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Modesto

$85+ Cheap flights from Seattle (SEA) to Modesto, CA

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 10/29. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — SFO
Aug 7 — Aug 141
Thu 8/7
Thu 8/14
1 adult, Economy
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Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Modesto are usually found in September or January, booked 88 days in advance, depart on a Friday or Thursday and return on a Friday

Cheap flight deals from Seattle to Modesto

Keep the following information in mind while searching for Seattle to Modesto flight deals. Data was last updated August 2, 2025.

Round-trip from

$140
(Trip.com)

One-way from

$85
(Kissandfly.com)

Popular in

July

Cheapest in

September

Average price

$223
From Seattle/Tacoma Intl to Modesto
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One-way flight from Seattle/Tacoma Intl to Modesto
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Highest demand for flights based on searches. 5% potential increase in price ($12 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($5 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 Seattle to Modesto

Cheapest flights from Seattle to Modesto
Explore the most affordable flight options available from Seattle to Modesto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 2, 2025.

This Trip.com deal was found by Cheapflights users on 7/31. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/68:08 pmSEA - SFO
Nonstop2h 15mHawaiian Airlines
Mon 9/811:30 amSFO - SEA
Nonstop2h 13mHawaiian Airlines
Deal found 7/31$140
This Trip.com deal was found by Cheapflights users on 7/31. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/238:08 pmSEA - SFO
Nonstop2h 15mMultiple Airlines
Sun 8/246:00 amSFO - SEA
Nonstop2h 07mMultiple Airlines
Deal found 7/31$144
This Trip.com deal was found by Cheapflights users on 7/31. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/219:40 pmSEA - SFO
Nonstop2h 19mAlaska Airlines
Sat 8/236:00 amSFO - SEA
Nonstop2h 07mAlaska Airlines
Deal found 7/31$145
This Delta deal was found by Cheapflights users on 7/30. 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 8/239:31 pmSEA - SFO
Nonstop2h 12mDelta
Sun 8/245:55 amSFO - SEA
Nonstop2h 10mDelta
Deal found 7/30$146
This American Airlines deal was found by Cheapflights users on 7/31. 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.
Wed 9/246:11 amSEA - SFO
1 stop6h 57mAmerican Airlines
Tue 9/305:50 amSFO - SEA
1 stop8h 44mAmerican Airlines
Deal found 7/31$159
This Southwest deal was found by Cheapflights users on 7/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/65:00 amSEA - SFO
1 stop6h 20mSouthwest
Tue 9/97:00 amSFO - SEA
2 stops8h 10mSouthwest
Deal found 7/29$162

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to Modesto 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 August 2, 2025.
Use the filters below to find and compare flights from Seattle to Modesto that are best for you.

