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Dulles Intl

$78+ 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 4/9. Fares are subject to change and may not be available on all flights or dates of travel.
MSP — IAD
Mar 23 — Mar 301
Mon 3/23
Mon 3/30
1 adult, Economy
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Cheapflights Tip: The best prices from Saint Paul to Washington, D.C. Dulles Intl are usually found in August or June, booked 39 days in advance, depart on a Friday or Thursday 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 February 21, 2026.

This Kiwi.com deal was found by Cheapflights users on 2/20. 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 4/26:42 am
MSP
-
IAD
Nonstop2h 24m
Sun Country Air
Mon 4/611:51 am
IAD
-
MSP
Nonstop2h 45m
Sun Country Air
Deal found 2/20$207
This Delta deal was found by Cheapflights users on 2/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/108:10 pm
MSP
-
IAD
Nonstop2h 31m
Delta
Sun 4/127:00 am
IAD
-
MSP
Nonstop3h 05m
Delta
Deal found 2/20$208
This Priceline deal was found by Cheapflights users on 2/17. 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.
Fri 3/209:18 pm
MSP
-
IAD
1 stop9h 06m
Multiple Airlines
Sun 3/226:40 am
IAD
-
MSP
Nonstop2h 45m
Multiple Airlines
Deal found 2/17$209
This CheapOair deal was found by Cheapflights users on 2/20. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2311:30 am
MSP
-
IAD
1 stop12h 06m
Multiple Airlines
Sun 4/2612:17 pm
IAD
-
MSP
Nonstop2h 40m
Multiple Airlines
Deal found 2/20$210
This Expedia deal was found by Cheapflights users on 2/17. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/268:27 pm
MSP
-
IAD
1 stop9h 53m
Multiple Airlines
Mon 3/28:30 am
IAD
-
MSP
Nonstop2h 45m
Multiple Airlines
Deal found 2/17$211
This United Airlines deal was found by Cheapflights users on 2/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/118:13 am
MSP
-
IAD
1 stop6h 50m
United Airlines
Sat 4/189:00 am
IAD
-
MSP
Nonstop2h 53m
United Airlines
Deal found 2/20$213
This Kiwi.com deal was found by Cheapflights users on 2/20. 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 4/97:48 am
MSP
-
IAD
Nonstop2h 21m
Multiple Airlines
Sun 4/122:24 pm
IAD
-
MSP
3 stops58h 34m
Multiple Airlines
Deal found 2/20$214
This Travelocity deal was found by Cheapflights users on 2/20. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/3011:01 am
MSP
-
IAD
1 stop12h 35m
Frontier
Fri 5/13:08 pm
IAD
-
MSP
1 stop19h 42m
Frontier
Deal found 2/20$215
This Frontier deal was found by Cheapflights users on 2/19. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/228:27 pm
MSP
-
IAD
1 stop9h 57m
Frontier
Fri 5/16:00 am
IAD
-
MSP
1 stop6h 41m
Frontier
Deal found 2/19$216
This Cheapflightsfares deal was found by Cheapflights users on 2/20. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/148:35 am
MSP
-
IAD
Nonstop2h 19m
Sun Country Air
Sun 5/1712:44 pm
IAD
-
MSP
Nonstop2h 40m
Sun Country Air
Deal found 2/20$217
This Delta deal was found by Cheapflights users on 2/18. 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 3/128:10 pm
MSP
-
IAD
Nonstop2h 31m
Delta
Tue 3/177:00 am
IAD
-
MSP
Nonstop3h 05m
Delta
Deal found 2/18$218

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 February 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$207
(Kiwi.com)

One-way from

$78
(Kiwi.com)

Popular in

January

Cheapest in

August

Average price

$319
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. 16% potential increase in price ($55 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 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 February 21, 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

Saint Paul

Fly to

Dulles Intl

Route

Depart

Return

Price

MinneapolisWashington, D.C.

MSP - IAD

MSPIAD

Minneapolis St Paul

Tue 3/24

12:05 pm-3:35 pm

Nonstop2h 30m

Washington, D.C. Dulles Intl

Sun 5/3

9:00 am-10:53 am

Nonstop2h 53m

$225

MinneapolisWashington, D.C.

MSP - IAD

MSPIAD

Minneapolis St Paul

Wed 3/4

10:00 am-1:34 pm

Nonstop2h 34m

Washington, D.C. Dulles Intl

Thu 3/12

7:00 am-9:05 am

Nonstop3h 05m

$228

MinneapolisWashington, D.C.

MSP - IAD

MSPIAD

Minneapolis St Paul

Tue 4/28

7:58 am-11:32 am

Nonstop2h 34m

Washington, D.C. Dulles Intl

Tue 5/5

12:12 pm-2:25 pm

Nonstop3h 13m

$229

MinneapolisWashington, D.C.

MSP - IAD

MSPIAD

Minneapolis St Paul

Fri 5/1

2:20 pm-5:57 pm

Nonstop2h 37m

Washington, D.C. Dulles Intl

Sun 5/3

6:00 am-8:01 am

Nonstop3h 01m

$229

MinneapolisWashington, D.C.

