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SEA - ILG
Sep 10 - Sep 17
Delaware

$55+ Cheap flights from Seattle (SEA) to Delaware

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 9/25. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — ILG
Sep 10 — Sep 171
Tue 9/10
Tue 9/17
1 adult, Economy
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SEA - ILG
Sep 10 - Sep 17

Find cheap flights from Seattle to Delaware with Cheapflights

1. Tell us where you want to go
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3. Compare prices and book
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Cheap Seattle to Delaware flights in September & October 2024

Find cheap flight options from Seattle to Delaware specifically for the months of September and October 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,924,376 searches. Prices were last updated on September 5, 2024.
Check out some of the best flight deals from Seattle to Delaware in 2024. Check back regularly for other flight deals.
This Mytrip deal was found by Cheapflights users on 9/4. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/19:01 amSEA - PHL
1 stop16h 47mFrontier
Thu 10/176:00 amPHL - SEA
1 stop14h 15mFrontier
Deal found 9/4$126
This Mytrip deal was found by Cheapflights users on 9/5. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/269:46 pmSEA - PHL
1 stop28h 49mFrontier
Sat 10/58:30 pmPHL - SEA
1 stop14h 31mFrontier
Deal found 9/5$128
This Mytrip deal was found by Cheapflights users on 9/4. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/39:46 pmSEA - PHL
1 stop28h 49mFrontier
Thu 10/106:00 amPHL - SEA
1 stop14h 15mFrontier
Deal found 9/4$129
This Mytrip deal was found by Cheapflights users on 9/5. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/269:46 pmSEA - PHL
1 stop28h 49mFrontier
Mon 9/308:38 pmPHL - SEA
1 stop25h 41mFrontier
Deal found 9/5$131
This Mytrip deal was found by Cheapflights users on 9/4. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/269:46 pmSEA - PHL
1 stop28h 49mFrontier
Mon 9/308:38 pmPHL - SEA
1 stop25h 41mFrontier
Deal found 9/4$132
This Mytrip deal was found by Cheapflights users on 9/5. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/39:46 pmSEA - PHL
1 stop28h 49mFrontier
Sat 10/58:30 pmPHL - SEA
1 stop14h 31mFrontier
Deal found 9/5$133
This Mytrip deal was found by Cheapflights users on 9/4. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2512:44 pmSEA - PHL
1 stop14h 31mMultiple Airlines
Tue 10/17:39 pmPHL - SEA
1 stop26h 42mMultiple Airlines
Deal found 9/4$134
This Mytrip deal was found by Cheapflights users on 9/4. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/199:46 pmSEA - PHL
1 stop28h 49mFrontier
Sat 9/218:30 pmPHL - SEA
1 stop14h 31mFrontier
Deal found 9/4$135
This CheapOair deal was found by Cheapflights users on 9/4. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/179:47 pmSEA - PHL
1 stop28h 45mFrontier
Sat 10/268:30 pmPHL - SEA
1 stop14h 30mFrontier
Deal found 9/4$138

