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$289+ Cheap flights from Ithaca to Seattle (ITH - 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 9/10. Fares are subject to change and may not be available on all flights or dates of travel.
ITH — SEA
Jul 5 — Jul 121
Sat 7/5
Sat 7/12
1 adult, Economy
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Cheap flight deals from Ithaca to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Ithaca (ITH) 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 June 30, 2025.

Round-trip from

$438
(Delta)

One-way from

$289
(Delta)

Popular in

June

Cheapest in

January

Average price

$1,142
From Ithaca Tompkins County to Seattle/Tacoma Intl
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One-way flight from Ithaca Tompkins County to Seattle/Tacoma Intl
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Highest demand for flights based on searches. 25% potential increase in price ($220 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($46 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Ithaca to Seattle

Cheapest flights from Ithaca to Seattle
Explore the most affordable flight options available from Ithaca to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 30, 2025.

This Delta deal was found by Cheapflights users on 6/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/195:37 amITH - SEA
2 stops11h 13mDelta
Thu 8/287:20 amSEA - ITH
2 stops14h 01mDelta
Deal found 6/29$438
This United Airlines deal was found by Cheapflights users on 6/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/57:55 pmITH - SEA
1 stop8h 01mUnited Airlines
Wed 7/98:00 amSEA - ITH
1 stop7h 33mUnited Airlines
Deal found 6/29$499

Cheapflights Fare Finder

Customize your flight search to find flights from Ithaca 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 June 30, 2025.
Use the filters below to find and compare flights from Ithaca to Seattle that are best for you.

Fly from

Ithaca

Fly to

Seattle

Route

Depart

Return

Price

IthacaSeattle

ITH - SEA

ITHSEA

Ithaca Tompkins County

Tue 8/19

5:37 am-1:50 pm

2 stops11h 13m

Seattle/Tacoma Intl

Thu 8/28

7:20 am-12:21 am

2 stops14h 01m

$438

IthacaSeattle

ITH - SEA

ITHSEA

Ithaca Tompkins County

Mon 7/28

7:55 pm-12:56 am

1 stop8h 01m

Seattle/Tacoma Intl

Fri 8/1

11:20 pm-11:30 pm

1 stop21h 10m

$547

IthacaSeattle

ITH - SEA

ITHSEA

Ithaca Tompkins County

Wed 9/10

2:02 pm-11:15 pm

1 stop12h 13m

$289

IthacaSeattle

ITH - SEA

ITHSEA

Ithaca Tompkins County

Wed 10/1

7:53 pm-11:56 am

3 stops19h 03m

$388

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/30

Best time to book a flight from Ithaca to Seattle

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

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

Currently, January is the cheapest month in which you can book a flight from Ithaca to Seattle (average of $238). Flying from Ithaca to Seattle in July is currently the most expensive (average of $391). 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.

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 June 30, 2025.
Read reviews from past customers who have flown Delta and United Airlines from Ithaca to Seattle. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,969 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
Delta
8.0
Very good
7,969 reviews
Delta
8.0
Very good
7,969 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
United Airlines
7.4
Good
8,852 reviews
Delta
8.0
Very good
7,969 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

Related info for your journey

Find useful and relevant information for your journey from Ithaca 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 Ithaca to Seattle round-trip?

    Delta, at $438, was found to be the cheapest airline from Ithaca to Seattle. An alternate airline flying to your destination would be United Airlines. Delta is 31% cheaper than the average price of flights available within the next 90 days to this destination.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Ithaca to Seattle (average of $238). Flying from Ithaca to Seattle in July is currently the most expensive (average of $391). 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 Ithaca?

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

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Alternative routes for Ithaca to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Ithaca to Seattle

Discover the top 2 airlines that operate flights from Ithaca 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 June 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$313Average$688FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$387Average$667FlexibilityNo cancel feeOn-time69%

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