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$254+ Cheap flights from Mobile to Seattle (MOB - SEA)

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 9/18. Fares are subject to change and may not be available on all flights or dates of travel.
MOB — SEA
ago. 22 — ago. 291
vie. 8/22
vie. 8/29
1 adult, Economy
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Cheap flight deals from Mobile to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Mobile (MOB) to Seattle (SEA). 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 agosto 17, 2025.

Round-trip from

$309
(Delta)

One-way from

$254
(American Airlines)

Popular in

May

Cheapest in

January

Average price

$696
From Mobile to Seattle/Tacoma Intl
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One-way flight from Mobile to Seattle/Tacoma Intl
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Highest demand for flights based on searches. 8% potential increase in price ($48 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($16 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Mobile to Seattle

Cheapest flights from Mobile to Seattle
Explore the most affordable flight options available from Mobile to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on agosto 17, 2025.

This Delta deal was found by Cheapflights users on 8/16. 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.
vie. 10/175:43 amMOB - SEA
1 stop10h 18mDelta
sáb. 10/259:59 pmSEA - MOB
1 stop8h 34mDelta
Deal found 8/16$309
This American Airlines deal was found by Cheapflights users on 8/15. 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.
mar. 9/1612:33 pmMOB - SEA
2 stops11h 25mAmerican Airlines
mié. 9/246:42 amSEA - MOB
1 stop7h 51mAmerican Airlines
Deal found 8/15$314
This Delta deal was found by Cheapflights users on 8/16. 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.
mié. 10/151:17 pmMOB - SEA
1 stop9h 28mDelta
lun. 10/209:55 pmSEA - MOB
1 stop8h 38mDelta
Deal found 8/16$339
This Delta deal was found by Cheapflights users on 8/16. 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.
sáb. 10/185:43 amMOB - SEA
2 stops15h 17mDelta
sáb. 10/259:59 pmSEA - MOB
1 stop8h 34mDelta
Deal found 8/16$357
This Delta deal was found by Cheapflights users on 8/16. 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.
jue. 10/161:17 pmMOB - SEA
1 stop9h 28mDelta
lun. 10/209:55 pmSEA - MOB
1 stop8h 38mDelta
Deal found 8/16$374
This United Airlines deal was found by Cheapflights users on 8/16. 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.
dom. 8/318:00 amMOB - SEA
1 stop9h 51mUnited Airlines
sáb. 9/68:00 amSEA - MOB
1 stop9h 31mUnited Airlines
Deal found 8/16$380
This Delta deal was found by Cheapflights users on 8/16. 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.
mié. 10/151:17 pmMOB - SEA
1 stop9h 28mDelta
mar. 10/217:25 amSEA - MOB
2 stops13h 23mDelta
Deal found 8/16$387
This Delta deal was found by Cheapflights users on 8/16. 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.
mar. 10/141:17 pmMOB - SEA
1 stop9h 28mDelta
mar. 10/219:55 pmSEA - MOB
1 stop8h 38mDelta
Deal found 8/16$398
This American Airlines deal was found by Cheapflights users on 8/16. 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.
mié. 10/155:12 amMOB - SEA
1 stop9h 38mAmerican Airlines
mié. 10/221:53 pmSEA - MOB
1 stop7h 25mAmerican Airlines
Deal found 8/16$409

Cheapflights Fare Finder

 
Customize your flight search to find flights from Mobile to Seattle 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 agosto 17, 2025.
Use the filters below to find and compare flights from Mobile to Seattle that are best for you.