Seattle to Delaware 2024 flight deals

Discover exclusive flight deals for travel between Seattle and Delaware in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,924,376 searches. Data last updated September 5, 2024.
Check out some of the best flight deals from Seattle to Delaware in 2024. Check back regularly for other flight deals.
This Mytrip deal was found by Cheapflights users on 9/5. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/249:01 amSEA - PHL
1 stop16h 47mFrontier
Tue 10/17:39 pmPHL - SEA
1 stop15h 22mFrontier
Deal found 9/5$122
This Mytrip deal was found by Cheapflights users on 9/5. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/269:46 pmSEA - PHL
1 stop28h 49mFrontier
Sat 10/58:30 pmPHL - SEA
1 stop14h 31mFrontier
Deal found 9/5$128
This Mytrip deal was found by Cheapflights users on 9/5. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/29:47 pmSEA - PHL
1 stop29h 45mFrontier
Sat 11/168:34 pmPHL - SEA
1 stop15h 03mFrontier
Deal found 9/5$129
This Mytrip deal was found by Cheapflights users on 9/5. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/269:46 pmSEA - PHL
1 stop28h 49mFrontier
Mon 9/308:38 pmPHL - SEA
1 stop25h 41mFrontier
Deal found 9/5$131
This Mytrip deal was found by Cheapflights users on 9/5. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/228:19 pmSEA - PHL
1 stop30h 11mFrontier
Sat 10/268:30 pmPHL - SEA
1 stop14h 30mFrontier
Deal found 9/5$132
This Mytrip deal was found by Cheapflights users on 9/5. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/39:46 pmSEA - PHL
1 stop28h 49mFrontier
Sat 10/58:30 pmPHL - SEA
1 stop14h 31mFrontier
Deal found 9/5$133
This Mytrip deal was found by Cheapflights users on 9/4. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/199:46 pmSEA - PHL
1 stop28h 49mFrontier
Sat 9/218:30 pmPHL - SEA
1 stop14h 31mFrontier
Deal found 9/4$135
This CheapOair deal was found by Cheapflights users on 9/5. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/249:01 amSEA - PHL
1 stop16h 47mFrontier
Tue 10/17:39 pmPHL - SEA
1 stop15h 22mFrontier
Deal found 9/5$138
This Mytrip deal was found by Cheapflights users on 9/5. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/89:07 amSEA - PHL
1 stop16h 38mFrontier
Thu 10/246:00 amPHL - SEA
1 stop14h 15mFrontier
Deal found 9/5$145

Seattle to Delaware flights leaving soon

Find last-minute flight options from Seattle to Delaware for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,924,376 searches. Data last updated September 5, 2024.
Users seeking a last-minute flight from Seattle to Delaware should consider booking one of these fares. It's wise to confirm all flight details are correct before booking.
This Gotogate deal was found by Cheapflights users on 9/3. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/159:46 pmSEA - PHL
1 stop28h 49mFrontier
Sat 9/218:30 pmPHL - SEA
1 stop14h 31mFrontier
Deal found 9/3$216
This Gotogate deal was found by Cheapflights users on 9/5. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/159:46 pmSEA - PHL
1 stop28h 49mFrontier
Sat 9/218:30 pmPHL - SEA
1 stop14h 31mFrontier
Deal found 9/5$217
This CheapOair deal was found by Cheapflights users on 9/4. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/149:01 amSEA - PHL
1 stop17h 34mFrontier
Wed 9/188:29 pmPHL - SEA
1 stop14h 32mFrontier
Deal found 9/4$238
This CheapOair deal was found by Cheapflights users on 9/4. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/159:46 pmSEA - PHL
1 stop28h 49mFrontier
Wed 9/188:29 pmPHL - SEA
1 stop14h 32mFrontier
Deal found 9/4$244
This Cheapflightsfares deal was found by Cheapflights users on 9/5. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1212:44 pmSEA - PHL
1 stop14h 31mSpirit Airlines
Mon 9/166:00 amPHL - SEA
1 stop8h 44mSpirit Airlines
Deal found 9/5$254
This Booking.com deal was found by Cheapflights users on 9/4. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/129:46 pmSEA - PHL
1 stop28h 49mFrontier
Tue 9/177:39 pmPHL - SEA
1 stop15h 22mFrontier
Deal found 9/4$255
This FareScan deal was found by Cheapflights users on 9/5. 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 FareScan is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1212:44 pmSEA - PHL
1 stop14h 31mSpirit Airlines
Mon 9/166:00 amPHL - SEA
2 stops21h 10mSpirit Airlines
Deal found 9/5$274
This CheapOair deal was found by Cheapflights users on 9/5. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/149:46 pmSEA - PHL
1 stop28h 49mMultiple Airlines
Wed 9/186:00 amPHL - SEA
1 stop8h 44mMultiple Airlines
Deal found 9/5$277
This FareScan deal was found by Cheapflights users on 9/4. 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 FareScan is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/157:51 pmSEA - PHL
2 stops18h 18mSpirit Airlines
Wed 9/186:00 amPHL - SEA
1 stop8h 44mSpirit Airlines
Deal found 9/4$293

