How long is the flight from Great Falls to Delaware?

Airlines like Delta and Alaska Airlines fly from Great Falls to Delaware in about 7h 59m. The time it takes to get you to your destination can typically vary by up to 14h 24m. Great Falls and Delaware are separated by a distance of 1860 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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.

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).

What is the cheapest time of day to fly from GTF to DE?

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

What airport do you fly from for flights from Great Falls to Delaware?

For a flight from Great Falls to Delaware, you will be flying from Great Falls. Great Falls (GTF) is just 3.5 mi from the center of the city.

Can I find deals for flights from Great Falls to Delaware that include hotel bookings?

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

How can I find direct flights from Great Falls to Delaware?

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

Can I find deals for business class flights from Great Falls to Delaware?

Yes. Cheapflights offers flight deals from Great Falls 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.

$398+ Flights from Great Falls to Delaware

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Cheap flight deals from Great Falls to Delaware

Cheapest flights from Great Falls to Delaware
Explore the most affordable flight options available from Great Falls to Delaware. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

Wed 12/176:15 amGTF - PHL

1 stop7h 27mUnited Airlines

Sat 1/36:00 amPHL - GTF

2 stops9h 39mUnited Airlines

Deal found 12/16

$957

Best flights from Great Falls to Delaware
Discover carefully curated flight deals from Great Falls to Delaware that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 18, 2025.

Fri 1/91:15 pmGTF - PHL

1 stop7h 59mDelta

Tue 1/137:00 amPHL - GTF

1 stop7h 33mDelta

Deal found 12/15

$398

Fri 2/274:57 pmGTF - PHL

1 stop22h 23mAlaska Airlines

Mon 3/26:20 pmPHL - GTF

1 stop23h 57mAlaska Airlines

Deal found 12/16

$448

Wed 1/212:29 pmGTF - PHL

1 stop7h 01mUnited Airlines

Sat 1/245:00 pmPHL - GTF

2 stops22h 48mUnited Airlines

Deal found 12/15

$516

Wed 1/215:59 pmGTF - PHL

1 stop22h 04mAlaska Airlines

Sat 1/247:06 pmPHL - GTF

1 stop24h 13mAlaska Airlines

Deal found 12/16

$518

Fri 2/276:10 pmGTF - PHL

2 stops13h 13mDelta

Mon 3/212:29 pmPHL - GTF

2 stops12h 00mDelta

Deal found 12/16

$524

Last-minute flights from Great Falls to Delaware
Discover last-minute flight deals from Great Falls to Delaware. Data last updated December 18, 2025 and is based on user searches.

Fri 1/91:15 pmGTF - PHL

1 stop7h 59mDelta

Tue 1/137:00 amPHL - GTF

1 stop7h 33mDelta

Deal found 12/16

$398

Wed 1/212:29 pmGTF - PHL

1 stop7h 01mUnited Airlines

Sat 1/245:00 pmPHL - GTF

2 stops22h 48mUnited Airlines

Deal found 12/15

$516

Wed 1/215:59 pmGTF - PHL

1 stop22h 04mAlaska Airlines

Sat 1/247:06 pmPHL - GTF

1 stop24h 13mAlaska Airlines

Deal found 12/16

$518

Find flight deals from Great Falls to Delaware

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$398 (Delta)
Popular in	July
Cheapest in	October
Average price	$523

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From Great Falls to Delaware

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Highest demand for flights based on searches. 19% potential increase in price ($151 potential increase over avg. RT price).

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Cheapest flight prices on average. 5% potential price decrease ($32 potential savings vs. average RT price).

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Average for round-trip flights in December 2025

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Cheapflights Fare Finder

Use the filters below to find and compare flights from Great Falls to Delaware that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Great FallsPhiladelphia

GTF - PHL

GTFPHL

Great Falls

Fri 1/9

1:15 pm-11:14 pm

1 stop7h 59m

Philadelphia

Tue 1/13

7:00 am-12:33 pm

1 stop7h 33m

$398

Great FallsPhiladelphia

GTF - PHL

GTFPHL

Great Falls

Fri 2/27

4:57 pm-5:20 pm

1 stop22h 23m

Philadelphia

Mon 3/2

6:20 pm-4:17 pm

1 stop23h 57m

$448

Great FallsPhiladelphia

GTF - PHL

GTFPHL

Great Falls

Wed 1/21

2:29 pm-11:30 pm

1 stop7h 01m

Philadelphia

Sat 1/24

5:00 pm-1:48 pm

2 stops22h 48m

$516

Great FallsPhiladelphia

GTF - PHL

GTFPHL

Great Falls

Wed 1/21

5:59 pm-6:03 pm

1 stop22h 04m

Philadelphia

Sat 1/24

7:06 pm-5:19 pm

1 stop24h 13m

$518

Great FallsPhiladelphia

GTF - PHL

GTFPHL

Great Falls

Fri 2/27

6:10 pm-9:23 am

2 stops13h 13m

Philadelphia

Mon 3/2

12:29 pm-10:29 pm

2 stops12h 00m

$524

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/15

Best time to book a flight from Great Falls to Delaware

Have a flexible travel schedule? Discover the best time to fly to Delaware from Great Falls 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 Great Falls to Delaware

No data available for this route at this time. Please check back soon.

Related info for your journey

What airport do you fly from for flights from Great Falls to Delaware?
For a flight from Great Falls to Delaware, you will be flying from Great Falls. Great Falls (GTF) is just 3.5 mi from the center of the city.
How long is the flight from Great Falls to Delaware?
Airlines like Delta and Alaska Airlines fly from Great Falls to Delaware in about 7h 59m. The time it takes to get you to your destination can typically vary by up to 14h 24m. Great Falls and Delaware are separated by a distance of 1860 mi. Both multi-stop and nonstop flights can be found to your destination and back.
Can I find deals for flights from Great Falls to Delaware that include hotel bookings?
Yes. In addition to deals on Great Falls to Delaware flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Great Falls to Delaware?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Great Falls to Delaware.
Can I find deals for business class flights from Great Falls to Delaware?
Yes. Cheapflights offers flight deals from Great Falls 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.

See more FAQs

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$398+ Cheap flights from Great Falls (GTF) to Delaware

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/9. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Great Falls to Delaware with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Great Falls to Delaware

Cheapest flights from Great Falls to DelawareExplore the most affordable flight options available from Great Falls to Delaware. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

Explore the most affordable flight options available from Great Falls to Delaware. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

Find flight deals from Great Falls to Delaware

Keep the following information in mind while searching for Great Falls to Delaware flight deals. Data was last updated December 18, 2025.

Most accurate provider

Most trusted provider

Round-trip from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Great Falls to Delaware that are best for you.

Best time to book a flight from Great Falls to Delaware

Have a flexible travel schedule? Discover the best time to fly to Delaware from Great Falls with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Great Falls to Delaware

Related info for your journey

Find useful and relevant information for your journey from Great Falls 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 Great Falls to Delaware?

How long is the flight from Great Falls to Delaware?

Can I find deals for flights from Great Falls to Delaware that include hotel bookings?

How can I find direct flights from Great Falls to Delaware?

Can I find deals for business class flights from Great Falls to Delaware?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Great Falls to Delaware

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Cheapest flights from Great Falls to Delaware
Explore the most affordable flight options available from Great Falls to Delaware. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.