HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Dulles Intl

$261+ Cheap flights from Saint George (SGU) to Dulles Intl (IAD)

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 4/17. Fares are subject to change and may not be available on all flights or dates of travel.
SGU — IAD
Apr 27 — May 41
Mon 4/27
Mon 5/4
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Saint George to Dulles Intl with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap 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 March 28, 2026.

This United Airlines deal was found by Cheapflights users on 3/25. 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.
Fri 4/241:51 pm
SGU
-
IAD
1 stop7h 43m
United Airlines
Sun 4/268:57 am
IAD
-
SGU
1 stop9h 18m
United Airlines
Deal found 3/25$383
This United Airlines deal was found by Cheapflights users on 3/27. 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.
Fri 5/111:45 am
SGU
-
IAD
1 stop7h 13m
United Airlines
Mon 5/45:20 pm
IAD
-
SGU
1 stop7h 38m
United Airlines
Deal found 3/27$428
This United Airlines deal was found by Cheapflights users on 3/26. 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 12/55:10 am
SGU
-
IAD
1 stop6h 17m
United Airlines
Tue 12/88:30 am
IAD
-
SGU
1 stop9h 34m
United Airlines
Deal found 3/26$458
This Delta deal was found by Cheapflights users on 3/27. 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.
Fri 5/15:50 am
SGU
-
IAD
2 stops8h 41m
Delta
Mon 5/410:11 am
IAD
-
SGU
2 stops10h 25m
Delta
Deal found 3/27$474
This Delta deal was found by Cheapflights users on 3/27. 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.
Thu 4/301:15 pm
SGU
-
IAD
2 stops7h 48m
Delta
Tue 5/57:20 am
IAD
-
SGU
1 stop7h 16m
Delta
Deal found 3/27$544
This American Airlines deal was found by Cheapflights users on 3/27. 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.
Thu 4/305:00 am
SGU
-
IAD
1 stop16h 26m
American Airlines
Mon 5/47:00 am
IAD
-
SGU
1 stop16h 04m
American Airlines
Deal found 3/27$545
This United Airlines deal was found by Cheapflights users on 3/27. 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.
Fri 4/2412:15 pm
SGU
-
IAD
1 stop10h 30m
United Airlines
Wed 4/298:12 pm
IAD
-
SGU
1 stop28h 46m
United Airlines
Deal found 3/27$546
This United Airlines deal was found by Cheapflights users on 3/27. 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.
Fri 4/2412:15 pm
SGU
-
IAD
1 stop10h 30m
United Airlines
Thu 4/308:29 pm
IAD
-
SGU
1 stop21h 36m
United Airlines
Deal found 3/27$571
This Delta deal was found by Cheapflights users on 3/27. 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.
Thu 4/301:15 pm
SGU
-
IAD
2 stops7h 48m
Delta
Mon 5/410:11 am
IAD
-
SGU
2 stops10h 25m
Delta
Deal found 3/27$584

Find flight deals from Saint George to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Saint George (SGU) to Dulles Intl (IAD). 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 March 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$383
(United Airlines)

One-way from

$261
(Delta)
Provider with most accurate pricing for Saint George-Washington, D.C. Dulles Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Saint George-Washington, D.C. Dulles Intl flights.
Search Deals
From Saint George to Washington, D.C. Dulles Intl
Search Deals
One-way flight from Saint George to Washington, D.C. Dulles Intl
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Saint George to Dulles Intl 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 March 28, 2026.
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

Cheapest round-trip

Saint GeorgeWashington, D.C.

SGU - IAD

SGUIAD

Saint George

Fri 4/24

1:51 pm-11:34 pm

1 stop7h 43m

Washington, D.C. Dulles Intl

Sun 4/26

8:57 am-4:15 pm

1 stop9h 18m

$383
Quickest round-trip

Saint GeorgeWashington, D.C.

SGU - IAD

SGUIAD

Saint George

Fri 5/1

11:45 am-8:58 pm

1 stop7h 13m

Washington, D.C. Dulles Intl

Mon 5/4

5:20 pm-10:58 pm

1 stop7h 38m

$428

Saint GeorgeWashington, D.C.