One-way flights to Delaware from Seattle

Search for one-way flight options from Seattle to Delaware. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,924,376 searches. Data last updated September 5, 2024.
Some of the best available deals we've found on one-way flights from Seattle to Delaware. Users in need of a round-trip flight from Seattle to Delaware instead should update the search form at the top of page.
This FareScan deal was found by Cheapflights users on 9/4. 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 FareScan is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/254:05 pmSEA - PHL
1 stop11h 10mSpirit Airlines
Deal found 9/4$55
This FareScan deal was found by Cheapflights users on 9/4. 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 FareScan is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/112:44 pmSEA - PHL
2 stops17h 36mSpirit Airlines
Deal found 9/4$63
This Mytrip deal was found by Cheapflights users on 9/4. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1110:08 pmSEA - PHL
1 stop28h 29mFrontier
Deal found 9/4$68
This FareScan deal was found by Cheapflights users on 9/5. 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 FareScan is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/112:44 pmSEA - PHL
2 stops17h 36mSpirit Airlines
Deal found 9/5$69
This Mytrip deal was found by Cheapflights users on 9/4. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/19:01 amSEA - PHL
1 stop16h 47mFrontier
Deal found 9/4$70
This Mytrip deal was found by Cheapflights users on 9/4. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/39:46 pmSEA - PHL
1 stop28h 49mFrontier
Deal found 9/4$71
This FareScan deal was found by Cheapflights users on 9/3. 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 FareScan is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/85:30 amSEA - PHL
1 stop29h 37mSpirit Airlines
Deal found 9/3$74
This FareScan deal was found by Cheapflights users on 9/4. 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 FareScan is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/15:30 amSEA - PHL
3 stops24h 50mSpirit Airlines
Deal found 9/4$76
This FareScan deal was found by Cheapflights users on 9/5. 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 FareScan is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/15:30 amSEA - PHL
3 stops24h 50mSpirit Airlines
Deal found 9/5$82

Find flights from Seattle to Delaware within your budget

Customize your flight search to find flights from Seattle to Delaware 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 2,924,376 searches. Data last updated September 5, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$123 - $286

Route

Depart

Return

Price

Seattle/Tacoma IntlPhiladelphia

SEA - PHL

SEAPHL

Seattle/Tacoma Intl

Sat 11/2

1 stop29h 45m

Philadelphia

Sat 11/16

1 stop15h 03m

$123

Seattle/Tacoma IntlPhiladelphia

SEA - PHL

SEAPHL

Seattle/Tacoma Intl

Tue 11/5

1 stop17h 00m

Philadelphia

Sat 11/16

1 stop15h 03m

$125

Seattle/Tacoma IntlPhiladelphia

SEA - PHL

SEAPHL

Seattle/Tacoma Intl

Tue 10/1

1 stop16h 47m

Philadelphia

Thu 10/17

1 stop14h 15m

$126

Seattle/Tacoma IntlPhiladelphia

SEA - PHL

SEAPHL

Seattle/Tacoma Intl

Wed 9/25

1 stop14h 31m

Philadelphia

Tue 10/1

1 stop26h 42m

$134

Seattle/Tacoma IntlPhiladelphia

SEA - PHL

SEAPHL

Seattle/Tacoma Intl

Wed 9/25

1 stop11h 10m

Philadelphia

Mon 9/30

1 stop25h 41m

$140

Seattle/Tacoma IntlPhiladelphia

SEA - PHL

SEAPHL

Seattle/Tacoma Intl

Wed 9/25

1 stop11h 10m

Philadelphia

Tue 10/1

2 stops30h 20m

$153

Seattle/Tacoma IntlPhiladelphia

SEA - PHL

SEAPHL

Seattle/Tacoma Intl

Sat 9/28

1 stop7h 55m

Philadelphia

Sat 10/5

2 stops15h 03m

$171

Seattle/Tacoma IntlPhiladelphia

SEA - PHL

SEAPHL

Seattle/Tacoma Intl

Sat 11/16

Nonstop4h 57m

Philadelphia

Tue 11/19

Nonstop6h 11m

$257

Seattle/Tacoma IntlPhiladelphia

SEA - PHL

SEAPHL

Seattle/Tacoma Intl

Fri 11/15

1 stop7h 00m

Philadelphia

Tue 11/19

1 stop9h 01m

$286

Flights are sorted by cheapest first

Deals found on 9/3

Best time to book a flight from Seattle to Delaware

Have a flexible travel schedule? Discover the best time to fly to Delaware 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.

