HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Dulles Intl

$114+ Cheap flights from Saint Paul, MN 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 7/21. Fares are subject to change and may not be available on all flights or dates of travel.
MSP — IAD
Jun 23 — Jun 301
Tue 6/23
Tue 6/30
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Saint Paul 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.
Cheapflights Tip: The best prices from Saint Paul to Washington, D.C. Dulles Intl are usually found in August or February, booked 34 days in advance, depart on a Sunday or Friday and return on a Thursday

Cheap flight deals from Saint Paul to Dulles Intl

Cheapest flights from Saint Paul to Dulles Intl
Explore the most affordable flight options available from Saint Paul to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 24, 2026.

This Sun Country Air deal was found by Cheapflights users on 5/19. 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/138:20 am
MSP
-
IAD
Nonstop2h 20m
Sun Country Air
Sun 8/168:00 am
IAD
-
MSP
Nonstop2h 37m
Sun Country Air
Deal found 5/19$218
This Priceline deal was found by Cheapflights users on 5/21. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/255:30 pm
MSP
-
IAD
Nonstop2h 22m
Multiple Airlines
Wed 7/297:49 am
IAD
-
MSP
1 stop6h 50m
Multiple Airlines
Deal found 5/21$224
This Super.com deal was found by Cheapflights users on 5/20. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/108:25 am
MSP
-
IAD
Nonstop2h 20m
Sun Country Air
Fri 6/1212:49 pm
IAD
-
MSP
Nonstop2h 37m
Sun Country Air
Deal found 5/20$226
This Kiwi.com deal was found by Cheapflights users on 5/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/48:25 am
MSP
-
IAD
Nonstop2h 20m
Sun Country Air
Mon 7/1312:46 pm
IAD
-
MSP
Nonstop2h 37m
Sun Country Air
Deal found 5/19$227
This Sun Country Air deal was found by Cheapflights users on 5/19. 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/278:25 am
MSP
-
IAD
Nonstop2h 20m
Sun Country Air
Mon 8/3111:24 am
IAD
-
MSP
Nonstop2h 42m
Sun Country Air
Deal found 5/19$228
This Priceline deal was found by Cheapflights users on 5/23. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/302:24 pm
MSP
-
IAD
1 stop7h 53m
Multiple Airlines
Sat 7/412:40 pm
IAD
-
MSP
Nonstop2h 37m
Multiple Airlines
Deal found 5/23$229
This Frontier deal was found by Cheapflights users on 5/23. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/302:24 pm
MSP
-
IAD
1 stop7h 53m
Frontier
Wed 7/17:30 am
IAD
-
MSP
1 stop7h 09m
Frontier
Deal found 5/23$230
This Frontier deal was found by Cheapflights users on 5/23. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/302:24 pm
MSP
-
IAD
1 stop7h 53m
Frontier
Tue 7/77:49 am
IAD
-
MSP
1 stop6h 50m
Frontier
Deal found 5/23$231
This Priceline deal was found by Cheapflights users on 5/20. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/108:25 am
MSP
-
IAD
Nonstop2h 20m
Multiple Airlines
Sat 6/136:46 am
IAD
-
MSP
1 stop7h 53m
Multiple Airlines
Deal found 5/20$233
This Super.com deal was found by Cheapflights users on 5/22. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/298:30 am
MSP
-
IAD
Nonstop2h 19m
Sun Country Air
Sun 5/3112:55 pm
IAD
-
MSP
Nonstop2h 40m
Sun Country Air
Deal found 5/22$236
This Kiwi.com deal was found by Cheapflights users on 5/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/69:10 am
MSP
-
IAD
Nonstop2h 22m
Sun Country Air
Sat 8/812:58 pm
IAD
-
MSP
Nonstop2h 37m
Sun Country Air
Deal found 5/20$237
This Sun Country Air deal was found by Cheapflights users on 5/20. 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/136:35 am
MSP
-
IAD
Nonstop2h 30m
Sun Country Air
Sun 11/154:50 pm
IAD
-
MSP
Nonstop2h 37m
Sun Country Air
Deal found 5/20$238

