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

Flying on Delta is currently your cheapest option to Washington, D.C. Dulles Intl Airport, with prices starting at $362. Another option worth looking into is American Airlines, starting at $586 round trip.

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

To fly one-way, consider booking your trip with Allegiant Air, which is currently one of the cheapest options available, starting at $141. Delta flights start at $187 while deals on American Airlines start at $295 one-way.

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

Currently, August is the cheapest month in which you can book a flight from Bloomington, Illinois to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Bloomington, Illinois to Washington, D.C. Dulles Intl Airport in April is currently the most expensive (average of $337). 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 Bloomington, Illinois to Washington, D.C. Dulles Intl Airport?

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

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.

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).

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

Departing on a Tuesday is a good option for securing a great price. You can expect to save up to 143% when planning your travel around this day of the week.

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

Our data shows that March tends to be the cheapest month to fly to Washington, D.C. Dulles Intl Airport from Bloomington, Illinois. Users have commonly found prices around $362 for the month, but tickets can be as low as $182. Due to multiple factors, prepare for potentially higher prices in April.

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

A simple way to save on the total cost of your ticket is to fly from Bloomington, Illinois to Washington, D.C. Dulles Intl Airport in the morning. If you’re flexible enough to do this you can expect to save up to 21% on your trip compared to booking a flight at noon.

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

Located just 4.2 mi from the city center, Bloomington-Normal is the airport most travelers will use when flying to Washington, D.C. Dulles Intl from Bloomington. Booking flights from Bloomington-Normal (BMI) to Washington, D.C. Dulles Intl should be relatively easy as there are 0 daily outbound flights to Washington, D.C. Dulles Intl from 1 airline.

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

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

How can I find direct flights from Bloomington to Dulles Intl?

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

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

Yes. Cheapflights offers flight deals from Bloomington 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.

$141+ Flights from Bloomington, IL to Washington, D.C. Dulles Intl Airport

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Cheap flight deals from Bloomington to Dulles Intl

Round-trip from	$362 (Delta)
One-way from	$141 (Mytrip)
Popular in	April
Cheapest in	March
Average price	$397

From Bloomington-Normal to Washington, D.C. Dulles Intl

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One-way flight from Bloomington-Normal to Washington, D.C. Dulles Intl

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High demand for flights, 1% potential price rise

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Cheapest flight prices on average. 4% potential price decrease ($15 potential savings vs. average RT price).

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Average for round-trip flights in July 2025

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Find flight deals from Bloomington to Dulles Intl

Cheapest flights from Bloomington to Dulles Intl
Explore the most affordable flight options available from Bloomington to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 11, 2025.

Sat 8/94:40 pmBMI - IAD

1 stop5h 39mDelta

Sat 8/165:25 pmIAD - BMI

1 stop5h 51mDelta

Deal found 7/10

$362

Fri 7/256:00 amBMI - IAD

2 stops10h 09mAmerican Airlines

Mon 7/281:19 pmIAD - BMI

2 stops11h 28mAmerican Airlines

Deal found 7/9

$586

Best flights from Bloomington to Dulles Intl
Discover carefully curated flight deals from Bloomington to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 11, 2025.

Sat 8/94:40 pmBMI - IAD

1 stop5h 39mDelta

Sat 8/165:25 pmIAD - BMI

1 stop5h 51mDelta

Deal found 7/10

$362

Fri 7/256:00 amBMI - IAD

2 stops10h 09mAmerican Airlines

Mon 7/281:19 pmIAD - BMI

2 stops11h 28mAmerican Airlines

Deal found 7/9

$586

Last-minute flights from Bloomington to Dulles Intl
Discover last-minute flight deals from Bloomington to Dulles Intl. Data last updated July 11, 2025 and is based on user searches.

Fri 7/256:00 amBMI - IAD

2 stops10h 09mAmerican Airlines

Mon 7/281:19 pmIAD - BMI

2 stops11h 28mAmerican Airlines

Deal found 7/9

$586

Sat 8/94:40 pmBMI - IAD

1 stop5h 39mDelta

Sat 8/165:25 pmIAD - BMI

1 stop5h 51mDelta

Deal found 7/10

$362

One-way flights from Bloomington to Dulles Intl
Search for one-way flight options from Bloomington to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated July 11, 2025.

Sun 8/177:03 pmBMI - IAD

2 stops18h 20mAllegiant Air

Deal found 7/9

$141

Thu 8/78:16 pmBMI - IAD

1 stop15h 26mMultiple Airlines

Deal found 7/10

$144

Wed 8/66:00 amBMI - IAD

1 stop4h 50mDelta

Deal found 7/10

$187

Fri 8/82:49 pmBMI - IAD

2 stops19h 12mAmerican Airlines

Deal found 7/9

$295

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

BloomingtonWashington, D.C.