Fly from

Mobile

Fly to

Seattle

Route

Depart

Return

Price

MobileSeattle

MOB - SEA

MOBSEA

Mobile

vie. 10/17

5:43 am-2:01 pm

1 stop10h 18m

Seattle/Tacoma Intl

lun. 10/20

9:55 pm-8:33 am

1 stop8h 38m

$309

MobileSeattle

MOB - SEA

MOBSEA

Mobile

mié. 10/15

5:12 am-12:50 pm

1 stop9h 38m

Seattle/Tacoma Intl

vie. 10/24

11:20 pm-10:23 am

1 stop9h 03m

$309

MobileSeattle

MOB - SEA

MOBSEA

Mobile

vie. 10/17

5:43 am-2:01 pm

1 stop10h 18m

Seattle/Tacoma Intl

sáb. 10/25

9:59 pm-8:33 am

1 stop8h 34m

$309

MobileSeattle

MOB - SEA

MOBSEA

Mobile

mar. 9/16

5:11 am-10:50 am

1 stop7h 39m

Seattle/Tacoma Intl

mié. 9/24

7:48 am-5:23 pm

1 stop7h 35m

$309

MobileSeattle

MOB - SEA

MOBSEA

Mobile

vie. 10/17

5:43 am-2:01 pm

1 stop10h 18m

Seattle/Tacoma Intl

mar. 10/21

9:55 pm-8:33 am

1 stop8h 38m

$309

MobileSeattle

MOB - SEA

MOBSEA

Mobile

vie. 10/17

5:43 am-2:01 pm

1 stop10h 18m

Seattle/Tacoma Intl

vie. 10/24

9:55 pm-8:25 am

1 stop8h 30m

$309

MobileSeattle

MOB - SEA

MOBSEA

Mobile

sáb. 10/18

1:17 pm-6:58 pm

1 stop7h 41m

Seattle/Tacoma Intl

vie. 10/24

11:10 pm-8:25 am

1 stop7h 15m

$339

MobileSeattle

MOB - SEA

MOBSEA

Mobile

jue. 9/18

5:52 pm-10:59 pm

1 stop7h 07m

$254

MobileSeattle

MOB - SEA

MOBSEA

Mobile

lun. 9/22

6:40 am-3:18 pm

1 stop10h 38m

$254

MobileSeattle

MOB - SEA

MOBSEA

Mobile

jue. 9/18

1:09 pm-10:15 pm

2 stops11h 06m

$331

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/15

Showing 1-10 of 13 results
1
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Best time to book a flight from Mobile to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Mobile 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 Mobile to Seattle

What is the cheapest month to book a flight from Mobile to Seattle?

Currently, January is the cheapest month in which you can book a flight from Mobile to Seattle (average of $238). Flying from Mobile to Seattle in June is currently the most expensive (average of $389). 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 MOB to SEA?

Find hourly flight availability from Mobile to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated agosto 17, 2025.

When flying from Mobile to Seattle, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 30% versus a flight at noon.

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. 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 Seattle. Reviews last updated agosto 17, 2025.
See what other customers who have flown with Delta, United Airlines, and American Airlines from Mobile to Seattle have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,986 reviews

Entertainment

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,986 reviews
Delta
8.0
Very good
7,986 reviews

Entertainment

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,925 reviews
Delta
8.0
Very good
7,986 reviews

Entertainment

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,986 reviews

Entertainment

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Mobile to Seattle. 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 flying from Mobile to Seattle round-trip?

    Delta, at $228, was found to be the cheapest airline from Mobile to Seattle.Alternate airlines to your destination round-trip include American Airlines and United Airlines. You may be able to fly from Mobile to Seattle for 57% less than the average price by searching for these airlines.

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

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

  • How can I find direct flights from Mobile to Seattle?

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

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

    Yes. Cheapflights offers flight deals from Mobile to Seattle 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 Mobile to Seattle?

    Currently, January is the cheapest month in which you can book a flight from Mobile to Seattle (average of $238). Flying from Mobile to Seattle in June is currently the most expensive (average of $389). 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 Seattle?

Book flights to Seattle if you plan to visit one of these locations
SeaTac
Tukwila
Tacoma
Ocean Shores
Lakewood
Lynnwood
Lacey
Leavenworth
Renton
Olympia
Puyallup
Kent
Cle Elum
Chehalis
Kirkland
Issaquah
Aberdeen
Shoreline
Federal Way
Shelton

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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Top 3 airlines flying from Mobile to Seattle

Discover the top 3 airlines that operate flights from Mobile to Seattle. 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 agosto 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$228Average$782FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$338Average$591FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$377Average$523FlexibilityNo cancel feeOn-time69%

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