Find flight deals from Saint Paul to Dulles Intl

Keep the following information in mind while searching for Saint Paul to Dulles Intl flight deals. Data was last updated May 24, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$218
(Sun Country Air)

One-way from

$114
(Super.com)

Popular in

January

Cheapest in

August

Average price

$323
Provider with most accurate pricing for Minneapolis St Paul-Washington, D.C. (WAS) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Minneapolis St Paul-Washington, D.C. (WAS) flights.
Search Deals
From Saint Paul to Washington, D.C. Dulles Intl
Search Deals
One-way flight from Saint Paul to Washington, D.C. Dulles Intl
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($14 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Saint Paul 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 May 24, 2026.
Use the filters below to find and compare flights from Saint Paul to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MinneapolisWashington, D.C.

MSP - IAD

MSPIAD

Minneapolis St Paul

Fri 7/31

7:50 pm-11:20 pm

Nonstop2h 30m

Washington, D.C. Dulles Intl

Mon 8/3

6:00 am-10:18 am

1 stop5h 18m

$262

MinneapolisWashington, D.C.

MSP - IAD

MSPIAD

Minneapolis St Paul

Mon 8/31

8:00 pm-11:29 pm

Nonstop2h 29m

Washington, D.C. Dulles Intl

Mon 9/7

7:50 pm-12:21 am

1 stop5h 31m

$262
Quickest round-trip

MinneapolisWashington, D.C.

MSP - IAD

MSPIAD

Minneapolis St Paul

Wed 8/5

7:18 am-10:48 am

Nonstop2h 30m

Washington, D.C. Dulles Intl

Thu 8/13

6:00 am-7:54 am

Nonstop2h 54m

$274

MinneapolisWashington, D.C.

MSP - IAD

MSPIAD

Minneapolis St Paul

Tue 10/20

4:50 pm-10:52 pm

1 stop5h 02m

Washington, D.C. Dulles Intl

Tue 10/27

8:35 am-12:04 pm

1 stop4h 29m

$281

MinneapolisWashington, D.C.

MSP - IAD

MSPIAD

Minneapolis St Paul

Sat 8/8

6:00 am-11:55 am

1 stop4h 55m

Washington, D.C. Dulles Intl

Tue 8/11

8:20 am-2:19 pm

1 stop6h 59m

$297

MinneapolisWashington, D.C.

MSP - IAD

MSPIAD

Minneapolis St Paul

Wed 8/26

7:50 pm-11:21 pm

Nonstop2h 31m

Washington, D.C. Dulles Intl

Sun 8/30

7:26 pm-12:22 am

1 stop5h 56m

$306

MinneapolisWashington, D.C.

MSP - IAD

MSPIAD

Minneapolis St Paul

Sat 10/24

8:55 am-4:36 pm

1 stop6h 41m

Washington, D.C. Dulles Intl

Mon 11/2

12:00 pm-1:50 pm

Nonstop2h 50m

$307

MinneapolisWashington, D.C.

MSP - IAD

MSPIAD

Minneapolis St Paul

Mon 6/22

12:29 pm-3:56 pm

Nonstop2h 27m

Washington, D.C. Dulles Intl

Sat 7/11

5:42 pm-11:10 pm

1 stop6h 28m

$312

MinneapolisWashington, D.C.

MSP - IAD

MSPIAD

Minneapolis St Paul

Thu 7/2

7:17 am-10:52 am

Nonstop2h 35m

Washington, D.C. Dulles Intl

Tue 7/7

6:00 am-7:53 am

Nonstop2h 53m

$320

MinneapolisWashington, D.C.

MSP - IAD

MSPIAD

Minneapolis St Paul

Fri 8/7

7:50 pm-11:21 pm

Nonstop2h 31m

Washington, D.C. Dulles Intl

Wed 8/12

6:00 am-9:54 am

1 stop4h 54m

$323

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/18

Showing 1-10 of 22 resultsSorted by cheapest first
1
2
3

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

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

What is the cheapest time of day to fly from SA1 to IAD?