BMI - IAD

BMIIAD

Bloomington-Normal

Sat 8/9

4:40 pm-11:19 pm

1 stop5h 39m

Washington, D.C. Dulles Intl

Sat 8/16

5:25 pm-10:16 pm

1 stop5h 51m

$362

BloomingtonWashington, D.C.

BMI - IAD

BMIIAD

Bloomington-Normal

Fri 7/25

6:00 am-5:09 pm

2 stops10h 09m

Washington, D.C. Dulles Intl

Mon 7/28

1:19 pm-11:47 pm

2 stops11h 28m

$586

BloomingtonWashington, D.C.

BMI - IAD

BMIIAD

Bloomington-Normal

Sun 8/17

7:03 pm-2:23 pm

2 stops18h 20m

$141

BloomingtonWashington, D.C.

BMI - IAD

BMIIAD

Bloomington-Normal

Thu 8/7

8:16 pm-12:42 pm

1 stop15h 26m

$144

BloomingtonWashington, D.C.

BMI - IAD

BMIIAD

Bloomington-Normal

Wed 8/6

6:00 am-11:50 am

1 stop4h 50m

$187

BloomingtonWashington, D.C.

BMI - IAD

BMIIAD

Bloomington-Normal

Fri 8/8

2:49 pm-11:01 am

2 stops19h 12m

$295

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/9

Best time to book a flight from Bloomington to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Bloomington 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

See what other customers who have flown with Delta, American Airlines, and Allegiant Air from Bloomington to Washington, D.C. Dulles Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,951 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

7,951 reviews

Delta

8.0

Very good

7,951 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

7,951 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!

Allegiant Air

7.2

Good

704 reviews

Delta

8.0

Very good

7,951 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 Bloomington to Washington, D.C. Dulles Intl?
Located just 4.2 mi from the city center, Bloomington-Normal is the airport most travelers will use when flying to Washington, D.C. Dulles Intl from Bloomington. Booking flights from Bloomington-Normal (BMI) to Washington, D.C. Dulles Intl should be relatively easy as there are 0 daily outbound flights to Washington, D.C. Dulles Intl from 1 airline.
What are the cheapest airlines flying from Bloomington, Illinois to Washington, D.C. Dulles Intl Airport round-trip?
Flying on Delta is currently your cheapest option to Washington, D.C. Dulles Intl Airport, with prices starting at $362. Another option worth looking into is American Airlines, starting at $586 round trip.
What are the cheapest airlines to fly from Bloomington, Illinois to Washington, D.C. Dulles Intl Airport one-way?
To fly one-way, consider booking your trip with Allegiant Air, which is currently one of the cheapest options available, starting at $141. Delta flights start at $187 while deals on American Airlines start at $295 one-way.
Can I find deals for flights from Bloomington to Dulles Intl that include hotel bookings?
Yes. In addition to deals on Bloomington to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Bloomington to Dulles Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Bloomington to Dulles Intl.
Can I find deals for business class flights from Bloomington to Dulles Intl?
Yes. Cheapflights offers flight deals from Bloomington 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 Bloomington, Illinois to Washington, D.C. Dulles Intl Airport?
Currently, August is the cheapest month in which you can book a flight from Bloomington, Illinois to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Bloomington, Illinois to Washington, D.C. Dulles Intl Airport in April is currently the most expensive (average of $337). 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 airline flying from Bloomington to Dulles Intl

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$298	Average$723	FlexibilityNo cancel fee	On-timeN/A

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$141+ Cheap flights from Bloomington, IL (BMI) 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 8/17. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Bloomington 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 Bloomington to Dulles Intl

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Bloomington to Dulles Intl

Cheapest flights from Bloomington to Dulles IntlExplore the most affordable flight options available from Bloomington to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 11, 2025.

Explore the most affordable flight options available from Bloomington to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 11, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Bloomington to Dulles Intl

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

Reviews of airlines servicing Dulles Intl

See what other customers who have flown with Delta, American Airlines, and Allegiant Air from Bloomington to Washington, D.C. Dulles Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

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

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

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

How can I find direct flights from Bloomington to Dulles Intl?

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

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

Traveling to a place near Bloomington?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Bloomington to Dulles Intl

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Top airline flying from Bloomington to Dulles Intl

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Book with Flexibility

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Cheapest flights from Bloomington to Dulles Intl
Explore the most affordable flight options available from Bloomington to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 11, 2025.