What is the cheapest month to book a flight from Saint George to Washington, D.C. Dulles Intl Airport?

Currently, August is the cheapest month in which you can book a flight from Saint George to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Saint George to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of $349). 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 day to fly from Saint George to Washington, D.C. Dulles Intl Airport?

Travelers seeking maximum savings on their Saint George to Washington, D.C. Dulles Intl Airport flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Tuesday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

What is the cheapest day to fly round-trip from Saint George to Washington, D.C. Dulles Intl Airport?

Leaving on a Wednesday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 69% on the overall cost on flights from Saint George to Washington, D.C. Dulles Intl Airport.

What is the cheapest month to fly from Saint George to Washington, D.C. Dulles Intl Airport?

Flights from Saint George to Washington, D.C. Dulles Intl Airport lean towards being more expensive in June. Prices are generally better when you fly from Saint George to Washington, D.C. Dulles Intl Airport in October, with the cheapest ticket starting at $328.

What is the cheapest time of day to fly from SGU to IAD?

It’s optimal to fly from Saint George to Washington, D.C. Dulles Intl Airport in the afternoon. By choosing this option you can save up to 43% on the cost of your flight, compared to a flight at noon.

What airport do you fly from for flights from Saint George to Washington, D.C. Dulles Intl?

Saint George (SGU), located 1.4 mi from the city center, is the airport you fly out of when you book flights from Saint George to Washington, D.C. Dulles Intl. 2 airlines have flights from Saint George to Washington, D.C. Dulles Intl on a regular basis. Booking flights from Saint George to Washington, D.C. Dulles Intl should not be difficult; the airport handles an average of 0 outbound flights to Washington, D.C. Dulles Intl per day.

Can I find deals for flights from Saint George to Dulles Intl that include hotel bookings?

Yes. In addition to deals on Saint George to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Saint George to Dulles Intl?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Saint George to Dulles Intl.

Can I find deals for business class flights from Saint George to Dulles Intl?

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

$278+ Flights from Saint George to Washington, D.C. Dulles Intl Airport

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Cheap flight deals from Saint George to Dulles Intl

Round-trip from	$278 (United Airlines)
Popular in	October
Cheapest in	November
Average price	$555

From Saint George to Washington, D.C. Dulles Intl

Search Deals

Highest demand for flights based on searches. 16% potential increase in price ($100 potential increase over avg. RT price).

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Cheapest flight prices on average. 5% potential price decrease ($28 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 Saint George to Dulles Intl

Cheapest flights from Saint George to Dulles Intl
Explore the most affordable flight options available from Saint George to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

Wed 7/91:48 pmSGU - IAD

1 stop7h 22mUnited Airlines

Wed 7/167:00 amIAD - SGU

1 stop10h 57mUnited Airlines

Deal found 6/10

$278

Thu 7/247:22 pmSGU - IAD

2 stops11h 11mAmerican Airlines

Mon 7/2811:49 amIAD - SGU

1 stop9h 03mAmerican Airlines

Deal found 6/12

$396

Fri 6/271:10 pmSGU - IAD

1 stop8h 33mDelta

Wed 7/27:35 amIAD - SGU

1 stop9h 08mDelta

Deal found 6/10

$438

Best flights from Saint George to Dulles Intl
Discover carefully curated flight deals from Saint George to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 12, 2025.

Wed 7/91:48 pmSGU - IAD

1 stop7h 22mUnited Airlines

Wed 7/167:00 amIAD - SGU

1 stop10h 57mUnited Airlines

Deal found 6/10

$278

Thu 7/247:22 pmSGU - IAD

2 stops11h 11mAmerican Airlines

Mon 7/2811:49 amIAD - SGU

1 stop9h 03mAmerican Airlines

Deal found 6/12

$396

Fri 6/271:10 pmSGU - IAD

1 stop8h 33mDelta

Wed 7/27:35 amIAD - SGU

1 stop9h 08mDelta

Deal found 6/10

$438

Last-minute flights from Saint George to Dulles Intl
Discover last-minute flight deals from Saint George to Dulles Intl. Data last updated June 12, 2025 and is based on user searches.

Fri 6/271:10 pmSGU - IAD

1 stop8h 33mDelta

Wed 7/27:35 amIAD - SGU

1 stop9h 08mDelta

Deal found 6/10

$438

Wed 7/91:48 pmSGU - IAD

1 stop7h 22mUnited Airlines

Wed 7/167:00 amIAD - SGU

1 stop10h 57mUnited Airlines

Deal found 6/10

$278

Thu 7/247:22 pmSGU - IAD

2 stops11h 11mAmerican Airlines

Mon 7/2811:49 amIAD - SGU

1 stop9h 03mAmerican Airlines

Deal found 6/12

$396

One-way flights from Saint George to Dulles Intl
Search for one-way flight options from Saint George to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated June 12, 2025.