MSP - IAD

MSPIAD

Minneapolis St Paul

Thu 4/23

8:00 pm-11:32 pm

Nonstop2h 32m

Washington, D.C. Dulles Intl

Mon 4/27

12:12 pm-2:25 pm

Nonstop3h 13m

$229

MinneapolisWashington, D.C.

MSP - IAD

MSPIAD

Minneapolis St Paul

Fri 5/15

8:10 pm-11:41 pm

Nonstop2h 31m

Washington, D.C. Dulles Intl

Mon 5/18

6:00 am-7:46 am

Nonstop2h 46m

$229

MinneapolisWashington, D.C.

MSP - IAD

MSPIAD

Minneapolis St Paul

Fri 4/24

8:00 pm-11:32 pm

Nonstop2h 32m

Washington, D.C. Dulles Intl

Sun 4/26

6:00 am-8:01 am

Nonstop3h 01m

$229

MinneapolisWashington, D.C.

MSP - IAD

MSPIAD

Minneapolis St Paul

Fri 5/8

8:10 pm-11:41 pm

Nonstop2h 31m

Washington, D.C. Dulles Intl

Sun 5/10

6:00 am-7:46 am

Nonstop2h 46m

$229

MinneapolisWashington, D.C.

MSP - IAD

MSPIAD

Minneapolis St Paul

Tue 4/28

7:58 am-11:32 am

Nonstop2h 34m

Washington, D.C. Dulles Intl

Wed 5/6

6:00 am-8:01 am

Nonstop3h 01m

$229

MinneapolisWashington, D.C.

MSP - IAD

MSPIAD

Minneapolis St Paul

Fri 4/10

8:10 pm-11:41 pm

Nonstop2h 31m

Washington, D.C. Dulles Intl

Sat 4/25

6:00 am-10:21 am

1 stop5h 21m

$238

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/17

Showing 1-10 of 23 results
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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

How far ahead should I book a flight from Saint Paul to Washington, D.C. Dulles Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Saint Paul to Dulles Intl. Price data was last updated on February 20, 2026.

The best time to book flights from Saint Paul to Washington, D.C. Dulles Intl Airport is 39 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, April is the cheapest month in which you can book a flight from Saint Paul to Washington, D.C. Dulles Intl Airport (average of $79). Flying from Saint Paul to Washington, D.C. Dulles Intl Airport in December is currently the most expensive (average of $229). 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 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 February 21, 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 66% on airfare.

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

Use this chart to determine the cheapest time to fly round-trip from Saint Paul to Dulles Intl. Price data was last updated on February 17, 2026.

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

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 February 21, 2026.

The most flights from SA1 to IAD are scheduled on a Friday (12 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (9 on average).

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 February 21, 2026.
Peruse reviews from past customers who have flown with Delta, United Airlines, and Sun 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
8,229 reviews

Crew

8.5

Food

7.2

Comfort

7.9

Boarding

8.1

Entertainment

7.8

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,229 reviews
Delta
7.9
Good
8,229 reviews

Crew

8.5

Food

7.2

Comfort

7.9

Boarding

8.1

Entertainment

7.8

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,336 reviews
Delta
7.9
Good
8,229 reviews

Crew

8.5

Food

7.2

Comfort

7.9

Boarding

8.1

Entertainment

7.8

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Sun Country Air
6.8
Okay
341 reviews
Delta
7.9
Good
8,229 reviews

Crew

8.5

Food

7.2

Comfort

7.9

Boarding

8.1

Entertainment

7.8

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Frontier
5.7
Fair
3,045 reviews
Delta
7.9
Good
8,229 reviews

Crew

8.5

Food

7.2

Comfort

7.9

Boarding

8.1

Entertainment

7.8

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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 21m. Saint Paul and Washington, D.C. Dulles Intl Airport are separated by a distance of 905 mi. Most flights are nonstop.

  • 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 Delta from $89 and United Airlines 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 Aeromexico (88%), United Airlines (76%) and Mesa Airlines (76%).

  • 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 $943, our data indicates the cheapest price to be $69. The most popular route (Minneapolis St Paul - Washington, D.C. Dulles Intl), is priced around $157.

  • 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.

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

    Currently, April is the cheapest month in which you can book a flight from Saint Paul to Washington, D.C. Dulles Intl Airport (average of $79). Flying from Saint Paul to Washington, D.C. Dulles Intl Airport in December is currently the most expensive (average of $229). 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.

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
Arlington
Owings Mills
Springfield
Silver Spring
Herndon
Fredericksburg
Hanover
Laurel
Rockville
Upper Marlboro
Linthicum Heights
Manassas
Bowie
Largo
McLean
Clinton
Towson

Browse thousands of different options on Cheapflights for your next trip

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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 February 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
Sun Country AirCheapest$69Average$170FlexibilityNo cancel feeOn-time83%
FrontierCheapest$115Average$224FlexibilityNo cancel feeOn-time62%
DeltaCheapest$116Average$286FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$184Average$277FlexibilityNo cancel feeOn-time69%

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