Fly from

Seattle

Fly to

Modesto

Route

Depart

Return

Price

SeattleSan Francisco

SEA - SFO

SEASFO

Seattle/Tacoma Intl

Sat 9/6

8:08 pm-10:23 pm

Nonstop2h 15m

San Francisco

Mon 9/8

11:30 am-1:43 pm

Nonstop2h 13m

$140

SeattleSan Francisco

SEA - SFO

SEASFO

Seattle/Tacoma Intl

Sat 8/23

8:08 pm-10:23 pm

Nonstop2h 15m

San Francisco

Sun 8/24

6:00 am-8:07 am

Nonstop2h 07m

$144

SeattleSan Francisco

SEA - SFO

SEASFO

Seattle/Tacoma Intl

Thu 8/21

9:40 pm-11:59 pm

Nonstop2h 19m

San Francisco

Sat 8/23

6:00 am-8:07 am

Nonstop2h 07m

$145

SeattleSan Francisco

SEA - SFO

SEASFO

Seattle/Tacoma Intl

Sat 8/23

9:31 pm-11:43 pm

Nonstop2h 12m

San Francisco

Sun 8/24

5:55 am-8:05 am

Nonstop2h 10m

$146

SeattleSan Francisco

SEA - SFO

SEASFO

Seattle/Tacoma Intl

Wed 9/24

6:11 am-1:08 pm

1 stop6h 57m

San Francisco

Tue 9/30

5:50 am-2:34 pm

1 stop8h 44m

$159

SeattleSan Francisco

SEA - SFO

SEASFO

Seattle/Tacoma Intl

Sat 9/6

5:00 am-11:20 am

1 stop6h 20m

San Francisco

Tue 9/9

7:00 am-3:10 pm

2 stops8h 10m

$162

SeattleSan Francisco

SEA - SFO

SEASFO

Seattle/Tacoma Intl

Sat 8/23

12:40 pm-10:33 pm

1 stop9h 53m

San Francisco

Sun 8/24

10:11 pm-12:25 pm

1 stop14h 14m

$207

SeattleSan Francisco

SEA - SFO

SEASFO

Seattle/Tacoma Intl

Wed 10/29

5:20 am-8:55 am

1 stop3h 35m

$85

SeattleSan Francisco

SEA - SFO

SEASFO

Seattle/Tacoma Intl

Fri 8/29

2:32 pm-8:51 pm

1 stop6h 19m

$89

SeattleSan Francisco

SEA - SFO

SEASFO

Seattle/Tacoma Intl

Thu 10/30

9:32 pm-11:50 pm

Nonstop2h 18m

$91

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Showing 1-10 of 14 results
1
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Best time to book a flight from Seattle to Modesto

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

How far ahead should I book a flight from Seattle to Modesto?

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Modesto. Price data was last updated on July 25, 2025.

The best time to book flights from Seattle to Modesto is 57 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, January is the cheapest month in which you can book a flight from Seattle to Modesto (average of $276). Flying from Seattle to Modesto in June is currently the most expensive (average of $358). 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 SEA to MD9?

Find hourly flight availability from Seattle to Modesto. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 2, 2025.

When flying from Seattle to Modesto, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What is the cheapest day to fly from Seattle to Modesto?

Use this chart to determine the cheapest time to fly round-trip from Seattle to Modesto. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Seattle to Modesto flight should consider departing on Wednesday at noon when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Seattle to Modesto

Explore weekly flight availability from Seattle to Modesto. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated August 2, 2025.

The most flights from SEA to MD9 are scheduled on a Friday (120 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (50 on average).

Reviews of airlines servicing Modesto

Get insights into the airlines that provide service to Modesto. 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 Modesto. Reviews last updated August 2, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest, and Delta from Seattle to Modesto by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Crew

8.5

Entertainment

7.1

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Crew

8.5

Entertainment

7.1

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,246 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Crew

8.5

Entertainment

7.1

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,983 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Crew

8.5

Entertainment

7.1

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.8
Good
2,611 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Crew

8.5

Entertainment

7.1

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,904 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Crew

8.5

Entertainment

7.1

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Modesto. 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 from for flights from Seattle to Modesto?

    Seattle/Tacoma Intl (SEA) is the airport you will fly out of if you book a flight from Seattle to Modesto. You should not have trouble finding flights to Modesto from Seattle/Tacoma Intl; the airport handles an average of 89 outbound flights to Modesto per day. You should also have plenty of airline options to choose from since 8 airlines have flights from the Seattle airport to Modesto. It is only a 11.4 mi journey to Seattle/Tacoma Intl (SEA) from Seattle’s city center.

  • How popular is this Seattle to Modesto flight route?

    Within the past month, 124 users have taken a look at flights from Seattle/Tacoma Intl to Modesto.

  • What are the cheapest airlines to fly from Seattle to Modesto one-way?

    For one-way options, check prices for Alaska Airlines. According to our data, you can fly for as low as $85. Users have also found prices from $89 and $91 on American Airlines and Hawaiian Airlines, respectively.

  • What are the most reliable airlines from Seattle to Modesto?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Seattle to Modesto on time: KLM (94%), China Southern (93%), SWISS (92%).

  • What are the cheapest flights from Seattle to Modesto?

    On average you can expect to pay $1,063 for a flight from Seattle to Modesto. The cheapest flight overall is $74 while the most popular route, (Seattle/Tacoma Intl - San Francisco) is currently priced at $115.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Seattle to Modesto (average of $276). Flying from Seattle to Modesto in June is currently the most expensive (average of $358). 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

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Top 8 airlines flying from Seattle to Modesto

Discover the top 8 airlines that operate flights from Seattle to Modesto. 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 August 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$65Average$194FlexibilityNo cancel feeOn-time65%
Hawaiian AirlinesCheapest$78Average$246FlexibilityNo cancel feeOn-time85%
FrontierCheapest$100Average$214FlexibilityNo cancel feeOn-time62%
DeltaCheapest$103Average$217FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$116Average$261FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$120Average$245FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$126Average$239FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$226Average$392FlexibilityNo cancel feeOn-time71%

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