Sun 6/295:05 amSGU - IAD

1 stop6h 21mUnited Airlines

Deal found 6/10

$335

Cheapflights Fare Finder

Use the filters below to find and compare flights from Saint George to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Saint GeorgeWashington, D.C.

SGU - IAD

SGUIAD

Saint George

Wed 7/9

1:48 pm-11:10 pm

1 stop7h 22m

Washington, D.C. Dulles Intl

Wed 7/16

7:00 am-3:57 pm

1 stop10h 57m

$278

Saint GeorgeWashington, D.C.

SGU - IAD

SGUIAD

Saint George

Thu 7/24

7:22 pm-8:33 am

2 stops11h 11m

Washington, D.C. Dulles Intl

Mon 7/28

11:49 am-6:52 pm

1 stop9h 03m

$396

Saint GeorgeWashington, D.C.

SGU - IAD

SGUIAD

Saint George

Fri 6/27

1:10 pm-11:43 pm

1 stop8h 33m

Washington, D.C. Dulles Intl

Wed 7/2

7:35 am-2:43 pm

1 stop9h 08m

$438

Saint GeorgeWashington, D.C.

SGU - IAD

SGUIAD

Saint George

Sun 6/29

5:05 am-1:26 pm

1 stop6h 21m

$335

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Best time to book a flight from Saint George to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Saint George 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 Saint George to Washington, D.C. Dulles Intl Airport

Rainfall in Dulles Intl by month

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 2.6 in.

Temperature in Dulles Intl by month

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, 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 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Dulles Intl

Delta

8.0

Very good

7,950 reviews

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

7,950 reviews

Delta

8.0

Very good

7,950 reviews

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

8,790 reviews

Delta

8.0

Very good

7,950 reviews

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

7,950 reviews

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

What airport do you fly from for flights from Saint George to Washington, D.C. Dulles Intl?
Saint George (SGU), located 1.4 mi from the city center, is the airport you fly out of when you book flights from Saint George to Washington, D.C. Dulles Intl. 2 airlines have flights from Saint George to Washington, D.C. Dulles Intl on a regular basis. Booking flights from Saint George to Washington, D.C. Dulles Intl should not be difficult; the airport handles an average of 0 outbound flights to Washington, D.C. Dulles Intl per day.
What are the cheapest airlines flying from Saint George to Washington, D.C. Dulles Intl Airport round-trip?
According to our current data, United Airlines ($278), American Airlines ($396), and Delta ($438) offers the cheapest pricing from Saint George to Washington, D.C. Dulles Intl Airport. United Airlines is 44% cheaper than the average price of flights available within the next 90 days to this destination.
Can I find deals for flights from Saint George to Dulles Intl that include hotel bookings?
Yes. In addition to deals on Saint George to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Saint George to Dulles Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Saint George to Dulles Intl.
Can I find deals for business class flights from Saint George to Dulles Intl?
Yes. Cheapflights offers flight deals from Saint George to Dulles Intl 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 Saint George to Washington, D.C. Dulles Intl Airport?
Currently, August is the cheapest month in which you can book a flight from Saint George to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Saint George to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of $349). 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.

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Top 2 airlines flying from Saint George to Dulles Intl

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$278	Average$378	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$278	Average$418	FlexibilityNo cancel fee	On-time69%

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$278+ Cheap flights from Saint George (SGU) to Dulles Intl (IAD)

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 7/9. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Saint George to Dulles Intl with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Saint George to Dulles Intl

Round-trip from

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Cheapest in

Average price

Find flight deals from Saint George to Dulles Intl

Cheapest flights from Saint George to Dulles IntlExplore the most affordable flight options available from Saint George to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

Explore the most affordable flight options available from Saint George to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Saint George to Washington, D.C. Dulles Intl Airport that are best for you.

Best time to book a flight from Saint George to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Saint George with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Saint George to Washington, D.C. Dulles Intl Airport

Rainfall in Dulles Intl by month

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

Temperature in Dulles Intl by month

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

Reviews of airlines servicing Dulles Intl

Related info for your journey

Find useful and relevant information for your journey from Saint George to Dulles Intl. 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 Saint George to Washington, D.C. Dulles Intl?

What are the cheapest airlines flying from Saint George to Washington, D.C. Dulles Intl Airport round-trip?

Can I find deals for flights from Saint George to Dulles Intl that include hotel bookings?

How can I find direct flights from Saint George to Dulles Intl?

Can I find deals for business class flights from Saint George to Dulles Intl?

What is the cheapest month to book a flight from Saint George to Washington, D.C. Dulles Intl Airport?

Traveling to a place near Saint George?

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Alternative routes for Saint George to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Saint George to Dulles Intl

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Cheapest flights from Saint George to Dulles Intl
Explore the most affordable flight options available from Saint George to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.