Find hourly flight availability from Saint Paul to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 24, 2026.

One of the essential ways to save on airfare from Saint Paul to Washington, D.C. Dulles Intl Airport is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 42% on airfare.

Weekly flight availability from Saint Paul to Washington, D.C. Dulles Intl Airport

Explore weekly flight availability from Saint Paul to Dulles Intl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated May 24, 2026.

The most flights from SA1 to IAD are scheduled on a Friday (19 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (13 on average).

How much does it cost to fly round-trip from Saint Paul to Washington, D.C. Dulles Intl Airport?

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 May 24, 2026.
Peruse reviews from past customers who have flown with Delta,United Airlines, andSun Country Air from Saint Paul 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.
Delta
7.9
Good
8,445 reviews

Comfort

7.8

Crew

8.5

Overall

7.9

Entertainment

7.8

Food

7.2

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Delta
7.9
Good
8,445 reviews
Delta
7.9
Good
8,445 reviews

Comfort

7.8

Crew

8.5

Overall

7.9

Entertainment

7.8

Food

7.2

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
United Airlines
7.4
Good
9,752 reviews
Delta
7.9
Good
8,445 reviews

Comfort

7.8

Crew

8.5

Overall

7.9

Entertainment

7.8

Food

7.2

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Sun Country Air
6.8
Okay
334 reviews
Delta
7.9
Good
8,445 reviews

Comfort

7.8

Crew

8.5

Overall

7.9

Entertainment

7.8

Food

7.2

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Frontier
5.7
Fair
2,940 reviews
Delta
7.9
Good
8,445 reviews

Comfort

7.8

Crew

8.5

Overall

7.9

Entertainment

7.8

Food

7.2

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

Related info for your journey

Find useful and relevant information for your journey from Saint Paul to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    Departing from Saint Paul to Washington, D.C. Dulles Intl Airport will take you 2h 30m. Saint Paul and Washington, D.C. Dulles Intl Airport are separated by a distance of 905 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Saint Paul to Washington, D.C. Dulles Intl Airport one-way?

    One-way options have recently been found by users for as low as $69 on Sun Country Air. Other airlines that offer cheap prices include Frontier from $76 and Delta from $89 one-way.

  • What are the most reliable airlines from Saint Paul to Washington, D.C. Dulles Intl Airport?

    The top 3 most reliable airlines when flying from Saint Paul to Washington, D.C. Dulles Intl Airport are Sun Country Air (100%), Mesa Airlines (100%) and Brussels Airlines (95%).

  • What are the cheapest flights from Saint Paul to Washington, D.C. Dulles Intl Airport?

    Looking for the cheapest flight from Saint Paul to Washington, D.C. Dulles Intl Airport? While on average our users pay $552, our data indicates the cheapest price to be $98. The most popular route (Minneapolis St Paul - Washington, D.C. Dulles Intl), is priced around $197.

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

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

  • How can I find direct flights from Saint Paul 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 Paul to Dulles Intl.

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

    Yes. Cheapflights offers flight deals from Saint Paul 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
Tysons
Owings Mills
Springfield
Arlington
Herndon
Rockville
Hyattsville
Manassas
Fredericksburg
Hanover
Chantilly
Laurel
Falls Church
Waldorf
Silver Spring
Largo
Clinton
Reston
Hunt Valley

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.

Top 4 airlines flying from Saint Paul to Dulles Intl

Discover the top 4 airlines that operate flights from Saint Paul 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 May 24, 2026.
AirlineCheapestAverageFlexibilityOn-time
Sun Country AirCheapest$79Average$178FlexibilityNo cancel feeOn-time83%
FrontierCheapest$115Average$224FlexibilityNo cancel feeOn-time62%
DeltaCheapest$171Average$319FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$199Average$317FlexibilityNo 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.