 day ago
American Airlines
Fri, Sep 19 - Mon, Sep 22
SEA
Seattle
MOB
Mobile
$309 Roundtrip, found 1 day ago
$309
Roundtrip
found 1 day ago
Select American Airlines flight, departing Fri, Sep 19 from Seattle to Mobile, returning Mon, Sep 22, priced at $309 found 1 day ago
United
Sat, Sep 6 - Tue, Sep 9
SEA
Seattle
MOB
Mobile
$309 Roundtrip, found 1 day ago
$309
Roundtrip
found 1 day ago
Select United flight, departing Sat, Sep 6 from Seattle to Mobile, returning Tue, Sep 9, priced at $309 found 1 day ago
American Airlines
Sat, Sep 6 - Tue, Sep 9
SEA
Seattle
MOB
Mobile
$314 Roundtrip, found 1 day ago
$314
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, Sep 6 from Seattle to Mobile, returning Tue, Sep 9, priced at $314 found 1 day ago
United
Wed, Aug 27 - Sun, Aug 31
SEA
Seattle
MOB
Mobile
$319 Roundtrip, found 6 days ago
$319
Roundtrip
found 6 days ago
Select United flight, departing Wed, Aug 27 from Seattle to Mobile, returning Sun, Aug 31, priced at $319 found 6 days ago
United
Sat, Sep 6 - Mon, Sep 8
SEA
Seattle
MOB
Mobile
$321 Roundtrip, found 1 day ago
$321
Roundtrip
found 1 day ago
Select United flight, departing Sat, Sep 6 from Seattle to Mobile, returning Mon, Sep 8, priced at $321 found 1 day ago
United
Sat, Jan 10 - Sat, Jan 17
SEA
Seattle
MOB
Mobile
$323 Roundtrip, found 5 days ago
$323
Roundtrip
found 5 days ago
Select United flight, departing Sat, Jan 10 from Seattle to Mobile, returning Sat, Jan 17, priced at $323 found 5 days ago
United
Fri, Sep 19 - Mon, Sep 22
SEA
Seattle
MOB
Mobile
$325 Roundtrip, found 1 day ago
$325
Roundtrip
found 1 day ago
Select United flight, departing Fri, Sep 19 from Seattle to Mobile, returning Mon, Sep 22, priced at $325 found 1 day ago
United
Fri, Nov 7 - Fri, Nov 14
SEA
Seattle
MOB
Mobile
$328 Roundtrip, found 5 days ago
$328
Roundtrip
found 5 days ago
Select United flight, departing Fri, Nov 7 from Seattle to Mobile, returning Fri, Nov 14, priced at $328 found 5 days ago

Find the cheapest month to fly from Seattle (SEA) to Mobile (MOB)

September is typically the cheapest month to fly

From $293 - $811 per traveler.

Graph displaying average flight prices per month

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 $439
MOB
Mobile Regional
Cheapest
Average driving time to city center22 min
Flights from $439
Flights from Seattle (SEA) to Mobile (MOB)
Origin airport
Seattle - Tacoma Intl.
Destination airport
Mobile Regional
Airlines serving
American Airlines, Delta, United
Roundtrip price
$278
Distance
2137 mi

Seattle to Mobile Flights

The cheapest times to fly from Seattle 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 Seattle to Mobile are during the month of August. You can find some of the cheapest flights from Seattle to Mobile with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Seattle to Mobile

Sunday is one of the best days to book for cheap flights from Seattle 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 Seattle 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 Seattle to Mobile in 2025. You can also book with separate airlines for your outbound and return journeys, from $125 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 Seattle 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 Seattle 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 Seattle - Tacoma Intl. Airport (SEA) to Mobile Regional Airport (MOB) cost?
Discover the latest flight deals from SEA to MOB by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from SEA to MOB?
The cheapest flights from SEA to MOB are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from SEA to MOB?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from SEA to MOB. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Seattle - Tacoma Intl. Airport (SEA) to Mobile Regional Airport (MOB)?
There aren't any daily nonstop flights available from Seattle - Tacoma Intl. Airport (SEA) to Mobile Regional Airport (MOB). But you can opt for flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be cruising above the clouds in no time at all.
What day of the week has the most flights from SEA to MOB?
You'll usually find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Seattle - Tacoma Intl. Airport (SEA) to Mobile Regional Airport (MOB)?
To avoid potential delays on the Seattle - Tacoma Intl. Airport (SEA) to Mobile Regional Airport (MOB) route, aim to fly before 3 PM. Later departures have a 22% higher chance of cancellation.**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.
Is it cheaper to buy a plane ticket from Seattle - Tacoma Intl. Airport (SEA) to Mobile Regional Airport (MOB) last-minute?
Booking your flight from SEA to MOB right before your journey is generally more expensive. However, if you're flexible with your schedule, you could snag a cheap last-minute fare.
Is it cheaper to book a SEA to MOB flight and hotel package?
Compared with arranging hotels and flights separately, booking a SEA to MOB flight and hotel package with Expedia could lead to significant savings. Better still, having everything in one easy place takes the hassle out of travel planning. Simply secure your flights and select from our wide 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 Seattle - Tacoma Intl. Airport (SEA) to Mobile Regional Airport (MOB)?
Typically, you can cancel or reschedule your SEA to MOB flight. However, additional charges may apply, especially if you made your booking over 24 hours ago. Double-check your itinerary for the airline's rules and fees on flight changes, or if you want more information, visit our Customer Service portal.

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*Available to One Key members.