SGU - IAD

SGUIAD

Saint George

Fri 5/1

5:50 am-4:31 pm

2 stops8h 41m

Washington, D.C. Dulles Intl

Mon 5/4

10:11 am-6:36 pm

2 stops10h 25m

$474

Saint GeorgeWashington, D.C.

SGU - IAD

SGUIAD

Saint George

Thu 4/30

1:15 pm-11:03 pm

2 stops7h 48m

Washington, D.C. Dulles Intl

Tue 5/5

7:20 am-12:36 pm

1 stop7h 16m

$544

Saint GeorgeWashington, D.C.

SGU - IAD

SGUIAD

Saint George

Thu 4/30

1:15 pm-11:03 pm

2 stops7h 48m

Washington, D.C. Dulles Intl

Mon 5/4

10:11 am-6:36 pm

2 stops10h 25m

$584

Saint GeorgeWashington, D.C.

SGU - IAD

SGUIAD

Saint George

Tue 4/7

5:00 am-6:41 pm

2 stops11h 41m

Washington, D.C. Dulles Intl

Sat 4/11

6:25 am-4:07 pm

2 stops11h 42m

$600

Saint GeorgeWashington, D.C.

SGU - IAD

SGUIAD

Saint George

Fri 4/24

12:15 pm-12:45 am

1 stop10h 30m

Washington, D.C. Dulles Intl

Wed 4/29

1:10 pm-10:09 am

3 stops22h 59m

$617

Saint GeorgeWashington, D.C.

SGU - IAD

SGUIAD

Saint George

Tue 4/7

3:20 pm-11:40 pm

1 stop6h 20m

Washington, D.C. Dulles Intl

Sat 4/11

7:00 am-2:39 pm

2 stops9h 39m

$654

Saint GeorgeWashington, D.C.

SGU - IAD

SGUIAD

Saint George

Thu 6/11

5:25 pm-5:27 am

1 stop10h 02m

Washington, D.C. Dulles Intl

Mon 6/15

10:15 pm-9:51 am

2 stops13h 36m

$659

Saint GeorgeWashington, D.C.

SGU - IAD

SGUIAD

Saint George

Fri 4/10

1:10 pm-11:40 pm

1 stop8h 30m

Washington, D.C. Dulles Intl

Tue 4/14

7:20 am-12:36 pm

1 stop7h 16m

$672

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

Showing 1-10 of 16 resultsSorted by cheapest first
1
2
  • Most accurate provider: When it comes to deals on Saint George-Washington, D.C. Dulles Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Saint George-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Saint George-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Saint George-Washington, D.C. Dulles Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Saint George-Washington, D.C. Dulles Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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.

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. 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 Dulles Intl. Reviews last updated March 28, 2026.
Peruse reviews from past customers who have flown with United Airlines from Saint George to Washington, D.C. Dulles Intl Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,499 reviews

Comfort

7.3

Entertainment

7.1

Overall

7.4

Crew

8.1

Food

6.6

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,499 reviews
United Airlines
7.4
Good
9,499 reviews

Comfort

7.3

Entertainment

7.1

Overall

7.4

Crew

8.1

Food

6.6

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

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?

    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. 1 airline 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.

  • How long is the flight from Saint George to Washington, D.C. Dulles Intl Airport?

    For as low as $383, United Airlines can have you in Washington, D.C. Dulles Intl Airport from Saint George in 7h 43m. There are 1957 mi between Saint George and Washington, D.C. Dulles Intl Airport. This flight may include one or multiple stops.

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

    According to our current data, United Airlines ($358), offers the cheapest pricing from Saint George to Washington, D.C. Dulles Intl Airport.

  • 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.

See more FAQs

Traveling to a place near Washington, D.C. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Alexandria
Woodbridge
Tysons
Owings Mills
Arlington
Springfield
Silver Spring
Herndon
Hyattsville
Hanover
Laurel
Rockville
Upper Marlboro
Fredericksburg
Largo
Bowie
Clinton
Towson
College Park
Cordova

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Saint George to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.
Salt Lake City to Dulles Intl flights
Salt Lake City to Reagan-National flights
Salt Lake City to Baltimore flights
Saint George to Baltimore flights

Top airline flying from Saint George to Dulles Intl

Discover the top airline that operate flights from Saint George to Dulles Intl. 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 March 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$358Average$609FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.