Travel insights for flights from Seattle to Delaware

Get recent, data-driven insights about flights from Seattle to Delaware including ideal travel times, pricing trends, and more.

Rainfall in Delaware by month

Plan your trip to Delaware by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Delaware ranges from 2.9 - 4.3 inches per month. July is typically the wettest month, when rainfall can reach 4.3 in. February is typically the driest time to visit Delaware when rainfall is around 2.9 in.

Temperature in Delaware by month

Plan your trip to Delaware by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Delaware, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

Reviews of airlines servicing Delaware

Get insights into the airlines that provide service to Delaware. 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 Delaware. Reviews last updated September 5, 2024.
Read through reviews of airlines operating flights from Seattle to Delaware, such as Frontier, Spirit Airlines and JetBlue. 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.
Southwest
8.2
Very good
5,383 reviews

Food

7.3

Overall

8.2

Boarding

8.3

Comfort

8.1

Entertainment

7.8

Crew

8.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Southwest
8.2
Very good
5,383 reviews
Southwest
8.2
Very good
5,383 reviews

Food

7.3

Overall

8.2

Boarding

8.3

Comfort

8.1

Entertainment

7.8

Crew

8.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Alaska Airlines
8.0
Very good
9,356 reviews
Southwest
8.2
Very good
5,383 reviews

Food

7.3

Overall

8.2

Boarding

8.3

Comfort

8.1

Entertainment

7.8

Crew

8.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Delta
8.0
Very good
9,185 reviews
Southwest
8.2
Very good
5,383 reviews

Food

7.3

Overall

8.2

Boarding

8.3

Comfort

8.1

Entertainment

7.8

Crew

8.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

JetBlue
7.6
Good
3,743 reviews
Southwest
8.2
Very good
5,383 reviews

Food

7.3

Overall

8.2

Boarding

8.3

Comfort

8.1

Entertainment

7.8

Crew

8.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

United Airlines
7.4
Good
9,648 reviews
Southwest
8.2
Very good
5,383 reviews

Food

7.3

Overall

8.2

Boarding

8.3

Comfort

8.1

Entertainment

7.8

Crew

8.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Related info for your journey

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

    Most people fly from Seattle/Tacoma Intl (SEA) if they book a flight from Seattle to Delaware. Seattle/Tacoma Intl is conveniently located just 11.4 mi from Seattle’s city center.

  • Can I find flights from Seattle to Delaware for under $200 on Cheapflights?

    Yes, there are multiple flights from Seattle to Delaware for under $200. The cheapest flight booked recently is on Frontier for just $123, but on average you can expect to pay $136.

  • Are there nonstop flights from Seattle to Delaware for under $300 on Cheapflights?

    Cheapflights has at least 20 direct flights from Seattle to Delaware under $300. A good price for a nonstop flight from Seattle to Delaware is less than $333.

  • Are there last-minute flights available from Seattle to Delaware for under $300?

    There are currently 20+ open flights from Seattle to Delaware within the next 7 days for less than $300.

  • What does SEA to ILG mean?

    SEA and ILG are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. SEA to ILG refers to a flight route from Seattle/Tacoma Intl Airport to Greater Wilmington Airport.

  • Can I find deals for flights from Seattle to Delaware that include extra baggage allowance?

    The amount of baggage you can bring on your Seattle to Delaware flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Seattle to Delaware with specific airlines?

    Yes, Cheapflights allows you to browse and filter Seattle to Delaware flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Seattle to Delaware by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Seattle to Delaware that allow pets onboard?

    Many airlines flying from Seattle to Delaware offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Seattle to Delaware?

    Yes, you can often find last-minute deals on Seattle to Delaware flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Seattle to Delaware flight deals updated?

    The Seattle to Delaware flight deals you see on this page were last updated on 9/5.

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